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4MX1

Structure of ricin A chain bound with 2-amino-4-oxo-N-(2-(3-phenylureido)ethyl)-3,4-dihydropteridine-7-carboxamide

Functional Information from GO Data
ChainGOidnamespacecontents
A0017148biological_processnegative regulation of translation
A0030598molecular_functionrRNA N-glycosylase activity
Functional Information from PDB Data
site_idAC1
Number of Residues16
DetailsBINDING SITE FOR RESIDUE 1MX A 301
ChainResidue
AALA79
AARG180
AGLU208
AASN209
ATRP211
AGLY212
AHOH402
AHOH450
ATYR80
AVAL81
APHE93
AGLY121
AASN122
ATYR123
AILE172
ASER176

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 302
ChainResidue
ATHR17
AGLN19
AHIS65
AHOH413

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MLA A 303
ChainResidue
AASN195
AARG196
AARG197
AHOH428

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MLA A 304
ChainResidue
AARG234
APHE240
AHOH487

Functional Information from PROSITE/UniProt
site_idPS00275
Number of Residues17
DetailsSHIGA_RICIN Shiga/ricin ribosomal inactivating toxins active site signature. IqMIsEAARFQyIEgeM
ChainResidueDetails
AILE172-MET188

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"evidences":[{"source":"UniProtKB","id":"P84531","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues9
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8780513","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1OBT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","featureId":"CAR_000080","evidences":[{"source":"PubMed","id":"1368517","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine; partial","featureId":"CAR_000081","evidences":[{"source":"PubMed","id":"1368517","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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