title: The crystallography of calf rennin (chymosin).
mesh_terms: D000818:Animals; D002417:Cattle; D002852:Chromatography, Ion Exchange; D012085:Chymosin / Q000032:analysis; D003460:Crystallization; D006863:Hydrogen-Ion Concentration; D008722:Methods; D055095:Optics and Photonics; D014961:X-Ray Diffraction
chemical_list: D012085:Chymosin