Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7eat_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLU 4.A N GLU 4.A OE1 no hydrogen 2.723 N/A GLU 6.A N PRO 2.A O no hydrogen 3.225 N/A HIS 7.A N ARG 3.A O no hydrogen 2.845 N/A PHE 8.A N GLU 4.A O no hydrogen 2.929 N/A SER 9.A N VAL 5.A O no hydrogen 2.817 N/A SER 9.A OG VAL 5.A O no hydrogen 3.061 N/A SER 9.A OG GLU 6.A O no hydrogen 2.851 N/A ARG 10.A N GLU 6.A O no hydrogen 3.305 N/A ARG 10.A N HIS 7.A O no hydrogen 3.197 N/A TYR 11.A N PHE 8.A O no hydrogen 3.145 N/A SER 12.A OG PRO 13.A O no hydrogen 3.430 N/A SER 14.A N GLU 34.A OE2 no hydrogen 2.704 N/A LEU 16.A N GLU 320.A OE1 no hydrogen 2.818 N/A SER 17.A N GLN 20.A OE1 no hydrogen 2.766 N/A MET 18.A N SER 318.A O no hydrogen 2.663 N/A LYS 19.A N SER 315.A O no hydrogen 3.394 N/A GLN 20.A N SER 17.A OG no hydrogen 2.905 N/A LEU 21.A N SER 17.A O no hydrogen 2.997 N/A LEU 22.A N MET 18.A O no hydrogen 2.792 N/A CYS 23.A SG THR 26.A OG1 no hydrogen 3.464 N/A SER 27.A N CYS 23.A O no hydrogen 3.161 N/A SER 27.A OG HIS 150.A ND1 no hydrogen 2.694 N/A PHE 28.A N GLU 24.A O no hydrogen 2.817 N/A ALA 29.A N ARG 25.A O no hydrogen 2.998 N/A PHE 30.A N THR 26.A O no hydrogen 2.944 N/A LEU 31.A N SER 27.A O no hydrogen 2.993 N/A ARG 32.A N PHE 28.A O no hydrogen 3.045 N/A ARG 32.A NH1 PHE 76.A O no hydrogen 2.822 N/A ARG 32.A NH1 LYS 79.A O no hydrogen 2.723 N/A GLN 33.A N PHE 30.A O no hydrogen 3.136 N/A GLU 34.A N PHE 30.A O no hydrogen 2.654 N/A LEU 35.A N LEU 31.A O no hydrogen 2.925 N/A VAL 37.A N GLN 33.A O no hydrogen 3.179 N/A ARG 38.A N GLU 34.A O no hydrogen 2.862 N/A ARG 38.A NE GLU 34.A OE2 no hydrogen 2.698 N/A ARG 38.A NH1 GLU 320.A OE1 no hydrogen 3.371 N/A ARG 38.A NH1 GLU 320.A OE2 no hydrogen 2.761 N/A ARG 38.A NH2 SER 14.A O no hydrogen 2.803 N/A ARG 38.A NH2 GLU 34.A OE2 no hydrogen 3.390 N/A ARG 38.A NH2 GLU 320.A OE1 no hydrogen 2.704 N/A LEU 39.A N LEU 35.A O no hydrogen 2.864 N/A ALA 40.A N PRO 36.A O no hydrogen 2.699 N/A ASN 41.A N VAL 37.A O no hydrogen 2.936 N/A ASN 41.A ND2 TYR 11.A O no hydrogen 2.913 N/A ASN 41.A ND2 VAL 37.A O no hydrogen 2.783 N/A ILE 42.A N ARG 38.A O no hydrogen 3.331 N/A LEU 43.A N LEU 39.A O no hydrogen 2.948 N/A LYS 44.A N ALA 40.A O no hydrogen 3.071 N/A LYS 44.A NZ GLU 6.A OE1 no hydrogen 3.478 N/A LYS 44.A NZ GLU 6.A OE2 no hydrogen 2.926 N/A GLU 45.A N ASN 41.A O no hydrogen 3.197 N/A ILE 46.A N ILE 42.A O no hydrogen 2.847 N/A ASP 47.A N LEU 43.A O no hydrogen 3.315 N/A ASP 47.A N LYS 44.A O no hydrogen 3.166 N/A ILE 48.A N GLU 45.A O no