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Conserved domains on  [gi|829184898|ref|XP_001032383|]
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homocysteine S-methyltransferase [Tetrahymena thermophila SB210]

Protein Classification

homocysteine S-methyltransferase family protein( domain architecture ID 10495390)

homocysteine S-methyltransferase family protein similar to betaine--homocysteine S-methyltransferase 1 and 2, which are involved in the regulation of homocysteine metabolism

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
S-methyl_trans pfam02574
Homocysteine S-methyltransferase; This is a family of related homocysteine ...
9-299 6.16e-42

Homocysteine S-methyltransferase; This is a family of related homocysteine S-methyltransferases enzymes: 5-methyltetrahydrofolate--homocysteine S-methyltransferases also known EC:2.1.1.13; Betaine--homocysteine S-methyltransferase (vitamin B12 dependent), EC:2.1.1.5; and Homocysteine S-methyltransferase, EC:2.1.1.10,.


:

Pssm-ID: 460598 [Multi-domain]  Cd Length: 268  Bit Score: 145.76  E-value: 6.16e-42
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898    9 ILDGAVGSLLQQKYPEFYEQrTWMNRILkEKPEKLYDLHLEYCKQGADIITSFTFKTNPIA----CQSLEESKKLVQIAV 84
Cdd:pfam02574   2 ILDGGMGTELQRRGLDLTEP-LWSNELL-TRPEIIREIHRDYLEAGADIIETNTYQASPIKlaegLEEEEAVYELNRAAV 79
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   85 KECQKLKEIYKdiqIFGSNSPAEDCYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDELIIVCQICQDM-NI 163
Cdd:pfam02574  80 RLAREAADEYF---VAGSIGPYGATLSDGYGLSFDELVDFHREQLEALLDGGVDLLLFETIPDLLEAKAALELLAEEpDL 156
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  164 PYIISIYFDNNLKILSGESVDDCVDTLLNKYkfKPICLSFNCVQKKDLLNLFlqskKIFQQKSSKNInsenikyGFYINC 243
Cdd:pfam02574 157 PVWISFTIEDGTRLRSGTTLEAAVAALLHAT--GPLAVGVNCALPEEMLPLL----KELAKDAPTPV-------SVYPNS 223
                         250       260       270       280       290
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 829184898  244 GGEdytcndfNYQIQPEELPIFYQQLID--LDIIekqdilflGSCCMSTPGHTLQLSK 299
Cdd:pfam02574 224 TGE-------VYDLTPEEWAEYAEGWLEagANII--------GGCCGTTPEHIRAIAE 266
 
Name Accession Description Interval E-value
S-methyl_trans pfam02574
Homocysteine S-methyltransferase; This is a family of related homocysteine ...
9-299 6.16e-42

Homocysteine S-methyltransferase; This is a family of related homocysteine S-methyltransferases enzymes: 5-methyltetrahydrofolate--homocysteine S-methyltransferases also known EC:2.1.1.13; Betaine--homocysteine S-methyltransferase (vitamin B12 dependent), EC:2.1.1.5; and Homocysteine S-methyltransferase, EC:2.1.1.10,.


Pssm-ID: 460598 [Multi-domain]  Cd Length: 268  Bit Score: 145.76  E-value: 6.16e-42
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898    9 ILDGAVGSLLQQKYPEFYEQrTWMNRILkEKPEKLYDLHLEYCKQGADIITSFTFKTNPIA----CQSLEESKKLVQIAV 84
Cdd:pfam02574   2 ILDGGMGTELQRRGLDLTEP-LWSNELL-TRPEIIREIHRDYLEAGADIIETNTYQASPIKlaegLEEEEAVYELNRAAV 79
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   85 KECQKLKEIYKdiqIFGSNSPAEDCYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDELIIVCQICQDM-NI 163
Cdd:pfam02574  80 RLAREAADEYF---VAGSIGPYGATLSDGYGLSFDELVDFHREQLEALLDGGVDLLLFETIPDLLEAKAALELLAEEpDL 156
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  164 PYIISIYFDNNLKILSGESVDDCVDTLLNKYkfKPICLSFNCVQKKDLLNLFlqskKIFQQKSSKNInsenikyGFYINC 243
Cdd:pfam02574 157 PVWISFTIEDGTRLRSGTTLEAAVAALLHAT--GPLAVGVNCALPEEMLPLL----KELAKDAPTPV-------SVYPNS 223
                         250       260       270       280       290
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 829184898  244 GGEdytcndfNYQIQPEELPIFYQQLID--LDIIekqdilflGSCCMSTPGHTLQLSK 299
Cdd:pfam02574 224 TGE-------VYDLTPEEWAEYAEGWLEagANII--------GGCCGTTPEHIRAIAE 266
MHT1 COG2040
Homocysteine/selenocysteine methylase (S-methylmethionine-dependent) [Amino acid transport and ...
4-302 3.00e-30

