| Immunogen | Crudesynapticimmunoprecipitate(Human). | 
| Clone | SP8 | 
| Host | Mouse | 
| Specificity | Syntaxin(34-36kDa).Reactswithsyntaxinexpressedinbacterialsystems. | 
| Isotype | IgG1 | 
| SpeciesReactivity |  | 
| AntibodyType | MonoclonalAntibody | 
| EntrezGeneNumber |  | 
| EntrezGeneSummary | Synapticvesiclesstoreneurotransmittersthatarereleasedduringcalcium-regulatedexocytosis.Thespecificityofneurotransmitterreleaserequiresthelocalizationofbothsynapticvesiclesandcalciumchannelstothepresynapticactivezone.Syntaxinsfunctioninthisvesiclefusionprocess.SyntaxinsalsoserveasasubstrateforbotulinumneurotoxintypeC,ametalloproteasethatblocksexocytosisandhashighaffinityforamolecularcomplexthatincludesthealpha-latrotoxinreceptor(MIM600565)whichproducesexplosiveexocytosis(Zhangetal.,1995[PubMed7622072]).[suppliedbyOMIM] | 
| GeneSymbol | STX1AHPC-1STX1Syntaxin-1Ap35-1
 | 
| UniProtNumber |  | 
| UniProtSummary | FUNCTION:SwissProt:Q16623#Potentiallyinvolvedindockingofsynapticvesiclesatpresynapticactivezones.Mayplayacriticalroleinneurotransmitterexocytosis. SIZE:288aminoacids;33023Da
 SUBUNIT:PartoftheSNAREcorecomplexcontainingSNAP25,VAMP2andSTX1A.ThiscomplexbindstoCPLX1.BindsSYTL4andSTXBP6.FoundinaternarycomplexwithSTX1AandSNAP25(Bysimilarity).FoundinacomplexwithVAMP8andSNAP23.InteractswithVAPAandSYBU.
 SUBCELLULARLOCATION:Cellmembrane;Single-passtypeIVmembraneprotein.&Isoform2:Secreted(Probable).
 TISSUESPECIFICITY:Isoform1ishighlyexpressedinembryonicspinalchordandgangliaandinadultcerebellumandcerebralcortex.Isoform2isexpressedinheart,liver,fat,skeletalmuscle,kidneyandbrain.
 DISEASE:SwissProt:Q16623#HaploinsufficiencyofSTX1Amaybethecauseofcertaincardiovascularandmusculo-skeletalabnormalitiesobservedinWilliams-Beurensyndrome(WBS),araredevelopmentaldisorder.Itisacontiguousgenedeletionsyndromeinvolvinggenesfromchromosomeband7q11.23.
 SIMILARITY:SwissProt:Q16623##Belongstothesyntaxinfamily.&Contains1t-SNAREcoiled-coilhomologydomain.
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