Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2fwr_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLU 4.A N LYS 15.A O no hydrogen 3.123 N/A ILE 5.A N VAL 54.A O no hydrogen 2.888 N/A TYR 6.A N VAL 13.A O no hydrogen 3.107 N/A TYR 7.A OH GLU 165.A O no hydrogen 2.971 N/A TYR 7.A OH MET 193.A O no hydrogen 3.363 N/A GLU 8.A N THR 11.A O no hydrogen 2.958 N/A THR 11.A N GLU 8.A O no hydrogen 3.226 N/A THR 11.A OG1 GLU 8.A O no hydrogen 2.874 N/A ILE 12.A N ALA 34.A O no hydrogen 2.483 N/A VAL 13.A N TYR 6.A O no hydrogen 2.687 N/A VAL 14.A N TYR 32.A O no hydrogen 2.708 N/A LYS 15.A N GLU 4.A O no hydrogen 2.825 N/A HIS 19.A N ASP 17.A OD1 no hydrogen 3.080 N/A LYS 24.A N ARG 33.A O no hydrogen 2.910 N/A ASP 26.A N THR 31.A O no hydrogen 2.626 N/A SER 29.A N ASP 26.A O no hydrogen 3.208 N/A SER 29.A OG ASP 26.A OD1 no hydrogen 2.306 N/A SER 29.A OG THR 31.A OG1 no hydrogen 2.753 N/A THR 31.A OG1 SER 29.A O no hydrogen 3.514 N/A THR 31.A OG1 SER 29.A OG no hydrogen 2.753 N/A ARG 33.A N LYS 24.A O no hydrogen 2.792 N/A ALA 34.A N ILE 12.A O no hydrogen 3.149 N/A ALA 36.A N GLY 10.A O no hydrogen 3.002 N/A PHE 37.A N GLN 192.A O no hydrogen 2.724 N/A ARG 38.A N LEU 35.A O no hydrogen 3.204 N/A TYR 39.A N ALA 36.A O no hydrogen 2.928 N/A TYR 39.A OH ASP 55.A OD2 no hydrogen 2.599 N/A ARG 40.A NE GLU 44.A OE2 no hydrogen 3.052 N/A ARG 40.A NH1 ASP 86.A O no hydrogen 2.931 N/A ARG 40.A NH1 PRO 197.A O no hydrogen 2.867 N/A ARG 40.A NH2 ASP 86.A O no hydrogen 2.612 N/A ILE 42.A N ARG 38.A O no hydrogen 3.058 N/A ILE 43.A N TYR 39.A O no hydrogen 2.765 N/A GLU 44.A N ARG 40.A O no hydrogen 2.686 N/A TYR 45.A N ASP 41.A O no hydrogen 2.599 N/A TYR 45.A N ILE 42.A O no hydrogen 3.008 N/A PHE 46.A N ILE 42.A O no hydrogen 3.032 N/A GLU 47.A N ILE 43.A O no hydrogen 3.005 N/A SER 48.A N GLU 44.A O no hydrogen 3.086 N/A SER 48.A OG GLU 44.A O no hydrogen 2.850 N/A SER 48.A OG TYR 45.A O no hydrogen 3.290 N/A SER 48.A OG ASN 49.A OD1 no hydrogen 2.881 N/A ASN 49.A N TYR 45.A O no hydrogen 3.167 N/A GLY 50.A N GLU 47.A O no hydrogen 2.539 N/A ILE 51.A N PHE 46.A O no hydrogen 2.558 N/A VAL 54.A N ALA 3.A O no hydrogen 2.956 N/A ASN 56.A N ILE 5.A O no hydrogen 2.646 N/A ALA 57.A N ASP 55.A OD1 no hydrogen 3.062 N/A ALA 58.A N ASP 55.A OD1 no hydrogen 3.304 N/A ASP 59.A N ASN 169.A O no hydrogen 2.873 N/A ILE 61.A N ARG 170.A O no hydrogen 3.114 N/A THR 63.A OG1 ILE 61.A O no hydrogen 3.229 N/A PHE 66.A N SER 111.A OG no hydrogen 2.800 N/A LEU 72.A N ILE 242.A O no hydrogen 2.656 N/A TYR 75.A N ASP 74.A OD2 no hydrogen 2.590 N/A TYR 75.A