Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 8u0p_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): CYS 5.A N SER 273.A OG no hydrogen 3.259 N/A CYS 5.A SG SER 273.A OG no hydrogen 3.453 N/A ALA 6.A N TRP 3.A O no hydrogen 3.012 N/A GLN 7.A N VAL 4.A O no hydrogen 2.882 N/A GLN 7.A NE2 TRP 3.A O no hydrogen 3.455 N/A SER 9.A N GLU 319.A O no hydrogen 3.064 N/A SER 10.A N GLU 319.A OE1 no hydrogen 2.892 N/A SER 10.A OG GLU 319.A OE1 no hydrogen 3.061 N/A SER 10.A OG GLU 319.A OE2 no hydrogen 2.944 N/A GLN 11.A N PRO 8.A O no hydrogen 3.281 N/A LYS 12.A N SER 9.A O no hydrogen 3.020 N/A LYS 12.A NZ ASN 48.A OD1 no hydrogen 3.510 N/A LYS 12.A NZ ASP 321.A O no hydrogen 3.082 N/A LYS 12.A NZ TRP 322.A O no hydrogen 3.184 N/A ALA 13.A N SER 10.A O no hydrogen 3.057 N/A ASN 15.A ND2 THR 21.A OG1 no hydrogen 3.214 N/A ASN 17.A N ASN 15.A OD1 no hydrogen 2.883 N/A ASN 17.A ND2 LEU 50.A O no hydrogen 3.367 N/A ASN 17.A ND2 LYS 55.A O no hydrogen 3.342 N/A ILE 20.A N ASN 17.A O no hydrogen 2.845 N/A THR 21.A N ASN 17.A O no hydrogen 2.942 N/A THR 21.A OG1 LEU 18.A O no hydrogen 3.407 N/A GLU 22.A N LEU 18.A O no hydrogen 2.896 N/A LYS 23.A N ILE 20.A O no hydrogen 3.124 N/A LEU 24.A N ILE 20.A O no hydrogen 3.068 N/A GLU 25.A N THR 21.A O no hydrogen 2.912 N/A VAL 26.A N LYS 23.A O no hydrogen 3.196 N/A LEU 27.A N LYS 23.A O no hydrogen 3.436 N/A ALA 28.A N LEU 24.A O no hydrogen 2.808 N/A LYS 29.A N GLU 25.A O no hydrogen 2.964 N/A ALA 30.A N VAL 26.A O no hydrogen 3.100 N/A TYR 31.A N LEU 27.A O no hydrogen 2.949 N/A SER 32.A N ALA 28.A O no hydrogen 2.938 N/A VAL 33.A N LYS 29.A O no hydrogen 2.957 N/A GLN 34.A N ALA 30.A O no hydrogen 3.152 N/A GLN 34.A NE2 ALA 30.A O no hydrogen 3.185 N/A GLY 35.A N SER 32.A O no hydrogen 2.906 N/A ASP 36.A N TYR 31.A O no hydrogen 2.886 N/A ARG 39.A N ASP 36.A OD1 no hydrogen 3.479 N/A ARG 39.A NE ASP 36.A OD2 no hydrogen 2.760 N/A ALA 40.A N ASP 36.A O no hydrogen 3.011 N/A LEU 41.A N LYS 37.A O no hydrogen 2.907 N/A GLY 42.A N TRP 38.A O no hydrogen 3.018 N/A TYR 43.A N ARG 39.A O no hydrogen 3.020 N/A ALA 44.A N ALA 40.A O no hydrogen 2.848 N/A LYS 45.A N LEU 41.A O no hydrogen 2.963 N/A ALA 46.A N GLY 42.A O no hydrogen 2.988 N/A ILE 47.A N TYR 43.A O no hydrogen 2.874 N/A ASN 48.A N ALA 44.A O no hydrogen 3.090 N/A ASN 48.A ND2 TRP 322.A O no hydrogen 3.180 N/A ALA 49.A N LYS 45.A O no hydrogen 2.933 N/A LEU 50.A N ALA 46.A O no hydrogen 2.873 N/A LYS 51.A N ILE 47.A O no hydrogen 2.800 N/A LYS 51.A NZ GLU 25.A OE2 no hydrogen 3.175 N/A SER 52.A N ASN 48.A O no hydrogen 3.120 N/A SER 