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Conserved domains on  [gi|497524445|ref|WP_009838643|]
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endonuclease SmrB [Pseudoalteromonas tunicata]

Protein Classification

Smr/MutS family protein( domain architecture ID 10012230)

uncharacterized Smr/MutS family protein similar to Escherichia coli YfcN, may function as a nicking endonuclease

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
PRK04946 PRK04946
endonuclease SmrB;
1-174 4.55e-86

endonuclease SmrB;


:

Pssm-ID: 235321 [Multi-domain]  Cd Length: 181  Bit Score: 250.62  E-value: 4.55e-86
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445   1 MKKTPAIDADELALFRQEIAGARAFKQDKIHFSRPtKKNTISTQAKQIKLEQ--AEFFFSDQYEPNIDSKAVLSYVKEGH 78
Cdd:PRK04946   1 MKKKDSLSEDDLALFRQLIKGTKKIKQDTIVHRPP-RKKIKKKPEKRLLQEQadASHYFSDEFQPLLNTEGPVRYVREDV 79
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445  79 DSFLAKQLRRGDFPPELILDLHGLNKEDTKAELVALISACKKQHIHCACVMHGIGQQVLKNKVPHYLVQHPDVIAMHQAP 158
Cdd:PRK04946  80 DHFELKKLRRGDYSPELFLDLHGLTQLQAKQELGALIAACRKEHVFCACVMHGHGKHILKQQTPLWLAQHPDVMAFHQAP 159
                        170
                 ....*....|....*.
gi 497524445 159 LEWGGKSAVLILIDLH 174
Cdd:PRK04946 160 KEWGGDAALLVLIEIE 175
 
Name Accession Description Interval E-value
PRK04946 PRK04946
endonuclease SmrB;
1-174 4.55e-86

endonuclease SmrB;


Pssm-ID: 235321 [Multi-domain]  Cd Length: 181  Bit Score: 250.62  E-value: 4.55e-86
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445   1 MKKTPAIDADELALFRQEIAGARAFKQDKIHFSRPtKKNTISTQAKQIKLEQ--AEFFFSDQYEPNIDSKAVLSYVKEGH 78
Cdd:PRK04946   1 MKKKDSLSEDDLALFRQLIKGTKKIKQDTIVHRPP-RKKIKKKPEKRLLQEQadASHYFSDEFQPLLNTEGPVRYVREDV 79
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445  79 DSFLAKQLRRGDFPPELILDLHGLNKEDTKAELVALISACKKQHIHCACVMHGIGQQVLKNKVPHYLVQHPDVIAMHQAP 158
Cdd:PRK04946  80 DHFELKKLRRGDYSPELFLDLHGLTQLQAKQELGALIAACRKEHVFCACVMHGHGKHILKQQTPLWLAQHPDVMAFHQAP 159
                        170
                 ....*....|....*.
gi 497524445 159 LEWGGKSAVLILIDLH 174
Cdd:PRK04946 160 KEWGGDAALLVLIEIE 175
SmrA COG2840
DNA-nicking endonuclease, Smr domain [Replication, recombination and repair];
2-172 9.28e-51

DNA-nicking endonuclease, Smr domain [Replication, recombination and repair];


Pssm-ID: 442088 [Multi-domain]  Cd Length: 177  Bit Score: 161.23  E-value: 9.28e-51
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445   2 KKTPAIDADELALFRQEIAGARAFKQD-KIHFSRPTKKNTISTQAKQiklEQAEFFFSDqyEPNIDSKAVLSYVKEGHDS 80
Cdd:COG2840    1 RRKRRLSDDDRALFRQAMGDVKPLKQDnRVRPERPPPKPTPAQRARR---EAAALAELD--PVDLAPDEPLSYRRPGVQP 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445  81 FLAKQLRRGDFPPELILDLHGLNKEDTKAELVALISACKKQHIHCACVMHGIGQQ------VLKNKVPHYLVQHPDVIAM 154
Cdd:COG2840   76 GVLKKLRRGKYPPEARLDLHGLTVEEAREALAAFLAEAQRRGLRCVLIIHGKGLGspggrpVLKSQVPRWLRQHPEVLAF 155
                        170
                 ....*....|....*...
gi 497524445 155 HQAPLEWGGKSAVLILID 172
Cdd:COG2840  156 HSAPPRHGGSGALYVLLR 173
Smr pfam01713
Smr domain; This family includes the Smr (Small MutS Related) proteins, and the C-terminal ...
98-171 4.69e-19

Smr domain; This family includes the Smr (Small MutS Related) proteins, and the C-terminal region of the MutS2 protein. It has been suggested that this domain interacts with the MutS1 protein in the case of Smr proteins and with the N-terminal MutS related region of MutS2. This domain exhibits nicking endonuclease activity that might have a role in mismatch repair or genetic recombination. It shows no significant double strand cleavage or exonuclease activity. The full-length Swiss:Q86UW6 also has the polynucleotide kinase activity.


