Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4mew_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): VAL 11.A N ASN 7.A O no hydrogen 3.024 N/A ILE 12.A N VAL 8.A O no hydrogen 2.859 N/A SER 13.A N ASP 9.A O no hydrogen 2.973 N/A LYS 14.A N ALA 10.A O no hydrogen 3.015 N/A ILE 15.A N VAL 11.A O no hydrogen 2.923 N/A GLU 16.A N ILE 12.A O no hydrogen 2.879 N/A SER 17.A N SER 13.A O no hydrogen 2.946 N/A SER 17.A OG SER 13.A O no hydrogen 3.361 N/A THR 18.A N LYS 14.A O no hydrogen 3.018 N/A THR 18.A OG1 LYS 14.A O no hydrogen 3.098 N/A PHE 19.A N ILE 15.A O no hydrogen 2.902 N/A ALA 20.A N GLU 16.A O no hydrogen 2.946 N/A ARG 21.A N THR 18.A O no hydrogen 3.125 N/A PHE 22.A N PHE 19.A O no hydrogen 2.916 N/A GLU 25.A N PHE 22.A O no hydrogen 2.936 N/A ARG 26.A N PRO 23.A O no hydrogen 3.270 N/A ALA 27.A N VAL 59.A O no hydrogen 2.691 N/A THR 28.A N ASP 30.A OD2 no hydrogen 2.930 N/A THR 28.A OG1 ASP 30.A OD2 no hydrogen 2.972 N/A ASP 30.A N THR 28.A O no hydrogen 2.935 N/A LEU 32.A N ASP 30.A O no hydrogen 3.091 N/A VAL 33.A N ASP 30.A O no hydrogen 3.331 N/A LYS 35.A N GLY 31.A O no hydrogen 3.155 N/A ALA 36.A N LEU 32.A O no hydrogen 2.995 N/A CYS 37.A N VAL 33.A O no hydrogen 3.041 N/A CYS 37.A SG VAL 33.A O no hydrogen 3.391 N/A GLY 38.A N LYS 35.A O no hydrogen 2.937 N/A CYS 39.A N ALA 34.A O no hydrogen 2.822 N/A LEU 41.A N GLU 162.A OE2 no hydrogen 2.800 N/A TRP 43.A N PRO 40.A O no hydrogen 3.048 N/A LYS 44.A N LEU 41.A O no hydrogen 3.070 N/A LYS 44.A NZ ASP 103.A OD1 no hydrogen 3.383 N/A LYS 44.A NZ ASP 103.A OD2 no hydrogen 2.736 N/A LYS 44.A NZ THR 107.A OG1 no hydrogen 2.915 N/A LEU 47.A N TRP 43.A O no hydrogen 2.880 N/A PHE 48.A N LYS 44.A O no hydrogen 3.051 N/A TYR 49.A N GLY 45.A O no hydrogen 2.901 N/A GLY 50.A N PRO 46.A O no hydrogen 2.748 N/A ALA 51.A N LEU 47.A O no hydrogen 3.212 N/A ALA 51.A N PHE 48.A O no hydrogen 3.215 N/A GLY 52.A N TYR 49.A O no hydrogen 3.052 N/A GLY 53.A N PHE 48.A O no hydrogen 2.904 N/A GLU 54.A N GLU 54.A OE1 no hydrogen 2.547 N/A ARG 55.A N GLY 52.A O no hydrogen 2.969 N/A THR 56.A OG1 SER 58.A O no hydrogen 2.750 N/A GLY 57.A N GLY 53.A O no hydrogen 2.766 N/A VAL 59.A N ALA 27.A O no hydrogen 2.860 N/A VAL 61.A N GLU 25.A O no hydrogen 3.083 N/A LYS 63.A N SER 60.A OG no hydrogen 3.175 N/A PHE 64.A N SER 60.A O no hydrogen 2.960 N/A VAL 65.A N VAL 61.A O no hydrogen 2.815 N/A ALA 66.A N HIS 62.A O no hydrogen 3.187 N/A ARG 68.A N VAL 65.A O no hydrogen 2.861 N/A LYS 69.A N ALA 66.A O no hydrogen 3.276 N/A LEU 71.A N TRP 67.A O no hydrogen 2.981 