52.A OG ASN 48.A O no hydrogen 3.071 N/A SER 52.A OG ALA 49.A O no hydrogen 3.375 N/A PHE 53.A N ALA 49.A O no hydrogen 3.149 N/A LYS 55.A NZ PRO 56.A O no hydrogen 2.951 N/A LYS 55.A NZ GLU 62.A OE1 no hydrogen 3.467 N/A LYS 55.A NZ GLU 62.A OE2 no hydrogen 2.948 N/A VAL 57.A N ASN 17.A OD1 no hydrogen 2.827 N/A THR 58.A N GLU 62.A OE1 no hydrogen 2.957 N/A THR 58.A OG1 GLU 62.A OE1 no hydrogen 2.855 N/A GLU 62.A N SER 59.A OG no hydrogen 2.972 N/A ALA 63.A N SER 59.A O no hydrogen 2.994 N/A CYS 64.A N TYR 60.A O no hydrogen 3.205 N/A SER 65.A N GLN 61.A O no hydrogen 3.275 N/A SER 65.A N GLU 62.A O no hydrogen 3.260 N/A SER 65.A OG GLU 62.A O no hydrogen 2.668 N/A ILE 66.A N ALA 63.A O no hydrogen 2.945 N/A ILE 69.A N ILE 66.A O no hydrogen 3.123 N/A ALA 74.A N GLY 70.A O no hydrogen 2.765 N/A GLU 75.A N LYS 71.A O no hydrogen 2.938 N/A LYS 76.A N ARG 72.A O no hydrogen 3.241 N/A LYS 76.A NZ ARG 72.A O no hydrogen 3.563 N/A ILE 77.A N MET 73.A O no hydrogen 3.031 N/A ILE 78.A N ALA 74.A O no hydrogen 2.927 N/A GLU 79.A N GLU 75.A O no hydrogen 3.093 N/A ILE 80.A N LYS 76.A O no hydrogen 3.154 N/A LEU 81.A N ILE 77.A O no hydrogen 3.099 N/A GLU 82.A N ILE 78.A O no hydrogen 2.970 N/A SER 83.A N GLU 79.A O no hydrogen 2.952 N/A SER 83.A OG GLU 79.A O no hydrogen 2.579 N/A SER 83.A OG HIS 85.A O no hydrogen 3.121 N/A GLY 84.A N ILE 80.A O no hydrogen 2.810 N/A ARG 87.A N GLU 79.A OE2 no hydrogen 2.912 N/A LEU 89.A N LEU 86.A O no hydrogen 2.983 N/A ASP 90.A N ARG 87.A O no hydrogen 2.832 N/A HIS 91.A N LYS 88.A O no hydrogen 2.873 N/A SER 93.A OG SER 95.A OG no hydrogen 2.811 N/A SER 95.A N SER 93.A OG no hydrogen 3.233 N/A SER 95.A OG SER 93.A OG no hydrogen 2.811 N/A VAL 96.A N SER 93.A O no hydrogen 3.187 N/A LEU 99.A N SER 95.A O no hydrogen 2.887 N/A GLU 100.A N VAL 96.A O no hydrogen 2.823 N/A LEU 101.A N PRO 97.A O no hydrogen 3.000 N/A PHE 102.A N VAL 98.A O no hydrogen 2.975 N/A SER 103.A N LEU 99.A O no hydrogen 2.920 N/A SER 103.A OG LEU 99.A O no hydrogen 2.906 N/A SER 103.A OG GLU 100.A O no hydrogen 3.542 N/A ASN 104.A N GLU 100.A O no hydrogen 3.117 N/A ILE 105.A N PHE 102.A O no hydrogen 3.003 N/A ALA 108.A N ILE 105.A O no hydrogen 2.975 N/A THR 110.A OG1.A VAL 33.A O no hydrogen 3.112 N/A THR 110.A OG1.B SER 32.A O no hydrogen 3.384 N/A THR 110.A OG1.B VAL 33.A O no hydrogen 3.258 N/A ALA 113.A N GLY 109.A O no hydrogen 2.932 N/A GLN 114.A N THR 110.A O.A no hydrogen 2.908 N/A GLN 114.A N THR 110.A O.B no hydrogen 2.818 N/A GLN 114.A NE2 GLN 34.A O no hydrogen 3.502 N/A MET 115.A N LYS 111.A O no hydrogen 3.086 N/A TRP 