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9SSS

Human Methionine Synthase With Methyltetrahydrofolate, Hydroxocobalamin, and SAM, C-Half His-ON From Full-Length

Functional Information from GO Data
ChainGOidnamespacecontents
A0000096biological_processsulfur amino acid metabolic process
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0007399biological_processnervous system development
A0008168molecular_functionmethyltransferase activity
A0008652biological_processamino acid biosynthetic process
A0008705molecular_functionmethionine synthase activity
A0009086biological_processmethionine biosynthetic process
A0009235biological_processcobalamin metabolic process
A0016740molecular_functiontransferase activity
A0031103biological_processaxon regeneration
A0031419molecular_functioncobalamin binding
A0032259biological_processmethylation
A0046653biological_processtetrahydrofolate metabolic process
A0046872molecular_functionmetal ion binding
A0048678biological_processresponse to axon injury
A0050667biological_processhomocysteine metabolic process
A0071267biological_processL-methionine salvage
A0071732biological_processcellular response to nitric oxide
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues135
DetailsDomain: {"description":"B12-binding","evidences":[{"source":"PROSITE-ProRule","id":"PRU00666","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues342
DetailsDomain: {"description":"AdoMet activation","evidences":[{"source":"PROSITE-ProRule","id":"PRU00346","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues11
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P13009","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"UniProtKB","id":"P13009","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"Q9Z2Q4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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