N/A GLN 72.A N ARG 68.A O no hydrogen 3.047 N/A ASN 73.A N LYS 69.A O no hydrogen 2.987 N/A ASN 73.A N ILE 70.A O no hydrogen 3.143 N/A ASN 73.A ND2 LYS 69.A O no hydrogen 2.759 N/A CYS 74.A N ILE 70.A O no hydrogen 2.792 N/A CYS 74.A SG ILE 70.A O no hydrogen 3.342 N/A CYS 74.A SG ALA 79.A O no hydrogen 3.641 N/A CYS 74.A SG HIS 83.A ND1 no hydrogen 3.805 N/A ALA 79.A N ASP 76.A OD1 no hydrogen 3.093 N/A LYS 80.A N ASP 76.A O no hydrogen 3.001 N/A LYS 80.A NZ CYS 74.A O no hydrogen 3.393 N/A PHE 81.A N ASP 77.A O no hydrogen 2.879 N/A VAL 82.A N ALA 78.A O no hydrogen 3.109 N/A HIS 83.A N ALA 79.A O no hydrogen 2.979 N/A LEU 84.A N LYS 80.A O no hydrogen 2.989 N/A LEU 85.A N PHE 81.A O no hydrogen 3.147 N/A CYS 89.A N SER 86.A O no hydrogen 2.989 N/A CYS 89.A SG TYR 91.A OH no hydrogen 3.538 N/A LEU 92.A N ILE 144.A O no hydrogen 2.814 N/A VAL 93.A N ASP 96.A OD2 no hydrogen 2.827 N/A GLN 94.A NE2 GLN 130.A OE1 no hydrogen 3.002 N/A ASP 96.A N VAL 93.A O no hydrogen 2.970 N/A PHE 97.A N GLN 94.A O no hydrogen 3.167 N/A VAL 98.A N GLU 95.A O no hydrogen 3.221 N/A LEU 101.A N PHE 97.A O no hydrogen 3.007 N/A GLN 102.A N VAL 98.A O no hydrogen 2.873 N/A GLN 102.A NE2 GLN 102.A O no hydrogen 3.351 N/A GLN 102.A NE2 ASN 106.A OD1 no hydrogen 2.850 N/A GLN 102.A NE2 HIS 121.A ND1 no hydrogen 3.571 N/A ASP 103.A N PRO 99.A O no hydrogen 3.084 N/A VAL 104.A N PHE 100.A O no hydrogen 3.047 N/A VAL 105.A N LEU 101.A O no hydrogen 2.929 N/A ASN 106.A N GLN 102.A O no hydrogen 2.805 N/A THR 107.A OG1 ASP 103.A O no hydrogen 2.667 N/A HIS 108.A N VAL 104.A O no hydrogen 2.907 N/A HIS 108.A NE2 LEU 161.A O no hydrogen 2.955 N/A GLY 110.A N HIS 108.A ND1 no hydrogen 2.821 N/A LEU 111.A N HIS 108.A O no hydrogen 2.890 N/A SER 112.A N PRO 109.A O no hydrogen 3.477 N/A SER 112.A OG PRO 109.A O no hydrogen 3.087 N/A LEU 114.A N LEU 111.A O no hydrogen 2.957 N/A LYS 115.A N LEU 111.A O no hydrogen 2.897 N/A LYS 115.A NZ ASN 106.A O no hydrogen 2.913 N/A ALA 117.A N LEU 114.A O no hydrogen 2.838 N/A PHE 120.A N ALA 117.A O no hydrogen 3.218 N/A HIS 121.A N SER 118.A O no hydrogen 3.345 N/A HIS 121.A NE2 LEU 114.A O no hydrogen 2.682 N/A ARG 123.A NH1 TYR 183.A OH no hydrogen 2.604 N/A ARG 123.A NH2 GLU 119.A O no hydrogen 3.014 N/A TYR 124.A N PHE 120.A O no hydrogen 2.997 N/A TYR 124.A OH PHE 174.A O no hydrogen 2.612 N/A ILE 125.A N HIS 121.A O no hydrogen 2.864 N/A THR 126.A N SER 122.A O no hydrogen 2.760 N/A THR 126.A OG1 SER 122.A O no hydrogen 2.972 N/A THR 127.A N ARG 123.A O no hydrogen 3.024 N/A THR 127.A OG1 ARG 123.A O