116.A N THR 112.A O no hydrogen 2.935 N/A TYR 117.A N ALA 113.A O no hydrogen 2.894 N/A GLN 118.A N.A GLN 114.A O no hydrogen 2.841 N/A GLN 118.A N.B GLN 114.A O no hydrogen 2.833 N/A GLN 119.A N MET 115.A O no hydrogen 2.925 N/A GLY 120.A N TYR 117.A O no hydrogen 3.047 N/A PHE 121.A N TRP 116.A O no hydrogen 3.131 N/A ARG 122.A N ASP 126.A OD2 no hydrogen 2.936 N/A ARG 122.A NH1 TYR 117.A O no hydrogen 2.964 N/A ARG 122.A NH1 PHE 121.A O no hydrogen 2.911 N/A ASP 126.A N SER 123.A OG no hydrogen 3.030 N/A ILE 127.A N SER 123.A O no hydrogen 3.120 N/A ARG 128.A N LEU 124.A O no hydrogen 2.732 N/A ARG 128.A NE GLU 125.A OE1 no hydrogen 3.217 N/A ARG 128.A NE GLU 125.A OE2 no hydrogen 3.412 N/A ARG 128.A NH2 GLU 125.A OE2 no hydrogen 2.760 N/A SER 129.A N GLU 125.A O no hydrogen 2.981 N/A SER 129.A OG GLU 125.A O no hydrogen 3.006 N/A GLN 130.A N ASP 126.A O no hydrogen 2.854 N/A ALA 131.A N ILE 127.A O no hydrogen 3.053 N/A THR 134.A N GLN 137.A OE1 no hydrogen 2.950 N/A GLN 136.A NE2 LEU 225.A O no hydrogen 3.255 N/A GLN 137.A N THR 134.A OG1 no hydrogen 3.050 N/A GLN 137.A NE2 GLY 107.A O no hydrogen 2.978 N/A ALA 138.A N THR 134.A O no hydrogen 2.938 N/A ILE 139.A N THR 135.A O no hydrogen 3.285 N/A GLY 140.A N GLN 136.A O no hydrogen 2.929 N/A LEU 141.A N GLN 137.A O no hydrogen 2.842 N/A LYS 142.A N ALA 138.A O no hydrogen 3.029 N/A LYS 142.A NZ ASP 223.A OD2 no hydrogen 2.835 N/A HIS 143.A N ILE 139.A O no hydrogen 3.020 N/A HIS 143.A N GLY 140.A O no hydrogen 3.242 N/A HIS 143.A ND1 ASP 146.A OD2 no hydrogen 2.921 N/A HIS 143.A NE2 ASP 223.A OD2 no hydrogen 2.921 N/A TYR 144.A N LEU 141.A O no hydrogen 3.076 N/A TYR 144.A OH LEU 101.A O no hydrogen 2.677 N/A PHE 147.A N HIS 143.A O no hydrogen 2.906 N/A LEU 148.A N SER 145.A O no hydrogen 3.083 N/A GLU 149.A N ASP 146.A O no hydrogen 3.220 N/A ARG 150.A NE THR 188.A OG1 no hydrogen 3.071 N/A ARG 150.A NH2 THR 188.A O no hydrogen 3.001 N/A MET 151.A N CYS 189.A O no hydrogen 2.868 N/A ARG 153.A N ALA 187.A O no hydrogen 2.943 N/A ARG 153.A NH1 TYR 182.A O no hydrogen 2.929 N/A ARG 153.A NH1 LYS 186.A O no hydrogen 2.856 N/A ARG 153.A NH2 TYR 182.A O no hydrogen 3.207 N/A GLU 155.A N PRO 152.A O.A no hydrogen 2.742 N/A GLU 155.A N PRO 152.A O.B no hydrogen 2.831 N/A ALA 156.A N PRO 152.A O.A no hydrogen 3.313 N/A ALA 156.A N PRO 152.A O.B no hydrogen 3.284 N/A THR 157.A N ARG 153.A O no hydrogen 2.948 N/A THR 157.A OG1 ARG 153.A O no hydrogen 3.256 N/A THR 157.A OG1 TYR 182.A OH no hydrogen 2.579 N/A GLU 158.A N GLU 154.A O no hydrogen 3.310 N/A ILE 159.A N GLU 155.A O no hydrogen 