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1QRA

STRUCTURE OF P21RAS IN COMPLEX WITH GTP AT 100 K

Functional Information from GO Data
ChainGOidnamespacecontents
A0003924molecular_functionGTPase activity
A0005525molecular_functionGTP binding
A0007165biological_processsignal transduction
A0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 168
ChainResidue
ASER17
ATHR35
AGTP167
AHOH1003
AHOH1004

site_idAC2
Number of Residues30
DetailsBINDING SITE FOR RESIDUE GTP A 167
ChainResidue
ALYS16
ASER17
AALA18
APHE28
AVAL29
AASP30
ATYR32
APRO34
ATHR35
AGLY60
AASN116
ALYS117
AASP119
ALEU120
ASER145
AALA146
ALYS147
AMG168
AHOH1001
AHOH1003
AHOH1004
AHOH1013
AHOH1070
AHOH1089
AHOH1117
AHOH1149
AGLY12
AGLY13
AVAL14
AGLY15

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsMotif: {"description":"Effector region"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues17
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16698776","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"35522713","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"N-acetylmethionine; in GTPase HRas; alternate","evidences":[{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"FEB-2008","submissionDatabase":"UniProtKB","authors":["Bienvenut W.V.","Calvo F.","Kolch W."]}}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"N-acetylthreonine; in GTPase HRas, N-terminally processed","evidences":[{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"FEB-2008","submissionDatabase":"UniProtKB","authors":["Bienvenut W.V.","Calvo F.","Kolch W."]}}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"S-nitrosocysteine","evidences":[{"source":"PubMed","id":"9020151","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsGlycosylation: {"description":"(Microbial infection) O-linked (Glc) threonine; by P.sordellii toxin TcsL","evidences":[{"source":"PubMed","id":"19744486","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8626575","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8626586","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9632667","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1ksj
ChainResidueDetails
AGLN61

243911

PDB entries from 2025-10-29

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