Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 3wym_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): LEU 5.A N GLU 1.A O no hydrogen 3.289 N/A MET 6.A N GLN 3.A O no hydrogen 3.112 N/A PHE 8.A N LEU 5.A O no hydrogen 2.990 N/A LEU 14.A N PRO 11.A O no hydrogen 2.932 N/A CYS 15.A N VAL 12.A O no hydrogen 2.995 N/A CYS 15.A SG TYR 38.A OH no hydrogen 3.614 N/A ILE 18.A N LEU 14.A O no hydrogen 3.038 N/A GLU 19.A N LYS 16.A O no hydrogen 3.111 N/A LEU 20.A N GLU 17.A O no hydrogen 3.044 N/A PHE 23.A N LEU 20.A O no hydrogen 3.133 N/A GLY 26.A N ASP 24.A OD1 no hydrogen 2.846 N/A PHE 28.A N ILE 25.A O no hydrogen 2.832 N/A MET 31.A N PHE 28.A O no hydrogen 2.828 N/A TRP 32.A N GLU 29.A O no hydrogen 3.032 N/A TRP 32.A NE1 ILE 25.A O no hydrogen 2.858 N/A ILE 35.A N MET 31.A O no hydrogen 2.783 N/A PHE 36.A N TRP 32.A O no hydrogen 3.128 N/A VAL 37.A N PRO 33.A O no hydrogen 3.125 N/A TYR 38.A N GLY 34.A O no hydrogen 2.859 N/A MET 39.A N ILE 35.A O no hydrogen 3.054 N/A VAL 40.A N PHE 36.A O no hydrogen 2.966 N/A HIS 41.A N VAL 37.A O no hydrogen 2.919 N/A ARG 42.A N TYR 38.A O no hydrogen 2.990 N/A ARG 42.A NH2 TYR 38.A OH no hydrogen 3.360 N/A SER 43.A N MET 39.A O no hydrogen 3.023 N/A CYS 44.A N VAL 40.A O no hydrogen 2.668 N/A GLY 45.A N HIS 41.A O no hydrogen 2.776 N/A CYS 48.A SG CYS 44.A O no hydrogen 3.939 N/A CYS 48.A SG GLY 45.A O no hydrogen 3.745 N/A LYS 53.A NZ SER 158.A OG no hydrogen 2.842 N/A LEU 54.A N GLU 50.A O no hydrogen 3.034 N/A CYS 55.A N LEU 51.A O no hydrogen 2.927 N/A CYS 55.A SG LEU 51.A O no hydrogen 3.323 N/A ARG 56.A N GLU 52.A O no hydrogen 3.015 N/A ARG 56.A NH1 GLY 153.A O no hydrogen 2.956 N/A PHE 57.A N LYS 53.A O no hydrogen 2.902 N/A ILE 58.A N LEU 54.A O no hydrogen 2.955 N/A MET 59.A N CYS 55.A O no hydrogen 3.163 N/A SER 60.A N ARG 56.A O no hydrogen 3.006 N/A SER 60.A OG ARG 56.A O no hydrogen 3.376 N/A SER 60.A OG HIS 154.A NE2 no hydrogen 2.746 N/A VAL 61.A N PHE 57.A O no hydrogen 2.903 N/A LYS 62.A N ILE 58.A O no hydrogen 2.920 N/A LYS 63.A N MET 59.A O no hydrogen 3.054 N/A ASN 64.A N SER 60.A O no hydrogen 3.134 N/A ASN 64.A N VAL 61.A O no hydrogen 2.968 N/A ASN 64.A ND2 SER 60.A O no hydrogen 2.842 N/A TYR 65.A N LYS 62.A O no hydrogen 3.118 N/A TYR 65.A OH LEU 107.A O no hydrogen 2.702 N/A ARG 66.A NE ASP 112.A OD1 no hydrogen 2.857 N/A ARG 66.A NH2 ASP 112.A OD1 no hydrogen 3.055 N/A TYR 70.A N GLU 241.A OE1 no hydrogen 2.744 N/A HIS 71.A N GLU 241.A OE1 no hydrogen 2.704 N/A HIS 71.A ND1 GLU 241.A OE2 no hydrogen 2.881 N/A ASN 72.A N TYR 70.A O no