HEADSC 1sn4 SEQCRD A V VAL VAL 1 1 C C 0 SEQCRD A R ARG ARG 2 2 E E 0 SEQCRD A D ASP ASP 3 3 E E 0 SEQCRD A A ALA ALA 4 4 E E 0 SEQCRD A Y TYR TYR 5 5 E E 0 SEQCRD A I ILE ILE 6 6 C C 0 SEQCRD A A ALA ALA 7 7 C C 0 SEQCRD A K LYS LYS 8 8 C C 0 SEQCRD A P PRO PRO 9 9 C C 0 SEQCRD A E GLU GLU 10 10 C C 0 SEQCRD A N ASN ASN 11 11 C C 0 SEQCRD A C CYS CYS 12 12 C C 0 SEQCRD A V VAL VAL 13 13 C C 0 SEQCRD A Y TYR TYR 14 14 C C 0 SEQCRD A H HIS HIS 15 15 C C 0 SEQCRD A C CYS CYS 16 16 C C 0 SEQCRD A A ALA ALA 17 17 C C 0 SEQCRD A G GLY GLY 18 18 H H 0 SEQCRD A N ASN ASN 19 19 H H 0 SEQCRD A E GLU GLU 20 20 H H 0 SEQCRD A G GLY GLY 21 21 H H 0 SEQCRD A C CYS CYS 22 22 H H 0 SEQCRD A N ASN ASN 23 23 H H 0 SEQCRD A K LYS LYS 24 24 H H 0 SEQCRD A L LEU LEU 25 25 H H 0 SEQCRD A C CYS CYS 26 26 H H 0 SEQCRD A T THR THR 27 27 H H 0 SEQCRD A D ASP ASP 28 28 H H 0 SEQCRD A N ASN ASN 29 29 H H 0 SEQCRD A G GLY GLY 30 30 C C 0 SEQCRD A A ALA ALA 31 31 C C 0 SEQCRD A E GLU GLU 32 32 C C 0 SEQCRD A S SER SER 33 33 E E 0 SEQCRD A G GLY GLY 34 34 E E 0 SEQCRD A Y TYR TYR 35 35 E E 0 SEQCRD A C CYS CYS 36 36 E E 0 SEQCRD A Q GLN GLN 37 37 E E 0 SEQCRD A W TRP TRP 38 38 E E 0 SEQCRD A G GLY GLY 39 39 E E 0 SEQCRD A G GLY GLY 40 40 C C 0 SEQCRD A R ARG ARG 41 41 C C 0 SEQCRD A Y TYR TYR 42 42 C C 0 SEQCRD A G GLY GLY 43 43 E E 0 SEQCRD A N ASN ASN 44 44 E E 0 SEQCRD A A ALA ALA 45 45 E E 0 SEQCRD A C CYS CYS 46 46 E E 0 SEQCRD A W TRP TRP 47 47 E E 0 SEQCRD A C CYS CYS 48 48 E E 0 SEQCRD A I ILE ILE 49 49 E E 0 SEQCRD A K LYS LYS 50 50 E E 0 SEQCRD A L LEU LEU 51 51 E E 0 SEQCRD A P PRO PRO 52 52 C C 0 SEQCRD A D ASP ASP 53 53 C C 0 SEQCRD A D ASP ASP 54 54 C C 0 SEQCRD A V VAL VAL 55 55 C C 0 SEQCRD A P PRO PRO 56 56 C C 0 SEQCRD A I ILE ILE 57 57 C C 0 SEQCRD A R ARG ARG 58 58 C C 0 SEQCRD A V VAL VAL 59 59 C C 0 SEQCRD A P PRO PRO 60 60 C C 0 SEQCRD A G GLY GLY 61 61 C C 0 SEQCRD A K LYS LYS 62 62 C C 0 SEQCRD A C CYS CYS 63 63 C C 0 SEQCRD A H HIS HIS 64 64 C C 0 PARAME method XRAY PARAME resolution 1.3 PARAME R-factor 0.166 PARAME FreeR-factor 0.192