Pssm-ID: 460303 [Multi-domain]  Cd Length: 76  Bit Score: 76.74  E-value: 4.69e-19
                          10        20        30        40        50        60        70
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*
gi 497524445   98 DLHGLNKEDTKAELVALISACKKQHIHCACVMHGIGQQ-VLKNKVPHYLVQHPDVIAMHQAPLEWGGKSAVLILI 171
Cdd:pfam01713   1 DLHGMTVEEAREALDKFLDDALLAGLRCVLIIHGKGTHgVLRKAVREWLKQHPLVLAFRSAPPGEGGDGATYVLL 75
SMR smart00463
Small MutS-related domain;
94-171 7.52e-08

Small MutS-related domain;


Pssm-ID: 214676 [Multi-domain]  Cd Length: 80  Bit Score: 47.68  E-value: 7.52e-08
                           10        20        30        40        50        60        70        80
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445    94 ELILDLHGLNKEDTKAELVALISACKKQHIH-CACVMHGIGQ--QVLKNKVPHYLVQHPDVIAMHQAPlEWGGKSAVLIL 170
Cdd:smart00463   1 KWSLDLHGLTVEEALTALDKFLNNARLKGLEqKLVIITGKGKhsLGGKSGVKPALKEHLRVESFRFAE-EGNSGVLVVKL 79

                   .
gi 497524445   171 I 171
Cdd:smart00463  80 K 80
 
Name Accession Description Interval E-value
PRK04946 PRK04946
endonuclease SmrB;
1-174 4.55e-86

endonuclease SmrB;


Pssm-ID: 235321 [Multi-domain]  Cd Length: 181  Bit Score: 250.62  E-value: 4.55e-86
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445   1 MKKTPAIDADELALFRQEIAGARAFKQDKIHFSRPtKKNTISTQAKQIKLEQ--AEFFFSDQYEPNIDSKAVLSYVKEGH 78
Cdd:PRK04946   1 MKKKDSLSEDDLALFRQLIKGTKKIKQDTIVHRPP-RKKIKKKPEKRLLQEQadASHYFSDEFQPLLNTEGPVRYVREDV 79
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445  79 DSFLAKQLRRGDFPPELILDLHGLNKEDTKAELVALISACKKQHIHCACVMHGIGQQVLKNKVPHYLVQHPDVIAMHQAP 158
Cdd:PRK04946  80 DHFELKKLRRGDYSPELFLDLHGLTQLQAKQELGALIAACRKEHVFCACVMHGHGKHILKQQTPLWLAQHPDVMAFHQAP 159
                        170
                 ....*....|....*.
gi 497524445 159 LEWGGKSAVLILIDLH 174
Cdd:PRK04946 160 KEWGGDAALLVLIEIE 175
SmrA COG2840
DNA-nicking endonuclease, Smr domain [Replication, recombination and repair];
2-172 9.28e-51

DNA-nicking endonuclease, Smr domain [Replication, recombination and repair];


Pssm-ID: 442088 [Multi-domain]  Cd Length: 177  Bit Score: 161.23  E-value: 9.28e-51
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445   2 KKTPAIDADELALFRQEIAGARAFKQD-KIHFSRPTKKNTISTQAKQiklEQAEFFFSDqyEPNIDSKAVLSYVKEGHDS 80
Cdd:COG2840    1 RRKRRLSDDDRALFRQAMGDVKPLKQDnRVRPERPPPKPTPAQRARR---EAAALAELD--PVDLAPDEPLSYRRPGVQP 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445  81 FLAKQLRRGDFPPELILDLHGLNKEDTKAELVALISACKKQHIHCACVMHGIGQQ------VLKNKVPHYLVQHPDVIAM 154
Cdd:COG2840   76 GVLKKLRRGKYPPEARLDLHGLTVEEAREALAAFLAEAQRRGLRCVLIIHGKGLGspggrpVLKSQVPRWLRQHPEVLAF 155
                        170
                 ....*....|....*...
gi 497524445 155 HQAPLEWGGKSAVLILID 172
Cdd:COG2840  156 HSAPPRHGGSGALYVLLR 173
Smr pfam01713
Smr domain; This family includes the Smr (Small MutS Related) proteins, and the C-terminal ...
98-171 4.69e-19

Smr domain; This family includes the Smr (Small MutS Related) proteins, and the C-terminal region of the MutS2 protein. It has been suggested that this domain interacts with the MutS1 protein in the case of Smr proteins and with the N-terminal MutS related region of MutS2. This domain exhibits nicking endonuclease activity that might have a role in mismatch repair or genetic recombination. It shows no significant double strand cleavage or exonuclease activity. The full-length Swiss:Q86UW6 also has the polynucleotide kinase activity.


Pssm-ID: 460303 [Multi-domain]  Cd Length: 76  Bit Score: 76.74  E-value: 4.69e-19
                          10        20        30        40        50        60        70
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*
gi 497524445   98 DLHGLNKEDTKAELVALISACKKQHIHCACVMHGIGQQ-VLKNKVPHYLVQHPDVIAMHQAPLEWGGKSAVLILI 171
Cdd:pfam01713   1 DLHGMTVEEAREALDKFLDDALLAGLRCVLIIHGKGTHgVLRKAVREWLKQHPLVLAFRSAPPGEGGDGATYVLL 75
SMR smart00463
Small MutS-related domain;
94-171 7.52e-08

Small MutS-related domain;


Pssm-ID: 214676 [Multi-domain]  Cd Length: 80  Bit Score: 47.68  E-value: 7.52e-08
                           10        20        30        40        50        60        70        80
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 497524445    94 ELILDLHGLNKEDTKAELVALISACKKQHIH-CACVMHGIGQ--QVLKNKVPHYLVQHPDVIAMHQAPlEWGGKSAVLIL 170
Cdd:smart00463   1 KWSLDLHGLTVEEALTALDKFLNNARLKGLEqKLVIITGKGKhsLGGKSGVKPALKEHLRVESFRFAE-EGNSGVLVVKL 79

                   .
gi 497524445   171 I 171
Cdd:smart00463  80 K 80
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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