Immunogen | ImmunoaffinitypurifiedNG2ChondroitinSulfateProteoglycanfromrat |
Host | Rabbit |
Specificity | ThisantibodyidentifiestheintactproteoglycanandcoreproteinbyWBandELISA.Whenoligodendrocyteprecursorcells(i.e.O-2Aprogenitorcells)arestainedalive,thestainappearsasclustersonthecellsurface.Thisantibodydoesnotstaindifferentiatedoligodendrocyteswell. |
Isotype | IgG |
SpeciesReactivity | |
SpeciesReactivityNote | TestedandpassedonRat.PredictedonMouse,Human,Monkeybasedon100%sequencehomology. |
AntibodyType | PolyclonalAntibody |
EntrezGeneNumber | |
EntrezGeneSummary | Ahumanmelanoma-associatedchondroitinsulfateproteoglycanplaysaroleinstABIlizingcell-substratuminteractionsduringearlyeventsofmelanomacellspreADIngonendothelialbasementmembranes.CSPG4representsanintegralmembranechondroitinsulfateproteoglycanexpressedbyhumanmalignantmelanomacells. |
GeneSymbol | |
PurificationMethod | ProteinAPurfied |
UniProtNumber | |
UniProtSummary | FUNCTION:Proteoglycanplayingaroleincellproliferationandmigrationwhichstimulatesendothelialcellsmotilityduringmicrovascularmorphogenesis.Mayalsoinhibitneuriteoutgrowthandgrowthconecollapseduringaxonregeneration.Cellsurfacereceptorforcollagenalpha2(VI)whichmayconfercellsabilitytomigrateonthatsubstrate.BindsthroughitsextracellularN-terminusgrowthfactors,extracellularmatrixproteasesmodulatingtheiractivity.MayregulateMPP16-dependentdegradationandinvasionoftypeIcollagenparticipatinginmelanomacellsinvasionproperties.Maymodulatetheplasminogensystembyenhancingplasminogenactivationandinhibitingangiostatin.FunctionsalsoasasignaltransducingproteinbybindingthroughitscytoplasmicC-terminusscaffoldingandsignalingproteins.MaypromoteretractionfiberformationandcellpolarizationthroughRhoGTPaseactivation.Maystimulatealpha-4,beta-1integrin-mediatedadhesionandspreadingbyrecruitingandactivatingasignalingcascadethroughCDC42,ACK1andBCAR1.MayactivateFAKandERK1/ERK2signalingcascades.
SIZE:2322aminoacids;250497Da
SUBUNIT:InteractswiththefirstPDZdomainofMPDZ.InteractswithPRKCA.BindsTNC,laminin-1,COL5A1andCOL6A2.InteractswithPLGandangiostatin.BindsFGF2andPDGFA.InteractswithGRIP1,GRIP2andGRIA2.FormsaternarycomplexwithGRIP1andGRIA2(Bysimilarity).InteractswithLGALS3andtheintegrincomposedofITGB1andITGA3.InteractswithITGA4throughitschondroitinsulfateglycosaminoglycan.InteractswithBCAR1,CDC42andACK1.InteractswithMMP16.
SUBCELLULARLOCATION:Apicalcellmembrane;Single-passtypeImembraneprotein(Bysimilarity).Cellprojection,lamellipodium(Bysimilarity).Note=LocalizedattheapicalplasmamembraneitrelocalizestothelamellipodiaofastrocytomauponphosphorylationbyPRKCA.Localizestotheretractionfibers.Localizestotheplasmamembraneofoligodendrocytes(Bysimilarity).
TISSUESPECIFICITY:Detectedonlyinmalignantmelanomacells.
PTM:N-glycosylated(Bysimilarity).&O-glycosylated;containsglycosaminoglycanchondroitinsulfatewhicharerequiredforproperlocalizationandfunctioninstressfiberformation(Bysimilarity).InvolvedininteractionwithMMP16andITGA4.&PhosphorylationbyPRKCAregulatesitssubcellularlocationandfunctionincellmotility(Bysimilarity).
SIMILARITY:Contains15CSPG(NG2)repeats.&Contains2lamininG-likedomains.
MISCELLANEOUS:ValuableMarkerforseveralincompletelydifferentiatedprecursorcells |
MolecularWeight | Theunconjugatedparentantibody(Cat.No.AB5320)hasanobservedmolecularweightat~270-300kDa. |