Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 3dfh_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 1.A OG SER 1.A O no hydrogen 2.473 N/A THR 5.A N ASN 64.A OD1 no hydrogen 3.087 N/A ILE 6.A N GLU 31.A OE2 no hydrogen 3.222 N/A ILE 7.A N LYS 63.A O no hydrogen 2.956 N/A SER 8.A N GLU 28.A O no hydrogen 2.858 N/A ASP 9.A N GLU 28.A O no hydrogen 3.467 N/A ILE 10.A N ASP 9.A OD1 no hydrogen 2.841 N/A HIS 11.A N VAL 26.A O no hydrogen 2.965 N/A HIS 11.A NE2 GLU 28.A OE2 no hydrogen 2.276 N/A CYS 12.A SG THR 24.A O no hydrogen 3.969 N/A ILE 13.A N THR 24.A O no hydrogen 2.692 N/A THR 15.A N LEU 22.A O no hydrogen 2.619 N/A THR 15.A OG1 ALA 355.A O no hydrogen 3.557 N/A LYS 16.A N PHE 358.A O no hydrogen 2.807 N/A ASN 21.A N GLN 42.A OE1 no hydrogen 2.781 N/A LEU 22.A N THR 15.A O no hydrogen 2.685 N/A THR 24.A N ILE 13.A O no hydrogen 2.796 N/A VAL 25.A N GLY 37.A O no hydrogen 3.105 N/A VAL 26.A N HIS 11.A O no hydrogen 2.813 N/A VAL 27.A N GLY 35.A O no hydrogen 2.796 N/A GLU 28.A N ASP 9.A O no hydrogen 2.966 N/A THR 29.A OG1 VAL 33.A O no hydrogen 2.724 N/A ASN 30.A N ILE 6.A O no hydrogen 2.831 N/A GLY 32.A N THR 29.A O no hydrogen 3.072 N/A GLY 35.A N VAL 27.A O no hydrogen 2.680 N/A PHE 36.A N ASP 100.A OD2 no hydrogen 2.928 N/A GLY 37.A N VAL 25.A O no hydrogen 2.799 N/A CYS 38.A SG ALA 39.A O no hydrogen 3.658 N/A ALA 39.A N ILE 23.A O no hydrogen 3.025 N/A THR 40.A N ASN 89.A OD1 no hydrogen 2.788 N/A GLN 43.A N GLN 43.A OE1 no hydrogen 2.702 N/A ARG 44.A N PHE 41.A O no hydrogen 3.093 N/A ARG 44.A NH1 GLN 43.A O no hydrogen 2.977 N/A LYS 49.A N PRO 45.A O no hydrogen 3.223 N/A LYS 49.A NZ CYS 12.A O no hydrogen 2.806 N/A LYS 49.A NZ ASP 53.A OD2 no hydrogen 2.781 N/A THR 50.A N LEU 46.A O no hydrogen 3.025 N/A THR 50.A OG1 LEU 46.A O no hydrogen 2.554 N/A MET 51.A N ALA 47.A O no hydrogen 3.087 N/A VAL 52.A N VAL 48.A O no hydrogen 3.106 N/A ASP 53.A N LYS 49.A O no hydrogen 2.813 N/A GLU 54.A N THR 50.A O no hydrogen 2.750 N/A TYR 55.A N MET 51.A O no hydrogen 3.042 N/A LEU 56.A N MET 51.A O no hydrogen 2.917 N/A LYS 57.A N VAL 52.A O no hydrogen 2.988 N/A LYS 57.A NZ ASP 53.A OD1 no hydrogen 2.595 N/A ILE 59.A N LEU 56.A O no hydrogen 3.124 N/A LEU 60.A N LYS 57.A O no hydrogen 3.190 N/A ILE 61.A N LYS 57.A O no hydrogen 3.067 N/A GLY 62.A N ILE 7.A O no hydrogen 2.939 N/A LYS 63.A N LEU 60.A O no hydrogen 2.975 N/A LYS 63.A NZ ILE 59.A O no hydrogen 3.159 N/A ALA 65.A N THR 5.A O no hydrogen 2.763 N/A ASN 66.A N ASN 64.A OD1 no hydrogen 2.910 N/A ASN 66.A ND2 THR 5.A OG1 no hydrogen 