hydrogen 2.852 N/A ASN 72.A ND2 VAL 68.A O no hydrogen 2.963 N/A HIS 75.A N ASN 72.A OD1 no hydrogen 3.225 N/A HIS 75.A NE2 HIS 109.A NE2 no hydrogen 3.117 N/A ALA 76.A N ASN 72.A O no hydrogen 3.225 N/A VAL 77.A N TRP 73.A O no hydrogen 3.180 N/A THR 78.A N LYS 74.A O no hydrogen 2.973 N/A THR 78.A OG1 LYS 74.A O no hydrogen 2.722 N/A VAL 79.A N HIS 75.A O no hydrogen 2.932 N/A ALA 80.A N ALA 76.A O no hydrogen 2.984 N/A HIS 81.A N VAL 77.A O no hydrogen 2.839 N/A HIS 81.A NE2 ILE 18.A O no hydrogen 2.731 N/A CYS 82.A N THR 78.A O no hydrogen 3.139 N/A MET 83.A N VAL 79.A O no hydrogen 3.139 N/A TYR 84.A N ALA 80.A O no hydrogen 2.915 N/A TYR 84.A OH GLU 19.A OE2 no hydrogen 2.432 N/A ALA 85.A N HIS 81.A O no hydrogen 3.069 N/A ILE 86.A N CYS 82.A O no hydrogen 2.998 N/A LEU 87.A N MET 83.A O no hydrogen 2.871 N/A GLN 88.A N TYR 84.A O no hydrogen 2.866 N/A GLN 88.A NE2 GLU 19.A OE1 no hydrogen 3.426 N/A ASN 89.A N ALA 85.A O no hydrogen 3.141 N/A ASN 89.A ND2 ALA 85.A O no hydrogen 2.714 N/A ASN 90.A N LEU 87.A O no hydrogen 3.275 N/A ASN 90.A ND2 ILE 86.A O no hydrogen 2.743 N/A LEU 93.A N ASN 90.A O no hydrogen 3.055 N/A THR 95.A N GLU 98.A OE1 no hydrogen 3.080 N/A GLU 98.A N THR 95.A OG1 no hydrogen 3.247 N/A ARG 99.A N THR 95.A O no hydrogen 3.028 N/A ARG 99.A NE SER 43.A O no hydrogen 3.116 N/A ARG 99.A NH1 PHE 94.A O no hydrogen 2.773 N/A ARG 99.A NH2 SER 43.A O no hydrogen 3.441 N/A LYS 100.A N ASP 96.A O no hydrogen 3.123 N/A LYS 100.A NZ ASP 96.A OD2 no hydrogen 3.213 N/A GLY 101.A N LEU 97.A O no hydrogen 2.907 N/A LEU 102.A N GLU 98.A O no hydrogen 2.753 N/A LEU 103.A N ARG 99.A O no hydrogen 3.180 N/A ILE 104.A N LYS 100.A O no hydrogen 3.236 N/A ALA 105.A N GLY 101.A O no hydrogen 2.739 N/A CYS 106.A N LEU 102.A O no hydrogen 3.011 N/A CYS 106.A SG LEU 102.A O no hydrogen 3.350 N/A LEU 107.A N LEU 103.A O no hydrogen 3.145 N/A CYS 108.A N ILE 104.A O no hydrogen 3.049 N/A CYS 108.A N ALA 105.A O no hydrogen 3.192 N/A CYS 108.A SG ILE 104.A O no hydrogen 3.338 N/A HIS 109.A N CYS 106.A O no hydrogen 3.507 N/A HIS 109.A ND1 CYS 106.A O no hydrogen 2.687 N/A HIS 109.A NE2 HIS 75.A NE2 no hydrogen 3.117 N/A HIS 109.A NE2 ASP 220.A OD1 no hydrogen 3.083 N/A ASP 110.A N TYR 65.A OH no hydrogen 3.101 N/A LEU 111.A N CYS 108.A O no hydrogen 3.107 N/A ASP 112.A N ASN 64.A O no hydrogen 2.802 N/A HIS 113.A N ASP 110.A O no hydrogen 3.120 N/A ARG 114.A NE ASP 112.A O no hydrogen 2.961 N/A ARG 114.A NE ASP 112.A OD2 no hydrogen 3.354 N/A ARG 114.A NH2 ASP 112.A OD2 no hydrogen 2.975 N/A GLY 115.A N HIS 113.A