FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

eukaryotic 43S preinitiation complex

ID (Ontology)

GO:0016282 (Gene Ontology)

Definition

A protein complex composed of the 40S ribosomal subunit plus eIF1, eIF1A, eIF3, eIF5, and eIF2-GTP-bound methionyl-initiator methionine tRNA.[ PubMed:15145049 PubMed:16510876 PubMed:25742741 PubMed:29735639 ]

Also Known As

"eukaryotic 43S pre-initiation complex"

Comment

Links to External Ontologies

QuickGO data AmiGO data

Annotations

Records annotated with this term OR any of its CHILD TERMS

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Results list data from multiple species. Choose a record type above to open its HitList.

Direct annotations: records annotated with this exact term (child terms are NOT included)

Data Class	Field	Direct annotations
Genes (FBgn)	GO_CELLULAR_COMPONENT

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Genes
eukaryotic 43S preinitiation complex (all annotations which use CV term, excluding "NOT" statements)
part_of \| eukaryotic 43S preinitiation complex

Spanning Tree (Parents/Children)

cytoplasm__________________
ribonucleoprotein complex__|
                           cytosolic translation preinitiation complex
                            |__eukaryotic 43S preinitiation complex  5 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	cytosolic translation preinitiation complex
Part of
Synonyms & Secondary IDs
Synonyms
	"eukaryotic 43S pre-initiation complex" EXACT
Secondary IDs

External Crossreferences & Linkouts