Antibiotic NK 2

280138-31-0

(3S,6S,9S,12S,15S,18S,21S,24S,27S,30S,33S,36S,39S,42S,45R,48S,54S,57S,60S,63S)-63,67-Diamino-3-(((3S,4S,7S,10S,16S,19S)-23-amino-16-(4-aminobutyl)-19-carbamoyl-10-((R)-1-hydroxyethyl)-7-isobutyl-3-methyl-5,8,11,14,17-pentaoxo-6,9,12,15,18-pentaazatricosan-4-yl)carbamoyl)-6,39,42-tris(4-aminobutyl)-24-benzyl-12,36,60-tri((S)-sec-butyl)-15,18,30,54-tetrakis(3-guanidinopropyl)-27-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-21,57-diisobutyl-48-isopropyl-45-(mercaptomethyl)-33-(2-(methylthio)ethyl)-5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62-icosaoxo-4,7,10,13,16,19,22,25,28,31,34,37,40,43,46,49,52,55,58,61-icosaazaheptahexacontanoic acid; L-Lysinamide, L-lysyl-L-isoleucyl-L-leucyl-L-arginylglycyl-L-valyl-L-cysteinyl-L-lysyl-L-lysyl-L-isoleucyl-L-methionyl-L-arginyl-L-threonyl-L-phenylalanyl-L-leucyl-L-arginyl-L-arginyl-L-isoleucyl-L-seryl-L-lysyl-L-α-aspartyl-L-isoleucyl-L-leucyl-L-threonylglycyl-L-lysyl-;