ND1 no hydrogen 2.838 N/A SER 117.A N GLU 245.A OE1 no hydrogen 2.764 N/A SER 117.A OG GLU 245.A OE1 no hydrogen 3.551 N/A SER 117.A OG GLU 245.A OE2 no hydrogen 2.779 N/A ASN 118.A ND2 GLU 138.A OE1 no hydrogen 2.940 N/A TYR 120.A N SER 117.A OG no hydrogen 3.047 N/A LEU 121.A N SER 117.A O no hydrogen 3.237 N/A GLN 122.A N ASN 118.A O no hydrogen 2.970 N/A GLN 122.A NE2 THR 136.A OG1 no hydrogen 2.812 N/A LYS 123.A N SER 119.A O no hydrogen 2.835 N/A PHE 124.A N TYR 120.A O no hydrogen 2.971 N/A ASP 125.A N GLN 122.A O no hydrogen 3.282 N/A HIS 126.A N LEU 121.A O no hydrogen 2.851 N/A LEU 128.A N HIS 126.A ND1 no hydrogen 2.949 N/A ALA 129.A N HIS 126.A O no hydrogen 2.847 N/A ALA 130.A N HIS 126.A O no hydrogen 3.183 N/A LEU 131.A N PRO 127.A O no hydrogen 3.048 N/A TYR 132.A N LEU 128.A O no hydrogen 2.814 N/A SER 135.A OG ASP 180.A OD2 no hydrogen 2.642 N/A THR 136.A OG1 TYR 132.A O no hydrogen 2.878 N/A MET 137.A N ASN 118.A OD1 no hydrogen 2.882 N/A GLN 139.A N SER 135.A O no hydrogen 2.986 N/A GLN 139.A NE2 THR 134.A O no hydrogen 2.807 N/A HIS 140.A N THR 136.A O no hydrogen 3.233 N/A HIS 140.A NE2 ASP 112.A OD2 no hydrogen 2.739 N/A HIS 141.A N MET 137.A O no hydrogen 2.759 N/A HIS 141.A ND1 LEU 111.A O no hydrogen 2.705 N/A PHE 142.A N GLU 138.A O no hydrogen 3.088 N/A SER 143.A N GLN 139.A O no hydrogen 3.007 N/A GLN 144.A N HIS 140.A O no hydrogen 2.870 N/A THR 145.A N HIS 141.A O no hydrogen 3.085 N/A THR 145.A OG1 HIS 141.A O no hydrogen 2.821 N/A VAL 146.A N PHE 142.A O no hydrogen 3.038 N/A SER 147.A N SER 143.A O no hydrogen 2.923 N/A SER 147.A OG SER 143.A O no hydrogen 3.003 N/A ILE 148.A N GLN 144.A O no hydrogen 3.057 N/A LEU 149.A N THR 145.A O no hydrogen 3.069 N/A GLN 150.A N VAL 146.A O no hydrogen 3.009 N/A LEU 151.A N ILE 148.A O no hydrogen 3.122 N/A HIS 154.A N LEU 151.A O no hydrogen 3.174 N/A HIS 154.A ND1 GLU 152.A O no hydrogen 2.885 N/A HIS 154.A NE2 SER 60.A OG no hydrogen 2.746 N/A PHE 157.A N ASN 155.A OD1 no hydrogen 3.303 N/A SER 158.A N ASN 155.A O no hydrogen 3.191 N/A SER 158.A OG ASN 155.A O no hydrogen 3.337 N/A LEU 160.A N PHE 157.A O no hydrogen 3.090 N/A SER 161.A N GLU 164.A OE1 no hydrogen 2.692 N/A GLU 164.A N SER 161.A OG no hydrogen 3.139 N/A TYR 165.A N SER 161.A O no hydrogen 2.875 N/A GLU 166.A N SER 162.A O no hydrogen 3.292 N/A GLN 167.A N SER 163.A O no hydrogen 3.059 N/A VAL 168.A N GLU 164.A O no hydrogen 2.985 N/A LEU 169.A N TYR 165.A O no hydrogen 3.106 N/A GLU 170.A N GLU 166.A O no hydrogen 3.091 N/A ILE 171.A N GLN 167.A O no hydrogen 2.894 