HEADSC 1dfn SEQCRD A D ASP ASP 1 2 T T 0 SEQCRD A C CYS CYS 2 3 T T 0 SEQCRD A Y TYR TYR 3 4 T T 0 SEQCRD A C CYS CYS 4 5 T T 0 SEQCRD A R ARG ARG 5 6 T T 0 SEQCRD A I ILE ILE 6 7 T T 0 SEQCRD A P PRO PRO 7 8 T T 0 SEQCRD A A ALA ALA 8 9 T T 0 SEQCRD A C CYS CYS 9 10 T T 0 SEQCRD A I ILE ILE 10 11 T T 0 SEQCRD A A ALA ALA 11 12 T T 0 SEQCRD A G GLY GLY 12 13 T T 0 SEQCRD A E GLU GLU 13 14 T T 0 SEQCRD A R ARG ARG 14 15 T T 0 SEQCRD A R ARG ARG 15 16 T T 0 SEQCRD A Y TYR TYR 16 17 T T 0 SEQCRD A G GLY GLY 17 18 T T 0 SEQCRD A T THR THR 18 19 T T 0 SEQCRD A C CYS CYS 19 20 T T 0 SEQCRD A I ILE ILE 20 21 T T 0 SEQCRD A Y TYR TYR 21 22 T T 0 SEQCRD A Q GLN GLN 22 23 T T 0 SEQCRD A G GLY GLY 23 24 T T 0 SEQCRD A R ARG ARG 24 25 T T 0 SEQCRD A L LEU LEU 25 26 E E 0 SEQCRD A W TRP TRP 26 27 E E 0 SEQCRD A A ALA ALA 27 28 E E 0 SEQCRD A F PHE PHE 28 29 E E 0 SEQCRD A C CYS CYS 29 30 E E 0 SEQCRD A C CYS CYS 30 31 E E 0 SEQCRD B D ASP ASP 1 2 C C 0 SEQCRD B C CYS CYS 2 3 C C 0 SEQCRD B Y TYR TYR 3 4 E E 0 SEQCRD B C CYS CYS 4 5 E E 0 SEQCRD B R ARG ARG 5 6 E E 0 SEQCRD B I ILE ILE 6 7 C C 0 SEQCRD B P PRO PRO 7 8 C C 0 SEQCRD B A ALA ALA 8 9 C C 0 SEQCRD B C CYS CYS 9 10 C C 0 SEQCRD B I ILE ILE 10 11 C C 0 SEQCRD B A ALA ALA 11 12 C C 0 SEQCRD B G GLY GLY 12 13 C C 0 SEQCRD B E GLU GLU 13 14 C C 0 SEQCRD B R ARG ARG 14 15 E E 0 SEQCRD B R ARG ARG 15 16 E E 0 SEQCRD B Y TYR TYR 16 17 E E 0 SEQCRD B G GLY GLY 17 18 E E 0 SEQCRD B T THR THR 18 19 E E 0 SEQCRD B C CYS CYS 19 20 E E 0 SEQCRD B I ILE ILE 20 21 E E 0 SEQCRD B Y TYR TYR 21 22 E E 0 SEQCRD B Q GLN GLN 22 23 C C 0 SEQCRD B G GLY GLY 23 24 C C 0 SEQCRD B R ARG ARG 24 25 E E 0 SEQCRD B L LEU LEU 25 26 E E 0 SEQCRD B W TRP TRP 26 27 E E 0 SEQCRD B A ALA ALA 27 28 E E 0 SEQCRD B F PHE PHE 28 29 E E 0 SEQCRD B C CYS CYS 29 30 E E 0 SEQCRD B C CYS CYS 30 31 E E 0 PARAME method XRAY PARAME resolution 1.9 PARAME R-factor 0.19 PARAME FreeR-factor NA