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US 4,257,939 AGranted
Peptide derivative
AssigneeAjinomoto Co., Inc.
InventorShumpei Sakakibara
Life of this patent
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Abstract
A peptide derivative useful as substrates for determining enzymatic activities have the following formula ##STR1## wherein R.sub.1 is a group selected from the group consisting of seryl, phenylalanyl-seryl, threonyl and leucyl-threonyl groups, and R.sub.2 is ##STR2##
Claims6
A peptide derivative having the formula ##STR5## wherein R.sub.1 is a group selected from the group consisting of seryl, phenylalanyl-seryl, threonyl and leucyl-threonyl groups, and R.sub.2 is ##STR6##
Dependencies are inferred from the claim text.