(sulfur carrier)-H + L-cysteine => (sulfur carrier)-SH + L-alanine
(sulfur carrier)-h + l-cysteine => (sulfur carrier)-sh + l-alanine
(sulfur carrier)-H + L-cysteine => (sulfur carrier)-SH + L-alanine
(sulfur carrier)-h + l-cysteine => (sulfur carrier)-sh + l-alanine