Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4a5g_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): ASN 4.A N LEU 122.A O no hydrogen 2.962 N/A THR 6.A N ASN 4.A OD1 no hydrogen 3.242 N/A TYR 8.A OH ASP 100.A OD2 no hydrogen 2.711 N/A ALA 9.A N THR 6.A O no hydrogen 3.047 N/A THR 11.A N TYR 8.A O no hydrogen 3.079 N/A CYS 12.A N TYR 8.A O no hydrogen 2.788 N/A ALA 15.A N CYS 12.A O no hydrogen 3.367 N/A MET 18.A N ASN 14.A O no hydrogen 3.073 N/A VAL 19.A N ALA 15.A O no hydrogen 2.961 N/A ARG 20.A N SER 16.A O no hydrogen 3.107 N/A ARG 20.A NH1 SER 111.A OG no hydrogen 2.748 N/A THR 21.A N ALA 17.A O no hydrogen 2.924 N/A THR 21.A OG1 ALA 17.A O no hydrogen 3.255 N/A ILE 22.A N MET 18.A O no hydrogen 3.308 N/A VAL 23.A N VAL 19.A O no hydrogen 3.034 N/A GLN 24.A N ARG 20.A O no hydrogen 2.995 N/A GLN 25.A N THR 21.A O no hydrogen 3.101 N/A ALA 26.A N ILE 22.A O no hydrogen 2.997 N/A PHE 27.A N VAL 23.A O no hydrogen 2.970 N/A GLN 28.A N GLN 25.A O no hydrogen 3.005 N/A SER 29.A N ALA 26.A O no hydrogen 3.310 N/A ASP 30.A N ALA 26.A O no hydrogen 3.280 N/A ARG 32.A N ASP 30.A OD1 no hydrogen 3.009 N/A ILE 33.A N ASP 30.A O no hydrogen 3.213 N/A SER 36.A N ARG 32.A O no hydrogen 3.140 N/A SER 36.A OG ARG 32.A O no hydrogen 3.233 N/A LEU 37.A N ILE 33.A O no hydrogen 2.984 N/A ILE 38.A N GLY 34.A O no hydrogen 3.248 N/A ARG 39.A N ALA 35.A O no hydrogen 3.227 N/A ARG 39.A NH1 SER 74.A OG no hydrogen 2.685 N/A ARG 39.A NH2 SER 74.A OG no hydrogen 3.428 N/A LEU 40.A N SER 36.A O no hydrogen 3.267 N/A HIS 41.A N LEU 37.A O no hydrogen 3.435 N/A PHE 42.A N ILE 38.A O no hydrogen 3.104 N/A HIS 43.A N ARG 39.A O no hydrogen 2.894 N/A HIS 43.A ND1 ASN 71.A OD1 no hydrogen 2.679 N/A ASP 44.A N LEU 40.A O no hydrogen 2.749 N/A CYS 45.A N HIS 41.A O no hydrogen 2.953 N/A CYS 45.A SG HIS 41.A O no hydrogen 3.224 N/A CYS 45.A SG MET 283.A O no hydrogen 3.446 N/A PHE 46.A N PHE 42.A O no hydrogen 3.194 N/A VAL 47.A N ASP 44.A O no hydrogen 3.173 N/A CYS 50.A N ILE 286.A O no hydrogen 3.165 N/A CYS 50.A SG MET 283.A O no hydrogen 3.238 N/A ASP 51.A N ASP 44.A OD1 no hydrogen 3.321 N/A ALA 52.A N ASP 44.A OD2 no hydrogen 2.864 N/A SER 53.A N ASP 51.A OD1 no hydrogen 2.940 N/A SER 53.A OG VAL 47.A O no hydrogen 3.535 N/A SER 53.A OG ASP 51.A OD1 no hydrogen 3.070 N/A SER 53.A OG GLU 65.A OE1 no hydrogen 3.362 N/A SER 53.A OG GLU 65.A OE2 no hydrogen 2.678 N/A LEU 55.A N ALA 52.A O no hydrogen 3.276 N/A LEU 56.A N SER 53.A O no hydrogen 3.448 N/A ASP 57.A N LYS 301.A O no hydrogen 3.071 N/A ASN 58.A ND2 ASN 