======= PIK3R4 ======= == Gene Information == * **Official Symbol**: PIK3R4 * **Official Name**: phosphoinositide-3-kinase regulatory subunit 4 * **Aliases and Previous Symbols**: N/A * **Entrez ID**: [[https://www.ncbi.nlm.nih.gov/gene/?term=30849|30849]] * **UniProt**: [[https://www.uniprot.org/uniprot/Q99570|Q99570]] * **Interactions**: [[https://thebiogrid.org/search.php?search=PIK3R4&organism=9606|BioGRID]] * **PubMed articles**: [[https://www.ncbi.nlm.nih.gov/pubmed/?term=gene%20PIK3R4|Open PubMed]] * **OMIM**: [[https://omim.org/entry/602610|Open OMIM]] == Function Summary == * **Entrez Summary**: N/A * **UniProt Summary**: Regulatory subunit of the PI3K complex that mediates formation of phosphatidylinositol 3-phosphate; different complex forms are believed to play a role in multiple membrane trafficking pathways: PI3KC3-C1 is involved in initiation of autophagosomes and PI3KC3-C2 in maturation of autophagosomes and endocytosis. Involved in regulation of degradative endocytic trafficking and cytokinesis, probably in the context of PI3KC3-C2 (PubMed:20643123). {ECO:0000269|PubMed:20643123}. |WD40| |Pkinase Tyr| |Pkinase| |nucleus-vacuole junction| |phosphatidylinositol 3-kinase complex, class III, type I| |phosphatidylinositol 3-kinase complex, class III, type II| |autophagy of peroxisome| |phosphatidylinositol 3-kinase complex, class III| |toll-like receptor 9 signaling pathway| |late endosome to vacuole transport| |receptor catabolic process| |positive regulation of phosphatidylinositol 3-kinase activity| |positive regulation of lipid kinase activity| |protein targeting to vacuole| |cellular response to glucose starvation| |establishment of protein localization to vacuole| |positive regulation of phospholipid metabolic process| |regulation of phosphatidylinositol 3-kinase activity| |protein localization to vacuole| |regulation of lipid kinase activity| |autophagosome| |phagocytic vesicle membrane| |regulation of phospholipid metabolic process| |regulation of cytokinesis| |toll-like receptor signaling pathway| |axoneme| |receptor metabolic process| |phosphatidylinositol biosynthetic process| |late endosome| |pattern recognition receptor signaling pathway| |positive regulation of lipid metabolic process| |vacuolar transport| |cellular response to starvation| |microtubule cytoskeleton| |macroautophagy| |regulation of cell division| |phosphatidylinositol metabolic process| |response to starvation| |glycerophospholipid biosynthetic process| |glycerolipid biosynthetic process| |innate immune response-activating signal transduction| |cellular response to nutrient levels| |protein kinase activity| |phospholipid biosynthetic process| |activation of innate immune response| |process utilizing autophagic mechanism| |autophagy| |cellular response to extracellular stimulus| |glycerophospholipid metabolic process| |cellular response to external stimulus| |positive regulation of innate immune response| |protein targeting| |positive regulation of response to biotic stimulus| |protein serine/threonine kinase activity| |phospholipid metabolic process| |glycerolipid metabolic process| |regulation of lipid metabolic process| |establishment of protein localization to organelle| |regulation of innate immune response| |positive regulation of defense response| |response to nutrient levels| |positive regulation of multi-organism process| |regulation of response to biotic stimulus| |response to extracellular stimulus| |organophosphate biosynthetic process| |immune response-activating signal transduction| |positive regulation of kinase activity| |lipid biosynthetic process| |immune response-regulating signaling pathway| |positive regulation of response to external stimulus| |activation of immune response| |positive regulation of transferase activity| |intracellular membrane-bounded organelle| |protein localization to organelle| |regulation of cell cycle process| |regulation of defense response| |regulation of multi-organism process| |positive regulation of immune response| |regulation of kinase activity| |organophosphate metabolic process| |cellular lipid metabolic process| |protein phosphorylation| |regulation of transferase activity| |intracellular protein transport| |macromolecule catabolic process| |positive regulation of phosphorylation| |regulation of response to external stimulus| |positive regulation of phosphate metabolic process| |positive regulation of phosphorus metabolic process| |regulation