label: L-seryl-[sulfatase] + S-adenosyl-L-methionine => 3-oxo-L-alanyl-[sulfatase] + 5'-deoxyadenosine + L-methionine + H(+)
label_lc: l-seryl-[sulfatase] + s-adenosyl-l-methionine => 3-oxo-l-alanyl-[sulfatase] + 5'-deoxyadenosine + l-methionine + h(+)