A novel class of peptide .alpha.-ketoamides useful for selectively inhibiting serine proteases, selectively inhibiting cysteine proteases, generally inhibiting all serine proteases, and generally inhibiting all cysteine proteases, having the formula M.sub.1 -AA-NH--CHR.sub.2 --CO--CO--NR.sub.3 R.sub.4, M.sub.1 -AA.sub.2 -AA.sub.1 -CO--NR.sub.3 R.sub.4, M.sub.1 -AA-AA-AA-CO--NR.sub.3 R.sub.4, M.sub.1 -AA-AA-AA-AA-CO--NR.sub.3 R.sub.4, or M.sub.1 -AA-CO--NR.sub.3 R.sub.4.
一种新型肽类.alpha.-酮酰胺,用于选择性抑制
丝氨酸蛋白酶,选择性抑制半胱
氨酸
蛋白酶,通常抑制所有
丝氨酸蛋白酶和通常抑制所有半胱
氨酸
蛋白酶,其
化学式为M.sub.1 -
AA-NH--CHR.sub.2 --CO--CO--NR.sub.3 R.sub.4,M.sub.1 -
AA.sub.2 -
AA.sub.1 -CO--NR.sub.3 R.sub.4,M.sub.1 -
AA-
AA-
AA-CO--NR.sub.3 R.sub.4,M.sub.1 -
AA-
AA-
AA-
AA-CO--NR.sub.3 R.sub.4或M.sub.1 -
AA-CO--NR.sub.3 R.sub.4。