cAMP-dependent protein kinase type I-beta regulatory subunit isoform a [Mus musculus]
cyclic nucleotide-binding domain-containing protein; MDR family MFS transporter( domain architecture ID 10186673)
cyclic nucleotide-binding domain-containing protein binds cyclic nucleotides (cAMP or cGMP) where binding of the effector leads to conformational changes; may be involved in regulating transcription, be present in cAMP- and cGMP-dependent protein kinases (cAPK and cGPK), or be part of vertebrate cyclic nucleotide-gated ion-channels.| MDR (multi-drug resistance) family major facilitator superfamily (MFS) transporter confers resistance to specific drugs/toxins through their active efflux from the cell
List of domain hits
Name | Accession | Description | Interval | E-value | |||
CAP_ED | cd00038 | effector domain of the CAP family of transcription factors; members include CAP (or cAMP ... |
255-370 | 2.11e-31 | |||
effector domain of the CAP family of transcription factors; members include CAP (or cAMP receptor protein (CRP)), which binds cAMP, FNR (fumarate and nitrate reduction), which uses an iron-sulfur cluster to sense oxygen) and CooA, a heme containing CO sensor. In all cases binding of the effector leads to conformational changes and the ability to activate transcription. Cyclic nucleotide-binding domain similar to CAP are also present in cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) and vertebrate cyclic nucleotide-gated ion-channels. Cyclic nucleotide-monophosphate binding domain; proteins that bind cyclic nucleotides (cAMP or cGMP) share a structural domain of about 120 residues; the best studied is the prokaryotic catabolite gene activator, CAP, where such a domain is known to be composed of three alpha-helices and a distinctive eight-stranded, antiparallel beta-barrel structure; three conserved glycine residues are thought to be essential for maintenance of the structural integrity of the beta-barrel; CooA is a homodimeric transcription factor that belongs to CAP family; cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) contain two tandem copies of the cyclic nucleotide-binding domain; cAPK's are composed of two different subunits, a catalytic chain and a regulatory chain, which contains both copies of the domain; cGPK's are single chain enzymes that include the two copies of the domain in their N-terminal section; also found in vertebrate cyclic nucleotide-gated ion-channels : Pssm-ID: 237999 [Multi-domain] Cd Length: 115 Bit Score: 115.12 E-value: 2.11e-31
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DD_RIbeta_PKA | cd12102 | dimerization/docking (D/D) domain of the Type I beta Regulatory subunit of cAMP-dependent ... |
10-64 | 1.61e-29 | |||
dimerization/docking (D/D) domain of the Type I beta Regulatory subunit of cAMP-dependent protein kinase; cAMP-dependent protein kinase (PKA) is a serine/threonine kinase (STK), catalyzing the transfer of the gamma-phosphoryl group from ATP to serine/threonine residues on protein substrates. The inactive PKA holoenzyme is a heterotetramer composed of two phosphorylated and active catalytic subunits with a dimer of regulatory (R) subunits. Activation is achieved through the binding of the important second messenger cAMP to the R subunits, which leads to the dissociation of PKA into the R dimer and two active subunits. There are two classes of R subunits, RI and RII; each exists as two isoforms (alpha and beta) from distinct genes. These functionally non-redundant R isoforms allow for specificity in PKA signaling. RI subunits are pseudo-substrates as they do not contain a phosphorylation site in their inhibitory site unlike RII subunits. RIbeta is expressed highly in the brain and is associated with hippocampal function. The R subunit contains an N-terminal dimerization/docking (D/D) domain, a linker with an inhibitory sequence, and two c-AMP binding domains. The D/D domain dimerizes to form a four-helix bundle that serves as a docking site for A-kinase-anchoring proteins (AKAPs), which facilitates the localization of PKA to specific sites in the cell. PKA is present ubiquitously in cells and interacts with many different downstream targets. It plays a role in the regulation of diverse processes such as growth, development, memory, metabolism, gene expression, immunity, and lipolysis. : Pssm-ID: 438523 Cd Length: 54 Bit Score: 108.11 E-value: 1.61e-29
|
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CAP_ED | cd00038 | effector domain of the CAP family of transcription factors; members include CAP (or cAMP ... |
137-246 | 1.51e-28 | |||
