RR-SRC| H-Arg-Arg-Leu-Ile-Glu-Asp-Ala-Glu-Tyr-Ala-Ala-Arg-Gly-OH

Glycine,L-arginyl-L-arginyl-L-leucyl-L-isoleucyl-L-a-glutamyl-L-a-aspartyl-L-alanyl-L-a-glutamyl-L-tyrosyl-L-alanyl-L-alanyl-L-arginyl-