2.997 N/A GLU 160.A N ALA 156.A O no hydrogen 2.811 N/A GLN 161.A N THR 157.A O no hydrogen 2.877 N/A GLN 161.A NE2 GLU 160.A OE1 no hydrogen 3.037 N/A THR 162.A N GLU 158.A O no hydrogen 2.959 N/A THR 162.A OG1 GLU 158.A O no hydrogen 2.878 N/A VAL 163.A N ILE 159.A O no hydrogen 3.058 N/A GLN 164.A N GLU 160.A O no hydrogen 2.822 N/A GLN 164.A NE2 GLU 160.A OE2 no hydrogen 2.650 N/A LYS 165.A N GLN 161.A O no hydrogen 2.932 N/A ALA 166.A N THR 162.A O no hydrogen 3.259 N/A ALA 167.A N VAL 163.A O no hydrogen 2.866 N/A GLN 168.A N GLN 164.A O no hydrogen 2.771 N/A GLN 168.A NE2 LEU 174.A O no hydrogen 2.881 N/A ALA 169.A N LYS 165.A O no hydrogen 3.131 N/A PHE 170.A N ALA 167.A O no hydrogen 2.794 N/A ASN 171.A N ALA 167.A O no hydrogen 3.389 N/A GLY 173.A N ASN 171.A OD1 no hydrogen 2.712 N/A LEU 174.A N ASN 171.A O no hydrogen 3.096 N/A LEU 175.A N THR 197.A O no hydrogen 2.891 N/A VAL 177.A N LEU 195.A O no hydrogen 2.891 N/A CYS 179.A N ASP 193.A O no hydrogen 2.670 N/A CYS 179.A SG VAL 177.A O no hydrogen 3.683 N/A GLY 180.A N PHE 264.A O no hydrogen 2.723 N/A TYR 182.A OH THR 157.A OG1 no hydrogen 2.579 N/A ARG 183.A N CYS 179.A O no hydrogen 3.063 N/A ARG 183.A NH1 THR 265.A OG1 no hydrogen 2.818 N/A ARG 183.A NH1 GLU 303.A OE1 no hydrogen 3.427 N/A ARG 183.A NH1 GLU 303.A OE2 no hydrogen 2.987 N/A ARG 183.A NH2 GLU 303.A OE1 no hydrogen 2.944 N/A ARG 184.A N GLY 180.A O no hydrogen 3.140 N/A ARG 184.A NE ASP 321.A OD1 no hydrogen 2.975 N/A ARG 184.A NH1 THR 265.A O no hydrogen 2.787 N/A ARG 184.A NH2 ASP 321.A OD1 no hydrogen 3.045 N/A GLY 185.A N TYR 182.A O no hydrogen 2.972 N/A LYS 186.A N SER 181.A O no hydrogen 3.134 N/A LYS 186.A NZ ASP 321.A OD2 no hydrogen 3.320 N/A CYS 189.A N MET 151.A O no hydrogen 2.889 N/A CYS 189.A SG SER 181.A OG no hydrogen 3.764 N/A VAL 192.A N ARG 246.A O no hydrogen 3.182 N/A VAL 194.A N ASP 248.A O no hydrogen 2.835 N/A LEU 195.A N VAL 177.A O no hydrogen 2.805 N/A ILE 196.A N ILE 250.A O.A no hydrogen 2.920 N/A ILE 196.A N ILE 250.A O.B no hydrogen 2.905 N/A THR 197.A N LEU 175.A O no hydrogen 3.000 N/A THR 197.A OG1 VAL 252.A O no hydrogen 2.794 N/A HIS 198.A NE2 ASN 171.A OD1 no hydrogen 2.885 N/A ASP 200.A N HIS 198.A ND1 no hydrogen 3.121 N/A GLY 201.A N HIS 198.A O no hydrogen 3.052 N/A ARG 202.A N ASP 200.A OD1 no hydrogen 2.858 N/A SER 203.A N ASP 200.A OD1 no hydrogen 2.786 N/A SER 203.A OG ASP 200.A OD1 no hydrogen 3.360 N/A SER 203.A OG ASP 200.A OD2 no hydrogen 2.318 N/A ARG 205.A N ARG 202.A O no hydrogen 3.113 N/A ILE 207.A N HIS 204.A O no hydrogen 3.435 N/A SER 209.A OG