ID 6.3.2.48 DE L-arginine-specific L-amino acid ligase. CA an L-alpha-amino acid + ATP + L-arginine = ADP + H(+) + L-arginyl-L- CA alpha-amino acid + phosphate. CC -!- The enzyme shows strict substrate specificity toward L-arginine as CC the N-terminal amino acid of the product. CC -!- The second amino acid could be any standard protein-building amino CC acid except for L-proline. DR B5UAT8, RIZA_BACIU ; //