67.A OD1 no hydrogen 2.879 N/A SER 59.A N ILE 62.A O no hydrogen 3.043 N/A SER 61.A N SER 59.A OG no hydrogen 3.198 N/A ILE 62.A N SER 59.A OG no hydrogen 3.065 N/A SER 64.A N ASN 58.A OD1 no hydrogen 2.950 N/A SER 64.A OG LEU 56.A O no hydrogen 2.690 N/A LYS 66.A N SER 64.A OG no hydrogen 3.098 N/A LYS 66.A NZ ASP 57.A OD1 no hydrogen 2.773 N/A ASN 67.A N SER 64.A O no hydrogen 3.287 N/A ALA 68.A N GLU 65.A O no hydrogen 2.992 N/A GLY 69.A N ASN 136.A OD1 no hydrogen 2.892 N/A ASN 71.A N ALA 68.A O no hydrogen 3.081 N/A ASN 71.A ND2 GLU 65.A O no hydrogen 2.913 N/A ALA 72.A N ALA 68.A O no hydrogen 2.933 N/A SER 74.A N ASN 71.A O no hydrogen 2.954 N/A SER 74.A OG PRO 70.A O no hydrogen 3.559 N/A ALA 75.A N ASN 71.A O no hydrogen 2.815 N/A ARG 76.A NH1 ASP 30.A OD2 no hydrogen 3.058 N/A ARG 76.A NH1 SER 36.A OG no hydrogen 2.893 N/A ARG 76.A NH2 ASP 30.A OD2 no hydrogen 2.984 N/A VAL 81.A N GLY 77.A O no hydrogen 3.122 N/A ASP 82.A N PHE 78.A O no hydrogen 3.076 N/A ASN 83.A N ASN 79.A O no hydrogen 3.062 N/A ILE 84.A N VAL 80.A O no hydrogen 2.939 N/A LYS 85.A N VAL 81.A O no hydrogen 3.019 N/A LYS 85.A NZ GLU 89.A OE2 no hydrogen 2.681 N/A LYS 85.A NZ VAL 96.A O no hydrogen 2.843 N/A LYS 85.A NZ ARG 297.A O no hydrogen 2.744 N/A THR 86.A N ASP 82.A O no hydrogen 2.857 N/A THR 86.A OG1 ASP 82.A O no hydrogen 3.002 N/A ALA 87.A N ASN 83.A O no hydrogen 3.236 N/A LEU 88.A N ILE 84.A O no hydrogen 3.104 N/A GLU 89.A N LYS 85.A O no hydrogen 2.965 N/A ASN 90.A N THR 86.A O no hydrogen 3.038 N/A ALA 91.A N ALA 87.A O no hydrogen 3.083 N/A CYS 92.A N.A LEU 88.A O no hydrogen 2.648 N/A CYS 92.A N.B LEU 88.A O no hydrogen 2.646 N/A CYS 92.A SG.A THR 11.A O no hydrogen 3.859 N/A CYS 92.A SG.B LEU 88.A O no hydrogen 3.129 N/A CYS 92.A SG.B CYS 92.A O.B no hydrogen 2.824 N/A GLY 94.A N GLU 89.A OE1 no hydrogen 2.726 N/A VAL 95.A N CYS 92.A O.A no hydrogen 3.258 N/A SER 97.A N TYR 8.A OH no hydrogen 3.331 N/A SER 97.A OG THR 99.A OG1 no hydrogen 2.925 N/A SER 97.A OG ARG 124.A O no hydrogen 2.779 N/A CYS 98.A N.A ASP 126.A OD2 no hydrogen 2.978 N/A CYS 98.A N.B ASP 126.A OD2 no hydrogen 3.011 N/A THR 99.A N ASP 126.A OD1 no hydrogen 2.923 N/A THR 99.A OG1 SER 97.A OG no hydrogen 2.925 N/A THR 99.A OG1 ASP 126.A OD1 no hydrogen 2.907 N/A ASP 100.A N SER 97.A OG no hydrogen 3.034 N/A VAL 101.A N SER 97.A O no hydrogen 2.966 N/A LEU 102.A N CYS 98.A O.A no hydrogen 3.120 N/A ALA 103.A N THR 99.A O no hydrogen 3.362 N/A LEU 104.A N ASP 100.A O no hydrogen 2.963 N/A ALA 105.A N VAL 101.A O no hydrogen 2.816 N/A SER 