Papain Inhibitor (trifluoroacetate salt)

Papain inhibitor is a synthetic peptide inhibitor of the cysteine protease papain (Ki = 113 µM).Formal Name: glycylglycyl-L-tyrosyl-L-arginine, trifluoroacetate salt. Synonyms: GGYR, Gly-Gly-Tyr-Arg. Molecular Formula: C19H29N7O6 . CF3COOH. Formula Weight: 565.5. Purity: >95%. Formulation: (Request formulation change), A crystalline solid. Solubility: DMF: 1 mg/ml, DMSO: 1 mg/ml, Ethanol: 10 mg/ml, PBS (pH 7.2): 10 mg/ml. lambdamax: 227 nm. SMILES: O=C([C@@H](NC(CNC(CN)=O)=O)CC1=CC=C(O)C=C1)N[C@@H](CCCNC(N)=N)C(O)=O.OC(C(F)(F)F)=O. InChi Code: InChI=1S/C19H29N7O6.C2HF3O2/c20-9-15(28)24-10-16(29)25-14(8-11-3-5-12(27)6-4-11)17(30)26-13(18(31)32)2-1-7-23-19(21)22,3-2(4,5)1(6)7/h3-6,13-14,27H,1-2,7-10,20H2,(H,24,28)(H,25,29)(H,26,30)(H,31,32)(H4,21,22,23),(H,6,7)/t13-,14-,/m0./s1. InChi Key: YTUDUYTVMLPSSO-IODNYQNNSA-N.