Immunogen | Syntheticpeptide |
Epitope | Largesubunit&proform |
Concentration | PleaserefertotheCertificateofAnalysisforthelot-specificconcentration. |
Host | Rabbit |
Specificity | AB1899detectsprocaspase-3(32kDa)andthecleavedp20fragmentincellsundergoingapoptosis. |
SpeciesReactivity | |
AntibodyType | PolyclonalAntibody |
EntrezGeneNumber | |
EntrezGeneSummary | Thisgeneencodesaproteinwhichisamemberofthecysteine-asparticacidprotease(caspase)family.Sequentialactivationofcaspasesplaysacentralroleintheexecution-phaseofcellapoptosis.Caspasesexistasinactiveproenzymeswhichundergoproteolyticprocessingatconservedasparticresiduestoproducetwosubunits,largeandsmall,thatdimerizetoformtheactiveenzyme.Thisproteincleavesandactivatescaspases6,7and9,andtheproteinitselfisprocessedbycaspases8,9and10.Itisthepredominantcaspaseinvolvedinthecleavageofamyloid-beta4Aprecursorprotein,whichisassociatedwithneuronaldeathinAlzheimer"sdisease.Alternativesplicingofthisgeneresultsintwotranscriptvariantsthatencodethesameprotein. |
GeneSymbol | - CASP3
- CPP-32
- Yama
- CASP-3
- CPP32B
- SCA-1
- CPP32
- EC3.4.22.56[Contains:Caspase-3subunitp17Caspase-3subunitp12].
|
PurificationMethod | Affinitypurifiedimmunoglobulin |
UniProtNumber | |
UniProtSummary | FUNCTION:SwissProt:P42574#InvolvedintheactivationcascadeofcaspasesresponsIBLeforapoptosisexecution.Attheonsetofapoptosisitproteolyticallycleavespoly(ADP-ribose)polymerase(PARP)ata"216-Asp--Gly-217"bond.Cleavesandactivatessterolregulatoryelementbindingproteins(SREBPs)betweenthebasichelix-loop-helixleucinezipperdomainandthemembraneattachmentdomain.Cleavesandactivatescaspase-6,-7and-9.Involvedinthecleavageofhuntingtin. SIZE:277aminoacids;31608Da SUBUNIT:Heterotetramerthatconsistsoftwoanti-parallelarrangedheterodimers,eachoneformedbya17kDa(p17)anda12kDa(p12)subunit. SUBCELLULARLOCATION:Cytoplasm. TISSUESPECIFICITY:Highlyexpressedinlung,spleen,heart,liverandkidney.Moderatelevelsinbrainandskeletalmuscle,andlowintestis.Alsofoundinmanycelllines,highestexpressionincellsoftheimmunesystem. PTM:CleavagebygranzymeB,caspase-6,caspase-8andcaspase-10generatesthetwoactivesubunits.Additionalprocessingofthepropeptidesislikelyduetotheautocatalyticactivityoftheactivatedprotease.Activeheterodimersbetweenthesmallsubunitofcaspase-7proteaseandthelargesubunitofcaspase-3alsooccurandviceversa. SIMILARITY:SwissProt:P42574##BelongstothepeptidaseC14family. |
MolecularWeight | 45kDafulllength,32-35kDapartialintermediateandthecleavedp17/20kDafragmentincellsundergoingapoptosis |