no hydrogen 2.744 N/A THR 127.A OG1 TYR 236.A OH no hydrogen 2.576 N/A VAL 128.A N TYR 124.A O no hydrogen 2.985 N/A ILE 129.A N ILE 125.A O no hydrogen 3.005 N/A GLN 130.A N THR 126.A O no hydrogen 2.979 N/A GLN 130.A NE2 GLN 94.A OE1 no hydrogen 2.818 N/A GLN 130.A NE2 THR 126.A O no hydrogen 3.095 N/A ARG 131.A N THR 127.A O no hydrogen 3.072 N/A ARG 131.A NH1 THR 171.A O no hydrogen 2.853 N/A ARG 131.A NH2 THR 171.A O no hydrogen 2.910 N/A ILE 132.A N VAL 128.A O no hydrogen 2.847 N/A PHE 133.A N ILE 129.A O no hydrogen 2.994 N/A TYR 134.A N GLN 130.A O no hydrogen 2.806 N/A TYR 134.A OH SER 245.A OG no hydrogen 2.840 N/A ALA 135.A N ARG 131.A O no hydrogen 3.197 N/A VAL 136.A N ILE 132.A O no hydrogen 2.782 N/A ASN 137.A N PHE 133.A O no hydrogen 2.951 N/A ASN 137.A ND2 SER 141.A OG no hydrogen 3.307 N/A ASN 137.A ND2 GLU 148.A OE1 no hydrogen 2.914 N/A ARG 138.A N VAL 136.A O no hydrogen 2.917 N/A ARG 138.A NH1 GLU 256.A OE1 no hydrogen 2.730 N/A ARG 138.A NH2 GLU 256.A OE2 no hydrogen 2.443 N/A SER 139.A N GLU 148.A OE2 no hydrogen 3.172 N/A SER 139.A OG SER 141.A OG no hydrogen 3.050 N/A SER 139.A OG GLU 148.A OE2 no hydrogen 2.894 N/A TRP 140.A N ASN 137.A O no hydrogen 3.102 N/A TRP 140.A NE1 GLU 256.A OE1 no hydrogen 2.712 N/A SER 141.A OG SER 139.A OG no hydrogen 3.050 N/A SER 141.A OG ARG 143.A O no hydrogen 3.176 N/A GLY 142.A N ASN 137.A OD1 no hydrogen 2.800 N/A ARG 143.A N SER 141.A OG no hydrogen 2.908 N/A ILE 144.A N LEU 92.A O no hydrogen 2.843 N/A GLU 148.A N THR 145.A OG1 no hydrogen 3.251 N/A LEU 149.A N THR 145.A O no hydrogen 2.970 N/A ARG 150.A N CYS 146.A O no hydrogen 2.798 N/A ARG 150.A NE ASP 76.A OD2 no hydrogen 2.549 N/A ARG 150.A NH2 ASP 76.A OD1 no hydrogen 2.855 N/A ARG 150.A NH2 ASP 76.A OD2 no hydrogen 3.358 N/A ARG 151.A N ALA 147.A O no hydrogen 3.168 N/A ARG 151.A N GLU 148.A O no hydrogen 3.166 N/A SER 152.A N LEU 149.A O no hydrogen 3.013 N/A SER 152.A OG LEU 149.A O no hydrogen 2.654 N/A SER 153.A OG GLU 172.A OE1 no hydrogen 3.421 N/A SER 153.A OG GLU 172.A OE2 no hydrogen 2.819 N/A PHE 154.A N SER 152.A OG no hydrogen 3.245 N/A ASN 157.A N SER 153.A O no hydrogen 3.136 N/A ASN 157.A ND2 SER 153.A O no hydrogen 3.018 N/A ASN 157.A ND2 GLU 172.A OE1 no hydrogen 2.959 N/A VAL 158.A N PHE 154.A O no hydrogen 3.025 N/A ALA 159.A N LEU 155.A O no hydrogen 2.946 N/A LEU 160.A N GLN 156.A O no hydrogen 3.062 N/A LEU 161.A N ASN 157.A O no hydrogen 3.241 N/A LEU 161.A N VAL 158.A O no hydrogen 3.255 N/A GLU 163.A N LEU 160.A O no hydrogen 2.830 N/A GLU 164.A N LEU 160.A O no