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5A5U

Structure of mammalian eIF3 in the context of the 43S preinitiation complex

Functional Information from GO Data
ChainGOidnamespacecontents
B0001732biological_processformation of cytoplasmic translation initiation complex
B0002183biological_processcytoplasmic translational initiation
B0003676molecular_functionnucleic acid binding
B0003700molecular_functionDNA-binding transcription factor activity
B0003723molecular_functionRNA binding
B0003743molecular_functiontranslation initiation factor activity
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0005852cellular_componenteukaryotic translation initiation factor 3 complex
B0006355biological_processregulation of DNA-templated transcription
B0006412biological_processtranslation
B0006413biological_processtranslational initiation
B0006446biological_processregulation of translational initiation
B0008134molecular_functiontranscription factor binding
B0010494cellular_componentcytoplasmic stress granule
B0016282cellular_componenteukaryotic 43S preinitiation complex
B0019904molecular_functionprotein domain specific binding
B0031369molecular_functiontranslation initiation factor binding
B0033290cellular_componenteukaryotic 48S preinitiation complex
B0043565molecular_functionsequence-specific DNA binding
B0075522biological_processIRES-dependent viral translational initiation
B0075525biological_processviral translational termination-reinitiation
I0001732biological_processformation of cytoplasmic translation initiation complex
I0002183biological_processcytoplasmic translational initiation
I0002188biological_processtranslation reinitiation
I0003723molecular_functionRNA binding
I0003743molecular_functiontranslation initiation factor activity
I0005515molecular_functionprotein binding
I0005737cellular_componentcytoplasm
I0005852cellular_componenteukaryotic translation initiation factor 3 complex
I0006412biological_processtranslation
I0006413biological_processtranslational initiation
I0010494cellular_componentcytoplasmic stress granule
I0016282cellular_componenteukaryotic 43S preinitiation complex
I0033290cellular_componenteukaryotic 48S preinitiation complex
I0043614cellular_componentmulti-eIF complex
I0071541cellular_componenteukaryotic translation initiation factor 3 complex, eIF3m
Functional Information from PROSITE/UniProt
site_idPS00678
Number of Residues15
DetailsWD_REPEATS_1 Trp-Asp (WD) repeats signature. CVTGsaDySIKLWDV
ChainResidueDetails
ICYS67-VAL81

site_idPS00657
Number of Residues14
DetailsFORK_HEAD_1 Fork head domain signature 1. KPPYSYisLitm.AI
ChainResidueDetails
BLYS-234-ILE-221

site_idPS00658
Number of Residues7
DetailsFORK_HEAD_2 Fork head domain signature 2. WQNSIRH
ChainResidueDetails
BTRP-190-HIS-184

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI2
Number of Residues39
DetailsRepeat: {"description":"WD 1"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues39
DetailsRepeat: {"description":"WD 2"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues41
DetailsRepeat: {"description":"WD 3"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues39
DetailsRepeat: {"description":"WD 4"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues39
DetailsRepeat: {"description":"WD 5"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18407956","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246905

PDB entries from 2025-12-31

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