Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2xch_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLN 1.A NE2 PRO 2.A O no hydrogen 3.427 N/A LYS 4.A NZ THR 76.A O no hydrogen 3.298 N/A LYS 5.A NZ GLU 29.A OE2 no hydrogen 2.834 N/A ARG 6.A N ASP 9.A OD2 no hydrogen 2.762 N/A ARG 6.A NE GLU 8.A OE1 no hydrogen 3.141 N/A ASP 9.A N ARG 6.A O no hydrogen 2.946 N/A PHE 10.A N PRO 7.A O no hydrogen 3.115 N/A LYS 11.A N ARG 28.A O no hydrogen 2.754 N/A GLY 13.A N LEU 26.A O no hydrogen 2.600 N/A LEU 16.A N VAL 24.A O no hydrogen 2.689 N/A GLY 17.A N VAL 24.A O no hydrogen 3.204 N/A GLY 19.A N SER 22.A O no hydrogen 2.679 N/A THR 23.A N ILE 40.A O no hydrogen 2.951 N/A VAL 24.A N GLY 17.A O no hydrogen 2.799 N/A VAL 25.A N ILE 38.A O no hydrogen 2.928 N/A LEU 26.A N LYS 14.A O no hydrogen 2.787 N/A ALA 27.A N TYR 36.A O no hydrogen 2.912 N/A ARG 28.A N LYS 11.A O no hydrogen 2.848 N/A ARG 28.A NH1 SER 33.A O no hydrogen 2.856 N/A GLU 29.A N ARG 34.A O no hydrogen 2.862 N/A LEU 30.A N ASP 9.A O no hydrogen 2.858 N/A THR 32.A N GLU 29.A O no hydrogen 3.397 N/A THR 32.A OG1 GLU 29.A OE1 no hydrogen 2.626 N/A SER 33.A N GLU 29.A O no hydrogen 2.762 N/A ARG 34.A N THR 32.A OG1 no hydrogen 3.050 N/A TYR 36.A N ALA 27.A O no hydrogen 2.884 N/A ALA 37.A N LEU 87.A O no hydrogen 2.942 N/A ILE 38.A N VAL 25.A O no hydrogen 2.798 N/A LYS 39.A N PHE 85.A O no hydrogen 2.944 N/A LYS 39.A NZ GLU 58.A OE2 no hydrogen 2.571 N/A ILE 40.A N THR 23.A O no hydrogen 2.657 N/A LEU 41.A N LEU 83.A O no hydrogen 2.826 N/A LYS 43.A N GLU 81.A O no hydrogen 2.883 N/A LYS 43.A NZ GLN 78.A OE1 no hydrogen 2.802 N/A LYS 43.A NZ ASP 79.A O no hydrogen 2.609 N/A LYS 43.A NZ ASP 80.A O no hydrogen 3.459 N/A HIS 45.A NE2 SER 20.A O no hydrogen 2.994 N/A ILE 46.A N GLU 42.A O no hydrogen 3.096 N/A ILE 47.A N LYS 43.A O no hydrogen 2.924 N/A LYS 48.A N ARG 44.A O no hydrogen 2.823 N/A GLU 49.A N HIS 45.A O no hydrogen 2.976 N/A ASN 50.A N ILE 47.A O no hydrogen 3.050 N/A LYS 51.A N ILE 46.A O no hydrogen 2.886 N/A VAL 55.A N LYS 51.A O no hydrogen 2.920 N/A THR 56.A N VAL 52.A O no hydrogen 2.892 N/A THR 56.A OG1 VAL 52.A O no hydrogen 2.668 N/A ARG 57.A N PRO 53.A O no hydrogen 2.867 N/A ARG 57.A NH1 ALA 155.A O no hydrogen 2.824 N/A GLU 58.A N TYR 54.A O no hydrogen 2.843 N/A ARG 59.A N VAL 55.A O no hydrogen 3.034 N/A ASP 60.A N THR 56.A O no hydrogen 2.983 N/A VAL 61.A N ARG 57.A O no hydrogen 2.830 N/A MET 62.A N GLU 58.A O no hydrogen 3.057 N/A SER 63.A N ARG 59.A O no hydrogen 2.974 N/A SER 63.A OG ARG 59.A O no hydrogen 3.549 N/A SER 63.A OG ASP 60.A O no hydrogen 2.707 N/A ARG 64.A N VAL 61.A O no hydrogen 2.772 N/A LEU 65.A N MET 62.A O no hydrogen 3.220 N/A ASP 66.A N TYR 123.A OH no hydrogen 2.902 N/A PHE 69.A N HIS 67.A ND1 no hydrogen 