Immunogen | KLH-conjugatedsyntheticpeptidecorrespondingtotheaminoacidsincludingandencompassingphosphorylatedSer133ofCREB. |
Epitope | phospho-Ser133 |
Concentration | PleaserefertotheCertificateofAnalysisforthelot-specificconcentration. |
Host | Rabbit |
Specificity | Recognizesp43phosphorylatedCREB.Mayalsorecognizep30andp38kDaproteins.Thep30&p38proteinsmaybephosphorylatedCREMandATF-1respectively,sincethetwoproteinssharesignificanthomologytothephosphorylatedCREBimmunizingpeptide. |
Isotype | IgG |
SpeciesReactivity | |
AntibodyType | PolyclonalAntibody |
EntrezGeneNumber | |
EntrezGeneSummary | ThisgeneencodesatranscriptionfactorthatisamemberoftheleucinezipperfamilyofDNAbindingproteins.ThisproteinbindsasahomodimertothecAMP-responsiveelement,anoctamericpalindrome.Theproteinisphosphorylatedbyseveralproteinkinases,andinducestranscriptionofgenesinresponsetohormonalstimulationofthecAMPpathway.Alternatesplicingofthisgeneresultsintwotranscriptvariantsencodingdifferentisoforms. |
GeneSymbol | |
Modifications | |
PurificationMethod | PurifiedbyproteinA-SepharosefollowedbyimmunoadsorbantchromatographyusinganunphosphorylatedCREBaffinitygelcolumn. |
UniProtNumber | |
UniProtSummary | FUNCTION:ThisproteinbindsthecAMPresponseelement(CRE),asequencepresentinmanyviralandcellularpromoters.CREBstimulatestranscriptiononbindingtotheCRE.TransciptionactivationisenhancedbytheTORCcoactivatorswhichactindependentlyofSer-133phosphorylation.ImplicatedinsynchronizationofcircADIanrhythmicity. SUBUNIT:InteractswithPPRC1.BindsDNAasadimer.Thisdimerisstabilizedbymagnesiumions.Interacts,throughthebZIPdomain,withthecoactivatorsTORC1/CRTC1,TORC2/CRTC2andTORC3/CRTC3.WhenphosphorylatedonSer-133,bindsCREBBPBysimilarity. SUBCELLULAR:Nucleus. PMT:Stimulatedbyphosphorylation.PhosphorylationofbothSer-133andSer-142intheSCNregulatestheactivityofCREBandparticipatesincircadianrhythmgeneration.PhosphorylationofSer-133allowsCREBBPbindingBysimilarity.PhosphorylateduponDNAdamage,probablybyATMorATR. SIMILARITY:BelongstothebZIPfamily. Contains1bZIPdomain. Contains1KID(kinase-inducIBLe)domain |
MolecularWeight | DetectsCREBonlywhenphosphorylatedonSer133(~43kDa).MayrecognizeATF-1(~38kDa)andCREM(~30kDa)asthetwoproteinssharesignificanthomologytothephosphorylatedimmunizingpeptide. |