2.684 N/A GLU 69.A N GLU 69.A OE2.B no hydrogen 3.166 N/A LEU 71.A N ASN 67.A O no hydrogen 3.016 N/A TRP 72.A N ILE 68.A O no hydrogen 2.822 N/A TRP 72.A NE1 GLY 266.A O no hydrogen 2.813 N/A GLN 73.A N GLU 69.A O no hydrogen 2.834 N/A MET 74.A N ASP 70.A O no hydrogen 3.187 N/A MET 75.A N LEU 71.A O no hydrogen 2.910 N/A MET 76.A N TRP 72.A O no hydrogen 2.902 N/A VAL 77.A N GLN 73.A O no hydrogen 3.361 N/A ASN 78.A N MET 75.A O no hydrogen 3.237 N/A TYR 80.A N VAL 77.A O no hydrogen 3.225 N/A ASN 88.A N GLY 84.A O no hydrogen 3.158 N/A ASN 88.A ND2 ASN 241.A O no hydrogen 2.885 N/A ASN 88.A ND2 GLN 264.A O no hydrogen 2.694 N/A ASN 89.A ND2 PRO 85.A O no hydrogen 2.812 N/A ALA 90.A N VAL 86.A O no hydrogen 3.278 N/A ILE 91.A N ILE 87.A O no hydrogen 2.949 N/A SER 92.A N ASN 88.A O no hydrogen 2.674 N/A SER 92.A OG CYS 38.A O no hydrogen 3.379 N/A SER 92.A OG ASN 89.A O no hydrogen 3.015 N/A SER 92.A OG SER 263.A O no hydrogen 3.554 N/A SER 92.A OG SER 263.A OG no hydrogen 2.801 N/A GLY 93.A N ASN 89.A O no hydrogen 3.200 N/A VAL 94.A N ALA 90.A O no hydrogen 3.492 N/A ASP 95.A N ILE 91.A O no hydrogen 2.836 N/A MET 96.A N SER 92.A O no hydrogen 2.741 N/A ALA 97.A N GLY 93.A O no hydrogen 3.099 N/A LEU 98.A N VAL 94.A O no hydrogen 2.758 N/A TRP 99.A N ASP 95.A O no hydrogen 3.040 N/A TRP 99.A NE1 THR 269.A OG1 no hydrogen 3.009 N/A ASP 100.A N MET 96.A O no hydrogen 2.974 N/A ILE 101.A N ALA 97.A O no hydrogen 2.852 N/A LYS 102.A N LEU 98.A O no hydrogen 2.922 N/A LYS 102.A NZ ASN 66.A O no hydrogen 2.941 N/A ALA 103.A N TRP 99.A O no hydrogen 2.806 N/A LYS 104.A N ASP 100.A O no hydrogen 2.865 N/A LYS 104.A NZ THR 34.A O no hydrogen 2.809 N/A LYS 104.A NZ ASP 100.A OD1 no hydrogen 3.331 N/A LYS 104.A NZ ASP 100.A OD2 no hydrogen 2.870 N/A LYS 104.A NZ GLU 349.A OE2 no hydrogen 2.732 N/A LEU 105.A N ILE 101.A O no hydrogen 2.853 N/A ALA 106.A N LYS 102.A O no hydrogen 2.822 N/A GLY 107.A N LYS 104.A O no hydrogen 2.866 N/A MET 108.A N ALA 103.A O no hydrogen 3.054 N/A LEU 110.A N GLY 345.A O no hydrogen 2.925 N/A HIS 111.A N HIS 303.A ND1 no hydrogen 3.169 N/A HIS 111.A ND1 HIS 303.A ND1 no hydrogen 2.723 N/A GLN 112.A N PRO 109.A O no hydrogen 2.925 N/A LEU 113.A N PRO 109.A O no hydrogen 3.331 N/A PHE 114.A N LEU 110.A O no hydrogen 3.168 N/A GLY 115.A N GLN 112.A O no hydrogen 3.020 N/A GLY 116.A N HIS 111.A O no hydrogen 2.916 N/A LYS 117.A NZ HIS 111.A NE2 no hydrogen 2.722 N/A LYS 117.A NZ GLU 342.A OE2 no hydrogen 2.839 N/A SER 118.A N VAL 306.A O no hydrogen 2.571 N/A SER 118.A OG HIS 307.A O no