effector domain of the CAP family of transcription factors; members include CAP (or cAMP receptor protein (CRP)), which binds cAMP, FNR (fumarate and nitrate reduction), which uses an iron-sulfur cluster to sense oxygen) and CooA, a heme containing CO sensor. In all cases binding of the effector leads to conformational changes and the ability to activate transcription. Cyclic nucleotide-binding domain similar to CAP are also present in cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) and vertebrate cyclic nucleotide-gated ion-channels. Cyclic nucleotide-monophosphate binding domain; proteins that bind cyclic nucleotides (cAMP or cGMP) share a structural domain of about 120 residues; the best studied is the prokaryotic catabolite gene activator, CAP, where such a domain is known to be composed of three alpha-helices and a distinctive eight-stranded, antiparallel beta-barrel structure; three conserved glycine residues are thought to be essential for maintenance of the structural integrity of the beta-barrel; CooA is a homodimeric transcription factor that belongs to CAP family; cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) contain two tandem copies of the cyclic nucleotide-binding domain; cAPK's are composed of two different subunits, a catalytic chain and a regulatory chain, which contains both copies of the domain; cGPK's are single chain enzymes that include the two copies of the domain in their N-terminal section; also found in vertebrate cyclic nucleotide-gated ion-channels : Pssm-ID: 237999 [Multi-domain] Cd Length: 115 Bit Score: 107.41 E-value: 1.51e-28
|
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Name | Accession | Description | Interval | E-value | |||
CAP_ED | cd00038 | effector domain of the CAP family of transcription factors; members include CAP (or cAMP ... |
255-370 | 2.11e-31 | |||
effector domain of the CAP family of transcription factors; members include CAP (or cAMP receptor protein (CRP)), which binds cAMP, FNR (fumarate and nitrate reduction), which uses an iron-sulfur cluster to sense oxygen) and CooA, a heme containing CO sensor. In all cases binding of the effector leads to conformational changes and the ability to activate transcription. Cyclic nucleotide-binding domain similar to CAP are also present in cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) and vertebrate cyclic nucleotide-gated ion-channels. Cyclic nucleotide-monophosphate binding domain; proteins that bind cyclic nucleotides (cAMP or cGMP) share a structural domain of about 120 residues; the best studied is the prokaryotic catabolite gene activator, CAP, where such a domain is known to be composed of three alpha-helices and a distinctive eight-stranded, antiparallel beta-barrel structure; three conserved glycine residues are thought to be essential for maintenance of the structural integrity of the beta-barrel; CooA is a homodimeric transcription factor that belongs to CAP family; cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) contain two tandem copies of the cyclic nucleotide-binding domain; cAPK's are composed of two different subunits, a catalytic chain and a regulatory chain, which contains both copies of the domain; cGPK's are single chain enzymes that include the two copies of the domain in their N-terminal section; also found in vertebrate cyclic nucleotide-gated ion-channels Pssm-ID: 237999 [Multi-domain] Cd Length: 115 Bit Score: 115.12 E-value: 2.11e-31
|
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DD_RIbeta_PKA | cd12102 | dimerization/docking (D/D) domain of the Type I beta Regulatory subunit of cAMP-dependent ... |
10-64 | 1.61e-29 | |||
dimerization/docking (D/D) domain of the Type I beta Regulatory subunit of cAMP-dependent protein kinase; cAMP-dependent protein kinase (PKA) is a serine/threonine kinase (STK), catalyzing the transfer of the gamma-phosphoryl group from ATP to serine/threonine residues on protein substrates. The inactive PKA holoenzyme is a heterotetramer composed of two phosphorylated and active catalytic subunits with a dimer of regulatory (R) subunits. Activation is achieved through the binding of the important second messenger cAMP to the R subunits, which leads to the dissociation of PKA into the R dimer and two active subunits. There are two classes of R subunits, RI and RII; each exists as two isoforms (alpha and beta) from distinct genes. These functionally non-redundant R isoforms allow for specificity in PKA signaling. RI subunits are pseudo-substrates as they do not contain a phosphorylation site in their inhibitory site unlike RII subunits. RIbeta is expressed highly in the brain and is associated with hippocampal function. The R subunit contains an N-terminal dimerization/docking (D/D) domain, a linker with an inhibitory sequence, and two c-AMP binding domains. The D/D domain dimerizes to form a four-helix bundle that serves as a docking site for A-kinase-anchoring proteins (AKAPs), which facilitates the localization of PKA to specific sites in the cell. PKA is present ubiquitously in cells and interacts with many different downstream targets. It plays a role in the regulation of diverse processes such as growth, development, memory, metabolism, gene expression, immunity, and lipolysis. Pssm-ID: 438523 Cd Length: 54 Bit Score: 108.11 E-value: 1.61e-29
|
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CAP_ED | cd00038 | effector domain of the CAP family of transcription factors; members include CAP (or cAMP ... |
137-246 | 1.51e-28 | |||