hydrogen 3.020 N/A ASN 168.A N ASP 166.A OD1 no hydrogen 3.061 N/A GLN 169.A N ASP 166.A O no hydrogen 3.004 N/A GLN 169.A NE2 ASP 166.A OD2 no hydrogen 3.376 N/A LEU 170.A N ILE 167.A O no hydrogen 3.026 N/A SER 175.A OG ASN 168.A OD1 no hydrogen 3.510 N/A SER 175.A OG HIS 178.A ND1 no hydrogen 3.067 N/A GLU 177.A N ASN 168.A OD1 no hydrogen 2.903 N/A HIS 178.A N SER 175.A OG no hydrogen 3.012 N/A HIS 178.A ND1 SER 175.A OG no hydrogen 3.067 N/A PHE 179.A N SER 175.A O no hydrogen 3.338 N/A TYR 180.A N TYR 176.A O no hydrogen 2.769 N/A VAL 181.A N GLU 177.A O no hydrogen 3.084 N/A ILE 182.A N HIS 178.A O no hydrogen 3.139 N/A TYR 183.A N PHE 179.A O no hydrogen 2.773 N/A CYS 184.A N TYR 180.A O no hydrogen 2.938 N/A CYS 184.A SG TYR 180.A O no hydrogen 3.445 N/A LYS 185.A N VAL 181.A O no hydrogen 3.214 N/A LYS 185.A NZ GLU 247.A OE2 no hydrogen 2.675 N/A PHE 186.A N ILE 182.A O no hydrogen 3.185 N/A TRP 187.A N TYR 183.A O no hydrogen 2.820 N/A GLU 188.A N CYS 184.A O no hydrogen 3.070 N/A LEU 189.A N PHE 186.A O no hydrogen 2.961 N/A ASP 190.A N PHE 186.A O no hydrogen 2.986 N/A THR 191.A N LEU 189.A O no hydrogen 2.866 N/A HIS 193.A N ASP 190.A O no hydrogen 3.248 N/A LEU 195.A N ASP 190.A OD2 no hydrogen 2.838 N/A LEU 196.A N ASP 194.A OD1 no hydrogen 2.966 N/A ILE 197.A N ILE 234.A O no hydrogen 3.071 N/A ASP 198.A N ASP 201.A OD2 no hydrogen 2.896 N/A ASP 201.A N ASP 198.A OD1 no hydrogen 2.834 N/A LEU 202.A N ASP 198.A O no hydrogen 2.949 N/A ALA 203.A N ALA 199.A O no hydrogen 2.993 N/A ARG 204.A N ASP 201.A O no hydrogen 2.961 N/A ARG 204.A NH2 LEU 189.A O no hydrogen 2.810 N/A ARG 204.A NH2 ASP 201.A OD1 no hydrogen 2.812 N/A HIS 205.A N LEU 202.A O no hydrogen 3.027 N/A ASP 207.A N ARG 204.A O no hydrogen 3.007 N/A HIS 208.A N ALA 203.A O no hydrogen 2.844 N/A ALA 209.A N ASN 206.A O no hydrogen 3.321 N/A SER 211.A N PHE 330.A O no hydrogen 2.966 N/A THR 212.A N GLU 279.A OE2 no hydrogen 2.926 N/A THR 212.A OG1 GLU 279.A OE1 no hydrogen 3.316 N/A THR 212.A OG1 GLU 279.A OE2 no hydrogen 2.547 N/A LYS 213.A N GLU 279.A OE1 no hydrogen 2.927 N/A LYS 213.A NZ TYR 275.A O no hydrogen 2.742 N/A LYS 213.A NZ GLU 278.A OE1 no hydrogen 2.573 N/A ASP 215.A N THR 212.A O no hydrogen 2.917 N/A ARG 216.A N LYS 213.A O no hydrogen 3.267 N/A ARG 216.A NE CYS 261.A O no hydrogen 2.645 N/A ARG 216.A NH2 ARG 260.A O no hydrogen 3.168 N/A ARG 216.A NH2 CYS 261.A O no hydrogen 3.497 N/A ILE 217.A N ILE 214.A O no hydrogen 3.093 N/A PHE 218.A N ASP 215.A O no hydrogen 3.069 N/A SER 219.A N ARG 216.A O no hydrogen 3.031 N/A