Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2ahs_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): HIS 5.A N GLN 1.A O no hydrogen 3.235 N/A PHE 6.A N PHE 2.A O no hydrogen 2.852 N/A MET 7.A N GLU 3.A O no hydrogen 2.879 N/A LYS 8.A N GLY 4.A O no hydrogen 3.064 N/A LEU 9.A N HIS 5.A O no hydrogen 2.923 N/A GLN 10.A N PHE 6.A O no hydrogen 2.946 N/A ALA 11.A N MET 7.A O no hydrogen 3.056 N/A ASN 14.A N GLN 10.A O no hydrogen 3.029 N/A TYR 15.A N ALA 11.A O no hydrogen 3.314 N/A TYR 15.A N ASP 12.A O no hydrogen 3.131 N/A LEU 17.A N LEU 9.A O no hydrogen 3.081 N/A SER 18.A N ASN 14.A O no hydrogen 2.813 N/A SER 18.A OG ASN 14.A O no hydrogen 3.016 N/A SER 18.A OG GLU 264.A OE2 no hydrogen 2.552 N/A LYS 19.A N TYR 15.A O no hydrogen 3.047 N/A GLU 20.A N LEU 16.A O no hydrogen 2.968 N/A TYR 21.A N LEU 17.A O no hydrogen 2.951 N/A TYR 21.A OH VAL 261.A O no hydrogen 2.950 N/A GLU 22.A N SER 18.A O no hydrogen 2.866 N/A GLU 23.A N LYS 19.A O no hydrogen 3.068 N/A LEU 24.A N TYR 21.A O no hydrogen 3.210 N/A LYS 25.A N GLU 22.A O no hydrogen 3.100 N/A VAL 27.A N LEU 24.A O no hydrogen 3.325 N/A ARG 29.A N ASP 26.A O no hydrogen 3.120 N/A GLN 31.A N GLY 28.A O no hydrogen 3.280 N/A GLN 31.A NE2 GLY 28.A O no hydrogen 2.956 N/A GLN 31.A NE2 LEU 255.A O no hydrogen 2.862 N/A SER 32.A OG ASP 54.A OD2 no hydrogen 2.685 N/A CYS 33.A SG.A LEU 51.A O no hydrogen 3.931 N/A CYS 33.A SG.A PRO 52.A O no hydrogen 3.439 N/A ASP 34.A N ASP 54.A OD2 no hydrogen 3.004 N/A ILE 35.A N ASP 54.A OD1 no hydrogen 3.071 N/A LEU 37.A N CYS 33.A O no hydrogen 3.175 N/A LEU 37.A N ASP 34.A O no hydrogen 3.243 N/A LEU 38.A N ILE 35.A O no hydrogen 3.215 N/A GLU 40.A N GLU 40.A OE1 no hydrogen 2.808 N/A ASN 41.A N LEU 38.A O no hydrogen 2.901 N/A ASN 41.A ND2 ILE 35.A O no hydrogen 2.899 N/A ARG 42.A N PRO 39.A O no hydrogen 3.165 N/A LYS 44.A N ASN 41.A O no hydrogen 3.028 N/A LYS 44.A NZ ASN 41.A OD1 no hydrogen 2.788 N/A ASN 45.A ND2 ALA 36.A O no hydrogen 3.148 N/A ARG 46.A N GLN 90.A OE1 no hydrogen 2.866 N/A ARG 46.A NE GLY 91.A O no hydrogen 2.871 N/A ARG 46.A NH2 GLY 91.A O no hydrogen 3.073 N/A ARG 46.A NH2 PRO 92.A O no hydrogen 2.925 N/A TYR 47.A OH SER 219.A OG no hydrogen 2.661 N/A ILE 50.A N TYR 47.A O no hydrogen 3.307 N/A ASP 54.A N SER 32.A O no hydrogen 2.932 N/A THR 56.A N TYR 53.A O no hydrogen 3.158 N/A THR 56.A OG1 HIS 256.A O no hydrogen 2.681 N/A ARG 57.A NH1 ASP 70.A OD1 no hydrogen 3.155 N/A ARG 57.A NH2 ASP 70.A OD1 no hydrogen 3.528 N/A ARG 57.A NH2 ASP 70.A OD2 no hydrogen 3.104 N/A VAL 58.A N ALA 74.A O no hydrogen 2.900 N/A LEU 60.A N ASP 70.A O no hydrogen 2.747 N/A SER 61.A N GLU 106.A OE1 no