rfarkgalrqknv; protein kinase c fragment 19-31 amide; arg-phe-ala-arg-lys-gly-ala-leu-arg-gln-lys-asn-val-nh2; pkc inhibitor peptide; protein kinase c inhibitor peptide 19-31; h-arg-phe-ala-arg-lys-gly-ala-leu-arg-gln-lys-asn-val-oh; arg-phe-ala-arg-lys-gly-ala-leu-arg-gln-lys-asn-val