FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

phosphatidylinositol-4,5-bisphosphate binding

ID (Ontology)

GO:0005546 (Gene Ontology)

Definition

Binding to phosphatidylinositol-4,5-bisphosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 4' and 5' positions.

Also Known As

"1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate binding" ; "phosphatidylinositol 4,5-bisphosphate binding" ; "PtdIns(4,5)P2 binding"

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_MOLECULAR_FUNCTION

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
phosphatidylinositol-4,5-bisphosphate binding (all annotations which use CV term, excluding "NOT" statements)
enables \| phosphatidylinositol-4,5-bisphosphate binding

Spanning Tree (Parents/Children)

phospholipid binding
 |__phosphatidylinositol phosphate binding_____
anion binding                                  |
 |__phosphatidylinositol bisphosphate binding__|
                                               phosphatidylinositol-4,5-bisphosphate binding  20 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	phosphatidylinositol phosphate binding phosphatidylinositol bisphosphate binding
Part of
Synonyms & Secondary IDs
Synonyms
	"1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate binding" EXACT "phosphatidylinositol 4,5-bisphosphate binding" EXACT "PIP2 binding" BROAD "PtdIns(4,5)P2 binding" EXACT
Secondary IDs

External Crossreferences & Linkouts