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2D74

Crystal structure of translation initiation factor aIF2betagamma heterodimer

Functional Information from GO Data
ChainGOidnamespacecontents
A0000049molecular_functiontRNA binding
A0000166molecular_functionnucleotide binding
A0001731biological_processformation of translation preinitiation complex
A0003743molecular_functiontranslation initiation factor activity
A0003746molecular_functiontranslation elongation factor activity
A0003924molecular_functionGTPase activity
A0005515molecular_functionprotein binding
A0005525molecular_functionGTP binding
A0005829cellular_componentcytosol
A0006412biological_processtranslation
A0006413biological_processtranslational initiation
A0006414biological_processtranslational elongation
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
B0003743molecular_functiontranslation initiation factor activity
B0005515molecular_functionprotein binding
B0006412biological_processtranslation
B0006413biological_processtranslational initiation
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 1001
ChainResidue
ACYS61
ACYS64
ACYS73
ACYS76

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 1002
ChainResidue
BCYS107
BCYS110
BCYS128
BCYS131

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues7
DetailsRegion: {"description":"G1","evidences":[{"source":"UniProtKB","id":"Q980A5","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsRegion: {"description":"G2","evidences":[{"source":"UniProtKB","id":"Q980A5","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues3
DetailsRegion: {"description":"G3","evidences":[{"source":"UniProtKB","id":"Q980A5","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsRegion: {"description":"G4","evidences":[{"source":"UniProtKB","id":"Q980A5","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsRegion: {"description":"G5","evidences":[{"source":"UniProtKB","id":"Q980A5","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues11
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00119","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16924118","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2DCU","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q980A5","evidenceCode":"ECO:0000250"},{"source":"HAMAP-Rule","id":"MF_00119","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00119","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16924118","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2D74","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2DCU","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1ksj
ChainResidueDetails
AASP21

site_idCSA2
Number of Residues1
DetailsAnnotated By Reference To The Literature 1ksj
ChainResidueDetails
AHIS94

242500

PDB entries from 2025-10-01

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