HEADSC 1tuk SEQCRD A A ALA ALA 1 1 C C 0 SEQCRD A C CYS CYS 2 2 C C 0 SEQCRD A Q GLN GLN 3 3 H H 0 SEQCRD A A ALA ALA 4 4 H H 0 SEQCRD A S SER SER 5 5 H H 0 SEQCRD A Q GLN GLN 6 6 H H 0 SEQCRD A L LEU LEU 7 7 H H 0 SEQCRD A A ALA ALA 8 8 H H 0 SEQCRD A V VAL VAL 9 9 H H 0 SEQCRD A C CYS CYS 10 10 H H 0 SEQCRD A A ALA ALA 11 11 H H 0 SEQCRD A S SER SER 12 12 H H 0 SEQCRD A A ALA ALA 13 13 H H 0 SEQCRD A I ILE ILE 14 14 H H 0 SEQCRD A L LEU LEU 15 15 H H 0 SEQCRD A S SER SER 16 16 H H 0 SEQCRD A G GLY GLY 17 17 H H 0 SEQCRD A A ALA ALA 18 18 C C 0 SEQCRD A K LYS LYS 19 19 C C 0 SEQCRD A P PRO PRO 20 20 C C 0 SEQCRD A S SER SER 21 21 H H 0 SEQCRD A G GLY GLY 22 22 H H 0 SEQCRD A E GLU GLU 23 23 H H 0 SEQCRD A C CYS CYS 24 24 H H 0 SEQCRD A C CYS CYS 25 25 H H 0 SEQCRD A G GLY GLY 26 26 H H 0 SEQCRD A N ASN ASN 27 27 H H 0 SEQCRD A L LEU LEU 28 28 H H 0 SEQCRD A R ARG ARG 29 29 H H 0 SEQCRD A A ALA ALA 30 30 H H 0 SEQCRD A Q GLN GLN 31 31 H H 0 SEQCRD A Q GLN GLN 32 32 H H 0 SEQCRD A G GLY GLY 33 33 C C 0 SEQCRD A C CYS CYS 34 34 H H 0 SEQCRD A F PHE PHE 35 35 H H 0 SEQCRD A C CYS CYS 36 36 H H 0 SEQCRD A Q GLN GLN 37 37 H H 0 SEQCRD A Y TYR TYR 38 38 H H 0 SEQCRD A A ALA ALA 39 39 H H 0 SEQCRD A K LYS LYS 40 40 C C 0 SEQCRD A D ASP ASP 41 41 C C 0 SEQCRD A P PRO PRO 42 42 C C 0 SEQCRD A T THR THR 43 43 C C 0 SEQCRD A Y TYR TYR 44 44 H H 0 SEQCRD A G GLY GLY 45 45 H H 0 SEQCRD A Q GLN GLN 46 46 H H 0 SEQCRD A Y TYR TYR 47 47 H H 0 SEQCRD A I ILE ILE 48 48 H H 0 SEQCRD A R ARG ARG 49 49 H H 0 SEQCRD A S SER SER 50 50 H H 0 SEQCRD A P PRO PRO 51 51 H H 0 SEQCRD A H HIS HIS 52 52 H H 0 SEQCRD A A ALA ALA 53 53 H H 0 SEQCRD A R ARG ARG 54 54 H H 0 SEQCRD A D ASP ASP 55 55 H H 0 SEQCRD A T THR THR 56 56 H H 0 SEQCRD A L LEU LEU 57 57 H H 0 SEQCRD A T THR THR 58 58 H H 0 SEQCRD A S SER SER 59 59 H H 0 SEQCRD A C CYS CYS 60 60 H H 0 SEQCRD A G GLY GLY 61 61 C C 0 SEQCRD A L LEU LEU 62 62 C C 0 SEQCRD A A ALA ALA 63 63 C C 0 SEQCRD A V VAL VAL 64 64 C C 0 SEQCRD A P PRO PRO 65 65 C C 0 SEQCRD A H HIS HIS 66 66 C C 0 SEQCRD A C CYS CYS 67 67 C C 0 PARAME method XRAY PARAME resolution 1.12 PARAME R-factor 0.138 PARAME FreeR-factor 0.162