HEADSC 2n6i SEQCRD A X NH2 NH2 1 9 C C 0 SEQCRD A Q GLN GLN 2 10 C C 0 SEQCRD A K LYS LYS 3 11 C C 0 SEQCRD A F PHE PHE 4 12 C C 0 SEQCRD A I ILE ILE 5 13 C C 0 SEQCRD A R ARG ARG 6 14 C C 0 SEQCRD A V VAL VAL 7 15 C C 0 SEQCRD A X 4FU 4FU 8 16 C C 0 SEQCRD A G GLY GLY 9 17 C C 0 SEQCRD A V VAL VAL 10 18 C C 0 SEQCRD A T THR THR 11 19 C C 0 SEQCRD A I ILE ILE 12 20 C C 0 SEQCRD A R ARG ARG 13 21 C C 0 SEQCRD A E GLU GLU 14 22 C C 0 SEQCRD A K LYS LYS 15 23 C C 0 SEQCRD A X NH2 NH2 16 24 C C 0 PARAME method NMR PARAME resolution NA PARAME R-factor NA PARAME FreeR-factor NA