| Immunogen | SyntheticpeptidecorrespondingtoresiduesontheC-terminusofhumanSIRT2. |
| Epitope | C-terminus |
| Clone | EP1668Y |
| Host | Rabbit |
| Specificity | ThisantibodyrecognizesSIRT2atandaroundtheC-terminus,allthreeisoforms. |
| Isotype | IgG |
| SpeciesReactivity | |
| AntibodyType | MonoclonalAntibody |
| EntrezGeneNumber | |
| EntrezGeneSummary | Thisgeneencodesamemberofthesirtuinfamilyofproteins,homologstotheyeastSir2protein.Membersofthesirtuinfamilyarecharacterizedbyasirtuincoredomainandgroupedintofourclasses.Thefunctionsofhumansirtuinshavenotyetbeendetermined;however,yeastsirtuinproteinsareknowntoregulateepigeneticgenesilencingandsuppressrecombinationofrDNA.Studiessuggestthatthehumansirtuinsmayfunctionasintracellularregulatoryproteinswithmono-ADP-ribosyltransferaseactivity.TheproteinencodedbythisgeneisincludedinclassIofthesirtuinfamily.Twotranscriptvariantsresultfromalternativesplicingofthisgene. |
| GeneSymbol | - EC3.5.1.-
- SIR2
- SIR2-like
- SIR2L
- SIR2L2
|
| PurificationMethod | Unpurified |
| UniProtNumber | |
| UniProtSummary | FUNCTION:NAD-dependentdeacetylase,whichdeacetylatesthe"Lys-40"ofalpha-tubulin.Involvedinthecontrolofmitoticexitinthecellcycle,probablyviaitsroleintheregulationofCytoskeleton.Despitesomeabilitytodeacetylatehistonesinvitro,itisunlikelyinvivo. CATALYTICACTIVITY:NAD++anacetylprotein=nicotinamide+O-acetyl-ADP-ribose+aprotein. COFACTOR:Binds1zincionpersubunit. ENZYMEREGULATION:InhibitedbySirtinol,A3andM15smallmolecules.Inhibitedbynicotinamide. SUBUNITSTRUCTURE:InteractswithHDAC6,suggestingthattheseproteinsbelongtoalargecomplexthatdeacetylatethecytoskeleton. SUBCELLULARLOCATION:Cytoplasm?cytoskeleton.Note:Colocalizeswithmicrotubules. TISSUESPECIFICITY:Widelyexpressed.Highlyexpressedinheart,brainandskeletalmuscle,whileitisweaklyexpressedinplacentaandlung.Down-regulatedinmanygliomassuggestingthatitmayactasatumorsuppressorgeneinhumangliomaspossiblythroughtheregulationofmicrotubulenetwork. DEVELOPMENTALSTAGE:Peaksduringmitosis.Aftermitosis,itisprobablydegradedbythe26Sproteasome. PTM:PhosphorylatedattheG2/Mtransitionofthecellcycle. SEQUENCESIMILARITIES:Belongstothesirtuinfamily. Contains1deacetylasesirtuin-typedomain. SEQUENCECAUTION:ThesequenceAAF67015.1differsfromthatshown.Reason:Frameshiftatseveralpositions. |
| MolecularWeight | ~36-43kDa(detectsall3isoforms) |