Tissue expressionAmygdalaBasal gangliaCerebellumCerebral cortexChoroid plexusHippocampal formationHypothalamusMedulla oblongataMidbrainOlfactory bulbPonsSpinal cordThalamusWhite matterRetinaAdrenal glandParathyroid glandPituitary glandThyroid glandLungEsophagusSalivary glandTongueColonDuodenumRectumSmall intestineStomachGallbladderLiverPancreasKidneyUrinary bladderEpididymisProstateSeminal vesicleTestisBreastCervixEndometriumFallopian tubeOvaryPlacentaVaginaHeart muscleSkeletal muscleSmooth muscleAdipose tissueSkinAppendixBone marrowLymph nodeSpleenThymusTonsil05101520
Cell line expressionAF22GAMGSH-SY5YU-138 MGU-251 MGU-87 MGHTCEpiHTERT-RPE1OE19CACO-2Hep G2CAPAN-2HEK 293NTERA-2RPTEC TERT1RT4PC-3SuSaA-431HaCaTSK-MEL-30WM-115A549HBEC3-KTSCLC-21HAN3-CABEWOEFO-21HeLaHTERT-HME1MCF7SiHaSK-BR-3T-47dHUVEC TERT2TIMEHSkMCASC diffASC TERT1BJBJ hTERT+BJ hTERT+ SV40 Large T+BJ hTERT+ SV40 Large T+ RasG12VFHDF/TERT166HBF TERT88HHSteCLHCN-M2RH-30U-2 OSU-2197DaudiHDLM-2HTEC/SVTERT24-BJURKATKarpas-707MOLT-4REHRPMI-8226U-266/70U-266/84U-698HAP1HELHL-60HMC-1K-562NB-4THP-1U-93705101520253035
Protein structure

PIK3CA

Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha
PI3K 
Phosphatidylinositol 3-kinase is composed of an 85 kDa regulatory subunit and a 110 kDa catalytic subunit. The protein encoded by this gene represents the catalytic subunit, which uses ATP to phosphorylate PtdIns, PtdIns4P and PtdIns(4,5)P2. This gene has been found to be oncogenic and has been implicated in cervical cancers. A pseudogene of this gene has been defined on chromosome 22. [provided by RefSeq, Apr 2016]
More gene data

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                        788 antibodies from 45 providers.

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                        Proteintech Group
                        5 antibodies
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                        48 antibodies
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                        189 antibodies
                        Abcepta
                        9 antibodies
                        GeneTex
                        6 antibodies
                        Acris Antibodies GmbH
                        18 antibodies
                        Novus Biologicals
                        29 antibodies
                        NovoPro Bioscience Inc.
                        8 antibodies
                        OriGene
                        22 antibodies
                        Boster Biological Technology
                        4 antibodies
                        Abnova Corporation
                        9 antibodies
                        Aviva Systems Biology
                        4 antibodies
                        Biorbyt
                        42 antibodies
                        Affinity Biosciences
                        6 antibodies
                        Cell Signaling Technology, Inc
                        2 antibodies
                        NSJ Bioreagents
                        3 antibodies
                        St John's Laboratory
                        5 antibodies
                        Antibodies.com
                        12 antibodies
                        Cusabio Biotech Co., Ltd
                        7 antibodies
                        Abbexa
                        15 antibodies
                        FineTest Biotech
                        2 antibodies
                        HUABIO Research
                        1 antibody
                        ProSci
                        4 antibodies
                        Bioworld Technology, Inc
                        2 antibodies
                        MilliporeSigma / Merck KGaA
                        5 antibodies
                        Everest Biotech
                        1 antibody
                        Creative Biolabs
                        18 antibodies
                        Arigo
                        4 antibodies
                        RabMAbs
                        3 antibodies
                        Abbkine Scientific Co.Ltd.
                        1 antibody
                        MyBioSource
                        10 antibodies
                        EMD Millipore
                        4 antibodies
                        Atlas Antibodies
                        2 antibodies
                        Creative Diagnostics
                        20 antibodies
                        United States Biological
                        120 antibodies
                        Spring Bioscience
                        4 antibodies
                        Leading Biology
                        7 antibodies
                        BioLegend
                        2 antibodies
                        Abiocode, Inc.
                        1 antibody
                        RayBiotech, Inc.
                        4 antibodies
                        Abbiotec
                        1 antibody
                        CPTAC
                        1 antibody
                        MedChemExpress LLC
                        1 antibody