title: ON THE HETEROGENEITY OF THREE-TIMES-CRYSTALLIZED ALPHA-CHYMOTRYPSIN.
mesh_terms: D002021:Buffers; D002118:Calcium; D055598:Chemical Phenomena; D002621:Chemistry; D002918:Chymotrypsin; D003460:Crystallization; D004586:Electrophoresis; D012106:Research
chemical_list: D002021:Buffers; D002918:Chymotrypsin; C117608:alpha-chymotrypsin; D002118:Calcium
keywords: BUFFERS; CALCIUM; CHEMISTRY; CHYMOTRYPSIN; CRYSTALLIZATION; ELECTROPHORESIS; EXPERIMENTAL LAB STUDY