Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2ped_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): ASN 2.A ND2 GLY 280.A O no hydrogen 2.663 N/A THR 4.A N VAL 11.A O no hydrogen 2.820 N/A THR 4.A OG1 PHE 13.A O no hydrogen 2.813 N/A GLY 6.A N PHE 9.A O no hydrogen 2.773 N/A VAL 11.A N THR 4.A O no hydrogen 2.977 N/A SER 14.A OG MET 1.A O no hydrogen 3.229 N/A GLY 18.A N ASN 15.A O no hydrogen 2.909 N/A VAL 20.A N ASN 15.A OD1 no hydrogen 2.773 N/A ARG 21.A N TYR 30.A OH no hydrogen 3.210 N/A SER 22.A OG GLU 25.A OE2 no hydrogen 3.497 N/A PHE 24.A N SER 22.A OG no hydrogen 3.025 N/A GLU 25.A N SER 22.A O no hydrogen 2.929 N/A ALA 26.A N SER 22.A O no hydrogen 3.169 N/A GLN 28.A N GLY 101.A O no hydrogen 3.036 N/A GLN 28.A NE2 ARG 21.A O no hydrogen 2.871 N/A GLN 28.A NE2 ALA 26.A O no hydrogen 2.825 N/A TYR 30.A OH ARG 21.A O no hydrogen 3.347 N/A TYR 30.A OH GLN 28.A OE1 no hydrogen 2.758 N/A LEU 31.A N GLN 28.A O no hydrogen 2.817 N/A PHE 37.A N PRO 34.A O no hydrogen 2.955 N/A SER 38.A N PRO 34.A O no hydrogen 3.154 N/A SER 38.A OG PRO 34.A O no hydrogen 3.550 N/A MET 39.A N TRP 35.A O no hydrogen 2.774 N/A LEU 40.A N GLN 36.A O no hydrogen 3.142 N/A ALA 41.A N PHE 37.A O no hydrogen 2.894 N/A ALA 42.A N SER 38.A O no hydrogen 2.611 N/A TYR 43.A N MET 39.A O no hydrogen 2.846 N/A TYR 43.A OH PHE 293.A O no hydrogen 2.549 N/A MET 44.A N LEU 40.A O no hydrogen 2.878 N/A PHE 45.A N ALA 41.A O no hydrogen 3.058 N/A LEU 46.A N ALA 42.A O no hydrogen 3.066 N/A LEU 47.A N TYR 43.A O no hydrogen 2.867 N/A ILE 48.A N MET 44.A O no hydrogen 2.892 N/A MET 49.A N PHE 45.A O no hydrogen 2.962 N/A LEU 50.A N LEU 47.A O no hydrogen 3.271 N/A GLY 51.A N LEU 47.A O no hydrogen 2.649 N/A PHE 52.A N ILE 48.A O no hydrogen 3.023 N/A ILE 54.A N LEU 50.A O no hydrogen 3.285 N/A ASN 55.A N GLY 51.A O no hydrogen 3.205 N/A ASN 55.A N PHE 52.A O no hydrogen 3.216 N/A ASN 55.A ND2 GLY 51.A O no hydrogen 2.999 N/A ASN 55.A ND2 ALA 299.A O no hydrogen 2.774 N/A PHE 56.A N PHE 52.A O no hydrogen 2.837 N/A LEU 57.A N PRO 53.A O no hydrogen 2.765 N/A THR 58.A N ILE 54.A O no hydrogen 3.429 N/A THR 58.A OG1 ILE 54.A O no hydrogen 2.873 N/A LEU 59.A N ASN 55.A O no hydrogen 3.041 N/A TYR 60.A N PHE 56.A O no hydrogen 2.666 N/A VAL 61.A N LEU 57.A O no hydrogen 2.979 N/A THR 62.A N THR 58.A O no hydrogen 3.020 N/A THR 62.A OG1 THR 58.A O no hydrogen 3.156 N/A VAL 63.A N LEU 59.A O no hydrogen 3.271 N/A GLN 64.A N TYR 60.A O no hydrogen 3.111 N/A GLN 64.A NE2 HIS 65.A NE2 no hydrogen 2.979 N/A HIS 65.A N VAL 61.A O no hydrogen 3.081 N/A HIS 65.A ND1 