Removed in mature form; by autocatalysis
Cysteine sulfenic acid (-SOH) intermediate
Interchain (with Cys-213); in linked form
Interchain (with Cys-50); in linked form
Proton acceptor; for processing activity
Schiff-base intermediate with substrate; via pyruvic acid
Cysteine sulfenic acid (-SOH) intermediate; for peroxidase activity
Schiff-base intermediate with acetaldehyde
O-(3'-phospho-DNA)-tyrosine intermediate