HEADSC 2msq SEQCRD A S SER SER 1 1 C C 0 SEQCRD A C CYS CYS 2 2 C C 0 SEQCRD A G GLY GLY 3 3 C C 0 SEQCRD A G GLY GLY 4 4 C C 0 SEQCRD A S SER SER 5 5 C C 0 SEQCRD A C CYS CYS 6 6 C C 0 SEQCRD A F PHE PHE 7 7 C C 0 SEQCRD A G GLY GLY 8 8 C C 0 SEQCRD A G GLY GLY 9 9 C C 0 SEQCRD A C CYS CYS 10 10 C C 0 SEQCRD A W TRP TRP 11 11 C C 0 SEQCRD A X HYP HYP 12 12 C C 0 SEQCRD A G GLY GLY 13 13 C C 0 SEQCRD A C CYS CYS 14 14 C C 0 SEQCRD A S SER SER 15 15 C C 0 SEQCRD A C CYS CYS 16 16 E E 0 SEQCRD A Y TYR TYR 17 17 E E 0 SEQCRD A A ALA ALA 18 18 C C 0 SEQCRD A R ARG ARG 19 19 C C 0 SEQCRD A T THR THR 20 20 E E 0 SEQCRD A C CYS CYS 21 21 E E 0 SEQCRD A F PHE PHE 22 22 C C 0 SEQCRD A R ARG ARG 23 23 C C 0 SEQCRD A D ASP ASP 24 24 C C 0 SEQCRD A G GLY GLY 25 25 C C 0 SEQCRD A L LEU LEU 26 26 C C 0 SEQCRD A P PRO PRO 27 27 C C 0 PARAME method NMR PARAME resolution NA PARAME R-factor NA PARAME FreeR-factor NA