hydrogen 3.386 N/A LEU 49.A N ILE 46.A O no hydrogen 3.135 N/A LEU 53.A N PRO 50.A O no hydrogen 2.940 N/A VAL 54.A N PRO 50.A O no hydrogen 3.019 N/A ASN 55.A N THR 51.A O no hydrogen 2.948 N/A THR 56.A N LEU 53.A O no hydrogen 3.158 N/A THR 56.A OG1 LEU 53.A O no hydrogen 2.718 N/A VAL 59.A N THR 56.A OG1 no hydrogen 3.186 N/A GLN 60.A N THR 56.A O no hydrogen 2.936 N/A GLN 60.A NE2 VAL 54.A O no hydrogen 2.699 N/A LEU 61.A N SER 57.A O no hydrogen 2.797 N/A VAL 62.A N SER 58.A O no hydrogen 2.992 N/A LYS 63.A N VAL 59.A O no hydrogen 2.840 N/A LYS 63.A NZ ASP 47.A OD1 no hydrogen 3.101 N/A SER 64.A N GLN 60.A O no hydrogen 2.861 N/A SER 64.A OG GLN 60.A O no hydrogen 3.377 N/A SER 64.A OG LEU 61.A O no hydrogen 2.763 N/A TRP 65.A N LEU 61.A O no hydrogen 2.800 N/A TYR 66.A N VAL 62.A O no hydrogen 2.860 N/A ILE 67.A N LYS 63.A O no hydrogen 2.856 N/A GLN 68.A N SER 64.A O no hydrogen 2.966 N/A GLN 68.A NE2 GLN 68.A O no hydrogen 3.302 N/A GLN 68.A NE2 ASP 72.A OD1 no hydrogen 2.781 N/A SER 69.A N TRP 65.A O no hydrogen 2.902 N/A SER 69.A OG TRP 65.A O no hydrogen 3.209 N/A SER 69.A OG HIS 101.A NE2 no hydrogen 2.531 N/A LEU 70.A N TYR 66.A O no hydrogen 2.946 N/A MET 71.A N ILE 67.A O no hydrogen 2.906 N/A ASP 72.A N GLN 68.A O no hydrogen 2.835 N/A LEU 73.A N SER 69.A O no hydrogen 2.922 N/A VAL 74.A N LEU 70.A O no hydrogen 2.801 N/A GLU 75.A N MET 71.A O no hydrogen 3.186 N/A PHE 76.A N LEU 73.A O no hydrogen 3.116 N/A HIS 77.A N VAL 74.A O no hydrogen 2.923 N/A HIS 77.A NE2 ARG 32.A O no hydrogen 2.652 N/A GLU 78.A N GLU 75.A O no hydrogen 3.274 N/A LYS 79.A N PHE 76.A O no hydrogen 3.173 N/A ASP 82.A N SER 80.A OG no hydrogen 3.202 N/A ASP 83.A N SER 80.A O no hydrogen 2.882 N/A LYS 85.A NZ ASP 89.A OD2 no hydrogen 2.673 N/A LEU 87.A N ASP 83.A O no hydrogen 3.127 N/A SER 88.A N GLN 84.A O no hydrogen 3.099 N/A ASP 89.A N LYS 85.A O no hydrogen 2.721 N/A PHE 90.A N ALA 86.A O no hydrogen 2.789 N/A VAL 91.A N LEU 87.A O no hydrogen 3.171 N/A ASP 92.A N SER 88.A O no hydrogen 3.196 N/A THR 93.A N ASP 89.A O no hydrogen 2.810 N/A THR 93.A OG1 ASP 89.A O no hydrogen 3.149 N/A LEU 94.A N PHE 90.A O no hydrogen 2.855 N/A ILE 95.A N VAL 91.A O no hydrogen 2.936 N/A LYS 96.A N ASP 92.A O no hydrogen 2.928 N/A VAL 97.A N THR 93.A O no hydrogen 2.757 N/A ARG 98.A N LEU 94.A O no hydrogen 2.727 N/A ARG 98.A NH1 ASN 148.A OD1 no hydrogen 3.381 N/A ASN 99.A N ILE 95.A O no hydrogen 2.936 N/A ARG 100.A N LYS 96.A O no hydrogen 2.822 N/A ARG 100.A NH1 SER 69.A OG no hydrogen 2.971 N/A ARG 100.A NH1 ASP 72.A OD2 no