hydrogen 2.743 N/A ARG 119.A NH1 ASN 305.A O no hydrogen 2.774 N/A ARG 119.A NH1 LEU 308.A O no hydrogen 2.871 N/A ARG 119.A NH2 HIS 309.A O no hydrogen 2.838 N/A ILE 122.A N LEU 338.A O no hydrogen 3.015 N/A VAL 124.A N GLY 336.A O no hydrogen 2.772 N/A TYR 125.A N GLN 314.A O no hydrogen 2.873 N/A THR 126.A N HIS 150.A O no hydrogen 3.250 N/A HIS 127.A NE2 HIS 316.A O no hydrogen 3.315 N/A ALA 128.A N ARG 152.A O no hydrogen 2.729 N/A SER 130.A N GLN 154.A O no hydrogen 3.083 N/A THR 132.A N SER 130.A OG no hydrogen 3.232 N/A GLY 135.A N THR 132.A OG1 no hydrogen 3.030 N/A ILE 136.A N THR 132.A O no hydrogen 3.263 N/A TYR 137.A N MET 133.A O no hydrogen 2.944 N/A ASP 138.A N GLU 134.A O no hydrogen 3.010 N/A LEU 139.A N GLY 135.A O no hydrogen 3.229 N/A VAL 140.A N ILE 136.A O no hydrogen 2.806 N/A GLU 141.A N TYR 137.A O no hydrogen 2.881 N/A GLY 142.A N ASP 138.A O no hydrogen 3.205 N/A PHE 143.A N LEU 139.A O no hydrogen 3.055 N/A LEU 144.A N VAL 140.A O no hydrogen 2.769 N/A GLU 145.A N GLU 141.A O no hydrogen 3.065 N/A LYS 146.A N GLY 142.A O no hydrogen 3.288 N/A GLY 147.A N LEU 144.A O no hydrogen 2.781 N/A TYR 148.A N PHE 143.A O no hydrogen 3.346 N/A ILE 151.A N HIS 182.A O no hydrogen 3.006 N/A ARG 152.A N THR 126.A O no hydrogen 2.814 N/A CYS 153.A N LEU 184.A O no hydrogen 2.874 N/A CYS 153.A SG ILE 151.A O no hydrogen 3.804 N/A GLN 154.A N ALA 128.A O no hydrogen 3.082 N/A GLN 154.A NE2 ASP 186.A O no hydrogen 2.973 N/A GLY 156.A N SER 130.A O no hydrogen 2.888 N/A GLN 159.A NE2 ARG 190.A O no hydrogen 2.751 N/A TYR 162.A N ASP 158.A O no hydrogen 3.067 N/A TYR 162.A OH HIS 185.A NE2 no hydrogen 2.643 N/A MET 163.A N GLN 159.A O no hydrogen 2.834 N/A ASP 164.A N ASP 160.A O no hydrogen 2.863 N/A ASN 165.A N GLN 161.A O no hydrogen 2.867 N/A THR 166.A N TYR 162.A O no hydrogen 2.938 N/A THR 166.A OG1 TYR 162.A O no hydrogen 2.820 N/A LEU 167.A N MET 163.A O no hydrogen 2.948 N/A THR 168.A N ASP 164.A O no hydrogen 2.863 N/A THR 168.A OG1 ASP 164.A O no hydrogen 2.920 N/A MET 169.A N ASN 165.A O no hydrogen 2.723 N/A PHE 170.A N THR 166.A O no hydrogen 2.981 N/A LYS 171.A N LEU 167.A O no hydrogen 2.912 N/A LYS 171.A NZ GLU 175.A OE1 no hydrogen 3.363 N/A SER 172.A N THR 168.A O no hydrogen 2.831 N/A SER 172.A OG THR 168.A O no hydrogen 3.052 N/A LEU 173.A N MET 169.A O no hydrogen 2.893 N/A ARG 174.A N PHE 170.A O no hydrogen 3.044 N/A ARG 174.A NE TYR 206.A O no hydrogen 3.018 N/A ARG 174.A NH1 GLY 178.A O no hydrogen 2.944 N/A ARG 174.A NH1 PHE 181.A O no hydrogen 3.167 N/A ARG 174.A NH2 TYR 