N/A ILE 172.A N VAL 168.A O no hydrogen 2.941 N/A ARG 173.A N LEU 169.A O no hydrogen 2.756 N/A ARG 173.A NE GLU 170.A OE2 no hydrogen 2.503 N/A ARG 173.A NH2 GLU 170.A OE1 no hydrogen 2.656 N/A ARG 173.A NH2 GLU 170.A OE2 no hydrogen 3.228 N/A LYS 174.A N GLU 170.A O no hydrogen 2.897 N/A LYS 174.A NZ ASP 209.A OD1 no hydrogen 3.502 N/A LYS 174.A NZ ASP 209.A OD2 no hydrogen 2.741 N/A ALA 175.A N ILE 171.A O no hydrogen 2.949 N/A ILE 176.A N ILE 172.A O no hydrogen 2.887 N/A ILE 177.A N ARG 173.A O no hydrogen 3.016 N/A ALA 178.A N LYS 174.A O no hydrogen 2.956 N/A THR 179.A N ILE 176.A O no hydrogen 3.124 N/A THR 179.A OG1 ILE 176.A O no hydrogen 2.593 N/A ASP 180.A N ILE 177.A O no hydrogen 2.966 N/A ALA 182.A N ASP 180.A OD1 no hydrogen 3.077 N/A LEU 183.A N ASP 180.A O no hydrogen 2.894 N/A TYR 184.A N LEU 181.A O no hydrogen 3.033 N/A ASN 187.A N LEU 183.A O no hydrogen 3.248 N/A ARG 188.A N TYR 184.A O no hydrogen 2.805 N/A ARG 188.A NH1 GLU 192.A OE2 no hydrogen 3.334 N/A ARG 188.A NH2 GLU 192.A OE1 no hydrogen 3.039 N/A ARG 188.A NH2 THR 286.A OG1 no hydrogen 2.828 N/A LYS 189.A N PHE 185.A O no hydrogen 3.153 N/A GLN 190.A N GLY 186.A O no hydrogen 3.004 N/A LEU 191.A N ASN 187.A O no hydrogen 2.986 N/A GLU 192.A N ARG 188.A O no hydrogen 2.909 N/A GLU 193.A N LYS 189.A O no hydrogen 3.116 N/A MET 194.A N GLN 190.A O no hydrogen 2.947 N/A TYR 195.A N LEU 191.A O no hydrogen 2.846 N/A GLN 196.A N GLU 192.A O no hydrogen 2.888 N/A THR 197.A N GLU 193.A O no hydrogen 2.821 N/A THR 197.A OG1 GLU 193.A O no hydrogen 2.869 N/A THR 197.A OG1 SER 199.A OG no hydrogen 3.345 N/A GLY 198.A N TYR 195.A O no hydrogen 3.132 N/A SER 199.A N MET 194.A O no hydrogen 2.838 N/A SER 199.A OG THR 197.A OG1 no hydrogen 3.345 N/A LEU 200.A N MET 194.A O no hydrogen 3.122 N/A ASN 201.A N HIS 207.A ND1 no hydrogen 2.982 N/A ASN 203.A N ASN 201.A OD1 no hydrogen 2.957 N/A ASN 203.A ND2 ASN 201.A OD1 no hydrogen 3.100 N/A ASN 204.A N ASN 201.A O no hydrogen 2.928 N/A GLN 205.A NE2 ASP 209.A OD1 no hydrogen 2.843 N/A HIS 207.A N ASN 204.A OD1 no hydrogen 3.233 N/A ARG 208.A N ASN 204.A O no hydrogen 2.868 N/A ARG 208.A NE GLU 98.A OE2 no hydrogen 2.913 N/A ARG 208.A NH1 LEU 202.A O no hydrogen 2.882 N/A ARG 208.A NH2 LEU 93.A O no hydrogen 2.731 N/A ARG 208.A NH2 GLU 98.A OE1 no hydrogen 2.774 N/A ARG 208.A NH2 GLU 98.A OE2 no hydrogen 3.462 N/A ASP 209.A N GLN 205.A O no hydrogen 2.882 N/A ARG 210.A N SER 206.A O no hydrogen 3.191 N/A VAL 211.A N HIS 207.A O no hydrogen 3.019 N/A ILE 212.A N ARG 208.A O no hydrogen 2.862 N/A GLY 