NamePhosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit gamma isoform
Synonyms
  • 2.7.1.153
  • p110gamma
  • p120-PI3K
  • Phosphatidylinositol 4,5-bisphosphate 3-kinase 110 kDa catalytic subunit gamma
  • Phosphoinositide-3-kinase catalytic gamma polypeptide
  • PI3-kinase subunit gamma
  • PtdIns-3-kinase subunit p110-gamma
  • Serine/threonine protein kinase PIK3CG
Gene NamePIK3CG
OrganismHuman
Amino acid sequence
>lcl|BSEQ0019096|Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit gamma isoform
MELENYKQPVVLREDNCRRRRRMKPRSAAASLSSMELIPIEFVLPTSQRKCKSPETALLH
VAGHGNVEQMKAQVWLRALETSVAADFYHRLGPHHFLLLYQKKGQWYEIYDKYQVVQTLD
CLRYWKATHRSPGQIHLVQRHPPSEESQAFQRQLTALIGYDVTDVSNVHDDELEFTRRGL
VTPRMAEVASRDPKLYAMHPWVTSKPLPEYLWKKIANNCIFIVIHRSTTSQTIKVSPDDT
PGAILQSFFTKMAKKKSLMDIPESQSEQDFVLRVCGRDEYLVGETPIKNFQWVRHCLKNG
EEIHVVLDTPPDPALDEVRKEEWPLVDDCTGVTGYHEQLTIHGKDHESVFTVSLWDCDRK
FRVKIRGIDIPVLPRNTDLTVFVEANIQHGQQVLCQRRTSPKPFTEEVLWNVWLEFSIKI
KDLPKGALLNLQIYCGKAPALSSKASAESPSSESKGKVQLLYYVNLLLIDHRFLLRRGEY
VLHMWQISGKGEDQGSFNADKLTSATNPDKENSMSISILLDNYCHPIALPKHQPTPDPEG
DRVRAEMPNQLRKQLEAIIATDPLNPLTAEDKELLWHFRYESLKHPKAYPKLFSSVKWGQ
QEIVAKTYQLLARREVWDQSALDVGLTMQLLDCNFSDENVRAIAVQKLESLEDDDVLHYL
LQLVQAVKFEPYHDSALARFLLKRGLRNKRIGHFLFWFLRSEIAQSRHYQQRFAVILEAY
LRGCGTAMLHDFTQQVQVIEMLQKVTLDIKSLSAEKYDVSSQVISQLKQKLENLQNSQLP
ESFRVPYDPGLKAGALAIEKCKVMASKKKPLWLEFKCADPTALSNETIGIIFKHGDDLRQ
DMLILQILRIMESIWETESLDLCLLPYGCISTGDKIGMIEIVKDATTIAKIQQSTVGNTG
AFKDEVLNHWLKEKSPTEEKFQAAVERFVYSCAGYCVATFVLGIGDRHNDNIMITETGNL
FHIDFGHILGNYKSFLGINKERVPFVLTPDFLFVMGTSGKKTSPHFQKFQDICVKAYLAL
RHHTNLLIILFSMMLMTGMPQLTSKEDIEYIRDALTVGKNEEDAKKYFLDQIEVCRDKGW
TVQFNWFLHLVLGIKQGEKHSA
Number of residues1102
Molecular Weight126452.625
Theoretical pI7.53
GO Classification
Functions
  • 1-phosphatidylinositol-3-kinase activity
  • ATP binding
  • 1-phosphatidylinositol-4-phosphate 3-kinase activity
  • protein kinase activity
  • phosphatidylinositol-4,5-bisphosphate 3-kinase activity
  • protein serine/threonine kinase activity
  • phosphatidylinositol 3-kinase activity
  • ephrin receptor binding
Processes
  • platelet aggregation
  • secretory granule localization
  • cytokine production
  • angiogenesis
  • negative regulation of cardiac muscle contraction
  • positive regulation of MAP kinase activity
  • phospholipid metabolic process
  • negative regulation of fibroblast apoptotic process
  • T cell activation
  • blood coagulation
  • hepatocyte apoptotic process
  • endocytosis
  • respiratory burst involved in defense response
  • cellular response to cAMP
  • mast cell degranulation
  • positive regulation of protein kinase B signaling
  • inflammatory response
  • regulation of cell adhesion mediated by integrin
  • platelet activation
  • negative regulation of triglyceride catabolic process
  • adaptive immune response
  • small molecule metabolic process
  • T cell chemotaxis
  • neutrophil extravasation
  • phosphatidylinositol 3-kinase signaling
  • T cell proliferation
  • innate immune response
  • dendritic cell chemotaxis