hydrogen 3.093 N/A SER 61.A OG GLU 106.A OE2 no hydrogen 2.655 N/A ASN 62.A ND2 ASP 66.A O no hydrogen 3.498 N/A ASN 62.A ND2 PRO 67.A O no hydrogen 3.048 N/A ASN 62.A ND2 SER 69.A OG no hydrogen 3.356 N/A VAL 63.A N SER 69.A OG no hydrogen 2.865 N/A ASP 66.A N VAL 63.A O no hydrogen 3.080 N/A SER 69.A N ASP 66.A O no hydrogen 3.215 N/A SER 69.A OG VAL 63.A O no hydrogen 3.562 N/A SER 69.A OG ASP 66.A O no hydrogen 2.435 N/A TYR 71.A N CYS 68.A O no hydrogen 3.355 N/A TYR 71.A OH ASN 45.A OD1 no hydrogen 2.678 N/A ASN 73.A ND2 ASN 45.A OD1 no hydrogen 2.759 N/A ASN 73.A ND2 ILE 50.A O no hydrogen 2.957 N/A SER 75.A N VAL 88.A O no hydrogen 2.891 N/A TYR 76.A N THR 56.A O no hydrogen 2.832 N/A TYR 76.A OH GLN 107.A OE1 no hydrogen 2.808 N/A ILE 77.A N TYR 86.A O no hydrogen 2.866 N/A GLY 79.A N PHE 82.A O no hydrogen 3.023 N/A ASN 80.A ND2 ARG 233.A O no hydrogen 2.979 N/A ASN 81.A N GLU 85.A OE1 no hydrogen 2.869 N/A ASN 81.A ND2 GLU 85.A OE1 no hydrogen 3.558 N/A ASN 81.A ND2 GLU 85.A OE2 no hydrogen 2.653 N/A ASN 81.A ND2 GLN 236.A OE1 no hydrogen 3.072 N/A PHE 82.A N GLU 85.A OE1 no hydrogen 2.843 N/A GLU 85.A N ILE 77.A O no hydrogen 2.985 N/A TYR 86.A N ILE 77.A O no hydrogen 2.948 N/A TYR 86.A OH ASP 232.A OD2 no hydrogen 2.449 N/A ILE 87.A N THR 214.A O no hydrogen 2.933 N/A VAL 88.A N SER 75.A O no hydrogen 2.884 N/A THR 89.A N VAL 216.A O no hydrogen 3.183 N/A THR 89.A OG1 ASN 73.A O no hydrogen 2.544 N/A GLN 90.A NE2 LYS 44.A O no hydrogen 2.896 N/A GLY 91.A N SER 219.A O no hydrogen 2.796 N/A LEU 93.A N THR 96.A OG1 no hydrogen 2.814 N/A THR 96.A N LEU 93.A O no hydrogen 2.875 N/A THR 96.A OG1 LEU 93.A O no hydrogen 3.329 N/A LYS 97.A NZ ASP 127.A OD2 no hydrogen 2.906 N/A PHE 100.A N THR 96.A O no hydrogen 2.891 N/A TRP 101.A N LYS 97.A O no hydrogen 3.130 N/A TRP 101.A NE1 TYR 129.A O no hydrogen 2.898 N/A LYS 102.A N ASP 98.A O no hydrogen 2.927 N/A LYS 102.A NZ SER 61.A O no hydrogen 2.723 N/A LYS 102.A NZ SER 61.A OG no hydrogen 3.409 N/A MET 103.A N ASP 99.A O no hydrogen 2.842 N/A VAL 104.A N PHE 100.A O no hydrogen 2.948 N/A TRP 105.A N TRP 101.A O no hydrogen 2.921 N/A GLU 106.A N LYS 102.A O no hydrogen 2.853 N/A GLN 107.A N MET 103.A O no hydrogen 2.876 N/A ASN 108.A N TRP 105.A O no hydrogen 3.214 N/A VAL 109.A N VAL 104.A O no hydrogen 2.989 N/A HIS 110.A ND1 ASN 108.A O no hydrogen 3.093 N/A ASN 111.A ND2 SER 208.A OG no hydrogen 3.146 N/A ILE 112.A N ARG 175.A O no hydrogen 2.859 N/A VAL 113.A N VAL 215.A O no hydrogen 2.707 N/A MET 114.A N PHE 177.A O no hydrogen 2.881 N/A VAL 115.A N HIS 217.A O no hydrogen 2.832 N/A THR 116.A OG1 GLN 117.A O no hydrogen 2.907 N/A THR 116.A