SER 219.A OG ARG 216.A O no hydrogen 2.594 N/A ALA 221.A N SER 219.A OG no hydrogen 3.140 N/A THR 223.A OG1 ASP 238.A OD2 no hydrogen 2.981 N/A ARG 224.A N ASP 238.A OD1 no hydrogen 3.106 N/A ARG 224.A NE VAL 222.A O no hydrogen 3.411 N/A ARG 224.A NH1 TRP 140.A O no hydrogen 3.146 N/A GLY 225.A N THR 223.A OG1 no hydrogen 3.104 N/A ARG 226.A NH2 SER 141.A O no hydrogen 2.848 N/A LYS 233.A NZ ASP 194.A OD2 no hydrogen 3.073 N/A ILE 234.A N ILE 197.A O no hydrogen 2.932 N/A TYR 236.A OH THR 127.A OG1 no hydrogen 2.576 N/A ASP 238.A N SER 235.A OG no hydrogen 3.285 N/A PHE 239.A N SER 235.A O no hydrogen 2.983 N/A VAL 240.A N TYR 236.A O no hydrogen 2.993 N/A TRP 241.A NE1 GLN 130.A OE1 no hydrogen 2.842 N/A PHE 242.A N ASP 238.A O no hydrogen 3.139 N/A LEU 243.A N PHE 239.A O no hydrogen 2.818 N/A ILE 244.A N VAL 240.A O no hydrogen 3.060 N/A SER 245.A N TRP 241.A O no hydrogen 3.159 N/A SER 245.A OG TYR 134.A OH no hydrogen 2.840 N/A SER 245.A OG TRP 241.A O no hydrogen 2.833 N/A GLU 246.A N PHE 242.A O no hydrogen 2.775 N/A GLU 247.A N LEU 243.A O no hydrogen 3.018 N/A ASP 248.A N ILE 244.A O no hydrogen 3.337 N/A LYS 249.A NZ GLU 246.A O no hydrogen 3.063 N/A LYS 249.A NZ GLU 246.A OE2 no hydrogen 3.315 N/A LYS 250.A N ASP 248.A OD1 no hydrogen 2.996 N/A LYS 250.A NZ ASP 248.A OD1 no hydrogen 3.443 N/A THR 253.A OG1 TYR 134.A O no hydrogen 2.724 N/A SER 254.A N THR 251.A OG1 no hydrogen 3.284 N/A SER 254.A OG SER 245.A O no hydrogen 2.810 N/A SER 254.A OG ASP 248.A O no hydrogen 2.954 N/A ILE 255.A N THR 251.A O no hydrogen 2.896 N/A GLU 256.A N PRO 252.A O no hydrogen 3.152 N/A TYR 257.A N THR 253.A O no hydrogen 2.854 N/A TRP 258.A N SER 254.A O no hydrogen 2.934 N/A TRP 258.A NE1 SER 245.A O no hydrogen 3.074 N/A PHE 259.A N ILE 255.A O no hydrogen 2.881 N/A ARG 260.A N GLU 256.A O no hydrogen 2.901 N/A ARG 260.A NE ALA 221.A O no hydrogen 2.877 N/A ARG 260.A NH2 ALA 221.A O no hydrogen 3.034 N/A CYS 261.A N TYR 257.A O no hydrogen 3.276 N/A CYS 261.A SG TYR 257.A O no hydrogen 3.557 N/A ASP 264.A N GLU 272.A OE2 no hydrogen 3.147 N/A GLY 265.A N ASP 262.A O no hydrogen 2.990 N/A ASP 266.A N ASP 262.A OD1 no hydrogen 3.347 N/A ASP 266.A N ASP 264.A OD1 no hydrogen 3.353 N/A GLY 267.A N ASP 262.A OD2 no hydrogen 2.815 N/A ALA 268.A N ASP 266.A OD1 no hydrogen 3.158 N/A LEU 269.A N ILE 311.A O no hydrogen 2.748 N/A SER 270.A N GLU 272.A OE1 no hydrogen 2.924 N/A GLU 272.A N SER 270.A OG no hydrogen 3.123 N/A LEU 273.A N SER 270.A O no hydrogen 3.075 N/A TYR 275.A N PHE 271.A O no hydrogen 2.871 N/A PHE 276.A