effector domain of the CAP family of transcription factors; members include CAP (or cAMP receptor protein (CRP)), which binds cAMP, FNR (fumarate and nitrate reduction), which uses an iron-sulfur cluster to sense oxygen) and CooA, a heme containing CO sensor. In all cases binding of the effector leads to conformational changes and the ability to activate transcription. Cyclic nucleotide-binding domain similar to CAP are also present in cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) and vertebrate cyclic nucleotide-gated ion-channels. Cyclic nucleotide-monophosphate binding domain; proteins that bind cyclic nucleotides (cAMP or cGMP) share a structural domain of about 120 residues; the best studied is the prokaryotic catabolite gene activator, CAP, where such a domain is known to be composed of three alpha-helices and a distinctive eight-stranded, antiparallel beta-barrel structure; three conserved glycine residues are thought to be essential for maintenance of the structural integrity of the beta-barrel; CooA is a homodimeric transcription factor that belongs to CAP family; cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) contain two tandem copies of the cyclic nucleotide-binding domain; cAPK's are composed of two different subunits, a catalytic chain and a regulatory chain, which contains both copies of the domain; cGPK's are single chain enzymes that include the two copies of the domain in their N-terminal section; also found in vertebrate cyclic nucleotide-gated ion-channels Pssm-ID: 237999 [Multi-domain] Cd Length: 115 Bit Score: 107.41 E-value: 1.51e-28
|
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cNMP | smart00100 | Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a ... |
255-373 | 2.34e-26 | |||
Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a prokaryotic homologue of eukaryotic cNMP-binding domains, present in ion channels, and cNMP-dependent kinases. Pssm-ID: 197516 [Multi-domain] Cd Length: 120 Bit Score: 102.09 E-value: 2.34e-26
|
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cNMP | smart00100 | Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a ... |
137-251 | 4.06e-25 | |||
Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a prokaryotic homologue of eukaryotic cNMP-binding domains, present in ion channels, and cNMP-dependent kinases. Pssm-ID: 197516 [Multi-domain] Cd Length: 120 Bit Score: 98.63 E-value: 4.06e-25
|
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cNMP_binding | pfam00027 | Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, ... |
273-359 | 1.81e-20 | |||
Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, oxygen and 2-oxoglutarate (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043). Pssm-ID: 459637 [Multi-domain] Cd Length: 89 Bit Score: 84.97 E-value: 1.81e-20
|
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Crp | COG0664 | cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal ... |
256-359 | 3.16e-17 | |||
cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal transduction mechanisms]; Pssm-ID: 440428 [Multi-domain] Cd Length: 207 Bit Score: 79.26 E-value: 3.16e-17
|
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cNMP_binding | pfam00027 | Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, ... |
161-236 | 2.89e-16 | |||
Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, oxygen and 2-oxoglutarate (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043). Pssm-ID: 459637 [Multi-domain] Cd Length: 89 Bit Score: 73.41 E-value: 2.89e-16
|
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Crp | COG0664 | cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal ... |
138-235 | 2.99e-14 | |||
cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal transduction mechanisms]; Pssm-ID: 440428 [Multi-domain] Cd Length: 207 Bit Score: 70.79 E-value: 2.99e-14
|
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RIIa | pfam02197 | Regulatory subunit of type II PKA R-subunit; |
25-61 | 8.07e-11 | |||
Regulatory subunit of type II PKA R-subunit; Pssm-ID: 396669 Cd Length: 37 Bit Score: 56.56 E-value: 8.07e-11
|
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PLN02868 | PLN02868 | acyl-CoA thioesterase family protein |
248-350 | 1.29e-10 | |||
acyl-CoA thioesterase family protein Pssm-ID: 178459 [Multi-domain] Cd Length: 413 Bit Score: 62.43 E-value: 1.29e-10
|
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RIIa | smart00394 | RIIalpha, Regulatory subunit portion of type II PKA R-subunit; RIIalpha, Regulatory subunit ... |
25-61 | 1.98e-10 | |||
RIIalpha, Regulatory subunit portion of type II PKA R-subunit; RIIalpha, Regulatory subunit portion of type II PKA R-subunit. Contains dimerisation interface and binding site for A-kinase-anchoring proteins (AKAPs). Pssm-ID: 197697 Cd Length: 38 Bit Score: 55.42 E-value: 1.98e-10
|
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cyc_nuc_ocin | TIGR03896 | bacteriocin-type transport-associated protein; Members of this protein family are ... |
274-341 | 3.75e-05 | |||
bacteriocin-type transport-associated protein; Members of this protein family are uncharacterized and contain two copies of the cyclic nucleotide-binding domain pfam00027. Members are restricted to select cyanobacteria but are found regularly in association with a transport operon that, in turn, is associated with the production of putative bacteriocins. The models describing the transport operon are TIGR03794, TIGR03796, and TIGR03797. Pssm-ID: 274839 [Multi-domain] Cd Length: 317 Bit Score: 45.27 E-value: 3.75e-05
