(2S)-2-aminobutanoate + pyruvate => 2-oxobutanoate + L-alanine
(2s)-2-aminobutanoate + pyruvate => 2-oxobutanoate + l-alanine
(2S)-2-aminobutanoate + pyruvate => 2-oxobutanoate + L-alanine
(2s)-2-aminobutanoate + pyruvate => 2-oxobutanoate + l-alanine