106.A N LEU 102.A O no hydrogen 3.108 N/A SER 106.A OG LEU 102.A O no hydrogen 3.013 N/A ALA 108.A N LEU 104.A O no hydrogen 3.166 N/A SER 109.A N ALA 105.A O no hydrogen 2.958 N/A SER 109.A OG GLY 34.A O no hydrogen 3.405 N/A SER 109.A OG ALA 105.A O no hydrogen 2.975 N/A VAL 110.A N SER 106.A O no hydrogen 3.196 N/A SER 111.A N GLN 107.A O no hydrogen 3.021 N/A LEU 112.A N ALA 108.A O no hydrogen 2.945 N/A SER 113.A N VAL 110.A O no hydrogen 3.122 N/A SER 113.A OG SER 109.A O no hydrogen 2.876 N/A GLY 114.A N SER 111.A O no hydrogen 3.174 N/A GLY 115.A N VAL 110.A O no hydrogen 2.884 N/A LEU 122.A N ASN 4.A O no hydrogen 2.817 N/A GLY 123.A N ASP 100.A OD2 no hydrogen 2.921 N/A ARG 124.A N ASP 100.A OD1 no hydrogen 3.041 N/A ARG 124.A NE GLY 284.A O no hydrogen 3.070 N/A ARG 124.A NH1 ASP 100.A OD1 no hydrogen 2.798 N/A ARG 124.A NH1 ASP 121.A O no hydrogen 2.715 N/A ARG 124.A NH2 ASP 121.A O no hydrogen 3.090 N/A ARG 124.A NH2 GLY 284.A O no hydrogen 2.982 N/A ARG 125.A NE SER 293.A O no hydrogen 2.790 N/A ARG 125.A NH2 GLY 294.A O no hydrogen 3.091 N/A ASP 126.A N GLU 295.A O no hydrogen 2.844 N/A THR 127.A N ASP 51.A O no hydrogen 3.005 N/A THR 127.A OG1 ASP 51.A OD2 no hydrogen 3.487 N/A THR 127.A OG1 THR 129.A O no hydrogen 3.122 N/A THR 129.A N THR 127.A OG1 no hydrogen 3.248 N/A ASN 131.A N GLU 65.A OE2 no hydrogen 2.929 N/A GLN 132.A NE2 SER 64.A O no hydrogen 2.728 N/A GLY 134.A N ASN 131.A OD1 no hydrogen 2.844 N/A ALA 135.A N ASN 131.A O no hydrogen 3.084 N/A ASN 136.A N GLN 132.A O no hydrogen 3.070 N/A SER 137.A N ALA 133.A O no hydrogen 3.300 N/A SER 137.A N GLY 134.A O no hydrogen 3.289 N/A SER 137.A OG ALA 133.A O no hydrogen 3.490 N/A SER 137.A OG GLY 134.A O no hydrogen 3.529 N/A SER 138.A N GLY 134.A O no hydrogen 2.773 N/A SER 138.A OG GLY 134.A O no hydrogen 3.322 N/A SER 141.A N GLN 144.A OE1 no hydrogen 2.678 N/A THR 143.A N SER 141.A OG no hydrogen 3.190 N/A GLN 144.A N SER 141.A O no hydrogen 3.448 N/A ASN 148.A ND2 GLN 144.A O no hydrogen 3.513 N/A ILE 149.A N GLY 145.A O no hydrogen 3.050 N/A THR 150.A N LEU 146.A O no hydrogen 2.895 N/A THR 150.A OG1 LEU 146.A O no hydrogen 2.791 N/A SER 151.A N SER 147.A O no hydrogen 3.058 N/A SER 151.A OG SER 147.A O no hydrogen 3.221 N/A LYS 152.A N ASN 148.A O no hydrogen 3.017 N/A LYS 152.A NZ SER 137.A O no hydrogen 3.196 N/A LYS 152.A NZ ILE 139.A O no hydrogen 3.246 N/A LYS 152.A NZ GLN 144.A OE1 no hydrogen 2.771 N/A PHE 153.A N ILE 149.A O no hydrogen 3.154 N/A SER 154.A N THR 150.A O no hydrogen 3.059 N/A SER 154.A OG THR 150.A O