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cyc_nuc_ocin | TIGR03896 | bacteriocin-type transport-associated protein; Members of this protein family are ... |
136-235 | 5.29e-04 | |||
bacteriocin-type transport-associated protein; Members of this protein family are uncharacterized and contain two copies of the cyclic nucleotide-binding domain pfam00027. Members are restricted to select cyanobacteria but are found regularly in association with a transport operon that, in turn, is associated with the production of putative bacteriocins. The models describing the transport operon are TIGR03794, TIGR03796, and TIGR03797. Pssm-ID: 274839 [Multi-domain] Cd Length: 317 Bit Score: 41.42 E-value: 5.29e-04
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PRK11753 | PRK11753 | cAMP-activated global transcriptional regulator CRP; |
163-243 | 1.14e-03 | |||
cAMP-activated global transcriptional regulator CRP; Pssm-ID: 236969 [Multi-domain] Cd Length: 211 Bit Score: 39.96 E-value: 1.14e-03
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Name | Accession | Description | Interval | E-value | ||||
CAP_ED | cd00038 | effector domain of the CAP family of transcription factors; members include CAP (or cAMP ... |
255-370 | 2.11e-31 | ||||
effector domain of the CAP family of transcription factors; members include CAP (or cAMP receptor protein (CRP)), which binds cAMP, FNR (fumarate and nitrate reduction), which uses an iron-sulfur cluster to sense oxygen) and CooA, a heme containing CO sensor. In all cases binding of the effector leads to conformational changes and the ability to activate transcription. Cyclic nucleotide-binding domain similar to CAP are also present in cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) and vertebrate cyclic nucleotide-gated ion-channels. Cyclic nucleotide-monophosphate binding domain; proteins that bind cyclic nucleotides (cAMP or cGMP) share a structural domain of about 120 residues; the best studied is the prokaryotic catabolite gene activator, CAP, where such a domain is known to be composed of three alpha-helices and a distinctive eight-stranded, antiparallel beta-barrel structure; three conserved glycine residues are thought to be essential for maintenance of the structural integrity of the beta-barrel; CooA is a homodimeric transcription factor that belongs to CAP family; cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) contain two tandem copies of the cyclic nucleotide-binding domain; cAPK's are composed of two different subunits, a catalytic chain and a regulatory chain, which contains both copies of the domain; cGPK's are single chain enzymes that include the two copies of the domain in their N-terminal section; also found in vertebrate cyclic nucleotide-gated ion-channels Pssm-ID: 237999 [Multi-domain] Cd Length: 115 Bit Score: 115.12 E-value: 2.11e-31
|
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DD_RIbeta_PKA | cd12102 | dimerization/docking (D/D) domain of the Type I beta Regulatory subunit of cAMP-dependent ... |
10-64 | 1.61e-29 | ||||
dimerization/docking (D/D) domain of the Type I beta Regulatory subunit of cAMP-dependent protein kinase; cAMP-dependent protein kinase (PKA) is a serine/threonine kinase (STK), catalyzing the transfer of the gamma-phosphoryl group from ATP to serine/threonine residues on protein substrates. The inactive PKA holoenzyme is a heterotetramer composed of two phosphorylated and active catalytic subunits with a dimer of regulatory (R) subunits. Activation is achieved through the binding of the important second messenger cAMP to the R subunits, which leads to the dissociation of PKA into the R dimer and two active subunits. There are two classes of R subunits, RI and RII; each exists as two isoforms (alpha and beta) from distinct genes. These functionally non-redundant R isoforms allow for specificity in PKA signaling. RI subunits are pseudo-substrates as they do not contain a phosphorylation site in their inhibitory site unlike RII subunits. RIbeta is expressed highly in the brain and is associated with hippocampal function. The R subunit contains an N-terminal dimerization/docking (D/D) domain, a linker with an inhibitory sequence, and two c-AMP binding domains. The D/D domain dimerizes to form a four-helix bundle that serves as a docking site for A-kinase-anchoring proteins (AKAPs), which facilitates the localization of PKA to specific sites in the cell. PKA is present ubiquitously in cells and interacts with many different downstream targets. It plays a role in the regulation of diverse processes such as growth, development, memory, metabolism, gene expression, immunity, and lipolysis. Pssm-ID: 438523 Cd Length: 54 Bit Score: 108.11 E-value: 1.61e-29
|
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CAP_ED | cd00038 | effector domain of the CAP family of transcription factors; members include CAP (or cAMP ... |
137-246 | 1.51e-28 | ||||
