O-acetyl-L-homoserine + hydrogen sulfide = L-homocysteine + acetate
o-acetyl-l-homoserine + hydrogen sulfide = l-homocysteine + acetate
O-acetyl-L-homoserine + hydrogen sulfide = L-homocysteine + acetate
o-acetyl-l-homoserine + hydrogen sulfide = l-homocysteine + acetate