preferred_name: N-terminal L-cysteinyl-[protein] + O2 => N-terminal S-hydroxy-S-oxy-L-cysteinyl-[protein] + H(+)
preferred_name_lc: n-terminal l-cysteinyl-[protein] + o2 => n-terminal s-hydroxy-s-oxy-l-cysteinyl-[protein] + h(+)
label: N-terminal L-cysteinyl-[protein] + O2 => N-terminal S-hydroxy-S-oxy-L-cysteinyl-[protein] + H(+)
label_lc: n-terminal l-cysteinyl-[protein] + o2 => n-terminal s-hydroxy-s-oxy-l-cysteinyl-[protein] + h(+)