Protein Information

Cytoscape View


UniProt AC / UniProt ID P26450 / P85A_MOUSE
Protein Name Phosphatidylinositol 3-kinase regulatory subunit alpha
Gene Name Name: Pik3r1
Organism Mus musculus (Mouse)

PRO ID PR:P26450
DAG View
PRO Name phosphatidylinositol 3-kinase regulatory subunit alpha (mouse)
Definition A phosphatidylinositol 3-kinase regulatory subunit alpha that is encoded in the genome of mouse.
Short Label mPIK3R1
Category organism-gene

Interactive Sequence View

Select/align proteoforms across species


P26450 (Pik3r1) as Substrate



Site PTM Type PTM Enzyme Score Source PMID
S83 Phosphorylation RLIMS-P 17016431
S154 Phosphorylation PhosphoSitePlus
S361 Phosphorylation PhosphoSitePlus
K382 Ubiquitination PhosphoSitePlus
Y426 Phosphorylation PhosphoSitePlus
Y452 Phosphorylation PhosphoSitePlus
Y463 Phosphorylation PhosphoSitePlus
Y467 Phosphorylation PhosphoSitePlus   UniProt 18034455, 17947660
Y470 Phosphorylation PhosphoSitePlus
Y508 Phosphorylation P05622 (Pdgfrb) phospho.ELM   PhosphoSitePlus   RLIMS-P 8086421, 26374765
T576 Phosphorylation PhosphoSitePlus
Y580 Phosphorylation PhosphoSitePlus   UniProt 21183079
Y607 Phosphorylation phospho.ELM   PhosphoSitePlus 15592455
S608 Phosphorylation PhosphoSitePlus
S652 Phosphorylation PhosphoSitePlus
Y679 Phosphorylation PhosphoSitePlus
S690 Phosphorylation PhosphoSitePlus


PTM-dependent PPI

PTM type Substrate Site Interactant Association type Source PMID
Phosphorylation P22682 (Cbl) Y737 P26450 (Pik3r1) unknown eFIP 20851882