| Immunogen | HumanSquamousCellCarcinomaCells(SCC9) | 
| Clone | ASC-3 | 
| Host | Mouse | 
| Specificity | AntibodyrecognizesIntegrinβ4. | 
| Isotype | IgG1κ | 
| SpeciesReactivity |  | 
| AntibodyType | MonoclonalAntibody | 
| EntrezGeneNumber |  | 
| EntrezGeneSummary | Integrinsareheterodimerscomprisedofalphaandbetasubunits,thatarenoncovalentlyassociatedtransmembraneglycoproteinreceptors.Differentcombinationsofalphaandbetapolypeptidesformcomplexesthatvaryintheirligand-bindingspecificities.Integrinsmediatecell-matrixorcell-celladhesion,andtransducedsignalsthatregulategeneexpressionandcellgrowth.Thisgeneencodestheintegrinbeta4subunit,areceptorforthelaminins.Thissubunittendstoassociatewithalpha6subunitandislikelytoplayapivotalroleinthebiologyofinvasivecarcinoma.Mutationsinthisgeneareassociatedwithepidermolysisbullosawithpyloricatresia.Multiplealternativelysplicedtranscriptvariantsencodingdistinctisoformshavebeenfoundforthisgene. | 
| GeneSymbol |  | 
| PurificationMethod | ProteinAPurfied | 
| UniProtNumber |  | 
| UniProtSummary | FUNCTION:SwissProt:P16144#Integrinalpha-6/beta-4isareceptorforlaminin.Itplaysacriticalstructuralroleinthehemidesmosomeofepithelialcells.
  SIZE:1822aminoacids;202151Da
  SUBUNIT:Heterodimerofanalphaandabetasubunit.Beta-4associateswithalpha-6.
  SUBCELLULARLOCATION:Membrane;Single-passtypeImembraneprotein.
  TISSUESPECIFICITY:Integrinalpha-6/beta-4ispredominantlyexpressedbyepithelia.Isoformbeta-4Disalsoexpressedincolonandplacenta.Isoformbeta-4Eisalsoexpressedinepidermis,lung,duodenum,heart,spleenandstomach.
  DOMAIN:SwissProt:P16144Thefibronectintype-III-likedomainsbindBPAG1andplectinandprobablyalsorecruitBP230.
  DISEASE:SwissProt:P16144#DefectsinITGB4areacauseofepidermolysisbullosaletaliswithpyloricatresia(EB-PA)[MIM:226730];alsoknownasjunctionalepidermolysisbullosawithpyloricatresia(PA-JEB)oraplasiacutiscongenitawithgastrointestinalatresia.EB-PAischaracterizedbymucocutaneousfragilityandgastrointestinalatresia,whichmostcommonlyaffectsthepylorus.&DefectsinITGB4areacauseofgeneralizedatrophicbenignepidermolysisbullosa(GABEB)[MIM:226650].Thisnonlethalformofjunctionalepidermolysisbullosaischaracterizedbylife-longblisteringoftheskin,associatedwithhairandtoothabnormalities.
  SIMILARITY:Belongstotheintegrinbetachainfamily.&Contains1Calx-betadomain.&Contains4fibronectintype-IIIdomains.&Contains1VWFAdomain. | 
| MolecularWeight | 202kDaCalculated |