VAL 337.A O no hydrogen 2.355 N/A HIS 65.A NE2 THR 320.A OG1 no hydrogen 2.914 N/A LYS 66.A N SER 338.A O no hydrogen 2.754 N/A LYS 66.A NZ VAL 63.A O no hydrogen 3.183 N/A LYS 67.A NZ GLN 344.A O no hydrogen 3.239 N/A LEU 68.A N HIS 65.A O no hydrogen 3.076 N/A ARG 69.A NH1 THR 62.A O no hydrogen 2.880 N/A ARG 69.A NH1 HIS 65.A O no hydrogen 3.057 N/A ARG 69.A NH1 LEU 68.A O no hydrogen 2.450 N/A ARG 69.A NH2 THR 62.A O no hydrogen 3.534 N/A ARG 69.A NH2 VAL 63.A O no hydrogen 3.188 N/A ASN 73.A N THR 70.A OG1 no hydrogen 3.094 N/A TYR 74.A N THR 70.A O no hydrogen 3.002 N/A TYR 74.A OH GLU 150.A OE1 no hydrogen 3.028 N/A ILE 75.A N PRO 71.A O no hydrogen 2.885 N/A LEU 76.A N LEU 72.A O no hydrogen 2.810 N/A LEU 77.A N ASN 73.A O no hydrogen 2.960 N/A ASN 78.A N TYR 74.A O no hydrogen 2.794 N/A ASN 78.A ND2 THR 160.A OG1 no hydrogen 3.249 N/A LEU 79.A N ILE 75.A O no hydrogen 2.931 N/A ALA 80.A N LEU 76.A O no hydrogen 3.152 N/A VAL 81.A N LEU 77.A O no hydrogen 3.214 N/A ALA 82.A N ASN 78.A O no hydrogen 3.099 N/A ASP 83.A N LEU 79.A O no hydrogen 2.690 N/A LEU 84.A N ALA 80.A O no hydrogen 2.981 N/A PHE 85.A N VAL 81.A O no hydrogen 3.012 N/A MET 86.A N ALA 82.A O no hydrogen 2.884 N/A VAL 87.A N ASP 83.A O no hydrogen 2.972 N/A PHE 88.A N LEU 84.A O no hydrogen 2.989 N/A GLY 90.A N MET 86.A O no hydrogen 3.066 N/A PHE 91.A N MET 86.A O no hydrogen 2.889 N/A THR 92.A N VAL 87.A O no hydrogen 3.146 N/A THR 92.A OG1 PHE 88.A O no hydrogen 2.599 N/A THR 94.A N GLY 90.A O no hydrogen 2.935 N/A LEU 95.A N PHE 91.A O no hydrogen 2.879 N/A TYR 96.A N THR 92.A O no hydrogen 3.203 N/A THR 97.A N THR 93.A O no hydrogen 2.797 N/A THR 97.A OG1 THR 93.A O no hydrogen 3.066 N/A SER 98.A N THR 94.A O no hydrogen 3.306 N/A SER 98.A OG THR 94.A O no hydrogen 2.719 N/A LEU 99.A N LEU 95.A O no hydrogen 3.039 N/A HIS 100.A N TYR 96.A O no hydrogen 3.264 N/A HIS 100.A N THR 97.A O no hydrogen 3.231 N/A GLY 101.A N THR 97.A O no hydrogen 2.866 N/A GLY 101.A N SER 98.A O no hydrogen 3.169 N/A PHE 103.A N PRO 23.A O no hydrogen 2.864 N/A GLY 106.A N PHE 103.A O no hydrogen 2.848 N/A GLY 109.A N PHE 105.A O no hydrogen 3.347 N/A CYS 110.A N GLY 106.A O no hydrogen 3.174 N/A ASN 111.A N PRO 107.A O no hydrogen 2.823 N/A LEU 112.A N THR 108.A O no hydrogen 2.819 N/A GLU 113.A N GLY 109.A O no hydrogen 2.991 N/A GLY 114.A N CYS 110.A O no hydrogen 2.966 N/A PHE 115.A N ASN 111.A O no hydrogen 2.760 N/A PHE 116.A N LEU 112.A O no hydrogen 3.246 N/A ALA 117.A N GLU 113.A O no hydrogen 3.287 N/A THR 118.A N GLY 114.A O no hydrogen 3.017 N/A THR 118.A OG1 GLY 