OG1 GLU 120.A OE2 no hydrogen 3.182 N/A GLN 117.A N GLU 120.A OE2 no hydrogen 2.949 N/A GLU 120.A N ARG 123.A O no hydrogen 2.957 N/A LYS 121.A NZ HIS 185.A NE2 no hydrogen 2.925 N/A ARG 123.A N GLU 120.A O no hydrogen 2.778 N/A LYS 125.A N CYS 118.A O no hydrogen 2.676 N/A LYS 125.A NZ GLU 120.A OE1 no hydrogen 3.170 N/A CYS 126.A N CYS 118.A O no hydrogen 3.232 N/A CYS 126.A SG ASP 127.A O no hydrogen 3.380 N/A ASP 127.A N PRO 92.A O no hydrogen 3.147 N/A TYR 129.A OH HIS 217.A NE2 no hydrogen 2.662 N/A GLN 134.A NE2.A LEU 147.A O no hydrogen 2.947 N/A GLN 134.A NE2.B MET 146.A O no hydrogen 2.556 N/A ASP 135.A N ASP 133.A OD1 no hydrogen 2.964 N/A LEU 137.A N LEU 144.A O no hydrogen 2.831 N/A TYR 139.A N LEU 142.A O no hydrogen 2.861 N/A LEU 142.A N TYR 139.A O no hydrogen 3.220 N/A ILE 143.A N CYS 163.A O no hydrogen 2.676 N/A LEU 144.A N LEU 137.A O no hydrogen 2.707 N/A GLN 145.A N LYS 161.A O no hydrogen 2.961 N/A GLN 145.A NE2 GLN 134.A O no hydrogen 3.094 N/A LEU 147.A N GLU 159.A O no hydrogen 2.680 N/A SER 148.A N GLU 159.A O no hydrogen 3.432 N/A SER 148.A OG GLU 159.A OE1 no hydrogen 2.821 N/A SER 150.A N ILE 157.A O no hydrogen 2.799 N/A LEU 152.A N TRP 155.A O no hydrogen 2.790 N/A THR 156.A N HIS 178.A O no hydrogen 2.802 N/A ILE 157.A N SER 150.A O no hydrogen 2.968 N/A ARG 158.A N HIS 176.A O no hydrogen 2.910 N/A ARG 158.A NE GLU 149.A OE2 no hydrogen 2.776 N/A ARG 158.A NH1 HIS 178.A ND1 no hydrogen 3.217 N/A ARG 158.A NH2 GLU 149.A OE2 no hydrogen 3.242 N/A GLU 159.A N SER 148.A O no hydrogen 2.985 N/A PHE 160.A N ILE 174.A O no hydrogen 2.856 N/A LYS 161.A N GLN 145.A O no hydrogen 2.774 N/A ILE 162.A N ARG 172.A O no hydrogen 2.962 N/A CYS 163.A N ILE 143.A O no hydrogen 3.063 N/A CYS 163.A SG GLY 164.A O no hydrogen 3.724 N/A GLU 165.A N ASP 141.A O no hydrogen 3.060 N/A GLN 167.A N GLY 164.A O no hydrogen 3.314 N/A ALA 170.A N GLN 167.A O no hydrogen 3.229 N/A ARG 172.A N ILE 162.A O no hydrogen 2.784 N/A ARG 172.A NH1 TRP 105.A O no hydrogen 2.855 N/A ARG 172.A NH2 VAL 104.A O no hydrogen 2.981 N/A ARG 172.A NH2 VAL 109.A O no hydrogen 2.847 N/A ILE 174.A N PHE 160.A O no hydrogen 2.828 N/A ARG 175.A N HIS 110.A O no hydrogen 2.962 N/A ARG 175.A NE GLU 159.A OE2 no hydrogen 2.920 N/A ARG 175.A NH2 GLU 159.A OE2 no hydrogen 3.021 N/A HIS 176.A N ARG 158.A O no hydrogen 2.847 N/A HIS 176.A NE2 TYR 129.A OH no hydrogen 2.739 N/A PHE 177.A N ILE 112.A O no hydrogen 2.845 N/A HIS 178.A N THR 156.A O no hydrogen 2.821 N/A HIS 178.A NE2 THR 116.A O no hydrogen 2.631 N/A TYR 179.A N MET 114.A O no hydrogen 2.888 N/A TYR 179.A OH SER 193.A OG no hydrogen 2.953 N/A THR 180.A N GLU 154.A