title: Preferential inhibition of alpha-chymotrypsin by the D form of an amino acid derivative, N'-isobutyryl-N-benzyl-N-nitrosophenylalaninamide (ia)
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002918:Chymotrypsin / Q000037:antagonists & inhibitors*; D009602:Nitrosamines; D010649:Phenylalanine / Q000031:analogs & derivatives*
chemical_list: D009602:Nitrosamines; D010649:Phenylalanine; C014619:N'-isobutyryl-N-benzyl-N-nitrosophenylalaninamide; D002918:Chymotrypsin