2.958 N/A PHE 70.A N HIS 67.A O no hydrogen 3.094 N/A VAL 71.A N ILE 149.A O no hydrogen 2.948 N/A LYS 72.A N SER 88.A OG no hydrogen 2.890 N/A TYR 74.A N GLY 86.A O no hydrogen 2.714 N/A PHE 77.A N TYR 84.A O no hydrogen 2.982 N/A ASP 79.A N LYS 82.A O no hydrogen 2.981 N/A GLU 81.A N ASP 79.A OD1 no hydrogen 2.992 N/A LYS 82.A N ASP 79.A OD1 no hydrogen 2.748 N/A LEU 83.A N LEU 41.A O no hydrogen 2.736 N/A TYR 84.A N PHE 77.A O no hydrogen 2.783 N/A TYR 84.A OH ASP 79.A OD2 no hydrogen 2.692 N/A PHE 85.A N LYS 39.A O no hydrogen 2.878 N/A GLY 86.A N PHE 75.A O no hydrogen 2.740 N/A LEU 87.A N ALA 37.A O no hydrogen 2.831 N/A SER 88.A N LYS 72.A O no hydrogen 3.025 N/A LYS 91.A NZ ASN 92.A OD1 no hydrogen 2.833 N/A ASN 92.A N LEU 141.A O no hydrogen 2.920 N/A ASN 92.A ND2 ASN 142.A O no hydrogen 2.896 N/A ASN 92.A ND2 GLU 143.A O no hydrogen 3.654 N/A GLY 93.A N ALA 90.A O no hydrogen 3.442 N/A LEU 95.A N ILE 139.A O no hydrogen 2.898 N/A LEU 96.A N PRO 136.A O no hydrogen 3.372 N/A LYS 97.A N GLU 94.A O no hydrogen 3.026 N/A LYS 97.A NZ ASN 92.A O no hydrogen 2.775 N/A ILE 99.A N LEU 95.A O no hydrogen 3.092 N/A ARG 100.A N LEU 96.A O no hydrogen 3.032 N/A LYS 101.A N LYS 97.A O no hydrogen 2.914 N/A ILE 102.A N TYR 98.A O no hydrogen 3.022 N/A PHE 105.A N LEU 194.A O no hydrogen 2.795 N/A CYS 109.A N ASP 106.A OD1 no hydrogen 2.842 N/A CYS 109.A SG ASP 106.A OD1 no hydrogen 3.334 N/A CYS 109.A SG LYS 276.A O no hydrogen 3.298 N/A THR 110.A N ASP 106.A O no hydrogen 2.882 N/A THR 110.A OG1 PHE 105.A O no hydrogen 3.413 N/A THR 110.A OG1 ASP 106.A O no hydrogen 2.855 N/A ARG 111.A N GLU 107.A O no hydrogen 2.855 N/A PHE 112.A N THR 108.A O no hydrogen 2.999 N/A TYR 113.A N CYS 109.A O no hydrogen 3.080 N/A TYR 113.A OH MET 145.A O no hydrogen 2.446 N/A THR 114.A N THR 110.A O no hydrogen 2.872 N/A THR 114.A OG1 THR 110.A O no hydrogen 2.870 N/A ALA 115.A N ARG 111.A O no hydrogen 2.825 N/A GLU 116.A N PHE 112.A O no hydrogen 2.985 N/A ILE 117.A N TYR 113.A O no hydrogen 3.060 N/A VAL 118.A N THR 114.A O no hydrogen 2.859 N/A SER 119.A N ALA 115.A O no hydrogen 2.890 N/A ALA 120.A N GLU 116.A O no hydrogen 2.915 N/A LEU 121.A N ILE 117.A O no hydrogen 2.869 N/A GLU 122.A N VAL 118.A O no hydrogen 2.845 N/A TYR 123.A N SER 119.A O no hydrogen 3.152 N/A LEU 124.A N ALA 120.A O no hydrogen 2.909 N/A HIS 125.A N LEU 121.A O no hydrogen 2.755 N/A HIS 125.A NE2 ASP 183.A OD2 no hydrogen 2.791 N/A GLY 126.A N GLU 122.A O no hydrogen 2.950 N/A LYS 127.A N TYR 123.A O no hydrogen 3.310 N/A LYS 127.A N LEU 124.A O no hydrogen 3.011 N/A GLY 128.A N HIS 125.A O no hydrogen 2.903 N/A ILE 129.A N LEU 124.A O no hydrogen 3.252 N/A ILE 130.A N LYS 156.A O no hydrogen 2.893 N/A HIS 131.A N ASP 183.A OD2 no hydrogen 2.815 N/A HIS 131.A NE2 