OH SER 97.A O no hydrogen 3.147 N/A GLN 76.A NE2 TYR 75.A OH no hydrogen 2.866 N/A GLN 76.A NE2 SER 97.A O no hydrogen 2.730 N/A GLU 77.A N ARG 73.A O no hydrogen 3.195 N/A GLU 77.A N ASP 74.A O no hydrogen 3.176 N/A LYS 78.A N ASP 74.A O no hydrogen 3.125 N/A ALA 79.A N TYR 75.A O no hydrogen 3.002 N/A LEU 80.A N GLN 76.A O no hydrogen 3.177 N/A GLU 81.A N GLU 77.A O no hydrogen 2.947 N/A ARG 82.A N LYS 78.A O no hydrogen 2.838 N/A ARG 82.A NE VAL 224.A O no hydrogen 2.939 N/A ARG 82.A NH1 VAL 224.A O no hydrogen 3.417 N/A TRP 83.A N ALA 79.A O no hydrogen 2.871 N/A TRP 83.A NE1 ARG 199.A O no hydrogen 2.907 N/A LEU 84.A N LEU 80.A O no hydrogen 2.868 N/A VAL 85.A N ARG 82.A O no hydrogen 3.244 N/A LYS 87.A N TRP 83.A O no hydrogen 2.770 N/A LYS 87.A NZ LEU 84.A O no hydrogen 3.534 N/A ARG 88.A NH1 PRO 197.A O no hydrogen 2.575 N/A ARG 88.A NH2 PHE 37.A O no hydrogen 3.023 N/A GLY 89.A N ARG 199.A O no hydrogen 2.967 N/A CYS 90.A N GLY 222.A O no hydrogen 3.236 N/A CYS 90.A SG GLY 221.A O no hydrogen 3.795 N/A ILE 91.A N GLY 201.A O no hydrogen 2.739 N/A VAL 92.A N PHE 225.A O no hydrogen 2.991 N/A LEU 93.A N THR 203.A O no hydrogen 2.878 N/A SER 97.A N PRO 94.A O no hydrogen 3.118 N/A SER 97.A OG PRO 94.A O no hydrogen 2.331 N/A HIS 101.A N GLY 98.A O no hydrogen 3.021 N/A ALA 103.A N LYS 99.A O no hydrogen 2.952 N/A MET 104.A N THR 100.A O no hydrogen 2.893 N/A ALA 105.A N HIS 101.A O no hydrogen 2.892 N/A ALA 106.A N VAL 102.A O no hydrogen 2.963 N/A ILE 107.A N ALA 103.A O no hydrogen 2.943 N/A ASN 108.A N MET 104.A O no hydrogen 2.863 N/A GLU 109.A N ALA 105.A O no hydrogen 2.640 N/A LEU 110.A N ALA 106.A O no hydrogen 2.643 N/A SER 111.A N ILE 107.A O no hydrogen 2.821 N/A SER 111.A OG PRO 64.A O no hydrogen 2.996 N/A THR 114.A N PRO 151.A O no hydrogen 2.321 N/A THR 114.A OG1 THR 112.A O no hydrogen 2.575 N/A LEU 115.A N LEU 173.A O no hydrogen 2.927 N/A ILE 116.A N THR 153.A O no hydrogen 2.786 N/A VAL 117.A N ILE 175.A O no hydrogen 2.779 N/A VAL 118.A N SER 155.A O no hydrogen 2.864 N/A LEU 123.A N THR 120.A OG1 no hydrogen 3.105 N/A ALA 124.A N THR 120.A O no hydrogen 3.357 N/A GLU 125.A N LEU 121.A O no hydrogen 2.798 N/A GLN 126.A N ALA 122.A O no hydrogen 2.880 N/A TRP 127.A N LEU 123.A O no hydrogen 2.769 N/A TRP 127.A NE1 ASP 177.A OD1 no hydrogen 2.590 N/A LYS 128.A N ALA 124.A O no hydrogen 2.785 N/A LYS 128.A NZ GLU 141.A OE2 no hydrogen 2.687 N/A GLU 129.A N GLU 125.A O no hydrogen 3.011 N/A ARG 130.A N GLN 126.A O no hydrogen 3.154 N/A LEU 131.A N TRP 127.A O no hydrogen 2.972 N/A GLY 132.A N GLU 129.A O no