N GLU 272.A O no hydrogen 3.437 N/A TYR 277.A N LEU 273.A O no hydrogen 2.913 N/A TYR 277.A OH LEU 291.A O no hydrogen 2.604 N/A GLU 278.A N GLU 274.A O no hydrogen 2.776 N/A GLU 279.A N PHE 276.A O no hydrogen 3.075 N/A GLN 280.A N PHE 276.A O no hydrogen 3.328 N/A GLN 280.A NE2 THR 328.A O no hydrogen 3.180 N/A CYS 281.A N TYR 277.A O no hydrogen 3.019 N/A CYS 281.A SG TYR 277.A O no hydrogen 3.442 N/A CYS 281.A SG LEU 291.A O no hydrogen 3.986 N/A ARG 282.A N GLU 278.A O no hydrogen 3.395 N/A ARG 282.A NE GLU 278.A OE2 no hydrogen 2.248 N/A ARG 282.A NH2 GLU 278.A OE1 no hydrogen 3.208 N/A ARG 283.A N GLU 279.A O no hydrogen 2.904 N/A ARG 283.A NH1 HIS 208.A O no hydrogen 3.508 N/A ARG 283.A NH2 HIS 208.A O no hydrogen 2.668 N/A LEU 284.A N GLN 280.A O no hydrogen 2.825 N/A ASP 285.A N CYS 281.A O no hydrogen 2.889 N/A SER 286.A N ARG 282.A O no hydrogen 3.237 N/A SER 286.A OG ARG 282.A O no hydrogen 3.148 N/A ILE 288.A N LEU 284.A O no hydrogen 2.925 N/A CYS 296.A N PRO 292.A O no hydrogen 2.952 N/A LEU 297.A N PHE 293.A O no hydrogen 2.750 N/A CYS 298.A N GLN 294.A O no hydrogen 3.120 N/A CYS 298.A SG GLN 294.A O no hydrogen 3.849 N/A GLN 299.A N ASP 295.A O no hydrogen 3.484 N/A ASP 301.A N CYS 298.A O no hydrogen 3.099 N/A LEU 302.A N GLN 299.A O no hydrogen 2.886 N/A LYS 304.A N LEU 300.A O no hydrogen 2.728 N/A LYS 304.A NZ ASP 301.A O no hydrogen 3.105 N/A ARG 306.A N ASP 315.A OD1 no hydrogen 3.107 N/A ILE 311.A N LEU 269.A O no hydrogen 2.978 N/A THR 312.A N ASP 315.A OD2 no hydrogen 2.803 N/A ASP 315.A N THR 312.A OG1 no hydrogen 2.958 N/A LEU 316.A N THR 312.A O no hydrogen 3.191 N/A LYS 317.A N LEU 313.A O no hydrogen 3.044 N/A LYS 317.A NZ GLU 256.A OE2 no hydrogen 2.405 N/A ARG 318.A N GLN 314.A O no hydrogen 3.095 N/A CYS 319.A N ASP 315.A O no hydrogen 3.114 N/A CYS 319.A SG LEU 316.A O no hydrogen 3.225 N/A VAL 324.A N LEU 321.A O no hydrogen 3.074 N/A PHE 325.A N LEU 321.A O no hydrogen 3.365 N/A PHE 326.A N ALA 322.A O no hydrogen 2.823 N/A ASP 327.A N ASN 323.A O no hydrogen 2.890 N/A THR 328.A N VAL 324.A O no hydrogen 2.968 N/A THR 328.A OG1 VAL 324.A O no hydrogen 2.751 N/A PHE 329.A N PHE 325.A O no hydrogen 3.258 N/A PHE 329.A N PHE 326.A O no hydrogen 2.995 N/A PHE 330.A N PHE 326.A O no hydrogen 3.028 N/A ASN 331.A N ASP 327.A O no hydrogen 3.024 N/A ASN 331.A ND2 ASP 327.A OD1 no hydrogen 2.789 N/A ILE 332.A N ALA 209.A O no hydrogen 2.727 N/A ASP 337.A N LYS 334.A O no hydrogen 3.380 N/A HIS 338.A N TYR 335.A O no hydrogen 3.106 N/A HIS 338.A ND1 TYR 335.A O no hydrogen 2.315 N/A