| Immunogen | Fulllength,GST-taggedrecombinantbetacatenin. |
| Clone | 7F7.2 |
| Concentration | PleaserefertotheCertificateofAnalysisforthelot-specificconcentration. |
| Host | Mouse |
| Specificity | AntibodyrecognizesBeta-catenin. |
| Isotype | IgG1κ |
| SpeciesReactivity | |
| SpeciesReactivityNote | TestedandpassedonMouse.UnconjugatedAbpartnumber04-958alsoreactsagainsthumanandrat. |
| AntibodyType | MonoclonalAntibody |
| EntrezGeneNumber | |
| EntrezGeneSummary | Beta-cateninisanadherensjunctionprotein.Adherensjunctions(AJs;alsocalledthezonulaadherens)arecriticalfortheestablishmentandmaintenanceofepitheliallayers,suchasthoseliningorgansurfaces.AJsmediateadhesionbetweencells,communicateasignalthatneighboringcellsarepresent,andanchortheactinCytoskeleton.Inservingtheseroles,AJsregulatenormalcellgrowthandbehavior.Atseveralstagesofembryogenesis,woundhealing,andtumorcellmetastasis,cellsformandleaveepithelia.Thisprocess,whichinvolvesthedisruptionandreestablishmentofepithelialcell-cellcontacts,mayberegulatedbythedisassemblyandassemblyofAJs.AJsmayalsofunctioninthetransmissionofthe"contactinhibition"signal,whichinstructscellstostopdividingonceanepithelialsheetiscomplete.[suppliedbyOMIM] |
| GeneSymbol | - CTNNB
- CTNNB1
- FLJ25606
- FLJ37923
- DKFZp686D02253
|
| PurificationMethod | ProteinGPurified |
| UniProtNumber | |
| UniProtSummary | FUNCTION:InvolvedintheregulationofcelladhesionandinsignaltransductionthroughtheWntpathway.
SUBUNIT:Twoseparatepoolsarefoundinthecytoplasm:oneisPSEN1/cadherin/catenincomplexwhichanchorstotheactincytoskeleton.TheotherpoolispartofalargecomplexcontainingAXIN1,AXIN2,APC,CSNK1A1andGSK3BthatpromotesphosphorylationonN-terminalSerandThrresiduesandubiquitinationofCTNNB1viaBTRCanditssubsequentdegradationbytheproteasome.Wnt-dependentactivationofDVLantagonizestheactionofGSK3B.WhenGSK3Bactivityisinhibitedthecomplexdissociates,CTNNB1isdephosphorylatedandisnolongertargetedfordestruction.ThestABIlizedproteintranslocatestothenucleus,whereitbindsTCF/LEF-1familymembers,TBP,BCL9andpossIBLyalsoRUVBL1andDUPLIN.BindsCTNNBIPandEP300.CTNNB1formsaternarycomplexwithLEF1andEP300thatisdisruptedbyCTNNBIP1binding(Bysimilarity).InteractswiththePDZdomainofTAX1BP3;thisinteractioninhibitsthetranscriptionalactivityofCTNNB1(Bysimilarity).InteractswithAJAP1,BAIAP1,CARM1,CTNNA3,CXADRandPCDH11Y.BindsSLC9A3R1.InteractswithGLIS2andMUC1.InteractswithSLC30A9.InteractswithXIRP1(Bysimilarity).
SUBCELLULARLOCATION:Cytoplasm.Nucleus.Cytoplasm,cytoskeleton.Note=Cytoplasmicwhenitisunstabilized(highlevelofphosphorylation)orboundtoCDH1.Translocatestothenucleuswhenitisstabilized(lowlevelofphosphorylation).InteractionwithGLIS2andMUC1promotesnucleartranslocation.
TISSUESPECIFICITY:Expressedinseveralhairfolliclecelltypes:basalandperipheralmatrixcells,andcellsoftheouterandinnerrootsheats.Expressedincolon. |
| MolecularWeight | 92kDaObserved |