of immune response| |positive regulation of immune system process| |regulation of cell cycle| |lipid metabolic process| |phosphorylation| |positive regulation of catalytic activity| |regulation of response to stress| |ATP binding| |protein transport| |intracellular transport| |peptide transport| |amide transport| |cellular protein localization| |regulation of phosphorylation| |cellular macromolecule localization| |establishment of protein localization| |regulation of immune system process| |cellular response to stress| |organic substance catabolic process| |positive regulation of molecular function| |regulation of phosphate metabolic process| |regulation of phosphorus metabolic process| |cellular catabolic process| |establishment of localization in cell| |nitrogen compound transport| |vesicle-mediated transport| |membrane| \\ === CRISPR Data === ^Screen^Score^ |[[:results:exp176|Apcin 50 to 100μM on day4 R04 exp176]]|-2.5| |[[:results:exp422|Wiskostatin 3μM R07 exp422]]|-2.21| |[[:results:exp228|Demecolcine 0.03μM R05 exp228]]|-2.02| |[[:results:exp471|Cholesterol 0.003 to 0.006 to 0.1μM on day2 then day6 R08 exp471]]|-2.01| |[[:results:exp310|2-Methoxyestradiol 0.55μM R07 exp310]]|-1.97| |[[:results:exp243|S-trityl-L-cysteine 0.5μM R05 exp243]]|-1.86| |[[:results:exp527|Tanespimycin 14μM R08 exp527]]|1.7| |[[:results:exp536|Vitamin-D3 40μM R08 exp536]]|1.86| |[[:results:exp8|Brefeldin A 0.02μM R00 exp8]]|1.89| |[[:results:exp521|Salinomycin 3.5μM R08 exp521]]|1.91| |[[:results:exp441|GSK-J4 1.5μM R08 exp441]]|2.2| |[[:results:exp22|MLN-4924 2μM R00 exp22]]|2.32| ^Gene^Correlation^ |[[:human genes:s:srp14|SRP14]]|0.516| |[[:human genes:g:gtf3c6|GTF3C6]]|0.507| |[[:human genes:c:chchd4|CHCHD4]]|0.472| |[[:human genes:t:triap1|TRIAP1]]|0.47| |[[:human genes:a:aars|AARS]]|0.462| |[[:human genes:g:gtf3c2|GTF3C2]]|0.462| |[[:human genes:u:uap1|UAP1]]|0.461| |[[:human genes:t:thg1l|THG1L]]|0.456| |[[:human genes:s:sec61g|SEC61G]]|0.454| |[[:human genes:r:rtcb|RTCB]]|0.454| |[[:human genes:a:apaf1|APAF1]]|0.454| |[[:human genes:k:kdsr|KDSR]]|0.453| |[[:human genes:c:cbfb|CBFB]]|0.451| |[[:human genes:r:rnmt|RNMT]]|0.45| |[[:human genes:r:rbmx2|RBMX2]]|0.448| |[[:human genes:h:hccs|HCCS]]|0.444| |[[:human genes:g:gmppb|GMPPB]]|0.442| |[[:human genes:n:nae1|NAE1]]|0.441| |[[:human genes:d:dhrsx|DHRSX]]|0.44| |[[:human genes:c:ctdnep1|CTDNEP1]]|0.437| |[[:human genes:d:dolk|DOLK]]|0.435| |[[:human genes:d:dpagt1|DPAGT1]]|0.434| |[[:human genes:e:eif4e|EIF4E]]|0.434| |[[:human genes:r:rptor|RPTOR]]|0.429| |[[:human genes:g:gtf3c4|GTF3C4]]|0.428| |[[:human genes:p:ppa2|PPA2]]|0.428| |[[:human genes:r:rad1|RAD1]]|0.428| |[[:human genes:d:ddx20|DDX20]]|0.428| |[[:human genes:a:alg1|ALG1]]|0.426| |[[:human genes:g:gemin6|GEMIN6]]|0.424| |[[:human genes:n:nbn|NBN]]|0.423| |[[:human genes:t:tti2|TTI2]]|0.423| |[[:human genes:b:bap1|BAP1]]|0.421| |[[:human genes:d:dohh|DOHH]]|0.419| |[[:human genes:a:atxn10|ATXN10]]|0.417| |[[:human genes:u:uhrf1|UHRF1]]|0.417| |[[:human genes:t:timm22|TIMM22]]|0.416| |[[:human genes:g:gfpt1|GFPT1]]|0.416| |[[:human genes:l:lsm10|LSM10]]|0.414| |[[:human genes:s:snapc5|SNAPC5]]|0.414| |[[:human genes:m:mtor|MTOR]]|0.413| |[[:human genes:v:vrk1|VRK1]]|0.412| |[[:human genes:c:cept1|CEPT1]]|0.412| |[[:human genes:p:pmm2|PMM2]]|0.412| |[[:human genes:e:elp2|ELP2]]|0.41| |[[:human genes:c:cnot4|CNOT4]]|0.405| |[[:human genes:f:faf2|FAF2]]|0.405| |[[:human genes:a:alg13|ALG13]]|0.402| |[[:human genes:t:tprkb|TPRKB]]|0.402| |[[:human genes:p:pelo|PELO]]|0.402| |[[:human genes:h:hars|HARS]]|0.402| |[[:human genes:a:atp2a2|ATP2A2]]|0.401| |[[:human genes:c:casp9|CASP9]]|0.401| |[[:human genes:e:eno1|ENO1]]|0.4| |[[:human genes:g:gemin7|GEMIN7]]|0.4| |[[:human genes:c:cct7|CCT7]]|0.4| Global Fraction of Cell Lines Where Essential: 16/739 ^Tissue^Fraction Of Cell Lines Where Essential^ |1290807.0|0/1| |909776.0|0/1| |bile duct|1/28| |blood|1/28| |bone|1/26| |breast|1/33| |central nervous system|1/56| |cervix|0/4| |colorectal|0/17| |esophagus|0/13| |fibroblast|0/1| |gastric|2/16| |kidney|0/21| |liver|2/20| |lung|3/75| |lymphocyte|0/16| |ovary|0/26| |pancreas|0/24| |peripheral nervous system|0/16| |plasma cell|0/15| |prostate|0/1| |skin|0/24| |soft tissue|0/9| |thyroid|0/2| |upper aerodigestive|0/22| |urinary tract|0/29| |uterus|1/5| == Essentiality in NALM6 == * **Essentiality Rank**: 5336 * **Expression level (log2 read counts)**: 6.73 {{:chemogenomics:nalm6 dist.png?nolink |}}