effector domain of the CAP family of transcription factors; members include CAP (or cAMP receptor protein (CRP)), which binds cAMP, FNR (fumarate and nitrate reduction), which uses an iron-sulfur cluster to sense oxygen) and CooA, a heme containing CO sensor. In all cases binding of the effector leads to conformational changes and the ability to activate transcription. Cyclic nucleotide-binding domain similar to CAP are also present in cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) and vertebrate cyclic nucleotide-gated ion-channels. Cyclic nucleotide-monophosphate binding domain; proteins that bind cyclic nucleotides (cAMP or cGMP) share a structural domain of about 120 residues; the best studied is the prokaryotic catabolite gene activator, CAP, where such a domain is known to be composed of three alpha-helices and a distinctive eight-stranded, antiparallel beta-barrel structure; three conserved glycine residues are thought to be essential for maintenance of the structural integrity of the beta-barrel; CooA is a homodimeric transcription factor that belongs to CAP family; cAMP- and cGMP-dependent protein kinases (cAPK and cGPK) contain two tandem copies of the cyclic nucleotide-binding domain; cAPK's are composed of two different subunits, a catalytic chain and a regulatory chain, which contains both copies of the domain; cGPK's are single chain enzymes that include the two copies of the domain in their N-terminal section; also found in vertebrate cyclic nucleotide-gated ion-channels Pssm-ID: 237999 [Multi-domain] Cd Length: 115 Bit Score: 107.41 E-value: 1.51e-28
|
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cNMP | smart00100 | Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a ... |
255-373 | 2.34e-26 | ||||
Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a prokaryotic homologue of eukaryotic cNMP-binding domains, present in ion channels, and cNMP-dependent kinases. Pssm-ID: 197516 [Multi-domain] Cd Length: 120 Bit Score: 102.09 E-value: 2.34e-26
|
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DD_RI_PKA | cd12097 | dimerization/docking (D/D) domain of the Type I Regulatory subunit of cAMP-dependent protein ... |
15-63 | 1.47e-25 | ||||
dimerization/docking (D/D) domain of the Type I Regulatory subunit of cAMP-dependent protein kinase; cAMP-dependent protein kinase (PKA) is a serine/threonine kinase (STK), catalyzing the transfer of the gamma-phosphoryl group from ATP to serine/threonine residues on protein substrates. The inactive PKA holoenzyme is a heterotetramer composed of two phosphorylated and active catalytic subunits with a dimer of regulatory (R) subunits. Activation is achieved through the binding of the important second messenger cAMP to the R subunits, which leads to the dissociation of PKA into the R dimer and two active subunits. There are two classes of R subunits, RI and RII; each exists as two isoforms (alpha and beta) from distinct genes. These functionally non-redundant R isoforms allow for specificity in PKA signaling. RI subunits are pseudo-substrates as they do not contain a phosphorylation site in their inhibitory site unlike RII subunits. RIalpha function is required for normal development as its deletion is embryonically lethal. RIbeta is expressed highly in the brain and is associated with hippocampal function. The R subunit contains an N-terminal dimerization/docking (D/D) domain, a linker with an inhibitory sequence, and two c-AMP binding domains. The D/D domain dimerizes to form a four-helix bundle that serves as a docking site for A-kinase-anchoring proteins (AKAPs), which facilitates the localization of PKA to specific sites in the cell. PKA is present ubiquitously in cells and interacts with many different downstream targets. It plays a role in the regulation of diverse processes such as growth, development, memory, metabolism, gene expression, immunity, and lipolysis. Pssm-ID: 438518 Cd Length: 49 Bit Score: 97.61 E-value: 1.47e-25
|
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cNMP | smart00100 | Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a ... |
137-251 | 4.06e-25 | ||||
Cyclic nucleotide-monophosphate binding domain; Catabolite gene activator protein (CAP) is a prokaryotic homologue of eukaryotic cNMP-binding domains, present in ion channels, and cNMP-dependent kinases. Pssm-ID: 197516 [Multi-domain] Cd Length: 120 Bit Score: 98.63 E-value: 4.06e-25
|
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DD_RIalpha_PKA | cd12101 | dimerization/docking (D/D) domain of the Type I alpha Regulatory subunit of cAMP-dependent ... |
14-63 | 1.94e-23 | ||||
dimerization/docking (D/D) domain of the Type I alpha Regulatory subunit of cAMP-dependent protein kinase; cAMP-dependent protein kinase (PKA) is a serine/threonine kinase (STK), catalyzing the transfer of the gamma-phosphoryl group from ATP to serine/threonine residues on protein substrates. The inactive PKA holoenzyme is a heterotetramer composed of two phosphorylated and active catalytic subunits with a dimer of regulatory (R) subunits. Activation is achieved through the binding of the important second messenger cAMP to the R subunits, which leads to the dissociation of PKA into the R dimer and two active subunits. There are two classes of R subunits, RI and RII; each exists as two isoforms (alpha and beta) from distinct genes. These functionally non-redundant R isoforms allow for specificity