The biosynthesis of blood group B determinants by the blood group A gene-specified alpha-3-N-acetyl-D-galactosaminyltransferase.
D000017:ABO Blood-Group System / Q000235:genetics* / Q000276:immunology; D000939:Epitopes / Q000032:analysis; D004910:Erythrocyte Membrane / Q000276:immunology; D005700:Galactosyltransferases / Q000235:genetics*; D005796:Genes; D006602:Hexosyltransferases / Q000097:blood; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D017350:N-Acetylgalactosaminyltransferases; D013379:Substrate Specificity
D000017:ABO Blood-Group System; D000939:Epitopes; D005700:Galactosyltransferases; D006602:Hexosyltransferases; D017350:N-Acetylgalactosaminyltransferases; C003742:UDPgalactosamine-galactose acetylgalactosaminyltransferase