O no hydrogen 3.064 N/A TRP 182.A NE1 GLY 186.A O no hydrogen 3.051 N/A THR 191.A OG1 GLN 192.A OE1 no hydrogen 3.401 N/A THR 191.A OG1 ASP 276.A OD2 no hydrogen 2.563 N/A GLN 192.A N GLN 192.A OE1 no hydrogen 2.875 N/A SER 193.A N THR 190.A OG1 no hydrogen 3.167 N/A SER 193.A OG GLU 154.A OE1 no hydrogen 2.725 N/A SER 193.A OG TYR 179.A OH no hydrogen 2.953 N/A ILE 195.A N THR 191.A O no hydrogen 3.082 N/A GLN 196.A N GLN 192.A O no hydrogen 2.920 N/A PHE 197.A N SER 193.A O no hydrogen 3.039 N/A VAL 198.A N LEU 194.A O no hydrogen 2.834 N/A ARG 199.A N ILE 195.A O no hydrogen 2.895 N/A ARG 199.A NH1.A ASP 239.A OD2 no hydrogen 3.106 N/A ARG 199.A NH2.A ASP 239.A OD1 no hydrogen 3.473 N/A THR 200.A N GLN 196.A O no hydrogen 2.847 N/A THR 200.A OG1 GLN 196.A O no hydrogen 2.749 N/A VAL 201.A N PHE 197.A O no hydrogen 2.944 N/A ARG 202.A N VAL 198.A O no hydrogen 2.796 N/A ARG 202.A NE ASP 232.A OD1 no hydrogen 2.995 N/A ARG 202.A NH1 ASN 206.A OD1 no hydrogen 3.122 N/A ARG 202.A NH2 GLU 85.A OE2 no hydrogen 3.468 N/A ARG 202.A NH2 ASP 232.A OD2 no hydrogen 2.750 N/A ASP 203.A N ARG 199.A O no hydrogen 2.936 N/A TYR 204.A N THR 200.A O no hydrogen 3.190 N/A ILE 205.A N VAL 201.A O no hydrogen 2.778 N/A ASN 206.A N ARG 202.A O no hydrogen 2.820 N/A SER 208.A N ILE 205.A O no hydrogen 3.087 N/A SER 208.A OG TYR 204.A O no hydrogen 2.875 N/A ALA 211.A N SER 208.A O no hydrogen 3.153 N/A GLY 212.A N ASN 108.A O no hydrogen 2.691 N/A THR 214.A N GLU 85.A O no hydrogen 3.028 N/A VAL 215.A N ASN 111.A O no hydrogen 3.036 N/A VAL 216.A N ILE 87.A O no hydrogen 2.893 N/A HIS 217.A N VAL 113.A O no hydrogen 2.839 N/A HIS 217.A ND1 CYS 218.A O no hydrogen 2.979 N/A HIS 217.A NE2 TYR 129.A OH no hydrogen 2.662 N/A CYS 218.A SG THR 225.A OG1 no hydrogen 3.122 N/A SER 219.A OG TYR 47.A OH no hydrogen 2.661 N/A SER 219.A OG LYS 125.A O no hydrogen 2.656 N/A ARG 224.A NH2 VAL 115.A O no hydrogen 3.252 N/A ARG 224.A NH2 GLU 120.A OE2 no hydrogen 2.882 N/A GLY 226.A N VAL 222.A O no hydrogen 3.081 N/A THR 227.A N GLY 223.A O no hydrogen 2.939 N/A THR 227.A OG1 GLY 223.A O no hydrogen 2.825 N/A PHE 228.A N ARG 224.A O no hydrogen 2.947 N/A ILE 229.A N THR 225.A O no hydrogen 3.108 N/A ALA 230.A N GLY 226.A O no hydrogen 2.932 N/A LEU 231.A N THR 227.A O no hydrogen 2.971 N/A ASP 232.A N PHE 228.A O no hydrogen 2.928 N/A ARG 233.A N ILE 229.A O no hydrogen 2.921 N/A ARG 233.A NE ASN 80.A OD1 no hydrogen 3.129 N/A ARG 233.A NH1 ASP 252.A OD2 no hydrogen 3.293 N/A ARG 233.A NH2 ASN 80.A OD1 no hydrogen 3.569 N/A ILE 234.A N ALA 230.A O no hydrogen 2.871 N/A LEU 235.A N LEU 231.A O no hydrogen 2.936 N/A GLN 236.A N ASP 232.A O