hydrogen 2.991 N/A ARG 100.A NH2 ASP 72.A OD2 no hydrogen 2.909 N/A HIS 101.A N VAL 97.A O no hydrogen 2.878 N/A HIS 102.A N ASN 99.A O no hydrogen 3.191 N/A VAL 104.A N HIS 101.A O no hydrogen 3.120 N/A THR 107.A N ASN 103.A O no hydrogen 3.057 N/A THR 107.A OG1 ASN 103.A O no hydrogen 2.599 N/A MET 108.A N VAL 104.A O no hydrogen 2.876 N/A ALA 109.A N VAL 105.A O no hydrogen 3.031 N/A GLN 110.A N PRO 106.A O no hydrogen 2.847 N/A GLY 111.A N THR 107.A O no hydrogen 3.062 N/A ILE 112.A N MET 108.A O no hydrogen 2.973 N/A ILE 113.A N ALA 109.A O no hydrogen 2.885 N/A GLU 114.A N GLN 110.A O no hydrogen 2.841 N/A TYR 115.A N GLY 111.A O no hydrogen 2.935 N/A LYS 116.A N ILE 112.A O no hydrogen 2.839 N/A LYS 116.A NZ ASN 126.A OD1 no hydrogen 3.503 N/A ASP 117.A N ILE 113.A O no hydrogen 2.846 N/A ALA 118.A N GLU 114.A O no hydrogen 3.156 N/A CYS 119.A N TYR 115.A O no hydrogen 2.868 N/A ASN 126.A N ASP 122.A O no hydrogen 2.868 N/A GLN 127.A N PRO 123.A O no hydrogen 2.948 N/A ASN 128.A N VAL 124.A O no hydrogen 2.756 N/A ASN 128.A ND2 TYR 333.A O no hydrogen 3.201 N/A LEU 129.A N THR 125.A O no hydrogen 2.825 N/A GLN 130.A N ASN 126.A O no hydrogen 3.219 N/A TYR 131.A N GLN 127.A O no hydrogen 2.986 N/A PHE 132.A N ASN 128.A O no hydrogen 2.696 N/A LEU 133.A N LEU 129.A O no hydrogen 2.770 N/A ASP 134.A N GLN 130.A O no hydrogen 2.927 N/A ARG 135.A N TYR 131.A O no hydrogen 3.153 N/A ARG 135.A NE GLU 45.A OE1 no hydrogen 3.243 N/A ARG 135.A NE GLU 45.A OE2 no hydrogen 2.565 N/A ARG 135.A NH2 GLU 45.A OE1 no hydrogen 2.861 N/A ARG 135.A NH2 VAL 324.A O no hydrogen 2.795 N/A PHE 136.A N PHE 132.A O no hydrogen 2.575 N/A TYR 137.A N LEU 133.A O no hydrogen 2.830 N/A TYR 137.A OH VAL 105.A O no hydrogen 3.112 N/A MET 138.A N ASP 134.A O no hydrogen 2.947 N/A ASN 139.A N ARG 135.A O no hydrogen 2.825 N/A ASN 139.A ND2 ARG 38.A O no hydrogen 2.862 N/A ARG 140.A N PHE 136.A O no hydrogen 3.023 N/A ILE 141.A N TYR 137.A O no hydrogen 2.884 N/A SER 142.A N MET 138.A O no hydrogen 2.905 N/A SER 142.A OG ASN 139.A O no hydrogen 2.627 N/A THR 143.A N ASN 139.A O no hydrogen 2.942 N/A THR 143.A OG1 ASN 139.A O no hydrogen 3.453 N/A THR 143.A OG1 ARG 140.A O no hydrogen 3.036 N/A ARG 144.A N ARG 140.A O no hydrogen 2.792 N/A MET 145.A N ILE 141.A O no hydrogen 2.943 N/A LEU 146.A N SER 142.A O no hydrogen 2.987 N/A MET 147.A N THR 143.A O no hydrogen 2.923 N/A ASN 148.A N ARG 144.A O no hydrogen 2.903 N/A GLN 149.A N MET 145.A O no hydrogen 2.986 N/A GLN 149.A NE2 ILE 165.A O.A no hydrogen 2.684 N/A GLN 149.A NE2 ILE 165.A