in PKA signaling. RI subunits are pseudo-substrates as they do not contain a phosphorylation site in their inhibitory site unlike RII subunits. RIalpha is the key regulatory subunit responsible for maintaining cAMP control of the catalytic subunit. RIalpha function is required for normal development as its deletion is embryonically lethal due to failed cardiac morphogenesis. The R subunit contains an N-terminal dimerization/docking (D/D) domain, a linker with an inhibitory sequence, and two c-AMP binding domains. The D/D domain dimerizes to form a four-helix bundle that serves as a docking site for A-kinase-anchoring proteins (AKAPs), which facilitates the localization of PKA to specific sites in the cell. PKA is present ubiquitously in cells and interacts with many different downstream targets. It plays a role in the regulation of diverse processes such as growth, development, memory, metabolism, gene expression, immunity, and lipolysis. Pssm-ID: 438522 Cd Length: 50 Bit Score: 91.93 E-value: 1.94e-23
|
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cNMP_binding | pfam00027 | Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, ... |
273-359 | 1.81e-20 | ||||
Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, oxygen and 2-oxoglutarate (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043). Pssm-ID: 459637 [Multi-domain] Cd Length: 89 Bit Score: 84.97 E-value: 1.81e-20
|
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Crp | COG0664 | cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal ... |
256-359 | 3.16e-17 | ||||
cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal transduction mechanisms]; Pssm-ID: 440428 [Multi-domain] Cd Length: 207 Bit Score: 79.26 E-value: 3.16e-17
|
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cNMP_binding | pfam00027 | Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, ... |
161-236 | 2.89e-16 | ||||
Cyclic nucleotide-binding domain; This domain sensor domain can bind cAMP, cGMP, c-di-GMP, oxygen and 2-oxoglutarate (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043). Pssm-ID: 459637 [Multi-domain] Cd Length: 89 Bit Score: 73.41 E-value: 2.89e-16
|
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Crp | COG0664 | cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal ... |
138-235 | 2.99e-14 | ||||
cAMP-binding domain of CRP or a regulatory subunit of cAMP-dependent protein kinases [Signal transduction mechanisms]; Pssm-ID: 440428 [Multi-domain] Cd Length: 207 Bit Score: 70.79 E-value: 2.99e-14
|
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RIIa | pfam02197 | Regulatory subunit of type II PKA R-subunit; |
25-61 | 8.07e-11 | ||||
Regulatory subunit of type II PKA R-subunit; Pssm-ID: 396669 Cd Length: 37 Bit Score: 56.56 E-value: 8.07e-11
|
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PLN02868 | PLN02868 | acyl-CoA thioesterase family protein |
248-350 | 1.29e-10 | ||||
acyl-CoA thioesterase family protein Pssm-ID: 178459 [Multi-domain] Cd Length: 413 Bit Score: 62.43 E-value: 1.29e-10
|
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RIIa | smart00394 | RIIalpha, Regulatory subunit portion of type II PKA R-subunit; RIIalpha, Regulatory subunit ... |
25-61 | 1.98e-10 | ||||
RIIalpha, Regulatory subunit portion of type II PKA R-subunit; RIIalpha, Regulatory subunit portion of type II PKA R-subunit. Contains dimerisation interface and binding site for A-kinase-anchoring proteins (AKAPs). Pssm-ID: 197697 Cd Length: 38 Bit Score: 55.42 E-value: 1.98e-10
|
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DD_TEX55-like | cd22961 | dimerization/docking (D/D) domain found in the testis-specific expressed protein 55 (TEX55) ... |
18-57 | 6.16e-07 | ||||
dimerization/docking (D/D) domain found in the testis-specific expressed protein 55 (TEX55)-like family; The TEX55-like family includes TEX55, F-box/LRR-repeat protein 13 (FBXL13), adenylate kinase isoenzymes AK5 and AK8, as well as uncharacterized EF-hand calcium-binding domain-containing protein 10 (EFCAB10), and protein VEST-1. TEX55, also called testis-specific conserved cAMP-dependent type II PK-anchoring protein (TSCPA), is a putative A-kinase anchoring protein (AKAP) that is dispensable for male fertility. FBXL13, also called F-box and leucine-rich repeat protein 13, or dynein regulatory complex subunit 6 (DRC6), is a component of the nexin-dynein regulatory complex (N-DRC), a key regulator of ciliary/flagellar motility which maintains the alignment and integrity of the distal axoneme and regulates microtubule sliding in motile axonemes. It may also function as a substrate-recognition component of an SCF (SKP1-CUL1-F-box protein)-type E3 ubiquitin ligase complex. AK5 and AK8 act as nucleoside monophosphate (NMP) kinases that catalyze the reversible transfer of the terminal phosphate group between nucleoside triphosphates and monophosphates. Members of this family contain a conserved helical bundle domain that shows high sequence similarity to the dimerization/docking (D/D) domains of regulatory subunit of cAMP-dependent protein kinase (PKA) and protein DPY-30/SDC1. Pssm-ID: 438530 Cd Length: 43 Bit Score: 45.49 E-value: 6.16e-07