no hydrogen 3.245 N/A GLN 236.A NE2 ASP 232.A O no hydrogen 3.142 N/A GLN 237.A N ARG 233.A O no hydrogen 3.141 N/A LEU 238.A N ILE 234.A O no hydrogen 2.974 N/A ASP 239.A N LEU 235.A O no hydrogen 3.071 N/A SER 240.A N GLN 236.A O no hydrogen 2.983 N/A SER 240.A N GLN 237.A O no hydrogen 3.226 N/A SER 240.A OG GLN 236.A O no hydrogen 3.355 N/A LYS 241.A N GLN 237.A O no hydrogen 2.532 N/A ASP 245.A N GLN 237.A OE1 no hydrogen 2.939 N/A TYR 247.A OH GLU 23.A OE1 no hydrogen 3.335 N/A GLY 248.A N ASP 245.A OD1 no hydrogen 2.931 N/A ALA 249.A N ASP 245.A O no hydrogen 3.140 N/A VAL 250.A N ILE 246.A O no hydrogen 3.034 N/A HIS 251.A N TYR 247.A O no hydrogen 2.919 N/A ASP 252.A N GLY 248.A O no hydrogen 3.022 N/A LEU 253.A N ALA 249.A O no hydrogen 3.020 N/A ARG 254.A N VAL 250.A O no hydrogen 2.846 N/A ARG 254.A NE MET 260.A O no hydrogen 2.755 N/A ARG 254.A NH2 MET 260.A O no hydrogen 3.570 N/A ARG 254.A NH2 VAL 261.A O no hydrogen 2.887 N/A LEU 255.A N HIS 251.A O no hydrogen 3.035 N/A HIS 256.A N LEU 253.A O no hydrogen 3.005 N/A HIS 256.A ND1 ASP 252.A O no hydrogen 2.803 N/A ARG 257.A N LEU 253.A O no hydrogen 3.041 N/A ARG 257.A NE GLY 221.A O no hydrogen 3.060 N/A ARG 257.A NH1 ASN 73.A OD1 no hydrogen 3.264 N/A ARG 257.A NH1 SER 75.A OG no hydrogen 2.920 N/A ARG 257.A NH2 ASN 73.A OD1 no hydrogen 2.932 N/A ARG 257.A NH2 ALA 220.A O no hydrogen 2.996 N/A VAL 261.A N VAL 222.A O no hydrogen 3.060 N/A GLN 262.A N GLN 266.A OE1 no hydrogen 2.839 N/A THR 263.A N GLN 266.A OE1 no hydrogen 3.345 N/A GLN 266.A N THR 263.A OG1 no hydrogen 3.179 N/A TYR 267.A N THR 263.A O no hydrogen 3.225 N/A TYR 267.A OH GLU 20.A OE2 no hydrogen 2.576 N/A VAL 268.A N GLU 264.A O no hydrogen 2.826 N/A TYR 269.A N CYS 265.A O no hydrogen 2.932 N/A TYR 269.A OH THR 190.A O no hydrogen 2.599 N/A LEU 270.A N GLN 266.A O no hydrogen 3.014 N/A HIS 271.A N TYR 267.A O no hydrogen 3.413 N/A HIS 271.A ND1 TYR 267.A O no hydrogen 2.862 N/A GLN 272.A N VAL 268.A O no hydrogen 2.977 N/A CYS 273.A N TYR 269.A O no hydrogen 2.924 N/A CYS 273.A SG TYR 269.A O no hydrogen 3.343 N/A VAL 274.A N LEU 270.A O no hydrogen 3.264 N/A ARG 275.A N HIS 271.A O no hydrogen 3.006 N/A ARG 275.A NE ASP 276.A OD1 no hydrogen 2.968 N/A ARG 275.A NH1 ASP 276.A OD1 no hydrogen 3.003 N/A ASP 276.A N GLN 272.A O no hydrogen 2.923 N/A VAL 277.A N CYS 273.A O no hydrogen 3.078 N/A LEU 278.A N VAL 274.A O no hydrogen 3.061 N/A ARG 279.A N ARG 275.A O no hydrogen 2.830 N/A ALA 280.A N ASP 276.A O no hydrogen 2.973 N/A ARG 281.A N LEU 278.A O no hydrogen 3.090 N/A ARG 281.A NH1 ASP 239.A OD1 no hydrogen 3.291 N/A ARG 281.A NH2 ASP 239.A OD1 no hydrogen 3.208 N/A