Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 4kh9_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): PHE 2.A N VAL 265.A O no hydrogen 2.905 N/A THR 3.A OG1 ASN 264.A OD1 no hydrogen 2.985 N/A GLN 7.A NE2 SER 262.A OG no hydrogen 2.869 N/A GLN 7.A NE2 VAL 346.A O no hydrogen 3.021 N/A LYS 10.A N PRO 259.A O no hydrogen 2.841 N/A LYS 10.A NZ GLU 223.A OE1 no hydrogen 2.822 N/A TYR 12.A N THR 283.A OG1 no hydrogen 2.968 N/A TYR 12.A OH ASP 339.A OD1 no hydrogen 3.125 N/A TYR 12.A OH ASP 339.A OD2 no hydrogen 2.635 N/A CYS 14.A SG ASN 16.A OD1 no hydrogen 3.258 N/A ASN 16.A ND2 GLY 341.A O no hydrogen 3.421 N/A CYS 17.A SG TYR 12.A OH no hydrogen 3.759 N/A CYS 17.A SG ALA 284.A O no hydrogen 3.650 N/A CYS 17.A SG SER 285.A OG no hydrogen 3.094 N/A GLN 19.A N ASN 16.A O no hydrogen 3.173 N/A LEU 20.A N CYS 17.A O no hydrogen 2.923 N/A GLU 23.A N SER 21.A OG no hydrogen 3.005 N/A LEU 25.A N ALA 308.A O no hydrogen 2.812 N/A ASP 27.A N GLN 306.A O no hydrogen 2.841 N/A LYS 28.A NZ ASP 323.A OD1 no hydrogen 2.734 N/A TRP 29.A N THR 304.A O no hydrogen 2.902 N/A ASN 37.A ND2 THR 161.A OG1 no hydrogen 2.637 N/A ASN 37.A ND2 ALA 253.A O no hydrogen 2.943 N/A ARG 39.A N VAL 159.A O no hydrogen 2.884 N/A ARG 39.A NH1 VAL 38.A O no hydrogen 3.028 N/A ARG 40.A NH1 GLU 158.A OE1 no hydrogen 3.015 N/A SER 41.A N LEU 157.A O no hydrogen 2.899 N/A SER 41.A OG GLY 43.A O no hydrogen 2.866 N/A SER 41.A OG SER 249.A O no hydrogen 2.578 N/A GLY 43.A N SER 41.A OG no hydrogen 3.290 N/A TYR 44.A N VAL 148.A O no hydrogen 2.903 N/A LYS 45.A N SER 249.A OG no hydrogen 2.949 N/A GLU 46.A N ILE 146.A O no hydrogen 2.855 N/A ILE 48.A N TYR 145.A O no hydrogen 2.832 N/A SER 49.A N GLN 52.A OE1 no hydrogen 2.931 N/A SER 49.A OG GLU 51.A OE1 no hydrogen 3.477 N/A LEU 50.A N ASP 143.A O no hydrogen 2.915 N/A GLU 51.A N GLU 51.A OE1 no hydrogen 2.826 N/A GLN 52.A N SER 49.A OG no hydrogen 3.119 N/A LEU 53.A N SER 49.A O no hydrogen 3.107 N/A GLN 54.A N LEU 50.A O no hydrogen 2.978 N/A ARG 55.A N GLU 51.A O no hydrogen 3.421 N/A GLY 56.A N GLN 52.A O no hydrogen 2.703 N/A VAL 57.A N LEU 132.A O no hydrogen 2.729 N/A ILE 59.A N PHE 130.A O no hydrogen 2.714 N/A SER 60.A N TYR 44.A OH no hydrogen 3.212 N/A THR 61.A N GLY 128.A O no hydrogen 2.943 N/A THR 61.A OG1 GLY 128.A O no hydrogen 3.564 N/A LEU 62.A N ASP 150.A OD1 no hydrogen 3.397 N/A LEU 62.A N ASP 150.A OD2 no hydrogen 2.748 N/A ALA 63.A N ASP 150.A OD1 no hydrogen 3.268 N/A VAL 67.A N LEU 149.A O no hydrogen 2.765 N/A VAL 68.A N LEU 119.A O no hydrogen 2.852 N/A ARG 69.A N SER 147.A O no hydrogen 2.880 N/A ILE 70.A N ALA 118.A O no hydrogen 2.747 N/A LEU 73.A N ALA 144.A O no hydrogen 2.865 N/A SER 77.A OG LYS 140.A O no hydrogen 3.206 N/A ILE 78.A N LYS 115.A O no hydrogen 2.632 