limited proteolysis of porcine plasma fibronectin by the 56 kda proteinase ( 56k proteinase ) ( ec 3.4.24.4 ) from serratia marcescens released six polypeptides : a 27 kda peptide , the heparin-binding domain which comprises the nh2-terminal end ;
C0597304
proteolysis
C0030946
proteinase