206.A O no hydrogen 2.967 N/A ARG 174.A NH2 LYS 207.A O no hydrogen 3.077 N/A GLU 175.A N LYS 171.A O no hydrogen 3.021 N/A LYS 176.A N SER 172.A O no hydrogen 2.690 N/A TYR 177.A N LEU 173.A O no hydrogen 2.729 N/A TYR 177.A OH GLU 141.A OE2 no hydrogen 2.719 N/A GLY 178.A N ARG 174.A O no hydrogen 2.657 N/A GLN 180.A N TYR 177.A O no hydrogen 2.923 N/A HIS 182.A N LYS 149.A O no hydrogen 2.843 N/A LEU 184.A N ILE 151.A O no hydrogen 2.986 N/A HIS 185.A N PHE 210.A O no hydrogen 3.299 N/A HIS 185.A ND1 CYS 153.A O no hydrogen 2.927 N/A HIS 185.A NE2 TYR 162.A OH no hydrogen 2.643 N/A ASP 186.A N GLN 154.A OE1 no hydrogen 2.759 N/A VAL 187.A N GLU 212.A O no hydrogen 2.776 N/A HIS 188.A N ASP 186.A OD1 no hydrogen 2.606 N/A GLU 189.A N ASP 213.A O no hydrogen 2.839 N/A ARG 190.A N VAL 187.A O no hydrogen 3.200 N/A ARG 190.A NE VAL 187.A O no hydrogen 2.708 N/A ARG 190.A NH2 ASP 186.A O no hydrogen 3.072 N/A PHE 192.A N GLN 195.A OE1 no hydrogen 2.951 N/A GLN 195.A NE2 GLN 159.A OE1 no hydrogen 3.453 N/A ALA 196.A N PHE 192.A O no hydrogen 2.868 N/A ILE 197.A N PRO 193.A O no hydrogen 3.026 N/A GLN 198.A N ASN 194.A O no hydrogen 3.325 N/A PHE 199.A N GLN 195.A O no hydrogen 2.797 N/A ALA 200.A N ALA 196.A O no hydrogen 2.902 N/A LYS 201.A N ILE 197.A O no hydrogen 3.145 N/A LYS 201.A NZ GLN 229.A OE1 no hydrogen 2.934 N/A GLU 202.A N GLN 198.A O no hydrogen 2.979 N/A VAL 203.A N PHE 199.A O no hydrogen 2.838 N/A GLU 204.A N ALA 200.A O no hydrogen 3.227 N/A GLN 205.A NE2 GLU 202.A O no hydrogen 3.181 N/A TYR 206.A N VAL 203.A O no hydrogen 2.793 N/A LYS 207.A N GLU 204.A O no hydrogen 2.780 N/A TYR 209.A N ILE 183.A O no hydrogen 2.859 N/A ILE 211.A N SER 233.A O no hydrogen 2.871 N/A GLU 212.A N HIS 185.A O no hydrogen 2.739 N/A ASP 213.A N GLY 235.A O no hydrogen 3.140 N/A GLN 219.A N PRO 216.A O no hydrogen 3.229 N/A GLU 221.A N GLU 221.A OE1 no hydrogen 2.768 N/A TRP 222.A N GLN 219.A O no hydrogen 3.091 N/A LEU 223.A N THR 220.A O no hydrogen 2.951 N/A ASP 224.A N GLU 221.A O no hydrogen 3.419 N/A ILE 226.A N TRP 222.A O no hydrogen 3.292 N/A ARG 227.A N LEU 223.A O no hydrogen 2.890 N/A ARG 227.A NE ARG 253.A O no hydrogen 3.206 N/A ARG 227.A NH1 ASP 256.A OD1 no hydrogen 2.859 N/A ARG 227.A NH2 ARG 253.A O no hydrogen 2.872 N/A ARG 227.A NH2 ASP 256.A OD1 no hydrogen 3.501 N/A ARG 227.A NH2 ASP 256.A OD2 no hydrogen 3.176 N/A SER 228.A N ASP 224.A O no hydrogen 3.029 N/A SER 228.A OG ASP 224.A O no hydrogen 3.252 N/A SER 228.A OG ASN 225.A O no hydrogen 2.881 N/A GLN 229.A N ILE 226.A O no hydrogen 2.909 