Homocysteine/selenocysteine methylase (S-methylmethionine-dependent) [Amino acid transport and metabolism];


Pssm-ID: 441643 [Multi-domain]  Cd Length: 301  Bit Score: 115.68  E-value: 3.00e-30
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   4 QHKIKILDGAVGS-LLQQKYPEfyEQRTWMNRILKEKPEKLYDLHLEYCKQGADIITSFTFKTNP--IACQ--SLEESKK 78
Cdd:COG2040   10 MGRILLLDGGMGTeLERRGGDL--LDPLWSAFALLEAPELVRAVHRDYFAAGADVITTNSYQASPdgLAELgySAEEAER 87
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  79 LVQIAVKECQKLKEIYKD---IQIFGSNSPAEDCYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDELIIVC 155
Cdd:COG2040   88 LNRRAVALAREARDEYTPgppVLVAGSVGPYGDEYRPDYGLSAEEAEAYHRPRIEALAEAGVDLLAAETIPSLAEAIAIA 167
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898 156 QICQDMNIPYIISIYFDNNLKILSGESVDDCVDTLLNKYkfKPICLSFNCVQKKDLLNLFLQSKKIFQqksskninsenI 235
Cdd:COG2040  168 RAAAEAGKPVWISFTVEDDGRLRSGEPLAEAIAAVDTDP--GPAAVGVNCSHPEHFEAALEALAAWTG-----------R 234
                        250       260       270       280       290       300       310
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 829184898 236 KYGFYINCG---GEDYTCNDFNYQIQPEELPIFYQQLID--LDIIekqdilflGSCCMSTPGHTLQLSKFFK 302
Cdd:COG2040  235 PIGVYANAGemsDAELKTWGGLDDGDPEELAEQAAEWVAagARII--------GGCCGTGPRHIAAIARALR 298
PRK08645 PRK08645
bifunctional homocysteine S-methyltransferase/5,10-methylenetetrahydrofolate reductase protein; ...
4-190 8.52e-14

bifunctional homocysteine S-methyltransferase/5,10-methylenetetrahydrofolate reductase protein; Reviewed


Pssm-ID: 236321 [Multi-domain]  Cd Length: 612  Bit Score: 71.41  E-value: 8.52e-14
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   4 QHKIKILDGAVGSLLqqkypefYEQRTWMNRILKE----KPEKLYDLHLEYCKQGADIITSFTFKTNPI--ACQSLEES- 76
Cdd:PRK08645   9 KERVLIADGAMGTLL-------YSRGVPLDRCFEElnlsHPELILRIHREYIEAGADVIQTNTFGANRIklKRYGLEDKv 81
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  77 ----KKLVQIAVKECQKlkEIYkdiqIFGSNSPAEDcYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDELI 152
Cdd:PRK08645  82 keinRAAVRLAREAAGD--DVY----VAGTIGPIGG-RGPLGDISLEEIRREFREQIDALLEEGVDGLLLETFYDLEELL 154
                        170       180       190
                 ....*....|....*....|....*....|....*....
gi 829184898 153 IVCQICQDMN-IPYIISIYFDNNLKILSGESVDDCVDTL 190
Cdd:PRK08645 155 LALEAAREKTdLPIIAQVAFHEDGVTQNGTSLEEALKEL 193
 
Name Accession Description Interval E-value
S-methyl_trans pfam02574
Homocysteine S-methyltransferase; This is a family of related homocysteine ...
9-299 6.16e-42

Homocysteine S-methyltransferase; This is a family of related homocysteine S-methyltransferases enzymes: 5-methyltetrahydrofolate--homocysteine S-methyltransferases also known EC:2.1.1.13; Betaine--homocysteine S-methyltransferase (vitamin B12 dependent), EC:2.1.1.5; and Homocysteine S-methyltransferase, EC:2.1.1.10,.


