Thisproductisfreezedried.Allwatermoleculeshavebeenremoved.
- Peptide(C)GRVRTYQFDSFLESTR,correspondingtoaminoacidresidues97-112ofmouseBAI1(Accession Q3UHD1).Extracellular,N-terminus.
- CellsurfacedetectionofBAI1inliveintacthumanTHP-1monocyticleukemiacells:___ Cells.
___ Cells+RabbitIgGisotypecontrol-FITC.
___ Cells+ Anti-BAI1(extracellular)-FITCAntibody(#ABR-021-F),(2.5µgantibody/0.5x106 cells).CellsurfacedetectionofBAI1inliveintactmouseJ774macrophagecells:___ Cells.
___ Cells+RabbitIgGisotypecontrol-FITC.
___ Cells+ Anti-BAI1(extracellular)-FITCAntibody(ABR-021-F), (5µgantibody/0.5x106 cells).
- 1.Park,D.etal.(2007)Nature450,430.
- 2.Cork,S.M.etal.(2011)J.Mol.Med.89,743.
- 3.deFraipont,F.etal.(2001)TrendsMol.Med.7,401.
- 4.Oda,K.etal.(1999)Cytogenet.Cell.Genet.84,75.
- 5.Cork,S.M.etal.(2012)Oncogene31,5144.
- 6.Shiratsuchi,T.etal.(1997)Cytogenet.Cell.Genet.79,103.
- 7.Hatanaka,H.etal.(2000)Int.J.Mol.Med.5,181.
- 8.Fukushima,Y.etal.(1998)Int.J.Oncol.13,967.
Thethreemembersofthebrainangiogenesisinhibitor(BaI1-3)arereceptorsbelongingtotheadhesionsubfamilyofG-proteincoupledreceptorsuperfamily.LikeallmembersofGPCRs,allthreeBaIshaveseventransmembranedomains,anintracellularC-terminaltailandextracellularN-terminus.Likeotheradhesionmembers,theN-terminusisquitelarge1,2.ManydomainsarelocalizedtotheN-terminus;variousglycosylationssitesarepresent,thereisaGPCRproteolysissite,aputativehormonebindingdomainandthrombospondintype1repeatswhichregulatetheanti-angiogenicactivityofthrombospondin-12,3.TheC-terminaltailinteractswithPDZ-domainproteins.UniquetoBaI1isaproline-richdomainrequiredforinteractingwithSrchomologydomainsandWWdomainproteins2,4.
LikemostadhesionGPCRs,BaIalsoundergoproteolysisattheN-terminusatahighlyrichcysteindomain2.Followingautocleavage,theN-terminalfragmentremainsassociatedtothereceptor.InBaI1,proteolysisyieldsapartlysecreted120kDa.fragment(vasculostatin-120)ora40kDa.fragmentbothhavingantiangiogeniceffects2,5.
AtthemRNAlevel,allBaIsareexpressedinfetalandadulthumanbrain2,6.BaI2isdetectedinthehumanheartandskeletalmuscle.BaI3isexpressedinthehumanheart,testisandsmallintestine.Inmouse,bothBaI2andBaI3arerestrictedtothebrain2.
Thesereceptorsareimplicatedinvariousdiseasesanddisorderssuchasprimaryglioma,pulmonaryadenocarcinomas,gastricandcolorectalcancers2,6,7.
Anti-BAI1(extracellular)Antibody(#ABR-021)isahighlyspecificantibodydirectedagainstanepitopeofthemouseprotein.Theantibodycanbeusedinwesternblot,immunohistochemistry,andindirectlivecellflowcytometryapplications.IthasbeendesignedtorecognizeBAI1fromrat,mouse,andhumansamples.
Anti-BAI1(extracellular)-FITCAntibody(#ABR-021-F)isdirectlyconjugatedtofluoresceinisothiocyanate(FITC).Thislabeledantibodycanbeusedinimmunofluorescentapplicationssuchasdirectlivecellflowcytometry.