BAIT

PIK3CB

P110BETA, PI3K, PI3KBETA, PIK3C1
phosphatidylinositol-4,5-bisphosphate 3-kinase, catalytic subunit beta
Homo sapiens

Reconstituted Complex

An interaction is detected between purified proteins in vitro.

Publication

Phosphoinositide 3-kinase regulates beta2-adrenergic receptor endocytosis by AP-2 recruitment to the receptor/beta-arrestin complex.

Naga Prasad SV, Laporte SA, Chamberlain D, Caron MG, Barak L, Rockman HA

Internalization of beta-adrenergic receptors (betaARs) occurs by the sequential binding of beta-arrestin, the clathrin adaptor AP-2, and clathrin. D-3 phosphoinositides, generated by the action of phosphoinositide 3-kinase (PI3K) may regulate the endocytic process; however, the precise molecular mechanism is unknown. Here we demonstrate that betaARKinase1 directly interacts with the PIK domain of PI3K to form a cytosolic complex. Overexpression of ... [more]

J. Cell Biol. Aug. 05, 2002; 158(3);563-75 [Pubmed: 12163475]

Throughput

  • Low Throughput

Related interactions

InteractionExperimental Evidence CodeDatasetThroughputScoreCurated ByNotes
PIK3CB ADRBK1
Affinity Capture-Western
Affinity Capture-Western

An interaction is inferred when a bait protein is affinity captured from cell extracts by either polyclonal antibody or epitope tag and the associated interaction partner identified by Western blot with a specific polyclonal antibody or second epitope tag. This category is also used if an interacting protein is visualized directly by dye stain or radioactivity. Note that this differs from any co-purification experiment involving affinity capture in that the co-purification experiment involves at least one extra purification step to get rid of potential contaminating proteins.

Low-BioGRID
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Curated By

  • BioGRID