Pssm-ID: 460598 [Multi-domain]  Cd Length: 268  Bit Score: 145.76  E-value: 6.16e-42
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898    9 ILDGAVGSLLQQKYPEFYEQrTWMNRILkEKPEKLYDLHLEYCKQGADIITSFTFKTNPIA----CQSLEESKKLVQIAV 84
Cdd:pfam02574   2 ILDGGMGTELQRRGLDLTEP-LWSNELL-TRPEIIREIHRDYLEAGADIIETNTYQASPIKlaegLEEEEAVYELNRAAV 79
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   85 KECQKLKEIYKdiqIFGSNSPAEDCYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDELIIVCQICQDM-NI 163
Cdd:pfam02574  80 RLAREAADEYF---VAGSIGPYGATLSDGYGLSFDELVDFHREQLEALLDGGVDLLLFETIPDLLEAKAALELLAEEpDL 156
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  164 PYIISIYFDNNLKILSGESVDDCVDTLLNKYkfKPICLSFNCVQKKDLLNLFlqskKIFQQKSSKNInsenikyGFYINC 243
Cdd:pfam02574 157 PVWISFTIEDGTRLRSGTTLEAAVAALLHAT--GPLAVGVNCALPEEMLPLL----KELAKDAPTPV-------SVYPNS 223
                         250       260       270       280       290
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 829184898  244 GGEdytcndfNYQIQPEELPIFYQQLID--LDIIekqdilflGSCCMSTPGHTLQLSK 299
Cdd:pfam02574 224 TGE-------VYDLTPEEWAEYAEGWLEagANII--------GGCCGTTPEHIRAIAE 266
MHT1 COG2040
Homocysteine/selenocysteine methylase (S-methylmethionine-dependent) [Amino acid transport and ...
4-302 3.00e-30

Homocysteine/selenocysteine methylase (S-methylmethionine-dependent) [Amino acid transport and metabolism];


Pssm-ID: 441643 [Multi-domain]  Cd Length: 301  Bit Score: 115.68  E-value: 3.00e-30
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   4 QHKIKILDGAVGS-LLQQKYPEfyEQRTWMNRILKEKPEKLYDLHLEYCKQGADIITSFTFKTNP--IACQ--SLEESKK 78
Cdd:COG2040   10 MGRILLLDGGMGTeLERRGGDL--LDPLWSAFALLEAPELVRAVHRDYFAAGADVITTNSYQASPdgLAELgySAEEAER 87
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  79 LVQIAVKECQKLKEIYKD---IQIFGSNSPAEDCYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDELIIVC 155
Cdd:COG2040   88 LNRRAVALAREARDEYTPgppVLVAGSVGPYGDEYRPDYGLSAEEAEAYHRPRIEALAEAGVDLLAAETIPSLAEAIAIA 167
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898 156 QICQDMNIPYIISIYFDNNLKILSGESVDDCVDTLLNKYkfKPICLSFNCVQKKDLLNLFLQSKKIFQqksskninsenI 235
Cdd:COG2040  168 RAAAEAGKPVWISFTVEDDGRLRSGEPLAEAIAAVDTDP--GPAAVGVNCSHPEHFEAALEALAAWTG-----------R 234
                        250       260       270       280       290       300       310
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 829184898 236 KYGFYINCG---GEDYTCNDFNYQIQPEELPIFYQQLID--LDIIekqdilflGSCCMSTPGHTLQLSKFFK 302
Cdd:COG2040  235 PIGVYANAGemsDAELKTWGGLDDGDPEELAEQAAEWVAagARII--------GGCCGTGPRHIAAIARALR 298
MetH1 COG0646
Methionine synthase I (cobalamin-dependent), methyltransferase domain [Amino acid transport ...
4-205 1.93e-20

Methionine synthase I (cobalamin-dependent), methyltransferase domain [Amino acid transport and metabolism]; Methionine synthase I (cobalamin-dependent), methyltransferase domain is part of the Pathway/BioSystem: Methionine biosynthesis


