LIU, T Y Chemical properties of streptococcal proteinase and its zymogen. [electronic resource] - The Journal of biological chemistry Jan 1963 - 251-6 p. digital Publication Type: Journal Article ISSN: 0021-9258 Subjects--Topical Terms: Cysteine EndopeptidasesEnzyme PrecursorsPeptide HydrolasesStreptococcus