THR 150.A O no hydrogen 2.883 N/A ARG 132.A N ASP 183.A OD1 no hydrogen 2.906 N/A ARG 132.A NE THR 154.A O no hydrogen 2.745 N/A ARG 132.A NH2 THR 154.A O no hydrogen 2.995 N/A ARG 132.A NH2 ALA 155.A O no hydrogen 3.465 N/A ASP 133.A N HIS 131.A ND1 no hydrogen 3.091 N/A LYS 135.A NZ THR 164.A OG1 no hydrogen 2.648 N/A GLU 137.A N GLU 137.A OE1 no hydrogen 2.663 N/A ASN 138.A N LYS 135.A O no hydrogen 2.973 N/A LEU 140.A N GLN 148.A O no hydrogen 2.874 N/A LEU 141.A N GLY 93.A O no hydrogen 2.802 N/A ASN 142.A N HIS 146.A O no hydrogen 2.929 N/A MET 145.A N ASN 142.A O no hydrogen 2.898 N/A HIS 146.A N ASN 142.A OD1 no hydrogen 2.986 N/A HIS 146.A ND1 GLU 116.A OE2 no hydrogen 2.522 N/A ILE 147.A N GLU 116.A OE1 no hydrogen 3.048 N/A GLN 148.A N LEU 140.A O no hydrogen 2.814 N/A ILE 149.A N PHE 69.A O no hydrogen 2.822 N/A THR 150.A N ASN 138.A O no hydrogen 2.890 N/A THR 150.A OG1 ASN 138.A O no hydrogen 3.135 N/A ALA 155.A N PHE 152.A O no hydrogen 3.143 N/A LYS 156.A N ILE 130.A O no hydrogen 2.941 N/A LEU 158.A N GLY 128.A O no hydrogen 2.814 N/A THR 164.A N ASP 133.A OD1 no hydrogen 2.942 N/A THR 164.A OG1 ASP 133.A OD1 no hydrogen 2.726 N/A THR 164.A OG1 ASP 133.A OD2 no hydrogen 3.489 N/A GLN 166.A NE2 PHE 201.A O no hydrogen 3.411 N/A TYR 167.A N THR 164.A O no hydrogen 2.893 N/A TYR 167.A OH GLN 193.A OE1 no hydrogen 2.517 N/A VAL 168.A N ALA 165.A O no hydrogen 3.209 N/A GLU 171.A N GLU 171.A OE1 no hydrogen 2.766 N/A LEU 172.A N SER 169.A O no hydrogen 3.151 N/A LEU 173.A N PRO 170.A O no hydrogen 3.040 N/A THR 174.A OG1 PRO 170.A O no hydrogen 2.925 N/A GLU 175.A N GLU 171.A O no hydrogen 2.833 N/A CYS 179.A N SER 182.A OG no hydrogen 2.976 N/A LYS 180.A NZ HIS 125.A O no hydrogen 3.094 N/A LYS 180.A NZ GLU 247.A OE2 no hydrogen 2.752 N/A SER 181.A OG ALA 240.A O no hydrogen 2.475 N/A SER 182.A N CYS 179.A O no hydrogen 2.992 N/A SER 182.A OG GLU 171.A OE2 no hydrogen 3.508 N/A SER 182.A OG CYS 179.A O no hydrogen 2.860 N/A LEU 184.A N LYS 180.A O no hydrogen 3.337 N/A TRP 185.A N SER 181.A O no hydrogen 2.975 N/A ALA 186.A N SER 182.A O no hydrogen 3.187 N/A LEU 187.A N ASP 183.A O no hydrogen 2.892 N/A GLY 188.A N LEU 184.A O no hydrogen 3.027 N/A CYS 189.A N TRP 185.A O no hydrogen 3.074 N/A CYS 189.A SG GLN 166.A O no hydrogen 3.907 N/A CYS 189.A SG TRP 185.A O no hydrogen 3.593 N/A ILE 190.A N ALA 186.A O no hydrogen 2.929 N/A ILE 191.A N LEU 187.A O no hydrogen 2.914 N/A TYR 192.A N GLY 188.A O no hydrogen 3.059 N/A TYR 192.A OH ASP 219.A O no hydrogen 2.448 N/A GLN 193.A N CYS 189.A O no hydrogen 2.990 N/A LEU 194.A N ILE 190.A O no hydrogen 2.898 N/A VAL 195.A N ILE 191.A O no hydrogen 3.155 N/A ALA 196.A N TYR 192.A O no hydrogen 2.702 N/A GLY 197.A N GLN 193.A O no hydrogen 2.751 N/A ARG 202.A NH1 