2-L-Argininemyroridin KA 97984-85-5 Arg-arg(OH)-orn-thr-orn-lys-tyr Arg-arg-orn-thr-orn-lys-tyr Arginyl-arginyl-ornithyl-threonyl-ornithyl-lysyl-tyrosine K 582 A K-582 A Myroridin KA, 2-L-arginine-