N/A SER 230.A N ILE 226.A O no hydrogen 2.914 N/A SER 230.A OG ALA 200.A O no hydrogen 3.099 N/A SER 231.A N GLU 204.A OE2 no hydrogen 2.672 N/A SER 231.A OG GLU 204.A OE2 no hydrogen 2.837 N/A VAL 232.A N SER 230.A OG no hydrogen 3.121 N/A LEU 234.A N ASP 256.A OD1 no hydrogen 2.874 N/A GLY 235.A N ILE 211.A O no hydrogen 2.952 N/A LEU 236.A N PHE 257.A O no hydrogen 3.181 N/A PHE 240.A N GLY 237.A O no hydrogen 2.761 N/A ASN 241.A N GLU 245.A OE1 no hydrogen 2.872 N/A GLU 244.A N ASN 242.A OD1 no hydrogen 3.075 N/A GLU 245.A N ASN 242.A O no hydrogen 2.804 N/A TRP 246.A N PRO 243.A O no hydrogen 2.915 N/A LYS 247.A N PRO 243.A O no hydrogen 2.992 N/A ILE 250.A N TRP 246.A O no hydrogen 2.990 N/A ALA 251.A N LYS 247.A O no hydrogen 2.962 N/A ASN 252.A N SER 248.A O no hydrogen 2.991 N/A ASN 252.A ND2 SER 248.A O no hydrogen 2.616 N/A ARG 253.A N ILE 250.A O no hydrogen 2.903 N/A ARG 254.A N LEU 249.A O no hydrogen 2.859 N/A ARG 254.A NE ASP 224.A OD1 no hydrogen 2.764 N/A ARG 254.A NH2 ASP 224.A OD2 no hydrogen 2.914 N/A ASP 256.A N LEU 234.A O no hydrogen 2.858 N/A PHE 257.A N LEU 234.A O no hydrogen 3.028 N/A ILE 258.A N ARG 284.A O no hydrogen 3.000 N/A ARG 259.A N LEU 236.A O no hydrogen 2.929 N/A ARG 259.A NE GLU 212.A OE1 no hydrogen 3.303 N/A ARG 259.A NE GLU 212.A OE2 no hydrogen 3.389 N/A ARG 259.A NH1 TYR 125.A OH no hydrogen 2.702 N/A ARG 259.A NH1 GLU 212.A OE1 no hydrogen 2.963 N/A ARG 259.A NH2 ALA 286.A O no hydrogen 2.626 N/A CYS 260.A SG GLY 237.A O no hydrogen 3.585 N/A SER 263.A OG CYS 38.A O no hydrogen 2.892 N/A SER 263.A OG SER 92.A OG no hydrogen 2.801 N/A GLN 264.A N HIS 261.A O no hydrogen 2.897 N/A ILE 265.A N HIS 261.A O no hydrogen 3.277 N/A GLY 266.A N SER 263.A O no hydrogen 3.318 N/A GLY 267.A N VAL 262.A O no hydrogen 2.881 N/A THR 269.A N ASP 95.A OD1 no hydrogen 2.963 N/A THR 269.A OG1 ASP 95.A OD1 no hydrogen 3.357 N/A THR 269.A OG1 ASP 95.A OD2 no hydrogen 2.570 N/A ALA 271.A N GLY 267.A O no hydrogen 3.112 N/A LEU 272.A N ILE 268.A O no hydrogen 2.958 N/A LYS 273.A NZ GLU 69.A OE2.A no hydrogen 2.671 N/A LEU 274.A N PRO 270.A O no hydrogen 3.027 N/A GLY 275.A N ALA 271.A O no hydrogen 2.759 N/A HIS 276.A N LEU 272.A O no hydrogen 2.910 N/A LEU 277.A N LYS 273.A O no hydrogen 2.893 N/A CYS 278.A N LEU 274.A O no hydrogen 2.816 N/A CYS 278.A SG LEU 274.A O no hydrogen 3.498 N/A GLN 279.A N GLY 275.A O no hydrogen 3.176 N/A ASN 280.A N HIS 276.A O no hydrogen 3.107 N/A PHE 281.A N LEU 277.A O no hydrogen 3.182 N/A PHE 281.A N CYS 278.A O no hydrogen 3.147 N/A GLY 282.A N