no hydrogen 3.322 N/A ALA 155.A N SER 151.A O no hydrogen 2.959 N/A VAL 156.A N PHE 153.A O no hydrogen 3.091 N/A GLY 157.A N SER 154.A O no hydrogen 2.854 N/A LEU 158.A N PHE 153.A O no hydrogen 2.822 N/A ASN 159.A N ASP 162.A OD2 no hydrogen 2.882 N/A ASP 162.A N ASN 159.A OD1 no hydrogen 3.048 N/A LEU 163.A N ASN 159.A O no hydrogen 2.862 N/A VAL 164.A N THR 160.A O no hydrogen 3.066 N/A ALA 165.A N ASN 161.A O no hydrogen 3.213 N/A LEU 166.A N ASP 162.A O no hydrogen 2.961 N/A SER 167.A N LEU 163.A O no hydrogen 3.024 N/A SER 167.A OG LEU 163.A O no hydrogen 2.829 N/A GLY 168.A N ALA 165.A O no hydrogen 2.983 N/A ALA 169.A N LEU 166.A O no hydrogen 3.080 N/A HIS 170.A N SER 167.A O no hydrogen 3.106 N/A HIS 170.A ND1 ASP 247.A OD1 no hydrogen 2.878 N/A THR 171.A N GLY 168.A O no hydrogen 3.172 N/A THR 171.A OG1 ASP 222.A OD2 no hydrogen 3.503 N/A THR 171.A OG1 ASP 230.A O no hydrogen 2.609 N/A PHE 172.A N ALA 169.A O no hydrogen 3.463 N/A ARG 174.A NH1 GLY 173.A O no hydrogen 3.391 N/A ARG 174.A NH1 PRO 226.A O no hydrogen 3.265 N/A ARG 174.A NH1 ASP 227.A OD1 no hydrogen 3.278 N/A ARG 174.A NH2 ASP 227.A OD1 no hydrogen 2.781 N/A ALA 175.A N THR 219.A O no hydrogen 2.926 N/A CYS 177.A N.A GLY 217.A O no hydrogen 2.995 N/A CYS 177.A N.B GLY 217.A O no hydrogen 2.851 N/A CYS 177.A SG.A LEU 208.A O no hydrogen 3.696 N/A CYS 177.A SG.A GLY 217.A O no hydrogen 3.598 N/A CYS 177.A SG.B LEU 208.A O no hydrogen 3.889 N/A CYS 177.A SG.B GLY 217.A O no hydrogen 2.861 N/A VAL 179.A N THR 176.A O no hydrogen 3.092 N/A PHE 180.A N CYS 177.A O.A no hydrogen 3.132 N/A PHE 180.A N CYS 177.A O.B no hydrogen 2.942 N/A SER 181.A N CYS 177.A O.A no hydrogen 2.902 N/A SER 181.A OG CYS 177.A O.A no hydrogen 3.488 N/A ASN 182.A ND2 GLN 245.A OE1 no hydrogen 3.115 N/A ARG 183.A N PHE 180.A O no hydrogen 3.102 N/A ARG 183.A NE ASP 194.A OD2 no hydrogen 2.920 N/A ARG 183.A NH1 GLY 242.A O no hydrogen 3.014 N/A ARG 183.A NH1 LEU 243.A O no hydrogen 2.979 N/A ARG 183.A NH2 ASP 194.A OD2 no hydrogen 2.921 N/A ARG 183.A NH2 THR 196.A OG1 no hydrogen 3.318 N/A LEU 184.A N SER 181.A O no hydrogen 3.109 N/A PHE 187.A N ASN 192.A O no hydrogen 2.839 N/A SER 188.A OG SER 188.A O no hydrogen 2.648 N/A LYS 190.A N PHE 187.A O no hydrogen 2.938 N/A GLY 191.A N ASN 186.A OD1 no hydrogen 2.484 N/A ASP 194.A N ARG 183.A O no hydrogen 2.904 N/A THR 196.A N ASP 194.A OD1 no hydrogen 2.874 N/A THR 196.A OG1 ASP 194.A OD1 no hydrogen 2.796 N/A THR 196.A OG1 ASP 194.A OD2 no hydrogen 3.022 N/A LEU 197.A N ASP 194.A O no hydrogen 3.096 N/A ASN 