O.B no hydrogen 2.680 N/A HIS 150.A N LEU 146.A O no hydrogen 3.175 N/A HIS 150.A ND1 SER 27.A OG no hydrogen 2.694 N/A ILE 151.A N MET 147.A O no hydrogen 2.908 N/A LEU 152.A N ASN 148.A O no hydrogen 2.759 N/A ILE 153.A N GLN 149.A O no hydrogen 3.140 N/A PHE 154.A N HIS 150.A O no hydrogen 2.854 N/A SER 155.A N ILE 151.A O no hydrogen 2.824 N/A SER 157.A N SER 155.A OG no hydrogen 3.328 N/A GLN 158.A N SER 155.A OG no hydrogen 2.979 N/A SER 163.A N ASN 161.A OD1 no hydrogen 3.309 N/A HIS 164.A N ASN 161.A O no hydrogen 2.926 N/A ILE 165.A N.A ILE 168.A O no hydrogen 2.814 N/A ILE 165.A N.B ILE 168.A O no hydrogen 2.804 N/A SER 167.A N GLN 149.A OE1 no hydrogen 2.941 N/A SER 167.A OG GLN 149.A OE1 no hydrogen 3.288 N/A ILE 168.A N ILE 165.A O.A no hydrogen 3.017 N/A ILE 168.A N ILE 165.A O.B no hydrogen 2.997 N/A ASP 169.A N TYR 217.A O no hydrogen 2.830 N/A ASN 171.A N ASP 169.A OD1 no hydrogen 2.991 N/A CYS 172.A N ILE 215.A O no hydrogen 2.824 N/A ALA 176.A N ASP 173.A OD1 no hydrogen 3.003 N/A VAL 177.A N ASP 173.A O no hydrogen 3.081 N/A VAL 178.A N VAL 174.A O no hydrogen 2.901 N/A GLN 179.A N VAL 175.A O no hydrogen 2.885 N/A ASP 180.A N ALA 176.A O no hydrogen 2.932 N/A ALA 181.A N VAL 177.A O no hydrogen 2.858 N/A PHE 182.A N VAL 178.A O no hydrogen 2.933 N/A GLU 183.A N GLN 179.A O no hydrogen 3.059 N/A CYS 184.A N.A ASP 180.A O no hydrogen 2.999 N/A CYS 184.A N.B ASP 180.A O no hydrogen 2.996 N/A CYS 184.A SG.A ASP 180.A O no hydrogen 3.331 N/A CYS 184.A SG.A ASP 180.A OD2 no hydrogen 3.879 N/A CYS 184.A SG.A HIS 223.A NE2 no hydrogen 3.477 N/A SER 185.A N ALA 181.A O no hydrogen 3.153 N/A ARG 186.A N PHE 182.A O no hydrogen 2.731 N/A ARG 186.A NE SER 196.A OG no hydrogen 2.851 N/A MET 187.A N GLU 183.A O no hydrogen 2.730 N/A LEU 188.A N.A CYS 184.A O.A no hydrogen 3.211 N/A LEU 188.A N.A CYS 184.A O.B no hydrogen 3.236 N/A LEU 188.A N.B CYS 184.A O.A no hydrogen 3.217 N/A LEU 188.A N.B CYS 184.A O.B no hydrogen 3.242 N/A CYS 189.A N SER 185.A O no hydrogen 2.763 N/A CYS 189.A SG SER 195.A O.A no hydrogen 3.407 N/A CYS 189.A SG SER 195.A O.B no hydrogen 3.396 N/A ASP 190.A N ARG 186.A O no hydrogen 2.890 N/A GLN 191.A N MET 187.A O no hydrogen 3.220 N/A TYR 192.A N LEU 188.A O.A no hydrogen 3.250 N/A TYR 192.A N LEU 188.A O.B no hydrogen 3.253 N/A TYR 192.A N CYS 189.A O no hydrogen 3.245 N/A TYR 193.A N CYS 189.A O no hydrogen 2.776 N/A TYR 193.A OH GLU 239.A OE2 no hydrogen 2.930 N/A LEU 194.A N ASP 190.A O no hydrogen 2.610 N/A SER 196.A OG ASP 190.A OD1 no hydrogen 2.674 N/A SER 196.A OG ASP 