hydrogen 3.216 N/A ILE 133.A N ARG 130.A O no hydrogen 3.108 N/A PHE 134.A N LEU 131.A O no hydrogen 2.966 N/A GLY 135.A N GLY 132.A O no hydrogen 2.782 N/A GLU 137.A N GLU 137.A OE2 no hydrogen 2.662 N/A TYR 138.A N GLY 135.A O no hydrogen 3.290 N/A VAL 139.A N GLU 136.A O no hydrogen 3.348 N/A GLY 140.A N LEU 152.A O no hydrogen 2.863 N/A GLU 141.A N GLU 148.A OE1 no hydrogen 2.759 N/A PHE 142.A N VAL 154.A O no hydrogen 2.838 N/A SER 143.A N ILE 146.A O no hydrogen 2.821 N/A SER 143.A OG GLU 141.A OE1 no hydrogen 2.988 N/A SER 143.A OG ILE 146.A O no hydrogen 3.475 N/A ARG 145.A N SER 143.A OG no hydrogen 2.959 N/A ARG 145.A NE GLU 141.A OE1 no hydrogen 3.115 N/A ARG 145.A NH2 GLU 141.A OE1 no hydrogen 3.237 N/A ARG 145.A NH2 GLU 141.A OE2 no hydrogen 2.990 N/A GLU 148.A N GLU 141.A O no hydrogen 3.027 N/A LYS 150.A NZ VAL 139.A O no hydrogen 3.492 N/A LYS 150.A NZ GLU 148.A OE2 no hydrogen 3.091 N/A LEU 152.A N TYR 138.A O no hydrogen 3.071 N/A THR 153.A N THR 114.A O no hydrogen 2.850 N/A THR 153.A OG1 LYS 150.A O no hydrogen 2.429 N/A VAL 154.A N GLY 140.A O no hydrogen 3.077 N/A SER 155.A N ILE 116.A O no hydrogen 2.810 N/A SER 155.A OG PHE 142.A O no hydrogen 2.875 N/A SER 155.A OG THR 156.A O no hydrogen 3.274 N/A THR 156.A OG1 SER 159.A OG no hydrogen 3.105 N/A TYR 157.A N VAL 118.A O no hydrogen 2.956 N/A TYR 157.A OH ASP 177.A O no hydrogen 3.087 N/A TYR 157.A OH GLU 178.A O no hydrogen 3.282 N/A SER 159.A N THR 156.A OG1 no hydrogen 3.184 N/A SER 159.A OG THR 156.A OG1 no hydrogen 3.105 N/A ALA 160.A N THR 156.A O no hydrogen 2.928 N/A TYR 161.A N TYR 157.A O no hydrogen 3.049 N/A VAL 162.A N ASP 158.A O no hydrogen 3.239 N/A ASN 163.A N SER 159.A O no hydrogen 3.182 N/A ALA 164.A N TYR 161.A O no hydrogen 3.391 N/A LEU 167.A N ASN 163.A O no hydrogen 2.781 N/A ARG 170.A N LEU 167.A O no hydrogen 3.280 N/A ARG 170.A NE ASP 59.A O no hydrogen 2.707 N/A MET 172.A N PRO 113.A O no hydrogen 3.272 N/A LEU 173.A N PRO 113.A O no hydrogen 3.376 N/A LEU 174.A N PHE 198.A O no hydrogen 2.975 N/A ILE 175.A N LEU 115.A O no hydrogen 2.771 N/A PHE 176.A N LEU 200.A O no hydrogen 2.815 N/A ASP 177.A N VAL 117.A O no hydrogen 2.938 N/A VAL 179.A N LEU 202.A O no hydrogen 2.928 N/A HIS 181.A N GLU 178.A O no hydrogen 3.189 N/A LEU 182.A N VAL 179.A O no hydrogen 3.056 N/A ALA 184.A N HIS 181.A O no hydrogen 3.211 N/A TYR 187.A OH ASP 158.A OD1 no hydrogen 2.285 N/A VAL 188.A N ALA 184.A O no hydrogen 3.036 N/A GLN 189.A N SER 186.A O no hydrogen 2.536 N/A ILE 190.A N TYR 187.A O no hydrogen 2.908 N/A GLN 192.A N VAL 188.A O no hydrogen 