114.A O no hydrogen 2.853 N/A LEU 119.A N PHE 115.A O no hydrogen 2.762 N/A GLY 120.A N PHE 116.A O no hydrogen 2.860 N/A GLY 121.A N ALA 117.A O no hydrogen 2.961 N/A GLU 122.A N THR 118.A O no hydrogen 2.834 N/A ILE 123.A N LEU 119.A O no hydrogen 3.077 N/A ALA 124.A N GLY 120.A O no hydrogen 3.314 N/A LEU 125.A N GLY 121.A O no hydrogen 2.836 N/A TRP 126.A N GLU 122.A O no hydrogen 2.685 N/A SER 127.A N ILE 123.A O no hydrogen 2.782 N/A SER 127.A OG ILE 123.A O no hydrogen 2.954 N/A LEU 128.A N ALA 124.A O no hydrogen 2.955 N/A LEU 128.A N LEU 125.A O no hydrogen 3.136 N/A VAL 129.A N TRP 126.A O no hydrogen 3.251 N/A VAL 130.A N TRP 126.A O no hydrogen 3.382 N/A LEU 131.A N SER 127.A O no hydrogen 3.115 N/A ALA 132.A N LEU 128.A O no hydrogen 2.924 N/A ILE 133.A N VAL 129.A O no hydrogen 2.721 N/A GLU 134.A N VAL 130.A O no hydrogen 2.883 N/A ARG 135.A N LEU 131.A O no hydrogen 2.785 N/A ARG 135.A NE GLU 134.A OE1 no hydrogen 2.791 N/A ARG 135.A NH1 GLU 247.A OE1 no hydrogen 3.341 N/A ARG 135.A NH1 THR 251.A OG1 no hydrogen 3.137 N/A ARG 135.A NH2 GLU 134.A OE1 no hydrogen 2.474 N/A ARG 135.A NH2 GLU 134.A OE2 no hydrogen 3.137 N/A TYR 136.A N ALA 132.A O no hydrogen 3.162 N/A VAL 137.A N ILE 133.A O no hydrogen 2.793 N/A VAL 138.A N GLU 134.A O no hydrogen 3.090 N/A VAL 139.A N ARG 135.A O no hydrogen 3.101 N/A CYS 140.A N TYR 136.A O no hydrogen 2.860 N/A CYS 140.A SG GLN 225.A O no hydrogen 3.802 N/A CYS 140.A SG THR 229.A OG1 no hydrogen 3.273 N/A GLY 149.A N HIS 152.A ND1 no hydrogen 2.980 N/A ALA 153.A N GLY 149.A O no hydrogen 3.129 N/A ILE 154.A N GLU 150.A O no hydrogen 2.926 N/A MET 155.A N HIS 152.A O no hydrogen 2.924 N/A GLY 156.A N HIS 152.A O no hydrogen 3.006 N/A VAL 157.A N ALA 153.A O no hydrogen 2.917 N/A ALA 158.A N ILE 154.A O no hydrogen 3.166 N/A PHE 159.A N MET 155.A O no hydrogen 2.802 N/A THR 160.A N GLY 156.A O no hydrogen 2.981 N/A THR 160.A OG1 VAL 157.A O no hydrogen 2.872 N/A TRP 161.A N VAL 157.A O no hydrogen 3.346 N/A TRP 161.A NE1 ASN 78.A OD1 no hydrogen 2.752 N/A VAL 162.A N ALA 158.A O no hydrogen 3.052 N/A MET 163.A N PHE 159.A O no hydrogen 2.896 N/A ALA 164.A N THR 160.A O no hydrogen 2.910 N/A LEU 165.A N TRP 161.A O no hydrogen 2.751 N/A ALA 166.A N VAL 162.A O no hydrogen 2.859 N/A ALA 168.A N ALA 164.A O no hydrogen 3.135 N/A ALA 168.A N LEU 165.A O no hydrogen 3.271 N/A ALA 169.A N LEU 165.A O no hydrogen 2.879 N/A LEU 172.A N ALA 169.A O no hydrogen 2.830 N/A VAL 173.A N PRO 170.A O no hydrogen 3.098 N/A TRP 175.A N PRO 170.A O no hydrogen 3.091 N/A TRP 175.A NE1 SER 202.A OG no