  • positive regulation of cytosolic calcium ion concentration
  • natural killer cell chemotaxis
  • phosphatidylinositol biosynthetic process
  • G-protein coupled receptor signaling pathway
  • neutrophil chemotaxis
  • regulation of calcium ion transmembrane transport
  • positive regulation of acute inflammatory response
Components
  • cytoplasm
  • membrane
  • plasma membrane
  • mast cell granule
  • cytosol
  • phosphatidylinositol 3-kinase complex, class IB
General FunctionProtein serine/threonine kinase activity
Specific FunctionPhosphoinositide-3-kinase (PI3K) that phosphorylates PtdIns(4,5)P2 (Phosphatidylinositol 4,5-bisphosphate) to generate phosphatidylinositol 3,4,5-trisphosphate (PIP3). PIP3 plays a key role by recruiting PH domain-containing proteins to the membrane, including AKT1 and PDPK1, activating signaling cascades involved in cell growth, survival, proliferation, motility and morphology. Links G-protein coupled receptor activation to PIP3 production. Involved in immune, inflammatory and allergic responses. Modulates leukocyte chemotaxis to inflammatory sites and in response to chemoattractant agents. May control leukocyte polarization and migration by regulating the spatial accumulation of PIP3 and by regulating the organization of F-actin formation and integrin-based adhesion at the leading edge. Controls motility of dendritic cells. Together with PIK3CD is involved in natural killer (NK) cell development and migration towards the sites of inflammation. Participates in T-lymphocyte migration. Regulates T-lymphocyte proliferation and cytokine production. Together with PIK3CD participates in T-lymphocyte development. Required for B-lymphocyte development and signaling. Together with PIK3CD participates in neutrophil respiratory burst. Together with PIK3CD is involved in neutrophil chemotaxis and extravasation. Together with PIK3CB promotes platelet aggregation and thrombosis. Regulates alpha-IIb/beta-3 integrins (ITGA2B/ ITGB3) adhesive function in platelets downstream of P2Y12 through a lipid kinase activity-independent mechanism. May have also a lipid kinase activity-dependent function in platelet aggregation. Involved in endothelial progenitor cell migration. Negative regulator of cardiac contractility. Modulates cardiac contractility by anchoring protein kinase A (PKA) and PDE3B activation, reducing cAMP levels. Regulates cardiac contractility also by promoting beta-adrenergic receptor internalization by binding to ADRBK1 and by non-muscle tropomyosin phosphorylation. Also has serine/threonine protein kinase activity: both lipid and protein kinase activities are required for beta-adrenergic receptor endocytosis. May also have a scaffolding role in modulating cardiac contractility. Contributes to cardiac hypertrophy under pathological stress. Through simultaneous binding of PDE3B to RAPGEF3 and PIK3R6 is assembled in a signaling complex in which the PI3K gamma complex is activated by RAPGEF3 and which is involved in angiogenesis.
