L-homocysteine <=> 2-aminobut-2-enoate + hydrogen sulfide + H(+)
l-homocysteine <=> 2-aminobut-2-enoate + hydrogen sulfide + h(+)
L-homocysteine <=> 2-aminobut-2-enoate + hydrogen sulfide + H(+)
l-homocysteine <=> 2-aminobut-2-enoate + hydrogen sulfide + h(+)