213.A N ASP 209.A O no hydrogen 2.893 N/A LEU 214.A N ARG 210.A O no hydrogen 3.033 N/A MET 215.A N VAL 211.A O no hydrogen 2.954 N/A MET 216.A N ILE 212.A O no hydrogen 2.887 N/A THR 217.A N GLY 213.A O no hydrogen 3.066 N/A THR 217.A OG1 GLY 213.A O no hydrogen 3.188 N/A ALA 218.A N LEU 214.A O no hydrogen 2.875 N/A CYS 219.A N MET 215.A O no hydrogen 2.848 N/A CYS 219.A SG MET 215.A O no hydrogen 3.230 N/A ASP 220.A N MET 216.A O no hydrogen 2.792 N/A LEU 221.A N THR 217.A O no hydrogen 2.925 N/A CYS 222.A N CYS 219.A O no hydrogen 3.113 N/A CYS 222.A SG THR 78.A O no hydrogen 3.845 N/A CYS 222.A SG CYS 219.A O no hydrogen 3.226 N/A VAL 224.A N LEU 221.A O no hydrogen 3.135 N/A THR 225.A N CYS 222.A O no hydrogen 2.861 N/A THR 225.A OG1 CYS 222.A O no hydrogen 2.622 N/A LYS 226.A NZ PHE 21.A O no hydrogen 3.098 N/A LYS 226.A NZ PHE 23.A O no hydrogen 3.024 N/A VAL 230.A N LEU 227.A O no hydrogen 2.880 N/A THR 231.A N LEU 227.A O no hydrogen 3.028 N/A THR 231.A OG1 SER 223.A O no hydrogen 2.687 N/A THR 231.A OG1 LYS 226.A O no hydrogen 3.181 N/A LYS 232.A N TRP 228.A O no hydrogen 2.869 N/A LEU 233.A N PRO 229.A O no hydrogen 3.294 N/A THR 234.A N VAL 230.A O no hydrogen 3.019 N/A THR 234.A OG1 VAL 230.A O no hydrogen 3.047 N/A ALA 235.A N THR 231.A O no hydrogen 2.981 N/A ASN 236.A N LYS 232.A O no hydrogen 3.440 N/A ILE 238.A N THR 234.A O no hydrogen 3.068 N/A TYR 239.A N ALA 235.A O no hydrogen 3.023 N/A ALA 240.A N ASN 236.A O no hydrogen 2.969 N/A GLU 241.A N ASP 237.A O no hydrogen 3.242 N/A PHE 242.A N ILE 238.A O no hydrogen 3.020 N/A TRP 243.A N TYR 239.A O no hydrogen 2.781 N/A ALA 244.A N ALA 240.A O no hydrogen 3.042 N/A GLU 245.A N GLU 241.A O no hydrogen 3.129 N/A GLY 246.A N PHE 242.A O no hydrogen 2.972 N/A ASP 247.A N TRP 243.A O no hydrogen 2.816 N/A GLU 248.A N ALA 244.A O no hydrogen 2.935 N/A MET 249.A N GLU 245.A O no hydrogen 3.092 N/A LYS 250.A N GLY 246.A O no hydrogen 3.052 N/A LYS 250.A NZ ASP 261.A OD1 no hydrogen 2.821 N/A LYS 250.A NZ ASP 263.A OD2 no hydrogen 3.302 N/A LYS 251.A N ASP 247.A O no hydrogen 3.031 N/A LYS 251.A NZ GLU 248.A OE2 no hydrogen 3.033 N/A LEU 252.A N MET 249.A O no hydrogen 2.987 N/A GLY 253.A N LYS 250.A O no hydrogen 2.719 N/A ILE 254.A N MET 249.A O no hydrogen 2.955 N/A MET 260.A N ILE 257.A O no hydrogen 2.928 N/A ASP 261.A N PRO 258.A O no hydrogen 3.242 N/A ARG 262.A NE ASP 247.A OD1 no hydrogen 3.402 N/A ARG 262.A NE ASP 247.A OD2 no hydrogen 2.826 N/A ARG 262.A NH2 ASP 247.A OD2 no hydrogen 2.778 N/A ASP 263.A N ASP 261.A OD1 no hydrogen 2.951 