GLY 206.A O no hydrogen 3.418 N/A LEU 211.A N ILE 207.A O no hydrogen 2.600 N/A LEU 212.A N PHE 208.A O no hydrogen 3.144 N/A ASP 213.A N SER 209.A O no hydrogen 3.176 N/A SER 214.A N ARG 210.A O no hydrogen 2.920 N/A LEU 215.A N LEU 211.A O no hydrogen 2.918 N/A ARG 216.A N LEU 212.A O no hydrogen 2.785 N/A ARG 216.A NE ASP 224.A OD2 no hydrogen 3.263 N/A ARG 216.A NH2 ASP 224.A OD2 no hydrogen 2.678 N/A GLN 217.A N ASP 213.A O no hydrogen 2.909 N/A GLU 218.A N SER 214.A O no hydrogen 3.228 N/A GLY 219.A N ARG 216.A O no hydrogen 2.731 N/A PHE 220.A N LEU 215.A O no hydrogen 3.011 N/A THR 222.A N VAL 234.A O no hydrogen 2.766 N/A THR 222.A OG1 HIS 244.A ND1 no hydrogen 3.082 N/A LEU 225.A N LEU 232.A O no hydrogen 2.837 N/A VAL 226.A N LEU 232.A O no hydrogen 2.887 N/A TYR 231.A N ILE 249.A O no hydrogen 3.023 N/A TYR 231.A OH ASP 224.A OD1 no hydrogen 2.656 N/A LEU 232.A N VAL 226.A O no hydrogen 2.828 N/A GLY 233.A N LEU 247.A O no hydrogen 2.812 N/A VAL 234.A N ASP 223.A O no hydrogen 2.824 N/A CYS 235.A N ARG 245.A O no hydrogen 2.867 N/A CYS 235.A SG ARG 245.A O no hydrogen 3.743 N/A ARG 236.A N PHE 220.A O no hydrogen 3.008 N/A ARG 242.A NH1 GLU 158.A OE1 no hydrogen 3.098 N/A ARG 242.A NH2 GLU 158.A OE1 no hydrogen 3.456 N/A ARG 242.A NH2 GLU 158.A OE2 no hydrogen 2.904 N/A ARG 243.A NH2 ASP 146.A OD1 no hydrogen 3.357 N/A HIS 244.A ND1 THR 222.A OG1 no hydrogen 3.082 N/A ARG 245.A N CYS 235.A O no hydrogen 2.816 N/A ARG 245.A NE GLU 155.A OE1 no hydrogen 3.292 N/A ARG 245.A NE GLU 155.A OE2 no hydrogen 3.074 N/A ARG 245.A NH2 GLU 155.A OE1 no hydrogen 2.954 N/A ARG 246.A NH1 GLY 233.A O no hydrogen 2.942 N/A ARG 246.A NH1 LEU 247.A O no hydrogen 3.299 N/A ARG 246.A NH1 ASP 248.A OD1 no hydrogen 2.739 N/A ARG 246.A NH2 ASP 248.A OD1 no hydrogen 2.819 N/A ARG 246.A NH2 ASP 248.A OD2 no hydrogen 3.341 N/A LEU 247.A N GLY 233.A O no hydrogen 2.948 N/A ASP 248.A N VAL 192.A O no hydrogen 2.883 N/A ILE 249.A N TYR 231.A O no hydrogen 2.896 N/A ILE 250.A N.A VAL 194.A O no hydrogen 3.003 N/A ILE 250.A N.B VAL 194.A O no hydrogen 2.998 N/A VAL 252.A N ILE 196.A O no hydrogen 2.926 N/A GLU 256.A N PRO 253.A O no hydrogen 2.985 N/A PHE 257.A N TYR 254.A O no hydrogen 3.020 N/A CYS 259.A SG THR 300.A OG1 no hydrogen 3.578 N/A ALA 260.A N GLU 256.A O no hydrogen 2.879 N/A LEU 261.A N PHE 257.A O no hydrogen 2.753 N/A LEU 262.A N ALA 258.A O no hydrogen 2.892 N/A TYR 263.A N CYS 259.A O no hydrogen 2.910 N/A PHE 264.A N ALA 260.A O no hydrogen 2.891 N/A THR 265.A N LEU 261.A O no hydrogen 2.981 N/A THR 265.A OG1 LEU 261.A O no hydrogen 