190.A OD2 no hydrogen 3.535 N/A LYS 200.A N ILE 245.A O no hydrogen 2.993 N/A THR 202.A N VAL 247.A O no hydrogen 2.819 N/A VAL 204.A N VAL 249.A O no hydrogen 2.815 N/A ASN 205.A ND2 GLN 211.A O no hydrogen 2.892 N/A LYS 207.A N LEU 251.A O no hydrogen 3.162 N/A LYS 207.A NZ LYS 253.A O no hydrogen 2.965 N/A PHE 208.A N ASN 205.A OD1 no hydrogen 2.569 N/A GLN 211.A N PHE 208.A O no hydrogen 3.074 N/A TYR 217.A N ASP 169.A O no hydrogen 3.306 N/A LEU 222.A N VAL 218.A O no hydrogen 3.117 N/A HIS 223.A N PRO 219.A O no hydrogen 2.734 N/A HIS 224.A N.A SER 220.A O no hydrogen 2.951 N/A HIS 224.A N.B SER 220.A O no hydrogen 2.952 N/A MET 225.A N HIS 221.A O no hydrogen 3.152 N/A LEU 226.A N LEU 222.A O no hydrogen 3.103 N/A PHE 227.A N HIS 223.A O no hydrogen 2.826 N/A GLU 228.A N HIS 224.A O.A no hydrogen 3.109 N/A GLU 228.A N HIS 224.A O.B no hydrogen 3.115 N/A LEU 229.A N MET 225.A O no hydrogen 3.041 N/A PHE 230.A N LEU 226.A O no hydrogen 2.715 N/A LYS 231.A N PHE 227.A O no hydrogen 2.865 N/A LYS 231.A NZ GLU 228.A OE1 no hydrogen 3.553 N/A LYS 231.A NZ GLU 228.A OE2 no hydrogen 3.481 N/A ASN 232.A N GLU 228.A O no hydrogen 3.104 N/A ASN 232.A ND2 GLU 228.A O no hydrogen 2.787 N/A ALA 233.A N LEU 229.A O no hydrogen 2.893 N/A MET 234.A N PHE 230.A O no hydrogen 2.753 N/A ARG 235.A N LYS 231.A O no hydrogen 2.844 N/A ALA 236.A N ASN 232.A O no hydrogen 2.854 N/A THR 237.A N ALA 233.A O no hydrogen 2.967 N/A THR 237.A OG1 ALA 233.A O no hydrogen 2.685 N/A VAL 238.A N MET 234.A O no hydrogen 2.977 N/A GLU 239.A N ARG 235.A O no hydrogen 3.062 N/A HIS 240.A N ALA 236.A O no hydrogen 3.027 N/A GLN 241.A N THR 237.A O no hydrogen 3.007 N/A GLN 241.A NE2 THR 243.A OG1 no hydrogen 2.754 N/A GLN 241.A NE2 ARG 263.A O no hydrogen 2.957 N/A THR 243.A N GLN 241.A OE1 no hydrogen 2.841 N/A ILE 245.A N GLU 198.A O no hydrogen 2.871 N/A GLU 246.A N SER 261.A O no hydrogen 2.920 N/A VAL 247.A N LYS 200.A O no hydrogen 2.953 N/A ILE 248.A N LYS 259.A O no hydrogen 2.989 N/A VAL 249.A N THR 202.A O no hydrogen 2.790 N/A VAL 250.A N THR 257.A O no hydrogen 2.743 N/A LEU 251.A N VAL 204.A O no hydrogen 3.048 N/A GLY 252.A N ASP 255.A O no hydrogen 2.648 N/A LEU 256.A N LEU 311.A O no hydrogen 2.673 N/A THR 257.A N VAL 250.A O no hydrogen 2.722 N/A ILE 258.A N ILE 309.A O no hydrogen 2.924 N/A LYS 259.A N ILE 248.A O no hydrogen 3.015 N/A ILE 260.A N ALA 307.A O no hydrogen 2.606 N/A SER 261.A N GLU 246.A O no hydrogen 2.715 N/A SER 261.A OG ASP 306.A OD1 no hydrogen 2.580 N/A ASP 262.A N THR 305.A O no hydrogen 3.007 N/A GLY 