3.316 N/A MET 193.A N GLN 189.A O no hydrogen 3.032 N/A SER 194.A N ALA 191.A O no hydrogen 3.131 N/A ILE 195.A N GLY 168.A O no hydrogen 3.109 N/A ALA 196.A N SER 194.A OG no hydrogen 3.041 N/A PHE 198.A N MET 172.A O no hydrogen 3.028 N/A ARG 199.A N LYS 87.A O no hydrogen 3.115 N/A ARG 199.A NE ALA 196.A O no hydrogen 2.640 N/A ARG 199.A NH1 ALA 191.A O no hydrogen 2.822 N/A ARG 199.A NH1 VAL 219.A O no hydrogen 3.104 N/A ARG 199.A NH2 ALA 191.A O no hydrogen 3.319 N/A ARG 199.A NH2 SER 194.A O no hydrogen 2.777 N/A ARG 199.A NH2 ALA 196.A O no hydrogen 2.777 N/A LEU 200.A N LEU 174.A O no hydrogen 2.968 N/A GLY 201.A N GLY 89.A O no hydrogen 2.995 N/A LEU 202.A N PHE 176.A O no hydrogen 2.825 N/A THR 203.A N ILE 91.A O no hydrogen 3.087 N/A THR 203.A OG1 HIS 180.A ND1 no hydrogen 3.307 N/A THR 203.A OG1 THR 205.A O no hydrogen 2.818 N/A THR 205.A N THR 203.A OG1 no hydrogen 3.110 N/A ARG 208.A N HIS 213.A ND1 no hydrogen 3.257 N/A ARG 208.A NH1 HIS 180.A O no hydrogen 3.123 N/A GLY 211.A N ARG 208.A O no hydrogen 3.040 N/A ARG 212.A N ASP 210.A OD1 no hydrogen 2.901 N/A ARG 212.A NE PRO 183.A O no hydrogen 2.999 N/A ARG 212.A NH2 PRO 183.A O no hydrogen 3.333 N/A GLU 214.A N GLY 211.A O no hydrogen 2.894 N/A ILE 215.A N ARG 212.A O no hydrogen 3.105 N/A LYS 217.A NZ GLU 214.A OE2 no hydrogen 2.962 N/A VAL 219.A N ILE 215.A O no hydrogen 3.248 N/A VAL 220.A N LEU 216.A O no hydrogen 2.559 N/A GLY 221.A N LEU 216.A O no hydrogen 2.603 N/A VAL 224.A N CYS 90.A O no hydrogen 3.121 N/A SER 231.A N PHE 228.A O no hydrogen 2.935 N/A LEU 232.A N PRO 229.A O no hydrogen 3.020 N/A HIS 236.A N GLY 234.A O no hydrogen 2.421 N/A THR 241.A N ALA 423.A O no hydrogen 3.248 N/A ILE 242.A N LEU 72.A O no hydrogen 2.987 N/A LYS 243.A N LEU 425.A O no hydrogen 3.243 N/A LYS 243.A NZ GLU 69.A OE1 no hydrogen 3.253 N/A ARG 244.A NH1 GLU 77.A OE2 no hydrogen 2.663 N/A ARG 244.A NH1 SER 402.A OG no hydrogen 3.013 N/A ARG 244.A NH1 GLU 427.A OE1 no hydrogen 3.279 N/A ARG 244.A NH2 GLU 77.A OE2 no hydrogen 2.737 N/A ILE 245.A N GLU 427.A O no hydrogen 2.995 N/A PHE 246.A N ASP 67.A OD2 no hydrogen 3.428 N/A VAL 247.A N ILE 429.A O no hydrogen 2.602 N/A ARG 254.A N ALA 250.A O no hydrogen 2.974 N/A VAL 255.A N ASP 252.A O no hydrogen 3.081 N/A GLU 256.A N ASP 252.A O no hydrogen 3.153 N/A TYR 257.A N GLU 253.A O no hydrogen 2.960 N/A GLU 258.A N VAL 255.A O no hydrogen 2.781 N/A LYS 259.A N VAL 255.A O no hydrogen 3.287 N/A GLU 261.A N GLU 258.A O no hydrogen 3.093 N/A LYS 262.A N GLU 258.A O no hydrogen 3.376 N/A LYS 265.A N GLU 261.A O no hydrogen 2.884 