CYS 278.A O no hydrogen 2.783 N/A VAL 283.A N CYS 278.A O no hydrogen 2.950 N/A ARG 284.A N ASP 256.A O no hydrogen 2.840 N/A ILE 285.A N ASN 310.A O no hydrogen 2.939 N/A ALA 286.A N ILE 258.A O no hydrogen 2.927 N/A HIS 288.A N CYS 260.A O no hydrogen 3.069 N/A HIS 288.A ND1 ARG 259.A O no hydrogen 3.128 N/A CYS 289.A N GLU 315.A OE1 no hydrogen 2.878 N/A CYS 289.A SG TRP 287.A O no hydrogen 3.869 N/A MET 293.A N PRO 290.A O no hydrogen 2.889 N/A ILE 296.A N THR 294.A OG1 no hydrogen 3.136 N/A GLY 297.A N THR 294.A O no hydrogen 2.843 N/A ALA 298.A N THR 294.A O no hydrogen 2.991 N/A ALA 299.A N PRO 295.A O no hydrogen 3.012 N/A VAL 300.A N ILE 296.A O no hydrogen 3.189 N/A ASN 301.A N GLY 297.A O no hydrogen 3.004 N/A ASN 301.A ND2 HIS 288.A O no hydrogen 3.640 N/A THR 302.A N ALA 298.A O no hydrogen 2.882 N/A THR 302.A OG1 ALA 298.A O no hydrogen 3.336 N/A THR 302.A OG1 GLN 314.A OE1 no hydrogen 2.731 N/A HIS 303.A N ALA 299.A O no hydrogen 2.978 N/A HIS 303.A ND1 HIS 111.A ND1 no hydrogen 2.723 N/A HIS 303.A NE2 ILE 346.A O no hydrogen 2.949 N/A LEU 304.A N VAL 300.A O no hydrogen 2.937 N/A ASN 305.A N ASN 301.A O no hydrogen 2.623 N/A VAL 306.A N THR 302.A O no hydrogen 2.906 N/A HIS 307.A N HIS 303.A O no hydrogen 3.200 N/A HIS 307.A ND1 GLY 116.A O no hydrogen 2.591 N/A LEU 308.A N LEU 304.A O no hydrogen 2.782 N/A ALA 311.A N LEU 308.A O no hydrogen 3.110 N/A ALA 312.A N ILE 285.A O no hydrogen 2.876 N/A GLN 314.A N PRO 123.A O no hydrogen 2.759 N/A GLN 314.A NE2 ALA 298.A O no hydrogen 3.263 N/A HIS 316.A N TYR 125.A O no hydrogen 2.875 N/A ASN 320.A ND2 PRO 17.A O no hydrogen 3.111 N/A ASN 322.A ND2 PRO 17.A O no hydrogen 3.012 N/A THR 323.A N ASN 320.A OD1 no hydrogen 2.433 N/A HIS 324.A N ASN 320.A O no hydrogen 3.093 N/A LYS 325.A N GLY 321.A O no hydrogen 3.017 N/A LYS 325.A NZ GLU 357.A OE2 no hydrogen 3.441 N/A VAL 326.A N ASN 322.A O no hydrogen 2.857 N/A PHE 327.A N THR 323.A O no hydrogen 2.853 N/A ILE 334.A N TYR 337.A O no hydrogen 2.612 N/A TYR 337.A N ILE 334.A O no hydrogen 3.169 N/A LEU 338.A N ILE 122.A O no hydrogen 2.946 N/A SER 341.A OG ILE 346.A O no hydrogen 3.538 N/A GLY 345.A N MET 108.A O no hydrogen 2.979 N/A ILE 346.A N ASP 100.A OD1 no hydrogen 2.833 N/A ASP 351.A N VAL 326.A O no hydrogen 2.887 N/A ALA 354.A N ASP 351.A OD2 no hydrogen 2.488 N/A ALA 355.A N ASP 351.A O no hydrogen 2.999 N/A ALA 356.A N ARG 352.A O no hydrogen 2.867 N/A GLU 357.A N GLU 353.A O no hydrogen 3.222 N/A GLU 357.A N ALA 354.A O no hydrogen 3.307 N/A PHE 358.A N ALA 355.A O no hydrogen 2.878 N/A