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID1507822
UniProtKB IDP48736
UniProtKB Entry NamePK3CG_HUMAN
Cellular LocationCytoplasm
Gene sequence
>lcl|BSEQ0019097|Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit gamma isoform (PIK3CG)
ATGGAGCTGGAGAACTATAAACAGCCCGTGGTGCTGAGAGAGGACAACTGCCGAAGGCGC
CGGAGGATGAAGCCGCGCAGTGCTGCGGCCAGCCTGTCCTCCATGGAGCTCATCCCCATC
GAGTTCGTGCTGCCCACCAGCCAGCGCAAATGCAAGAGCCCCGAAACGGCGCTGCTGCAC
GTGGCCGGCCACGGCAACGTGGAGCAGATGAAGGCCCAGGTGTGGCTGCGAGCGCTGGAG
ACCAGCGTGGCGGCGGACTTCTACCACCGGCTGGGACCGCATCACTTCCTCCTGCTCTAT
CAGAAGAAGGGGCAGTGGTACGAGATCTACGACAAGTACCAGGTGGTGCAGACTCTGGAC
TGCCTGCGCTACTGGAAGGCCACGCACCGGAGCCCGGGCCAGATCCACCTGGTGCAGCGG
CACCCGCCCTCCGAGGAGTCCCAAGCCTTCCAGCGGCAGCTCACGGCGCTGATTGGCTAT
GACGTCACTGACGTCAGCAACGTGCACGACGATGAGCTGGAGTTCACGCGCCGTGGCTTG
GTGACCCCGCGCATGGCGGAGGTGGCCAGCCGCGACCCCAAGCTCTACGCCATGCACCCG
TGGGTGACGTCCAAGCCCCTCCCGGAGTACCTGTGGAAGAAGATTGCCAACAACTGCATC
TTCATCGTCATTCACCGCAGCACCACCAGCCAGACCATTAAGGTCTCACCCGACGACACC
CCCGGCGCCATCCTGCAGAGCTTCTTCACCAAGATGGCCAAGAAGAAATCTCTGATGGAT
ATTCCCGAAAGCCAAAGCGAACAGGATTTTGTGCTGCGCGTCTGTGGCCGGGATGAGTAC
CTGGTGGGCGAAACGCCCATCAAAAACTTCCAGTGGGTGAGGCACTGCCTCAAGAACGGA
GAAGAGATTCACGTGGTACTGGACACGCCTCCAGACCCGGCCCTAGACGAGGTGAGGAAG
GAAGAGTGGCCACTGGTGGATGACTGCACGGGAGTCACCGGCTACCATGAGCAGCTTACC
ATCCACGGCAAGGACCACGAGAGTGTGTTCACCGTGTCCCTGTGGGACTGCGACCGCAAG
TTCAGGGTCAAGATCAGAGGCATTGATATCCCCGTCCTGCCTCGGAACACCGACCTCACA
GTTTTTGTAGAGGCAAACATCCAGCATGGGCAACAAGTCCTTTGCCAAAGGAGAACCAGC
CCCAAACCCTTCACAGAGGAGGTGCTGTGGAATGTGTGGCTTGAGTTCAGTATCAAAATC
AAAGACTTGCCCAAAGGGGCTCTACTGAACCTCCAGATCTACTGCGGTAAAGCTCCAGCA
CTGTCCAGCAAGGCCTCTGCAGAGTCCCCCAGTTCTGAGTCCAAGGGCAAAGTTCAGCTT
CTCTATTATGTGAACCTGCTGCTGATAGACCACCGTTTCCTCCTGCGCCGTGGAGAATAC
GTCCTCCACATGTGGCAGATATCTGGGAAGGGAGAAGACCAAGGAAGCTTCAATGCTGAC
AAACTCACGTCTGCAACTAACCCAGACAAGGAGAACTCAATGTCCATCTCCATTCTTCTG
GACAATTACTGCCACCCGATAGCCCTGCCTAAGCATCAGCCCACCCCTGACCCGGAAGGG
