Immunogen | Ratperitonealmacrophages |
Clone | OX-42 |
Host | Mouse |
Specificity | Thisantibodyrecognizesmostmacrophages(includingresidentperitonealandactivatedmacrophages),kupffercells,butonlyabout35%ofalveolarmacrophages.Theantibodyalsolabelsdendriticcellsextensively,granulocytesandcellswiththemorphologyofmicrogliainbrain.Theantibodyprecipitatesthreepolypeptidesof150,103and95KDa.TheantibodyinhibitscomplementmediatedrosettesandisprobablytheratequivalentofthehumanreceptorforIC3bcalledCR3. FUSIONPARTNER:NSOmyelomacellline. |
Isotype | IgG2a |
SpeciesReactivity | |
AntibodyType | MonoclonalAntibody |
EntrezGeneNumber | |
EntrezGeneSummary | ThisgeneencodestheintegrinalphaMchain.Integrinsareheterodimericintegralmembraneproteinscomposedofanalphachainandabetachain.ThisI-domaincontainingalphaintegrincombineswiththebeta2chain(ITGB2)toformaleukocyte-specificintegrinreferredtoasmacrophagereceptor1("Mac-1"),orinactivated-C3b(iC3b)receptor3("CR3").ThealphaMbeta2integrinisimportantintheadherenceofneutrophilsandmonocytestostimulatedendothelium,andalsointhephagocytosisofcomplementcoatedparticles.SomeintegrinalphaMproteinscontainaninsertedaminoacid(Q,betweenAApositions499and500)resultingfroma3bpshiftinaspliceacceptorthatinsertsthecodonCAG;receptorswithorwithouttheextraaminoacidarefunctionallyindistinguishable |
GeneSymbol | - ITGAM
- MO1A
- CD11b
- MAC1A
- CD11B
- MAC-1
- CR3A
- MGC117044
|
UniProtNumber | |
UniProtSummary | FUNCTION:SwissProt:P11215#Integrinalpha-M/beta-2isimplicatedinvariousadhesiveinteractionsofmonocytes,macrophagesandgranulocytesaswellasinmediatingtheuptakeofcomplement-coatedparticles.ItisidenticalwithCR-3,thereceptorfortheiC3bfragmentofthethirdcomplementcomponent.ItprobablyrecognizestheR-G-DpeptideinC3b.Integrinalpha-M/beta-2isalsoareceptorforfibrinogen,factorXandICAM1.ItrecognizesP1andP2peptidesoffibrinogengammachain. SIZE:1152aminoacids;127179Da SUBUNIT:Heterodimerofanalphaandabetasubunit.Alpha-Massociateswithbeta-2. SUBCELLULARLOCATION:Membrane;Single-passtypeImembraneprotein. TISSUESPECIFICITY:Predominantlyexpressedinmonocytesandgranulocytes. DOMAIN:SwissProt:P11215TheintegrinI-domain(insert)isaVWFAdomain.IntegrinswithI-domainsdonotundergoproteasecleavage. SIMILARITY:Belongstotheintegrinalphachainfamily.&Contains7FG-GAPrepeats.&Contains1VWFAdomain. |