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DD_TbAK-like | cd22981 | dimerization/docking (D/D) domain found in Trypanosoma brucei adenylate kinase (AK) and ... |
12-56 | 2.90e-05 | ||||
dimerization/docking (D/D) domain found in Trypanosoma brucei adenylate kinase (AK) and similar proteins; AK (EC 2.7.4.3), also called ATP-AMP transphosphorylase, ATP:AMP phosphotransferase, or adenylate monophosphate kinase, catalyzes the reversible transfer of the terminal phosphate group between ATP and AMP. It plays an important role in cellular energy homeostasis and in adenine nucleotide metabolism. Members of this subfamily contain an N-terminal domain that shows high sequence similarity to the dimerization/docking (D/D) domains of regulatory subunit of cAMP-dependent protein kinase (PKA) and protein DPY-30/SDC1. Pssm-ID: 438550 Cd Length: 44 Bit Score: 40.86 E-value: 2.90e-05
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cyc_nuc_ocin | TIGR03896 | bacteriocin-type transport-associated protein; Members of this protein family are ... |
274-341 | 3.75e-05 | ||||
bacteriocin-type transport-associated protein; Members of this protein family are uncharacterized and contain two copies of the cyclic nucleotide-binding domain pfam00027. Members are restricted to select cyanobacteria but are found regularly in association with a transport operon that, in turn, is associated with the production of putative bacteriocins. The models describing the transport operon are TIGR03794, TIGR03796, and TIGR03797. Pssm-ID: 274839 [Multi-domain] Cd Length: 317 Bit Score: 45.27 E-value: 3.75e-05
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DD_EFCAB10 | cd22976 | dimerization/docking (D/D) domain found in EF-hand calcium-binding domain-containing protein ... |
19-57 | 5.07e-05 | ||||
dimerization/docking (D/D) domain found in EF-hand calcium-binding domain-containing protein 10 (EFCAB10) and similar proteins; The subfamily includes uncharacterized EF-hand calcium-binding domain-containing protein 10 (EFCAB10), which contains an N-terminal domain that shows high sequence similarity to the dimerization/docking (D/D) domains of regulatory subunit of cAMP-dependent protein kinase (PKA) and protein DPY-30/SDC1. Pssm-ID: 438545 Cd Length: 47 Bit Score: 40.16 E-value: 5.07e-05
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DD_AtENO3-like | cd22962 | dimerization/docking (D/D) domain found in Arabidopsis thaliana cytosolic enolase 3 (ENO3) and ... |
21-57 | 1.10e-04 | ||||
dimerization/docking (D/D) domain found in Arabidopsis thaliana cytosolic enolase 3 (ENO3) and similar proteins; Enolase (EC 4.2.1.11), also known as phosphopyruvate hydratase, is a metalloenzyme responsible for catalyzing the conversion of 2-phosphoglycerate (2-PG) to phosphoenolpyruvate (PEP), the ninth and penultimate step of glycolysis. The subfamily includes Arabidopsis thaliana ENO3, also called ENOC, 2-phospho-D-glycerate hydro-lyase 3, or 2-phosphoglycerate dehydratase 3. It contains an N-terminal domain which shows high sequence similarity to the dimerization/docking (D/D) domains of regulatory subunit of cAMP-dependent protein kinase (PKA) and protein DPY-30/SDC1. Pssm-ID: 438531 Cd Length: 45 Bit Score: 39.49 E-value: 1.10e-04
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PRK11753 | PRK11753 | cAMP-activated global transcriptional regulator CRP; |
282-366 | 1.35e-04 | ||||
cAMP-activated global transcriptional regulator CRP; Pssm-ID: 236969 [Multi-domain] Cd Length: 211 Bit Score: 42.66 E-value: 1.35e-04
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cyc_nuc_ocin | TIGR03896 | bacteriocin-type transport-associated protein; Members of this protein family are ... |
161-352 | 1.63e-04 | ||||
bacteriocin-type transport-associated protein; Members of this protein family are uncharacterized and contain two copies of the cyclic nucleotide-binding domain pfam00027. Members are restricted to select cyanobacteria but are found regularly in association with a transport operon that, in turn, is associated with the production of putative bacteriocins. The models describing the transport operon are TIGR03794, TIGR03796, and TIGR03797. Pssm-ID: 274839 [Multi-domain] Cd Length: 317 Bit Score: 43.35 E-value: 1.63e-04
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PLN03192 | PLN03192 | Voltage-dependent potassium channel; Provisional |
280-338 | 2.54e-04 | ||||
Voltage-dependent potassium channel; Provisional Pssm-ID: 215625 [Multi-domain] Cd Length: 823 Bit Score: 43.32 E-value: 2.54e-04
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DD_DPY30_SDC1-like | cd22958 | dimerization/docking (D/D) domain found in the DPY30/SDC1-like family; The DPY30/SDC1-like ... |
21-50 | 2.81e-04 | ||||