2.801 N/A GLY 266.A N LEU 262.A O no hydrogen 3.248 N/A SER 267.A N ARG 320.A O no hydrogen 2.963 N/A SER 267.A OG ARG 320.A O no hydrogen 3.182 N/A SER 267.A OG TRP 322.A OXT no hydrogen 2.673 N/A PHE 270.A N SER 267.A OG no hydrogen 3.034 N/A ASN 271.A N SER 267.A O no hydrogen 2.846 N/A ASN 271.A ND2 TYR 263.A O no hydrogen 2.887 N/A ARG 272.A N ALA 268.A O no hydrogen 2.958 N/A SER 273.A N HIS 269.A O no hydrogen 3.006 N/A MET 274.A N PHE 270.A O no hydrogen 2.915 N/A ARG 275.A N ASN 271.A O no hydrogen 2.812 N/A ALA 276.A N ARG 272.A O no hydrogen 2.896 N/A LEU 277.A N SER 273.A O no hydrogen 2.936 N/A ALA 278.A N MET 274.A O no hydrogen 2.916 N/A LYS 279.A N ARG 275.A O no hydrogen 3.056 N/A THR 280.A N ALA 276.A O no hydrogen 3.188 N/A THR 280.A OG1 LEU 277.A O no hydrogen 2.754 N/A LYS 281.A N LEU 277.A O no hydrogen 3.306 N/A LYS 281.A N ALA 278.A O no hydrogen 3.044 N/A GLY 282.A N LYS 279.A O no hydrogen 3.106 N/A MET 283.A N ALA 278.A O no hydrogen 2.859 N/A SER 284.A N SER 291.A O no hydrogen 2.745 N/A SER 286.A N ALA 289.A O no hydrogen 2.991 N/A SER 286.A OG ALA 289.A O no hydrogen 3.568 N/A GLU 287.A N GLU 287.A OE1 no hydrogen 2.625 N/A HIS 288.A N SER 286.A OG no hydrogen 2.956 N/A HIS 288.A ND1 GLU 256.A OE1 no hydrogen 2.909 N/A ALA 289.A N SER 286.A OG no hydrogen 3.326 N/A SER 291.A N SER 284.A O no hydrogen 2.945 N/A THR 292.A N ARG 296.A O no hydrogen 2.837 N/A ALA 293.A N GLY 282.A O no hydrogen 2.828 N/A ARG 296.A N THR 292.A OG1 no hydrogen 2.823 N/A LEU 298.A N LEU 290.A O no hydrogen 2.829 N/A THR 302.A N ASP 305.A OD2 no hydrogen 3.096 N/A THR 302.A OG1 ASP 305.A OD2 no hydrogen 3.005 N/A ASP 305.A N THR 302.A O no hydrogen 2.959 N/A ASP 305.A N THR 302.A OG1 no hydrogen 3.411 N/A VAL 306.A N GLU 303.A O no hydrogen 2.961 N/A PHE 307.A N GLU 303.A O no hydrogen 3.310 N/A ARG 308.A N LYS 304.A O no hydrogen 2.924 N/A ARG 308.A NH2 ASP 305.A OD1 no hydrogen 2.936 N/A LEU 309.A N ASP 305.A O no hydrogen 2.989 N/A LEU 310.A N VAL 306.A O no hydrogen 3.197 N/A LEU 310.A N PHE 307.A O no hydrogen 3.140 N/A GLY 311.A N ARG 308.A O no hydrogen 3.015 N/A LEU 312.A N PHE 307.A O no hydrogen 2.910 N/A ARG 315.A NH2 ALA 6.A O no hydrogen 2.821 N/A GLU 319.A N GLU 316.A O no hydrogen 2.863 N/A ARG 320.A N PRO 317.A O no hydrogen 3.000 N/A ARG 320.A NE ARG 315.A O no hydrogen 2.919 N/A ARG 320.A NH1 GLU 303.A OE2 no hydrogen 2.874 N/A ARG 320.A NH2 GLU 303.A OE1 no hydrogen 3.050 N/A ARG 320.A NH2 ARG 315.A O no hydrogen 3.021 N/A ASP 321.A N SER 9.A OG no hydrogen 2.991 N/A TRP 322.A NE1 GLN 7.A O no hydrogen 3.298 N/A