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2DCU

Crystal structure of translation initiation factor aIF2betagamma heterodimer with GDP

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 MG A 1001
ChainResidue
ATHR25
APRO92
AGDP2001
AHOH3057

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 3001
ChainResidue
ACYS61
ACYS64
ACYS73
ACYS76

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 3002
ChainResidue
BCYS110
BCYS128
BCYS131
BCYS107

site_idAC4
Number of Residues17
DetailsBINDING SITE FOR RESIDUE GDP A 2001
ChainResidue
AHIS19
AVAL20
AASP21
AGLY23
ALYS24
ATHR25
ATHR26
AASN146
ALYS147
AGLU149
ALEU150
ASER181
AALA182
ALEU183
AMG1001
AHOH3060
AHOH3083

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsBINDING: BINDING => ECO:0000250|UniProtKB:Q980A5, ECO:0000255|HAMAP-Rule:MF_00119
ChainResidueDetails
AASP21
AGLY46
ATHR48

site_idSWS_FT_FI2
Number of Residues3
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00119, ECO:0000269|PubMed:16924118, ECO:0007744|PDB:2DCU
ChainResidueDetails
ATHR25
AASN146
ASER181

site_idSWS_FT_FI3
Number of Residues4
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00119, ECO:0000269|PubMed:16924118, ECO:0007744|PDB:2D74, ECO:0007744|PDB:2DCU
ChainResidueDetails
ACYS61
ACYS64
ACYS73
ACYS76

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

236371

PDB entries from 2025-05-21

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