N/A LEU 82.A N LYS 133.A O no hydrogen 2.731 N/A ILE 83.A N LEU 91.A O no hydrogen 2.808 N/A LYS 84.A N ILE 131.A O no hydrogen 2.788 N/A THR 85.A N GLN 89.A O no hydrogen 2.932 N/A THR 85.A OG1 GLN 89.A O no hydrogen 3.544 N/A ASN 88.A N THR 85.A O no hydrogen 2.951 N/A GLN 89.A N THR 85.A OG1 no hydrogen 3.145 N/A LEU 91.A N ILE 83.A O no hydrogen 2.803 N/A LEU 93.A N LEU 81.A O no hydrogen 2.975 N/A GLU 95.A N PRO 92.A O no hydrogen 2.945 N/A ALA 96.A N LEU 93.A O no hydrogen 2.992 N/A SER 97.A N LYS 94.A O no hydrogen 3.180 N/A SER 97.A OG LYS 94.A O no hydrogen 2.650 N/A SER 97.A OG SER 98.A O no hydrogen 3.451 N/A ASN 101.A N SER 98.A OG no hydrogen 3.112 N/A ASN 101.A ND2 SER 98.A OG no hydrogen 2.780 N/A GLN 102.A N SER 98.A O no hydrogen 3.111 N/A GLN 102.A N LEU 99.A O no hydrogen 3.068 N/A GLN 102.A NE2 SER 97.A O no hydrogen 2.785 N/A GLN 102.A NE2 SER 98.A O no hydrogen 3.363 N/A ASP 103.A N TYR 100.A O no hydrogen 3.314 N/A GLU 105.A N ASP 103.A OD1 no hydrogen 3.106 N/A ASN 108.A N VAL 106.A O no hydrogen 2.881 N/A ASN 109.A ND2 ASN 101.A O no hydrogen 3.629 N/A ASN 109.A ND2 ASP 103.A O no hydrogen 2.801 N/A ALA 112.A N PRO 110.A O no hydrogen 2.817 N/A THR 114.A N GLN 117.A O no hydrogen 2.774 N/A THR 114.A OG1 GLN 117.A O no hydrogen 3.167 N/A HIS 116.A N THR 114.A OG1 no hydrogen 3.318 N/A GLN 117.A N THR 114.A OG1 no hydrogen 3.282 N/A ALA 118.A N ILE 70.A O no hydrogen 3.136 N/A GLN 120.A NE2 GLY 65.A O no hydrogen 2.817 N/A ILE 121.A N ALA 66.A O no hydrogen 2.955 N/A LYS 122.A N ALA 96.A O no hydrogen 2.968 N/A LYS 122.A NZ GLU 95.A O no hydrogen 3.362 N/A LYS 122.A NZ GLU 124.A OE2 no hydrogen 3.456 N/A LEU 125.A N LYS 122.A O no hydrogen 2.986 N/A GLY 126.A N PRO 123.A O no hydrogen 3.032 N/A GLY 128.A N THR 61.A OG1 no hydrogen 3.172 N/A PHE 130.A N ILE 59.A O no hydrogen 2.793 N/A ILE 131.A N LYS 84.A O no hydrogen 2.930 N/A LEU 132.A N VAL 57.A O no hydrogen 2.757 N/A LYS 133.A N LEU 82.A O no hydrogen 2.901 N/A LYS 133.A NZ GLN 54.A O no hydrogen 3.197 N/A SER 134.A N LEU 53.A O no hydrogen 2.854 N/A SER 134.A OG ASP 136.A O no hydrogen 2.584 N/A LYS 135.A N GLU 80.A O no hydrogen 2.905 N/A LYS 135.A NZ GLU 80.A OE1 no hydrogen 2.798 N/A LYS 140.A N THR 138.A OG1 no hydrogen 3.207 N/A TYR 141.A OH ASP 136.A OD1 no hydrogen 2.738 N/A ALA 142.A N SER 77.A O no hydrogen 2.932 N/A ASP 143.A N GLN 74.A OE1 no hydrogen 2.897 N/A TYR 145.A N ILE 48.A O no hydrogen 2.818 N/A TYR 145.A OH ALA 142.A O no hydrogen 2.781 N/A SER 147.A N ARG 69.A O no hydrogen 2.859 N/A VAL 148.A N TYR 44.A O no hydrogen 2.825 N/A LEU 149.A N VAL 67.A O no hydrogen 2.791 N/A ASP 150.A N TYR 42.A O no hydrogen 2.825 N/A SER 153.A N ASP 150.A O no hydrogen 3.010 N/A THR 155.A N SER 153.A OG no hydrogen 3.029 N/A THR 