dimerization/docking (D/D) domain found in the DPY30/SDC1-like family; The DPY30/SDC1-like family includes DPY30 from animals and its homolog SDC1 from yeast, DPY30 domain-containing protein (DYDC), adenylate kinase 7 (AK7), IQ domain-containing protein K (IQCK), nucleoside diphosphate kinase homolog 5 (NDKH5), EF-hand calcium-binding domain-containing protein 5 (EFCAB5), and Chlamydomonas reinhardtii flagellar radial spoke proteins, RSP2 and RSP23. DPY30, also called dumpy-30, was initially discovered in Caenorhabditis elegans as a key player in X chromosome dosage compensation. Human DPY30 plays a dual function in moderately allosterically regulating the methyltransferase activity of SET1/COMPASS (COMplex of Proteins ASsociated with Set1) enzymes and contributing to the recruitment of the complex to chromatin. Yeast SDC1, also called complex proteins associated with SET1 protein SDC1, Set1C component SDC1, or suppressor of CDC25 protein 1, is the smallest subunit of COMPASS (COMplex of Proteins ASsociated with Set1) and interacts exclusively with Bre2 at the distal end of the catalytic module. It positively regulates the COMPASS catalytic module by stabilizing the non-canonical Bre2 SPRY domain. DYDC1 plays a crucial role during acrosome biogenesis. AK7 (EC2.7.4.3/EC 2.7.4.6), also called ATP-AMP transphosphorylase 7, is a nucleoside monophosphate (NMP) kinase that catalyzes the reversible transfer of the terminal phosphate group between nucleoside triphosphates and monophosphates. It is involved in maintaining ciliary structure and function. IQ motif-containing proteins may play an active role in cell polarization and migration, and even in ciliary function. The function of IQCK remains unclear. NDKH5, also called NME5, NDP kinase homolog 5, inhibitor of p53-induced apoptosis-beta (IPIA-beta), testis-specific nm23 homolog, or nm23-H5, is specifically expressed in testis germinal cells. It may not have NDK kinase activity. It confers protection from cell death by Bax and alters the cellular levels of several antioxidant enzymes including Gpx5. It may play a role in spermiogenesis by increasing the ability of late-stage spermatids to eliminate reactive oxygen species. RSP2 is a calmodulin binding spoke stalk protein required for motility in Chlamydomonas reinhardtii. It binds calmodulin in a calcium-dependent manner. RSP23, also called p61, is a functional Ca2+/calmodulin-regulated nucleoside diphosphate kinase (NDK) from the flagella of Chlamydomonas that is present in the radial spoke stalk. It binds calmodulin in a calcium-dependent manner. Members of this family contain a DPY30/SDC1 helical bundle domain that is formed by two alpha-helices. The DPY30/SDC1 helical bundle domain is also called D/D domain and might be analogous to the D/D domain found in the regulatory subunit of cAMP-dependent protein kinase (PKA). Pssm-ID: 438527 Cd Length: 40 Bit Score: 37.81 E-value: 2.81e-04
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cyc_nuc_ocin | TIGR03896 | bacteriocin-type transport-associated protein; Members of this protein family are ... |
136-235 | 5.29e-04 | ||||
bacteriocin-type transport-associated protein; Members of this protein family are uncharacterized and contain two copies of the cyclic nucleotide-binding domain pfam00027. Members are restricted to select cyanobacteria but are found regularly in association with a transport operon that, in turn, is associated with the production of putative bacteriocins. The models describing the transport operon are TIGR03794, TIGR03796, and TIGR03797. Pssm-ID: 274839 [Multi-domain] Cd Length: 317 Bit Score: 41.42 E-value: 5.29e-04
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DD_AK8 | cd22979 | dimerization/docking (D/D) domain found in adenylate kinase isoenzyme 8 (AK8) and similar ... |
19-56 | 5.58e-04 | ||||
dimerization/docking (D/D) domain found in adenylate kinase isoenzyme 8 (AK8) and similar proteins; AK8 (EC 2.7.4.3/EC 2.7.4.6), also called ATP-AMP transphosphorylase 8, acts as a nucleoside monophosphate (NMP) kinase that catalyzes the reversible transfer of the terminal phosphate group between nucleoside triphosphates and monophosphates. It has highest activity toward AMP, and weaker activity toward dAMP, CMP and dCMP. It also displays broad nucleoside diphosphate kinase activity. AK8 contains an N-terminal domain that shows high sequence similarity to the dimerization/docking (D/D) domains of regulatory subunit of cAMP-dependent protein kinase (PKA) and protein DPY-30/SDC1. Pssm-ID: 438548 Cd Length: 45 Bit Score: 37.44 E-value: 5.58e-04
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DD_TEX55 | cd22975 | dimerization/docking (D/D) domain found in testis-specific expressed protein 55 (TEX55) and ... |
12-61 | 6.46e-04 | ||||
dimerization/docking (D/D) domain found in testis-specific expressed protein 55 (TEX55) and similar proteins; TEX55, also called testis-specific conserved cAMP-dependent type II PK-anchoring protein (TSCPA), is a putative A-kinase anchoring protein (AKAP) that is dispensable for male fertility. It contains a C-terminal domain that shows high sequence similarity to the dimerization/docking (D/D) domains of regulatory subunit of cAMP-dependent protein kinase (PKA) and protein DPY-30/SDC1. Pssm-ID: 438544 Cd Length: 50 Bit Score: 37.16 E-value: 6.46e-04
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PRK11753 | PRK11753 | cAMP-activated global transcriptional regulator CRP; |
163-243 | 1.14e-03 | ||||
cAMP-activated global transcriptional regulator CRP; Pssm-ID: 236969 [Multi-domain] Cd Length: 211 Bit Score: 39.96 E-value: 1.14e-03
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