Protegrin-1 Quick inquiry Where to buy Suppliers range Protegrin-1 is an antimicrobial peptide found in Sus scrofa (Pig), and has antibacterial activity against gram-negative bacteria Escherichia coli (MIC=64 μg/ml) and gram-positive bacteria Staphylococcus aureus (MIC=64 μg/ml), Staphylococcus epidermidis (MIC=2 μg/ml), and has antiviral activity. Synonyms: PG-1; H-Arg-Gly-Gly-Arg-Leu-Cys(1)-Tyr-Cys(2)-Arg-Arg-Arg-Phe-Cys(2)-Val-Cys(1)-Val-Gly-Arg-NH2; L-arginyl-glycyl-glycyl-L-arginyl-L-leucyl-L-cysteinyl-L-tyrosyl-L-cysteinyl-L-arginyl-L-arginyl-L-arginyl-L-phenylalanyl-L-cysteinyl-L-valyl-L-cysteinyl-L-valyl-glycyl-L-argininamide (6->15),(8->13)-bis(disulfide); L-Arginylglycylglycyl-L-arginyl-N-[(1R, 4S, 7R, 12R, 15S, 18R, 21S, 24S, 27S, 30S)-12-({(2S)-1-[(2-{[(2S)-1-amino-5-carbamimidamido-1-oxo-2-pentanyl]amino}-2-oxoethyl)amino]-3-methyl-1-oxo-2-butanyl}carbamoyl)-21-benzyl-24, 27, 30-tris(3-carbamimidamidopropyl)-4-(4-hydroxybenzyl)-15-isopropyl-3, 6, 14, 17, 20, 23, 26, 29, 32-nonaoxo-9, 10, 34, 35-tetrathia-2, 5, 13, 16, 19, 22, 25, 28, 31-nonaazabicyclo[16.14.4]hexatriacont-7-yl]-L-leucinamide; NPG1; Neutrophil peptide 1. Grades: >85%. Molecular formula: C88H147N37O19S4. Mole weight: 2155.62.