PIK3R4, Official Symbol PIK3R4provided by HGNC Official Full Name phosphoinositide-3-kinase regulatory subunit 4provided by HGNC Primary source HGNC:HGNC:8982 See related Ensembl:ENSG00000196455 MIM:602610; AllianceGenome:HGNC:8982 Gene type protein coding RefSeq status VALIDATED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as p150; VPS15 Summary Predicted to enable protein serine/threonine kinase activity. Involved in positive regulation of phosphatidylinositol 3-kinase activity; receptor catabolic process; and regulation of cytokinesis. Located in late endosome and microtubule cytoskeleton. [provided by Alliance of Genome Resources, Apr 2022] Expression Ubiquitous expression in thyroid (RPKM 9.2), testis (RPKM 8.7) and 25 other tissues See more Orthologs mouse all