155.A OG1 TYR 185.A OH no hydrogen 2.735 N/A TYR 156.A N HIS 179.A O no hydrogen 2.955 N/A LEU 157.A N SER 41.A O no hydrogen 2.849 N/A GLU 158.A N SER 177.A O no hydrogen 2.702 N/A VAL 159.A N ARG 39.A O no hydrogen 2.933 N/A GLU 160.A N THR 175.A O no hydrogen 3.132 N/A THR 161.A N ASN 37.A OD1 no hydrogen 2.911 N/A THR 161.A OG1 SER 163.A O no hydrogen 2.651 N/A ASP 162.A N LYS 173.A O no hydrogen 2.909 N/A SER 163.A N TYR 166.A OH no hydrogen 3.057 N/A SER 163.A OG HIS 165.A O no hydrogen 2.698 N/A HIS 165.A N SER 163.A OG no hydrogen 3.177 N/A TYR 166.A N SER 255.A O no hydrogen 2.898 N/A TYR 166.A OH ASP 162.A OD1 no hydrogen 2.410 N/A TYR 166.A OH SER 163.A O no hydrogen 3.374 N/A GLN 167.A N ASP 170.A OD2 no hydrogen 2.878 N/A GLN 167.A NE2 SER 257.A OG no hydrogen 2.675 N/A GLN 167.A NE2 VAL 346.A O no hydrogen 2.875 N/A TYR 168.A N SER 257.A O no hydrogen 3.149 N/A GLY 169.A N LEU 220.A O no hydrogen 2.685 N/A ASP 170.A N GLN 167.A O no hydrogen 2.939 N/A LEU 172.A N ALA 218.A O no hydrogen 2.779 N/A LYS 173.A N ASP 162.A OD1 no hydrogen 3.119 N/A LYS 173.A NZ GLU 215.A OE2 no hydrogen 3.171 N/A ALA 174.A N GLY 216.A O no hydrogen 2.739 N/A THR 175.A N GLU 160.A O no hydrogen 2.964 N/A ILE 176.A N PHE 214.A O no hydrogen 2.865 N/A SER 177.A N GLU 158.A O no hydrogen 2.829 N/A LEU 178.A N ASN 212.A O no hydrogen 2.996 N/A HIS 179.A N TYR 156.A O no hydrogen 2.886 N/A ASN 180.A ND2 THR 155.A OG1 no hydrogen 2.787 N/A ILE 182.A N ASN 180.A OD1 no hydrogen 2.963 N/A THR 183.A N ASN 180.A OD1 no hydrogen 2.869 N/A THR 183.A OG1 ASN 180.A OD1 no hydrogen 3.409 N/A TYR 185.A OH THR 155.A OG1 no hydrogen 2.735 N/A VAL 187.A N SER 211.A O no hydrogen 2.659 N/A ASP 191.A N ASP 236.A O no hydrogen 2.862 N/A ARG 193.A N GLU 234.A O no hydrogen 2.907 N/A ARG 193.A NE GLU 234.A OE1 no hydrogen 2.920 N/A ARG 193.A NH2 GLU 234.A OE1 no hydrogen 3.016 N/A LEU 194.A N ILE 202.A O no hydrogen 2.693 N/A VAL 195.A N TYR 232.A O no hydrogen 2.785 N/A GLY 196.A N GLN 200.A O no hydrogen 2.902 N/A LYS 198.A N GLN 200.A OE1 no hydrogen 2.927 N/A GLY 199.A N GLY 196.A O no hydrogen 2.845 N/A GLN 200.A N GLN 200.A OE1 no hydrogen 2.833 N/A GLN 200.A NE2 SER 222.A OG no hydrogen 3.188 N/A ILE 202.A N LEU 194.A O no hydrogen 2.906 N/A LEU 204.A N ALA 192.A O no hydrogen 3.119 N/A ASN 205.A N THR 217.A O no hydrogen 2.783 N/A THR 207.A N GLU 215.A O no hydrogen 2.880 N/A THR 207.A OG1 GLU 215.A O no hydrogen 3.566 N/A LYS 208.A NZ ASP 186.A OD1 no hydrogen 2.890 N/A LYS 208.A NZ VAL 187.A O no hydrogen 2.846 N/A LYS 208.A NZ ASN 188.A OD1 no hydrogen 2.979 N/A LEU 209.A N VAL 213.A O no hydrogen 2.818 N/A LYS 210.A N VAL 213.A O no hydrogen 3.094 N/A SER 211.A OG TYR 185.A O no hydrogen 2.935 N/A ASN 212.A ND2 LEU 178.A O no hydrogen 