hydrogen 3.057 N/A SER 176.A N THR 198.A O no hydrogen 2.781 N/A SER 176.A OG ARG 177.A O no hydrogen 3.434 N/A ARG 177.A N SER 176.A OG no hydrogen 2.503 N/A ARG 177.A NE ASP 190.A OD2 no hydrogen 2.662 N/A ARG 177.A NH1 PRO 7.A O no hydrogen 2.622 N/A ARG 177.A NH2 ASP 190.A OD2 no hydrogen 3.112 N/A ARG 177.A NH2 THR 193.A OG1 no hydrogen 2.941 N/A TYR 178.A OH ALA 168.A O no hydrogen 2.680 N/A ILE 179.A N GLY 188.A O no hydrogen 2.967 N/A GLU 181.A N SER 186.A O no hydrogen 2.883 N/A MET 183.A N THR 289.A OG1 no hydrogen 3.019 N/A GLN 184.A N GLU 181.A O no hydrogen 2.750 N/A GLN 184.A NE2 GLY 182.A O no hydrogen 2.752 N/A CYS 185.A SG THR 97.A O no hydrogen 3.944 N/A CYS 185.A SG MET 183.A O no hydrogen 4.028 N/A CYS 187.A N GLU 113.A OE1 no hydrogen 2.695 N/A GLY 188.A N ILE 179.A O no hydrogen 3.152 N/A ILE 189.A N TYR 191.A OH no hydrogen 3.397 N/A TYR 191.A OH TYR 268.A OH no hydrogen 2.228 N/A TYR 192.A OH GLU 181.A OE1 no hydrogen 2.806 N/A THR 193.A N ASP 190.A OD1 no hydrogen 3.069 N/A THR 193.A OG1 ASP 190.A OD2 no hydrogen 3.229 N/A THR 198.A N HIS 195.A O no hydrogen 3.349 N/A THR 198.A OG1 GLY 174.A O no hydrogen 2.598 N/A THR 198.A OG1 SER 176.A O no hydrogen 3.545 N/A ASN 199.A N GLU 196.A O no hydrogen 2.994 N/A ASN 200.A ND2 THR 193.A O no hydrogen 3.364 N/A SER 202.A OG ASN 199.A O no hydrogen 3.111 N/A PHE 203.A N ASN 199.A O no hydrogen 3.519 N/A VAL 204.A N ASN 200.A O no hydrogen 3.208 N/A TYR 206.A N SER 202.A O no hydrogen 2.981 N/A TYR 206.A OH ALA 166.A O no hydrogen 3.140 N/A MET 207.A N PHE 203.A O no hydrogen 2.762 N/A PHE 208.A N VAL 204.A O no hydrogen 2.879 N/A VAL 209.A N ILE 205.A O no hydrogen 2.960 N/A VAL 209.A N TYR 206.A O no hydrogen 3.053 N/A VAL 210.A N TYR 206.A O no hydrogen 2.796 N/A HIS 211.A N MET 207.A O no hydrogen 3.024 N/A HIS 211.A NE2 TYR 206.A OH no hydrogen 3.193 N/A PHE 212.A N VAL 209.A O no hydrogen 3.427 N/A ILE 213.A N PHE 208.A O no hydrogen 3.286 N/A ILE 214.A N VAL 209.A O no hydrogen 3.047 N/A LEU 216.A N PHE 212.A O no hydrogen 3.008 N/A ILE 217.A N ILE 213.A O no hydrogen 2.989 N/A VAL 218.A N ILE 214.A O no hydrogen 3.025 N/A ILE 219.A N PRO 215.A O no hydrogen 3.014 N/A PHE 220.A N LEU 216.A O no hydrogen 2.518 N/A PHE 221.A N ILE 217.A O no hydrogen 2.653 N/A CYS 222.A N VAL 218.A O no hydrogen 2.913 N/A CYS 222.A SG ALA 132.A O no hydrogen 2.714 N/A GLY 224.A N PHE 220.A O no hydrogen 3.281 N/A GLY 224.A N PHE 221.A O no hydrogen 2.756 N/A GLN 225.A N CYS 222.A O no hydrogen 2.968 N/A GLN 225.A NE2 PHE 221.A O no hydrogen 3.274 N/A LEU 226.A N CYS 222.A O no hydrogen 