HEADSC 2r1q SEQCRD A A ALA ALA 1 2 C C 0 SEQCRD A G GLY GLY 2 3 C C 0 SEQCRD A F PHE PHE 3 4 H H 0 SEQCRD A C CYS CYS 4 5 H H 0 SEQCRD A E GLU GLU 5 6 H H 0 SEQCRD A V VAL VAL 6 7 H H 0 SEQCRD A C CYS CYS 7 8 H H 0 SEQCRD A K LYS LYS 8 9 H H 0 SEQCRD A K LYS LYS 9 10 H H 0 SEQCRD A L LEU LEU 10 11 H H 0 SEQCRD A V VAL VAL 11 12 H H 0 SEQCRD A G GLY GLY 12 13 H H 0 SEQCRD A Y TYR TYR 13 14 H H 0 SEQCRD A L LEU LEU 14 15 H H 0 SEQCRD A D ASP ASP 15 16 H H 0 SEQCRD A R ARG ARG 16 17 H H 0 SEQCRD A N ASN ASN 17 18 H H 0 SEQCRD A L LEU LEU 18 19 H H 0 SEQCRD A E GLU GLU 19 20 C C 0 SEQCRD A K LYS LYS 20 21 C C 0 SEQCRD A N ASN ASN 21 22 C C 0 SEQCRD A S SER SER 22 23 C C 0 SEQCRD A T THR THR 23 24 H H 0 SEQCRD A K LYS LYS 24 25 H H 0 SEQCRD A Q GLN GLN 25 26 H H 0 SEQCRD A E GLU GLU 26 27 H H 0 SEQCRD A I ILE ILE 27 28 H H 0 SEQCRD A L LEU LEU 28 29 H H 0 SEQCRD A A ALA ALA 29 30 H H 0 SEQCRD A A ALA ALA 30 31 H H 0 SEQCRD A L LEU LEU 31 32 H H 0 SEQCRD A E GLU GLU 32 33 H H 0 SEQCRD A K LYS LYS 33 34 H H 0 SEQCRD A G GLY GLY 34 35 H H 0 SEQCRD A C CYS CYS 35 36 H H 0 SEQCRD A S SER SER 36 37 H H 0 SEQCRD A F PHE PHE 37 38 H H 0 SEQCRD A L LEU LEU 38 39 H H 0 SEQCRD A P PRO PRO 39 40 H H 0 SEQCRD A D ASP ASP 40 41 H H 0 SEQCRD A P PRO PRO 41 42 H H 0 SEQCRD A Y TYR TYR 42 43 H H 0 SEQCRD A Q GLN GLN 43 44 H H 0 SEQCRD A K LYS LYS 44 45 H H 0 SEQCRD A Q GLN GLN 45 46 H H 0 SEQCRD A C CYS CYS 46 47 H H 0 SEQCRD A D ASP ASP 47 48 H H 0 SEQCRD A Q GLN GLN 48 49 H H 0 SEQCRD A F PHE PHE 49 50 H H 0 SEQCRD A V VAL VAL 50 51 H H 0 SEQCRD A A ALA ALA 51 52 H H 0 SEQCRD A E GLU GLU 52 53 H H 0 SEQCRD A X IYR IYR 53 54 H H 0 SEQCRD A E GLU GLU 54 55 H H 0 SEQCRD A P PRO PRO 55 56 H H 0 SEQCRD A V VAL VAL 56 57 H H 0 SEQCRD A L LEU LEU 57 58 H H 0 SEQCRD A I ILE ILE 58 59 H H 0 SEQCRD A E GLU GLU 59 60 H H 0 SEQCRD A I ILE ILE 60 61 H H 0 SEQCRD A L LEU LEU 61 62 H H 0 SEQCRD A V VAL VAL 62 63 H H 0 SEQCRD A E GLU GLU 63 64 C C 0 SEQCRD A V VAL VAL 64 65 C C 0 SEQCRD A M MET MET 65 66 C C 0 SEQCRD A D ASP ASP 66 67 H H 0 SEQCRD A P PRO PRO 67 68 H H 0 SEQCRD A S SER SER 68 69 H H 0 SEQCRD A F PHE PHE 69 70 H H 0 SEQCRD A V VAL VAL 70 71 H H 0 SEQCRD A C CYS CYS 71 72 H H 0 SEQCRD A L LEU LEU 72 73 H H 0 SEQCRD A K LYS LYS 73 74 H H 0 SEQCRD A I ILE ILE 74 75 H H 0 SEQCRD A G GLY GLY 75 76 C C 0 SEQCRD A A ALA ALA 76 77 C C 0 SEQCRD A C CYS CYS 77 78 C C 0 SEQCRD A P PRO PRO 78 79 C C 0 SEQCRD A S SER --- 79 - - - 0 SEQCRD A H HIS --- 80 - - - 0 SEQCRD A H HIS --- 81 - - - 0 SEQCRD A H HIS --- 82 - - - 0 SEQCRD A H HIS --- 83 - - - 0 SEQCRD A H HIS --- 84 - - - 0 SEQCRD A H HIS --- 85 - - - 0 PARAME method XRAY PARAME resolution 2.500 PARAME R-factor 0.250 PARAME FreeR-factor 0.278