six pepsinogen isozymogens , including five forms of pepsinogen a ( pga ) and an apparently single form of pepsinogen c ( pgc ) , were isolated simultaneously from the purified total pepsinogen fraction of human gastric mucosa by fast protein liquid chromatography on a mono q column , and their nh2-terminal amino acid sequences and some other properties were compared .
C0077923
pepsinogen a
C0030913
pepsinogen