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2PJO

Ricin a-chain (recombinant) complex with n-methylurea

Replaces:  1ZB0
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 Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 301
ChainResidue
APHE119
AGLY120
AASN122
AARG125

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 302
ChainResidue
ATHR17
AGLN19
AHIS65
AHOH386

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NMU A 303
ChainResidue
AVAL81
AGLY121
AILE172
AHOH384
ATYR80

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

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1abr
ChainResidueDetails
AGLU177
AARG180

238895

PDB entries from 2025-07-16

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