FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

GDP-mannose pyrophosphorylase complex

ID (Ontology)

GO:0120508 (Gene Ontology)

Definition

A protein complex capable of catalyzing the reaction of GTP and mannose-1-phosphate to form GDP-mannose. The complex is a homodimer in most bacteria and a heterodimer in most eukaryotes. In humans, it is composed of a catalytic beta subunit (GMPPB) and a regulatory alpha subunit (GMPPA).[ PubMed:33986552 ]

Also Known As

"GMPPA-GMPPB 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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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
GDP-mannose pyrophosphorylase complex (all annotations which use CV term, excluding "NOT" statements)
part_of \| GDP-mannose pyrophosphorylase complex

Spanning Tree (Parents/Children)

  transferase complex
   |__transferase complex, transferring phosphorus-containing groups
       |__GDP-mannose pyrophosphorylase complex  2 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	transferase complex, transferring phosphorus-containing groups
Part of
Synonyms & Secondary IDs
Synonyms
	"GMPPA-GMPPB complex" EXACT
Secondary IDs

External Crossreferences & Linkouts