N/A GLN 266.A NE2 LYS 262.A O no hydrogen 3.054 N/A PHE 267.A N TYR 264.A O no hydrogen 2.879 N/A ARG 269.A NH1 ARG 269.A O no hydrogen 2.755 N/A ASN 282.A ND2 ASN 282.A O no hydrogen 2.705 N/A VAL 285.A N PHE 281.A O no hydrogen 3.319 N/A LEU 298.A N TYR 295.A O no hydrogen 2.733 N/A ARG 299.A N GLU 296.A O no hydrogen 3.233 N/A ALA 300.A N ALA 297.A O no hydrogen 3.114 N/A TRP 301.A N LEU 298.A O no hydrogen 2.481 N/A GLU 302.A N LEU 298.A O no hydrogen 3.306 N/A GLU 303.A N ARG 299.A O no hydrogen 2.917 N/A ALA 304.A N ALA 300.A O no hydrogen 2.721 N/A ARG 305.A N TRP 301.A O no hydrogen 3.120 N/A ARG 305.A NH1 TYR 264.A OH no hydrogen 3.345 N/A ARG 305.A NH2 TYR 257.A OH no hydrogen 3.300 N/A ARG 306.A N GLU 303.A O no hydrogen 2.739 N/A ARG 306.A NH2 GLU 338.A OE1 no hydrogen 3.206 N/A ILE 307.A N GLU 303.A O no hydrogen 3.230 N/A ALA 308.A N ALA 304.A O no hydrogen 3.227 N/A ALA 308.A N ARG 305.A O no hydrogen 3.146 N/A ASN 310.A N ARG 306.A O no hydrogen 3.031 N/A SER 311.A OG GLU 253.A OE1 no hydrogen 3.495 N/A SER 311.A OG GLU 253.A OE2 no hydrogen 2.560 N/A LYS 314.A NZ SER 398.A O no hydrogen 3.183 N/A LYS 314.A NZ LEU 428.A O no hydrogen 3.368 N/A LYS 314.A NZ SER 430.A OG no hydrogen 2.608 N/A ARG 316.A N LYS 312.A O no hydrogen 2.898 N/A LYS 317.A N ASN 313.A O no hydrogen 2.811 N/A LEU 318.A N LYS 314.A O no hydrogen 2.767 N/A ARG 319.A N ILE 315.A O no hydrogen 2.673 N/A GLU 320.A N ARG 316.A O no hydrogen 3.145 N/A ILE 321.A N LYS 317.A O no hydrogen 3.051 N/A LEU 322.A N LEU 318.A O no hydrogen 2.855 N/A GLU 323.A N ARG 319.A O no hydrogen 3.205 N/A ARG 324.A N GLU 320.A O no hydrogen 3.052 N/A HIS 325.A N ILE 321.A O no hydrogen 2.716 N/A HIS 325.A NE2 TYR 426.A OH no hydrogen 2.471 N/A LYS 329.A NZ PHE 368.A O no hydrogen 2.738 N/A ILE 330.A N ARG 374.A O no hydrogen 2.899 N/A ILE 331.A N VAL 393.A O no hydrogen 3.045 N/A THR 334.A OG1 MET 397.A O no hydrogen 3.538 N/A ARG 335.A NH1 TYR 406.A OH no hydrogen 3.019 N/A HIS 336.A ND1 ARG 335.A O no hydrogen 2.790 N/A LEU 339.A N HIS 336.A O no hydrogen 2.791 N/A VAL 340.A N HIS 336.A O no hydrogen 2.521 N/A TYR 341.A N ASN 337.A O no hydrogen 2.769 N/A ILE 343.A N LEU 339.A O no hydrogen 3.195 N/A SER 344.A N VAL 340.A O no hydrogen 3.434 N/A SER 344.A OG ILE 349.A O no hydrogen 2.591 N/A LYS 345.A N TYR 341.A O no hydrogen 3.083 N/A VAL 346.A N ARG 342.A O no hydrogen 3.118 N/A PHE 347.A N ILE 343.A O no hydrogen 3.336 N/A LEU 348.A N LYS 345.A O no hydrogen 2.668 N/A ILE 349.A N SER 344.A O no hydrogen 2.564 N/A THR 353.A OG1 ASN 337.A OD1 no hydrogen 2.573 N/A