3.306 N/A ALA 235.A N GLU 239.A OE2 no hydrogen 2.600 N/A GLN 237.A NE2 GLN 236.A OE1 no hydrogen 3.446 N/A SER 240.A OG GLU 239.A O no hydrogen 2.416 N/A LYS 245.A N ALA 241.A O no hydrogen 2.953 N/A LYS 245.A NZ LYS 245.A O no hydrogen 3.018 N/A ALA 246.A N THR 242.A O no hydrogen 3.064 N/A GLU 247.A N THR 243.A O no hydrogen 3.071 N/A GLU 247.A N GLN 244.A O no hydrogen 2.950 N/A LYS 248.A N GLN 244.A O no hydrogen 3.227 N/A LYS 248.A N LYS 245.A O no hydrogen 2.967 N/A LYS 248.A NZ GLU 239.A OE2 no hydrogen 3.547 N/A LYS 248.A NZ GLN 244.A OE1 no hydrogen 3.342 N/A VAL 250.A N ALA 246.A O no hydrogen 3.521 N/A THR 251.A OG1 GLU 247.A O no hydrogen 3.231 N/A ARG 252.A N LYS 248.A O no hydrogen 3.120 N/A MET 253.A N GLU 249.A O no hydrogen 3.251 N/A VAL 254.A N VAL 250.A O no hydrogen 3.020 N/A ILE 255.A N THR 251.A O no hydrogen 2.911 N/A ILE 256.A N ARG 252.A O no hydrogen 2.793 N/A MET 257.A N MET 253.A O no hydrogen 2.651 N/A VAL 258.A N VAL 254.A O no hydrogen 3.283 N/A VAL 258.A N ILE 255.A O no hydrogen 2.790 N/A ILE 259.A N ILE 255.A O no hydrogen 3.110 N/A ALA 260.A N ILE 256.A O no hydrogen 2.881 N/A PHE 261.A N MET 257.A O no hydrogen 3.038 N/A LEU 262.A N VAL 258.A O no hydrogen 2.860 N/A ILE 263.A N ILE 259.A O no hydrogen 2.961 N/A CYS 264.A N ALA 260.A O no hydrogen 3.259 N/A CYS 264.A SG PHE 294.A O no hydrogen 4.022 N/A CYS 264.A SG ALA 295.A O no hydrogen 3.587 N/A CYS 264.A SG THR 297.A OG1 no hydrogen 3.173 N/A TRP 265.A N LEU 262.A O no hydrogen 3.016 N/A LEU 266.A N LEU 262.A O no hydrogen 2.769 N/A TYR 268.A OH GLU 181.A OE2 no hydrogen 2.639 N/A TYR 268.A OH TYR 191.A OH no hydrogen 2.228 N/A ALA 269.A N TRP 265.A O no hydrogen 2.825 N/A GLY 270.A N LEU 266.A O no hydrogen 2.589 N/A VAL 271.A N PRO 267.A O no hydrogen 3.128 N/A ALA 272.A N TYR 268.A O no hydrogen 2.844 N/A PHE 273.A N ALA 269.A O no hydrogen 2.733 N/A TYR 274.A N GLY 270.A O no hydrogen 2.903 N/A ILE 275.A N VAL 271.A O no hydrogen 3.032 N/A PHE 276.A N ALA 272.A O no hydrogen 3.056 N/A THR 277.A N PHE 273.A O no hydrogen 3.012 N/A THR 277.A N TYR 274.A O no hydrogen 2.795 N/A THR 277.A OG1 PHE 273.A O no hydrogen 3.228 N/A THR 277.A OG1 TYR 274.A O no hydrogen 2.767 N/A THR 277.A OG1 HIS 278.A ND1 no hydrogen 2.650 N/A HIS 278.A N ILE 275.A O no hydrogen 2.492 N/A HIS 278.A ND1 TYR 274.A O no hydrogen 2.709 N/A GLN 279.A NE2 GLU 201.A OE2 no hydrogen 2.970 N/A SER 281.A N HIS 278.A O no hydrogen 2.990 N/A SER 281.A OG HIS 278.A O no hydrogen 2.463 N/A PHE 283.A N SER 281.A O no hydrogen 3.275 N/A PHE 287.A N GLY 284.A O no hydrogen 3.320 