PRO 199.A O no hydrogen 2.778 N/A LEU 208.A N ASN 205.A OD1 no hydrogen 2.869 N/A ILE 209.A N ASN 205.A O no hydrogen 3.143 N/A PHE 210.A N GLU 206.A O no hydrogen 2.900 N/A GLN 211.A N TYR 207.A O no hydrogen 2.970 N/A LYS 212.A N LEU 208.A O no hydrogen 3.187 N/A LYS 212.A NZ ARG 202.A O no hydrogen 2.677 N/A ILE 213.A N ILE 209.A O no hydrogen 2.941 N/A ILE 214.A N PHE 210.A O no hydrogen 3.099 N/A LEU 216.A N ILE 213.A O no hydrogen 3.088 N/A GLU 217.A N LYS 212.A O no hydrogen 2.835 N/A PHE 224.A N PRO 221.A O no hydrogen 3.340 N/A ARG 229.A N PHE 225.A O no hydrogen 2.808 N/A ARG 229.A NE GLU 233.A OE2 no hydrogen 2.896 N/A ARG 229.A NH2 GLU 233.A OE2 no hydrogen 3.412 N/A ASP 230.A N PRO 226.A O no hydrogen 3.005 N/A LEU 231.A N LYS 227.A O no hydrogen 3.043 N/A VAL 232.A N ALA 228.A O no hydrogen 2.892 N/A GLU 233.A N ARG 229.A O no hydrogen 2.923 N/A LYS 234.A N ASP 230.A O no hydrogen 3.134 N/A LYS 234.A NZ ASP 230.A OD1 no hydrogen 2.867 N/A LYS 234.A NZ ASP 230.A OD2 no hydrogen 3.557 N/A LEU 235.A N VAL 232.A O no hydrogen 2.965 N/A LEU 236.A N VAL 232.A O no hydrogen 2.766 N/A VAL 237.A N LEU 235.A O no hydrogen 2.940 N/A THR 241.A N ASP 239.A OD1 no hydrogen 2.958 N/A THR 241.A OG1 ASP 239.A OD1 no hydrogen 2.853 N/A THR 241.A OG1 ASP 239.A OD2 no hydrogen 3.363 N/A LYS 242.A N ASP 239.A O no hydrogen 3.017 N/A ARG 243.A NE VAL 237.A O no hydrogen 2.725 N/A ARG 243.A NH1 GLU 171.A OE1 no hydrogen 3.267 N/A ARG 243.A NH1 GLU 171.A OE2 no hydrogen 2.795 N/A ARG 243.A NH1 SER 181.A O no hydrogen 2.980 N/A ARG 243.A NH2 GLU 171.A OE1 no hydrogen 2.627 N/A ARG 243.A NH2 VAL 237.A O no hydrogen 3.046 N/A LEU 244.A N LYS 234.A O no hydrogen 3.045 N/A CYS 246.A N ARG 243.A O no hydrogen 3.127 N/A CYS 246.A SG ALA 240.A O no hydrogen 3.745 N/A CYS 246.A SG THR 241.A O no hydrogen 3.480 N/A CYS 246.A SG ARG 243.A O no hydrogen 3.131 N/A CYS 246.A SG GLU 248.A OE1 no hydrogen 3.386 N/A GLU 248.A N GLU 248.A OE1 no hydrogen 2.866 N/A MET 249.A N CYS 246.A O no hydrogen 2.977 N/A GLU 250.A N GLU 247.A O no hydrogen 2.889 N/A GLY 251.A N CYS 246.A O no hydrogen 2.863 N/A TYR 252.A OH HIS 125.A ND1 no hydrogen 2.618 N/A LYS 256.A N TYR 252.A O no hydrogen 2.808 N/A LYS 256.A NZ GLU 122.A OE1 no hydrogen 2.814 N/A ALA 257.A N GLY 253.A O no hydrogen 2.927 N/A HIS 258.A N LEU 255.A O no hydrogen 3.098 N/A HIS 258.A NE2 ASP 230.A OD1 no hydrogen 2.707 N/A PHE 260.A N HIS 258.A ND1 no hydrogen 2.977 N/A PHE 261.A N HIS 258.A O no hydrogen 2.905 N/A GLU 262.A N PRO 259.A O no hydrogen 3.063 N/A VAL 264.A N PHE 261.A O no hydrogen 2.937 N/A GLN 271.A N ASN 268.A O no hydrogen 3.020 N/A GLN 272.A N LEU 269.A O no hydrogen 3.112 N/A GLN 272.A NE2 THR 265.A O no hydrogen 2.912 N/A GLN 272.A NE2 ASN 268.A OD1 no hydrogen 2.941 N/A