198.A N ASN 240.A O no hydrogen 2.957 N/A ASN 198.A ND2 SER 239.A O no hydrogen 3.020 N/A THR 200.A N ASN 198.A OD1 no hydrogen 3.109 N/A LEU 202.A N ASN 198.A O no hydrogen 2.867 N/A SER 203.A N THR 199.A O no hydrogen 3.075 N/A THR 204.A OG1 LEU 201.A O no hydrogen 3.142 N/A LEU 205.A N LEU 201.A O no hydrogen 3.059 N/A GLN 206.A N LEU 202.A O no hydrogen 2.898 N/A GLN 206.A NE2 LEU 184.A O no hydrogen 2.931 N/A GLU 207.A N SER 203.A O no hydrogen 3.263 N/A LEU 208.A N THR 204.A O no hydrogen 2.950 N/A CYS 209.A N LEU 205.A O no hydrogen 2.877 N/A GLY 213.A N PRO 210.A O no hydrogen 2.845 N/A THR 219.A N ALA 175.A O no hydrogen 3.032 N/A LEU 221.A N GLY 173.A O no hydrogen 3.031 N/A SER 224.A N ASP 222.A OD1 no hydrogen 2.813 N/A THR 225.A N ASP 222.A OD1 no hydrogen 3.197 N/A THR 225.A OG1 ASP 222.A OD2 no hydrogen 3.440 N/A THR 225.A OG1 ASP 230.A OD1 no hydrogen 3.008 N/A THR 225.A OG1 ASP 230.A OD2 no hydrogen 2.490 N/A PHE 229.A N SER 113.A O no hydrogen 2.913 N/A ASP 230.A N THR 171.A OG1 no hydrogen 3.304 N/A ASN 231.A N GLN 269.A OE1 no hydrogen 2.886 N/A ASN 231.A ND2 PHE 265.A O no hydrogen 2.958 N/A ASN 232.A ND2 SER 224.A OG no hydrogen 2.972 N/A TYR 233.A OH ASP 247.A OD1 no hydrogen 2.729 N/A PHE 234.A N ASN 231.A O no hydrogen 2.974 N/A THR 235.A N ASN 231.A O no hydrogen 3.424 N/A THR 235.A OG1 ASN 232.A O no hydrogen 2.807 N/A ASN 236.A N ASN 232.A O no hydrogen 2.821 N/A ASN 236.A ND2 ASP 222.A OD1 no hydrogen 2.827 N/A LEU 237.A N TYR 233.A O no hydrogen 3.365 N/A GLN 238.A N PHE 234.A O no hydrogen 3.362 N/A GLN 238.A N THR 235.A O no hydrogen 3.176 N/A SER 239.A N ASN 236.A O no hydrogen 2.907 N/A ASN 240.A N LEU 237.A O no hydrogen 3.078 N/A ASN 241.A N ASN 236.A O no hydrogen 2.992 N/A GLY 242.A N GLN 248.A OE1 no hydrogen 2.975 N/A LEU 244.A N ASP 247.A OD2 no hydrogen 2.961 N/A GLN 245.A NE2 GLU 249.A OE2 no hydrogen 2.936 N/A GLN 248.A N LEU 244.A O no hydrogen 3.283 N/A GLN 248.A NE2 LEU 237.A O no hydrogen 2.956 N/A GLN 248.A NE2 SER 252.A OG.A no hydrogen 3.019 N/A GLU 249.A N GLN 245.A O no hydrogen 3.086 N/A LEU 250.A N ASP 247.A O no hydrogen 3.159 N/A PHE 251.A N GLN 248.A O no hydrogen 2.959 N/A SER 252.A N.A GLN 248.A O no hydrogen 2.900 N/A SER 252.A N.B GLN 248.A O no hydrogen 2.895 N/A SER 252.A OG.B GLN 248.A O no hydrogen 3.072 N/A THR 253.A N GLU 249.A O no hydrogen 3.232 N/A THR 253.A OG1 GLU 249.A O no hydrogen 2.686 N/A SER 256.A N THR 253.A O no hydrogen 3.106 N/A SER 256.A OG THR 258.A OG1 no hydrogen 2.662 N/A THR 258.A N SER 256.A OG no hydrogen 3.209 N/A