HEADSC 1a1p SEQCRD A I ILE ILE 1 1 T T 0 SEQCRD A C CYS CYS 2 2 T T 0 SEQCRD A V VAL VAL 3 3 T T 0 SEQCRD A V VAL VAL 4 4 T T 0 SEQCRD A Q GLN GLN 5 5 T T 0 SEQCRD A D ASP ASP 6 6 T T 0 SEQCRD A W TRP TRP 7 7 T T 0 SEQCRD A G GLY GLY 8 8 T T 0 SEQCRD A H HIS HIS 9 9 C C 0 SEQCRD A H HIS HIS 10 10 C C 0 SEQCRD A R ARG ARG 11 11 C C 0 SEQCRD A C CYS CYS 12 12 C C 0 SEQCRD A T THR THR 13 13 C C 0 SEQCRD A X NH2 NH2 14 14 C C 0 PARAME method NMR PARAME resolution NA PARAME R-factor NA PARAME FreeR-factor NA