(R)-3-amino-2-methylpropanoate + pyruvate = 2-methyl-3-oxopropanoate + L-alanine
(r)-3-amino-2-methylpropanoate + pyruvate = 2-methyl-3-oxopropanoate + l-alanine
"D-beta-aminoisobutyrate:pyruvate aminotransferase"
"d-beta-aminoisobutyrate:pyruvate aminotransferase"