15 A TRP 0.87 0.99 0.46 1.0 17 A HIS 0.73 0.60 0.56 1.0 50 A VAL 0.83 0.56 0.64 1.0 51 A PRO 0.83 0.47 0.73 1.0 52 A LEU 0.81 0.70 0.69 1.0 53 A GLY 0.88 0.41 0.76 1.0 55 A ALA 0.58 0.38 0.72 1.0 57 A ARG 0.56 0.51 0.80 1.0 58 A PRO 0.91 0.47 0.72 1.0 59 A SER 0.72 0.36 0.79 1.0 60 A HIS 0.44 0.60 0.76 1.0 61 A LEU 0.75 0.70 0.58 1.0 62 A LEU 0.52 0.70 0.71 1.0 63 A THR 0.69 0.33 0.70 1.0 68 A LEU 0.55 0.70 0.43 1.0