N/A LYS 264.A N ASP 261.A O no hydrogen 2.982 N/A LYS 265.A N ARG 262.A O no hydrogen 3.294 N/A GLU 267.A N LYS 264.A O no hydrogen 2.968 N/A VAL 268.A N LYS 265.A O no hydrogen 3.177 N/A GLY 271.A N GLU 267.A O no hydrogen 2.860 N/A GLN 272.A N VAL 268.A O no hydrogen 2.827 N/A GLN 272.A NE2 TYR 239.A OH no hydrogen 3.114 N/A LEU 273.A N PRO 269.A O no hydrogen 3.077 N/A GLY 274.A N GLN 270.A O no hydrogen 2.964 N/A PHE 275.A N GLY 271.A O no hydrogen 2.957 N/A TYR 276.A N GLN 272.A O no hydrogen 2.824 N/A ASN 277.A N LEU 273.A O no hydrogen 3.019 N/A ALA 278.A N GLY 274.A O no hydrogen 2.825 N/A VAL 279.A N PHE 275.A O no hydrogen 2.758 N/A ALA 280.A N PHE 275.A O no hydrogen 3.299 N/A ILE 281.A N TYR 276.A O no hydrogen 2.727 N/A CYS 283.A N VAL 279.A O no hydrogen 3.056 N/A TYR 284.A N ALA 280.A O no hydrogen 3.026 N/A TYR 284.A OH ALA 218.A O no hydrogen 2.644 N/A THR 285.A N ILE 281.A O no hydrogen 2.872 N/A THR 285.A OG1 ILE 281.A O no hydrogen 2.712 N/A THR 286.A N PRO 282.A O no hydrogen 2.975 N/A THR 286.A OG1 PRO 282.A O no hydrogen 3.153 N/A LEU 287.A N CYS 283.A O no hydrogen 3.047 N/A THR 288.A N TYR 284.A O no hydrogen 2.974 N/A THR 288.A OG1 TYR 284.A O no hydrogen 2.846 N/A GLN 289.A N THR 285.A O no hydrogen 3.065 N/A ILE 290.A N THR 286.A O no hydrogen 3.077 N/A LEU 291.A N LEU 287.A O no hydrogen 2.628 N/A THR 294.A N LEU 291.A O no hydrogen 2.881 N/A THR 294.A OG1 LEU 291.A O no hydrogen 2.703 N/A GLU 295.A N PRO 292.A O no hydrogen 3.041 N/A LEU 297.A N THR 294.A O no hydrogen 2.913 N/A LYS 299.A N GLU 295.A O no hydrogen 3.130 N/A LYS 299.A NZ ASP 303.A OD2 no hydrogen 3.108 N/A ALA 300.A N PRO 296.A O no hydrogen 3.029 N/A CYS 301.A N LEU 297.A O no hydrogen 2.927 N/A ARG 302.A N LEU 298.A O no hydrogen 2.904 N/A ASP 303.A N LYS 299.A O no hydrogen 3.111 N/A ASN 304.A N ALA 300.A O no hydrogen 3.156 N/A ASN 304.A ND2 VAL 224.A O no hydrogen 2.956 N/A ASN 304.A ND2 LYS 226.A O no hydrogen 2.818 N/A LEU 305.A N CYS 301.A O no hydrogen 2.909 N/A SER 306.A N ARG 302.A O no hydrogen 3.084 N/A SER 306.A OG ASP 303.A O no hydrogen 2.842 N/A GLN 307.A N ASP 303.A O no hydrogen 3.196 N/A TRP 308.A N ASN 304.A O no hydrogen 2.956 N/A GLU 309.A N LEU 305.A O no hydrogen 3.090 N/A LYS 310.A N SER 306.A O no hydrogen 3.046 N/A LYS 310.A NZ GLU 315.A OE1 no hydrogen 3.508 N/A VAL 311.A N GLN 307.A O no hydrogen 3.039 N/A ILE 312.A N TRP 308.A O no hydrogen 2.979 N/A ARG 313.A N GLU 309.A O no hydrogen 2.864 N/A GLY 314.A N VAL 311.A O no hydrogen 3.063 N/A GLU 315.A N LYS 310.A O no hydrogen 2.804 N/A