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1KL9

Crystal structure of the N-terminal segment of Human eukaryotic initiation factor 2alpha

Functional Information from GO Data
ChainGOidnamespacecontents
A0003676molecular_functionnucleic acid binding
A0003723molecular_functionRNA binding
A0003743molecular_functiontranslation initiation factor activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 501
ChainResidue
AGLU42
AHIS154
AASP158
AHOH592

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN A 502
ChainResidue
AHIS10
AHIS10
AHOH587
AHOH596
AHOH596

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN A 503
ChainResidue
AHIS10
ALYS11
APHE12
ALYS77
ALYS142

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE ZN A 504
ChainResidue
AHIS113
AGLU119
AHOH584

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"38340717","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

242842

PDB entries from 2025-10-08

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