four pepsinogens ( 1 , 2 , 3 and 4 ) ( zymogens of pepsin a , ec 3.4.23.1 , or pepsin c , ec 3.4.23.3 ) were purified from the fundic mucosa of rat stomach to homogeneous states as judged by sodium dodecyl sulfate/polyacrylamide gel electrophoresis and a unique pepsin was purified from pepsinogen 1 .
C0030913
pepsinogens
C0077923
pepsinogen 1