N/A THR 289.A N ILE 286.A O no hydrogen 3.183 N/A THR 289.A OG1 PRO 285.A O no hydrogen 2.803 N/A ILE 290.A N ILE 286.A O no hydrogen 3.529 N/A ALA 292.A N MET 288.A O no hydrogen 3.073 N/A PHE 293.A N THR 289.A O no hydrogen 2.757 N/A PHE 294.A N ILE 290.A O no hydrogen 2.957 N/A PHE 294.A N PRO 291.A O no hydrogen 3.083 N/A ALA 295.A N PRO 291.A O no hydrogen 2.930 N/A LYS 296.A NZ GLU 113.A OE2 no hydrogen 2.978 N/A THR 297.A N PHE 294.A O no hydrogen 3.077 N/A THR 297.A OG1 PHE 294.A O no hydrogen 2.718 N/A SER 298.A N ALA 295.A O no hydrogen 2.809 N/A SER 298.A OG ALA 295.A O no hydrogen 2.661 N/A ALA 299.A N LYS 296.A O no hydrogen 3.336 N/A VAL 300.A N THR 297.A O no hydrogen 2.787 N/A TYR 301.A N THR 297.A O no hydrogen 3.130 N/A ILE 305.A N TYR 301.A O no hydrogen 3.260 N/A ILE 305.A N ASN 302.A O no hydrogen 2.802 N/A TYR 306.A N ASN 302.A O no hydrogen 3.049 N/A TYR 306.A OH ASN 73.A OD1 no hydrogen 2.654 N/A ILE 307.A N PRO 303.A O no hydrogen 2.903 N/A MET 308.A N VAL 304.A O no hydrogen 3.197 N/A MET 308.A N ILE 305.A O no hydrogen 3.054 N/A MET 309.A N ILE 305.A O no hydrogen 2.683 N/A MET 309.A N TYR 306.A O no hydrogen 3.241 N/A LYS 311.A N GLU 249.A OE2 no hydrogen 3.172 N/A LYS 311.A NZ ASP 331.A O no hydrogen 3.213 N/A PHE 313.A N ASN 310.A OD1 no hydrogen 2.845 N/A ARG 314.A N ASN 310.A O no hydrogen 3.072 N/A ARG 314.A NH1 ILE 307.A O no hydrogen 3.132 N/A ASN 315.A N LYS 311.A O no hydrogen 3.205 N/A ASN 315.A ND2 LYS 311.A O no hydrogen 2.827 N/A CYS 316.A N GLN 312.A O no hydrogen 3.170 N/A CYS 316.A SG HIS 65.A ND1 no hydrogen 3.488 N/A CYS 316.A SG GLN 312.A O no hydrogen 3.750 N/A CYS 316.A SG VAL 337.A O no hydrogen 3.085 N/A MET 317.A N PHE 313.A O no hydrogen 3.176 N/A VAL 318.A N ARG 314.A O no hydrogen 3.112 N/A THR 319.A N ASN 315.A O no hydrogen 2.707 N/A THR 319.A OG1 ASN 315.A O no hydrogen 3.253 N/A THR 320.A N CYS 316.A O no hydrogen 2.715 N/A THR 320.A OG1 HIS 65.A NE2 no hydrogen 2.914 N/A THR 320.A OG1 CYS 316.A O no hydrogen 2.506 N/A LEU 321.A N MET 317.A O no hydrogen 2.620 N/A CYS 322.A N VAL 318.A O no hydrogen 2.733 N/A CYS 322.A SG VAL 318.A O no hydrogen 3.267 N/A CYS 323.A SG LEU 321.A O no hydrogen 3.897 N/A LEU 328.A N ASN 326.A O no hydrogen 3.049 N/A SER 334.A OG GLU 332.A O no hydrogen 3.451 N/A SER 334.A OG GLU 332.A OE1 no hydrogen 3.532 N/A SER 338.A N SER 343.A OG no hydrogen 2.886 N/A SER 338.A OG HIS 65.A ND1 no hydrogen 2.683 N/A SER 338.A OG VAL 337.A O no hydrogen 2.124 N/A SER 338.A OG GLU 341.A OE2 no hydrogen 2.345 N/A SER 343.A OG SER 338.A O no hydrogen 2.432 N/A