GACCGGGTTCGAGCAGAAATGCCCAACCAGCTTCGCAAGCAATTGGAGGCGATCATAGCC
ACTGATCCACTTAACCCTCTCACAGCAGAGGACAAAGAATTGCTCTGGCATTTTAGATAC
GAAAGCCTTAAGCACCCAAAAGCATATCCTAAGCTATTTAGTTCAGTGAAATGGGGACAG
CAAGAAATTGTGGCCAAAACATACCAATTGTTGGCCAGAAGGGAAGTCTGGGATCAAAGT
GCTTTGGATGTTGGGTTAACAATGCAGCTCCTGGACTGCAACTTCTCAGATGAAAATGTA
AGAGCCATTGCAGTTCAGAAACTGGAGAGCTTGGAGGACGATGATGTTCTGCATTACCTT
CTACAATTGGTCCAGGCTGTGAAATTTGAACCATACCATGATAGCGCCCTTGCCAGATTT
CTGCTGAAGCGTGGTTTAAGAAACAAAAGAATTGGTCACTTTTTGTTTTGGTTCTTGAGA
AGTGAGATAGCCCAGTCCAGACACTATCAGCAGAGGTTCGCTGTGATTCTGGAAGCCTAT
CTGAGGGGCTGTGGCACAGCCATGCTGCACGACTTTACCCAACAAGTCCAAGTAATCGAG
ATGTTACAAAAAGTCACCCTTGATATTAAATCGCTCTCTGCTGAAAAGTATGACGTCAGT
TCCCAAGTTATTTCACAACTTAAACAAAAGCTTGAAAACCTGCAGAATTCTCAACTCCCC
GAAAGCTTTAGAGTTCCATATGATCCTGGACTGAAAGCAGGAGCGCTGGCAATTGAAAAA
TGTAAAGTAATGGCCTCCAAGAAAAAACCACTATGGCTTGAGTTTAAATGTGCCGATCCT
ACAGCCCTATCAAATGAAACAATTGGAATTATCTTTAAACATGGTGATGATCTGCGCCAA
GACATGCTTATTTTACAGATTCTACGAATCATGGAGTCTATTTGGGAGACTGAATCTTTG
GATCTATGCCTCCTGCCATATGGTTGCATTTCAACTGGTGACAAAATAGGAATGATCGAG
ATTGTGAAAGACGCCACGACAATTGCCAAAATTCAGCAAAGCACAGTGGGCAACACGGGA
GCATTTAAAGATGAAGTCCTGAATCACTGGCTCAAAGAAAAATCCCCTACTGAAGAAAAG
TTTCAGGCAGCAGTGGAGAGATTTGTTTATTCCTGTGCAGGCTACTGTGTGGCAACCTTT
GTTCTTGGAATAGGCGACAGACACAATGACAATATTATGATCACCGAGACAGGAAACCTA
TTTCATATTGACTTCGGGCACATTCTTGGGAATTACAAAAGTTTCCTGGGCATTAATAAA
GAGAGAGTGCCATTTGTGCTAACCCCTGACTTCCTCTTTGTGATGGGAACTTCTGGAAAG
AAGACAAGCCCACACTTCCAGAAATTTCAGGACATCTGTGTTAAGGCTTATCTAGCCCTT
CGTCATCACACAAACCTACTGATCATCCTGTTCTCCATGATGCTGATGACAGGAATGCCC
CAGTTAACAAGCAAAGAAGACATTGAATATATCCGGGATGCCCTCACAGTGGGGAAAAAT
GAGGAGGATGCTAAAAAGTATTTTCTTGATCAGATCGAAGTTTGCAGAGACAAAGGATGG
ACTGTGCAGTTTAATTGGTTTCTACATCTTGTTCTTGGCATCAAACAAGGAGAGAAACAT
TCAGCCTAA
GenBank Gene IDX83368
GeneCard IDNot Available
GenAtlas IDPIK3CG
HGNC IDHGNC:8978
Chromosome Location7
Locus7q22.3
References
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