264.A N ASP 262.A OD1 no hydrogen 2.790 N/A GLY 265.A N TYR 303.A O no hydrogen 3.106 N/A VAL 267.A N SER 299.A OG no hydrogen 2.715 N/A ILE 271.A N PRO 268.A O no hydrogen 3.126 N/A ARG 274.A N ILE 271.A O no hydrogen 2.996 N/A LEU 275.A N ILE 272.A O no hydrogen 3.118 N/A PHE 276.A N ASP 273.A O no hydrogen 2.942 N/A SER 277.A N ARG 274.A O no hydrogen 3.091 N/A SER 277.A OG ARG 274.A O no hydrogen 2.613 N/A TYR 278.A OH ASP 134.A OD1 no hydrogen 2.502 N/A ILE 283.A N TYR 279.A O no hydrogen 3.011 N/A SER 284.A N GLY 280.A O no hydrogen 2.860 N/A SER 284.A OG GLY 280.A O no hydrogen 2.775 N/A ARG 285.A N LEU 281.A O no hydrogen 2.979 N/A LEU 286.A N PRO 282.A O no hydrogen 3.023 N/A TYR 287.A N ILE 283.A O no hydrogen 2.926 N/A ALA 288.A N SER 284.A O no hydrogen 3.101 N/A LYS 289.A N ARG 285.A O no hydrogen 2.870 N/A TYR 290.A N TYR 287.A O no hydrogen 3.251 N/A TYR 290.A OH GLU 320.A OE2 no hydrogen 2.343 N/A GLN 292.A N LYS 289.A O no hydrogen 3.015 N/A GLN 292.A NE2 ILE 319.A O no hydrogen 2.872 N/A ASP 294.A N TYR 310.A O no hydrogen 2.895 N/A LEU 295.A N ASP 294.A OD1 no hydrogen 2.774 N/A ASN 296.A N ILE 308.A O no hydrogen 3.012 N/A TYR 298.A N ASP 306.A O no hydrogen 2.914 N/A SER 299.A OG GLY 304.A O no hydrogen 2.972 N/A SER 299.A OG THR 305.A OG1 no hydrogen 2.808 N/A LEU 300.A N GLY 304.A O no hydrogen 2.758 N/A GLY 302.A N GLY 265.A O no hydrogen 2.608 N/A TYR 303.A N LEU 300.A O no hydrogen 2.886 N/A GLY 304.A N LEU 300.A O no hydrogen 3.139 N/A THR 305.A N ASP 262.A O no hydrogen 3.235 N/A THR 305.A N ASP 262.A OD1 no hydrogen 3.327 N/A THR 305.A OG1 SER 299.A OG no hydrogen 2.808 N/A ASP 306.A N TYR 298.A O no hydrogen 3.003 N/A ALA 307.A N ILE 260.A O no hydrogen 2.726 N/A ILE 308.A N ASN 296.A O no hydrogen 2.900 N/A ILE 309.A N ILE 258.A O no hydrogen 2.675 N/A TYR 310.A N ASP 294.A O no hydrogen 2.823 N/A LEU 311.A N LEU 256.A O no hydrogen 2.785 N/A ALA 313.A N GLU 254.A O no hydrogen 2.908 N/A GLU 317.A N LEU 314.A O no hydrogen 3.235 N/A SER 318.A N SER 315.A O no hydrogen 3.117 N/A SER 318.A OG LEU 314.A O no hydrogen 2.862 N/A GLU 320.A N LEU 16.A O no hydrogen 2.821 N/A LYS 321.A N TYR 290.A O no hydrogen 2.690 N/A PHE 325.A N ASN 41.A OD1 no hydrogen 3.039 N/A ALA 329.A N ASN 326.A OD1 no hydrogen 3.086 N/A PHE 330.A N ASN 326.A O no hydrogen 3.042 N/A LYS 331.A N LYS 327.A O no hydrogen 2.843 N/A HIS 332.A N SER 328.A O no hydrogen 3.053 N/A TYR 333.A N ALA 329.A O no hydrogen 3.232 N/A TYR 333.A OH GLU 45.A OE2 no hydrogen 2.386 N/A GLN 334.A N PHE 330.A O no hydrogen 3.031 N/A