THR 258.A OG1 LEU 250.A O no hydrogen 2.729 N/A THR 258.A OG1 SER 256.A OG no hydrogen 2.662 N/A ILE 259.A N SER 256.A O no hydrogen 3.209 N/A VAL 262.A N THR 258.A O no hydrogen 3.052 N/A THR 263.A N ILE 259.A O no hydrogen 3.062 N/A THR 263.A OG1 ILE 259.A O no hydrogen 3.397 N/A SER 264.A N ALA 260.A O no hydrogen 2.920 N/A SER 264.A OG ILE 261.A O no hydrogen 2.710 N/A PHE 265.A N ILE 261.A O no hydrogen 2.962 N/A ALA 266.A N VAL 262.A O no hydrogen 2.812 N/A SER 267.A N THR 263.A O no hydrogen 2.994 N/A SER 267.A OG THR 263.A O no hydrogen 3.223 N/A ASN 268.A N SER 264.A O no hydrogen 3.037 N/A LEU 271.A N ASN 268.A OD1 no hydrogen 3.131 N/A PHE 272.A N ASN 268.A O no hydrogen 3.127 N/A PHE 273.A N GLN 269.A O no hydrogen 2.826 N/A GLN 274.A N THR 270.A O no hydrogen 3.000 N/A ALA 275.A N LEU 271.A O no hydrogen 2.995 N/A PHE 276.A N PHE 272.A O no hydrogen 2.782 N/A ALA 277.A N PHE 273.A O no hydrogen 3.102 N/A GLN 278.A N GLN 274.A O no hydrogen 3.276 N/A GLN 278.A NE2 ASN 282.A OD1 no hydrogen 2.990 N/A SER 279.A N ALA 275.A O no hydrogen 2.969 N/A SER 279.A OG ASP 162.A OD1 no hydrogen 2.827 N/A SER 279.A OG ALA 275.A O no hydrogen 3.159 N/A MET 280.A N PHE 276.A O no hydrogen 2.950 N/A ILE 281.A N ALA 277.A O no hydrogen 3.207 N/A ASN 282.A N GLN 278.A O no hydrogen 2.975 N/A ASN 282.A ND2 ASP 162.A OD1 no hydrogen 3.090 N/A MET 283.A N SER 279.A O no hydrogen 2.935 N/A GLY 284.A N MET 280.A O no hydrogen 3.022 N/A ASN 285.A N ASN 282.A O no hydrogen 3.124 N/A ILE 286.A N MET 283.A O no hydrogen 3.265 N/A SER 293.A N THR 290.A O no hydrogen 3.058 N/A GLU 295.A N ASP 126.A O no hydrogen 3.049 N/A ARG 297.A N ASP 126.A OD2 no hydrogen 2.989 N/A ARG 297.A NH1 ALA 52.A O no hydrogen 2.884 N/A ARG 297.A NH1 CYS 300.A O.A no hydrogen 3.024 N/A ARG 297.A NH1 CYS 300.A O.B no hydrogen 2.941 N/A ARG 297.A NH2 ALA 52.A O no hydrogen 3.123 N/A ARG 297.A NH2 THR 127.A O no hydrogen 2.938 N/A LEU 298.A N ASN 304.A OD1 no hydrogen 2.966 N/A CYS 300.A SG.B ASP 82.A OD1 no hydrogen 3.247 N/A LYS 301.A N ASP 299.A OD1 no hydrogen 3.034 N/A LYS 301.A NZ ASP 82.A OD1 no hydrogen 3.260 N/A LYS 301.A NZ ASP 82.A OD2 no hydrogen 2.937 N/A LYS 301.A NZ ASP 299.A OD1 no hydrogen 2.909 N/A LYS 301.A NZ ASP 299.A OD2 no hydrogen 3.487 N/A LYS 302.A N ASP 299.A O no hydrogen 3.080 N/A LYS 302.A NZ ASP 299.A OD2 no hydrogen 3.349 N/A ASN 304.A N GLU 295.A OE2 no hydrogen 2.830 N/A ASN 304.A ND2 ILE 296.A O no hydrogen 2.997 N/A SER 306.A N THR 303.A O no hydrogen 3.054 N/A SER 306.A OG THR 303.A O no hydrogen 2.838 N/A