Pssm-ID: 440411 [Multi-domain]  Cd Length: 809  Bit Score: 91.45  E-value: 1.93e-20
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   4 QHKIKILDGAVGSLLQQK--YPEFYEQRTWMNRIL-KEKPEKLYDLHLEYCKQGADIITSFTFKTNPIAcqsLEE----- 75
Cdd:COG0646   11 KERILILDGAMGTMLQAYglTEGDFRGEKGCNELLnLTRPDVIREIHRAYLEAGADIIETNTFGANRIK---LADygled 87
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  76 -----SKKLVQIAVKECQKLKEiyKDIQIFGSNSPAEDCYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDE 150
Cdd:COG0646   88 rvyeiNRAAARLAREAADEFSD--RPRFVAGSIGPTGKLLSPLGNITFDELVEAYREQAEGLIEGGVDLLLIETIFDTLE 165
                        170       180       190       200       210       220
                 ....*....|....*....|....*....|....*....|....*....|....*....|.
gi 829184898 151 L---IIVCQ---ICQDMNIPYIISIYFDNNLKILSGESVDDCVDTLLNkykFKPICLSFNC 205
Cdd:COG0646  166 AkaaIFAAReafEELGRDLPVMVSGTFDASGRTLSGQTPEAFATSLEH---LGPDAIGLNC 223
PRK08645 PRK08645
bifunctional homocysteine S-methyltransferase/5,10-methylenetetrahydrofolate reductase protein; ...
4-190 8.52e-14

bifunctional homocysteine S-methyltransferase/5,10-methylenetetrahydrofolate reductase protein; Reviewed


Pssm-ID: 236321 [Multi-domain]  Cd Length: 612  Bit Score: 71.41  E-value: 8.52e-14
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898   4 QHKIKILDGAVGSLLqqkypefYEQRTWMNRILKE----KPEKLYDLHLEYCKQGADIITSFTFKTNPI--ACQSLEES- 76
Cdd:PRK08645   9 KERVLIADGAMGTLL-------YSRGVPLDRCFEElnlsHPELILRIHREYIEAGADVIQTNTFGANRIklKRYGLEDKv 81
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  77 ----KKLVQIAVKECQKlkEIYkdiqIFGSNSPAEDcYQKERTLTKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDELI 152
Cdd:PRK08645  82 keinRAAVRLAREAAGD--DVY----VAGTIGPIGG-RGPLGDISLEEIRREFREQIDALLEEGVDGLLLETFYDLEELL 154
                        170       180       190
                 ....*....|....*....|....*....|....*....
gi 829184898 153 IVCQICQDMN-IPYIISIYFDNNLKILSGESVDDCVDTL 190
Cdd:PRK08645 155 LALEAAREKTdLPIIAQVAFHEDGVTQNGTSLEEALKEL 193
PLN02489 PLN02489
homocysteine S-methyltransferase
31-220 4.91e-07

homocysteine S-methyltransferase


Pssm-ID: 215269  Cd Length: 335  Bit Score: 50.40  E-value: 4.91e-07
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898  31 WMNRILKEKPEKLYDLHLEYCKQGADIITSFTFKTNPIACQ----SLEESKKLVQIAVKECQKLKEIYKDIQIFGSNSPA 106
Cdd:PLN02489  45 WSAKCLITSPHLIRKVHLDYLEAGADIIITASYQATIQGFEsrglSREESETLLRKSVEIACEARDIFWDKCQKGSTSRP 124
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 829184898 107 EDCYQKERTL--------------------------TKDELIYNHKNHIQFLYDCQVDCIFNETMSQLDEliivCQIC-- 158
Cdd:PLN02489 125 GRELSYRPILvaasigsygayladgseysgdygpsvTLEKLKDFHRRRLQVLAEAGPDLIAFETIPNKLE----AQAYve 200
                        170       180       190       200       210       220
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*.
gi 829184898 159 ----QDMNIPYIISIYFDNNLKILSGESVDDCVDtLLNKYKfKPICLSFNCVQKKDLLNLFLQSKK 220
Cdd:PLN02489 201 lleeENIKIPAWISFNSKDGVNVVSGDSLLECAS-IADSCK-KVVAVGINCTPPRFIHGLILSIRK 264
 
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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