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1JR4

CATECHOL O-METHYLTRANSFERASE BISUBSTRATE-INHIBITOR COMPLEX

Functional Information from GO Data
ChainGOidnamespacecontents
A0000287molecular_functionmagnesium ion binding
A0006584biological_processcatecholamine metabolic process
A0008171molecular_functionO-methyltransferase activity
A0016206molecular_functioncatechol O-methyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 300
ChainResidue
AASP141
AASP169
AASN170
ACL4301
AHOH302

site_idAC2
Number of Residues25
DetailsBINDING SITE FOR RESIDUE CL4 A 301
ChainResidue
AMET89
AGLU90
AMET91
AASN92
ATYR95
AGLY117
AALA118
ASER119
AGLN120
AASP141
AHIS142
ATRP143
ALYS144
AASP169
AASN170
APRO174
ALEU198
AGLU199
AMG300
AHOH302
AHOH309
ATRP38
AMET40
AGLY66
ATYR68

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU01019, ECO:0000269|PubMed:12237326
ChainResidueDetails
AVAL42
ASER72
AGLU90
AASP141

site_idSWS_FT_FI2
Number of Residues3
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU01019
ChainResidueDetails
AGLU64
AMET91
ASER119

site_idSWS_FT_FI3
Number of Residues5
DetailsBINDING:
ChainResidueDetails
AGLY117
ALYS144
AASP169
AASN170
AGLU199

site_idSWS_FT_FI4
Number of Residues3
DetailsMOD_RES: Phosphoserine => ECO:0007744|PubMed:22673903
ChainResidueDetails
ASER216
ASER217
ASER221

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1vid
ChainResidueDetails
AGLU199
ALYS144

site_idMCSA1
Number of Residues5
DetailsM-CSA 915
ChainResidueDetails
AASP141metal ligand
ALYS144proton shuttle (general acid/base)
AASP169metal ligand
AASN170metal ligand
AGLU199electrostatic stabiliser

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PDB entries from 2025-06-18

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