99273-04-8 Cks 17 Cks-17 Cks-17 peptide L-Leucine, L-leucyl-L-glutaminyl-L-asparaginyl-L-arginyl-L-arginylglycyl-L-leucyl-L-alpha-aspartyl-L-leucyl-L-leucyl-L-phenylalanyl-L-leucyl-L-lysyl-L-alpha-glutamylglycylglycyl-