THR 356.A OG1 THR 353.A O no hydrogen 2.758 N/A SER 357.A OG THR 356.A O no hydrogen 2.354 N/A ARG 361.A NH2 GLU 384.A OE1 no hydrogen 3.177 N/A LEU 365.A N ARG 361.A O no hydrogen 3.284 N/A GLU 366.A N GLU 363.A O no hydrogen 2.474 N/A GLY 367.A N GLU 363.A O no hydrogen 2.490 N/A PHE 368.A N ILE 364.A O no hydrogen 2.564 N/A ARG 369.A N GLU 366.A O no hydrogen 2.705 N/A ARG 369.A NH1 ARG 369.A O no hydrogen 2.616 N/A THR 370.A OG1 GLU 366.A O no hydrogen 3.089 N/A THR 370.A OG1 GLY 367.A O no hydrogen 2.804 N/A GLY 371.A N GLY 367.A O no hydrogen 3.187 N/A ILE 376.A N ILE 330.A O no hydrogen 2.988 N/A VAL 377.A N PRO 350.A O no hydrogen 3.306 N/A SER 378.A OG ILE 352.A O no hydrogen 3.339 N/A SER 378.A OG GLN 380.A O no hydrogen 3.448 N/A SER 379.A N SER 378.A OG no hydrogen 2.445 N/A SER 379.A OG THR 334.A O no hydrogen 2.939 N/A SER 379.A OG SER 379.A O no hydrogen 2.584 N/A GLN 380.A N SER 378.A OG no hydrogen 3.206 N/A ASN 392.A N LYS 329.A O no hydrogen 2.532 N/A ASN 392.A ND2 ASN 392.A O no hydrogen 2.951 N/A ASN 392.A ND2 ARG 415.A O no hydrogen 3.670 N/A VAL 393.A N LYS 329.A O no hydrogen 2.821 N/A GLY 394.A N VAL 424.A O no hydrogen 2.711 N/A ILE 396.A N TYR 426.A O no hydrogen 2.848 N/A MET 397.A N PHE 333.A O no hydrogen 3.330 N/A SER 398.A N LEU 428.A O no hydrogen 3.137 N/A SER 398.A OG GLU 427.A OE2 no hydrogen 2.686 N/A SER 402.A OG GLU 427.A OE1 no hydrogen 2.579 N/A SER 402.A OG GLU 427.A OE2 no hydrogen 3.543 N/A ALA 403.A N GLU 427.A OE2 no hydrogen 2.879 N/A GLU 405.A N GLU 405.A OE2 no hydrogen 2.470 N/A ILE 407.A N ARG 404.A O no hydrogen 3.190 N/A ARG 409.A N GLU 405.A O no hydrogen 3.390 N/A LEU 410.A N TYR 406.A O no hydrogen 2.872 N/A ARG 412.A N GLN 408.A O no hydrogen 3.214 N/A ARG 415.A N ALA 391.A O no hydrogen 2.919 N/A LYS 418.A NZ LYS 418.A O no hydrogen 3.553 N/A LYS 420.A N SER 417.A O no hydrogen 2.587 N/A LYS 420.A NZ GLY 419.A O no hydrogen 2.950 N/A LYS 421.A N SER 417.A O no hydrogen 2.987 N/A LYS 421.A NZ ALA 238.A O no hydrogen 2.875 N/A ALA 423.A N LYS 239.A O no hydrogen 2.540 N/A LEU 425.A N THR 241.A O no hydrogen 3.075 N/A TYR 426.A N GLY 394.A O no hydrogen 2.917 N/A TYR 426.A OH HIS 325.A NE2 no hydrogen 2.471 N/A LEU 428.A N ILE 396.A O no hydrogen 2.782 N/A ILE 429.A N ILE 245.A O no hydrogen 2.761 N/A SER 430.A N GLY 399.A O no hydrogen 2.710 N/A SER 430.A OG GLY 399.A O no hydrogen 3.422 N/A ARG 431.A NH1 ASN 108.A O no hydrogen 3.412 N/A ARG 431.A NH1 GLU 109.A O no hydrogen 2.724 N/A ARG 431.A NH2 PHE 66.A O no hydrogen 2.614 N/A ARG 431.A NH2 ASN 108.A O no hydrogen 3.005 N/A