2.813 N/A VAL 213.A N LYS 210.A O no hydrogen 3.303 N/A PHE 214.A N ILE 176.A O no hydrogen 2.834 N/A GLU 215.A N THR 207.A O no hydrogen 2.925 N/A GLY 216.A N ALA 174.A O no hydrogen 2.886 N/A THR 217.A N ASN 205.A O no hydrogen 2.940 N/A ALA 218.A N LEU 172.A O no hydrogen 3.229 N/A LEU 220.A N ASP 170.A O no hydrogen 2.850 N/A ASN 225.A ND2 GLY 341.A O no hydrogen 2.803 N/A ARG 227.A N ASN 225.A OD1 no hydrogen 3.002 N/A GLY 228.A N GLN 342.A O no hydrogen 2.887 N/A GLU 229.A N ASP 226.A O no hydrogen 3.044 N/A TRP 231.A N PHE 254.A O no hydrogen 2.991 N/A TRP 231.A NE1 ASP 226.A OD1 no hydrogen 3.295 N/A TRP 231.A NE1 ASP 226.A OD2 no hydrogen 2.950 N/A TYR 232.A N VAL 195.A O no hydrogen 3.001 N/A LEU 233.A N THR 252.A O no hydrogen 2.799 N/A GLU 234.A N ARG 193.A O no hydrogen 2.847 N/A THR 235.A N GLY 250.A O no hydrogen 2.829 N/A THR 235.A OG1.A ASP 191.A O no hydrogen 2.949 N/A ASP 236.A N ASP 191.A O no hydrogen 2.885 N/A VAL 237.A N ARG 248.A O no hydrogen 2.773 N/A GLN 238.A N ASP 189.A O no hydrogen 2.883 N/A THR 239.A N ILE 246.A O no hydrogen 2.879 N/A THR 239.A OG1 ASP 186.A O no hydrogen 2.720 N/A GLU 240.A N THR 239.A OG1 no hydrogen 2.804 N/A TYR 241.A N GLU 244.A O no hydrogen 2.912 N/A GLU 244.A N TYR 241.A O no hydrogen 3.211 N/A ILE 246.A N THR 239.A O no hydrogen 2.899 N/A ARG 247.A NE ASP 236.A OD1 no hydrogen 3.073 N/A ARG 247.A NH1 GLU 46.A OE1 no hydrogen 3.162 N/A ARG 247.A NH2 GLU 46.A OE1 no hydrogen 3.086 N/A ARG 247.A NH2 ASP 236.A OD2 no hydrogen 3.174 N/A ARG 248.A N VAL 237.A O no hydrogen 2.984 N/A ARG 248.A NE THR 155.A O no hydrogen 2.804 N/A ARG 248.A NH1 ARG 247.A O no hydrogen 2.791 N/A ARG 248.A NH2 ASP 150.A OD2 no hydrogen 3.175 N/A ARG 248.A NH2 THR 155.A O no hydrogen 3.047 N/A SER 249.A N GLY 43.A O no hydrogen 3.054 N/A GLY 250.A N THR 235.A O no hydrogen 2.780 N/A THR 252.A N LEU 233.A O no hydrogen 3.084 N/A THR 252.A OG1 ASN 37.A O no hydrogen 2.481 N/A PHE 254.A N TRP 231.A O no hydrogen 2.995 N/A SER 255.A N LEU 164.A O no hydrogen 2.722 N/A TYR 256.A OH SER 222.A O no hydrogen 2.654 N/A SER 257.A N TYR 166.A O no hydrogen 3.017 N/A SER 257.A OG THR 345.A O no hydrogen 3.414 N/A ILE 258.A N GLN 342.A OE1 no hydrogen 2.911 N/A SER 260.A N ILE 258.A O no hydrogen 2.687 N/A SER 260.A OG ILE 258.A O no hydrogen 3.568 N/A SER 260.A OG ASP 339.A OD2 no hydrogen 2.736 N/A SER 262.A N ASP 280.A O no hydrogen 2.909 N/A SER 262.A OG GLN 7.A O no hydrogen 2.819 N/A VAL 265.A N PHE 2.A O no hydrogen 2.876 N/A LYS 266.A N VAL 276.A O no hydrogen 3.060 N/A LYS 267.A N LEU 358.A O no hydrogen 3.012 N/A LYS 267.A NZ SER 270.A OG no hydrogen 3.011 N/A LYS 267.A NZ ASP 327.A OD2 no hydrogen 2.834 N/A LEU 268.A N THR 274.A O no hydrogen 2.698 N/A SER 269.A N THR 274.A O no hydrogen 3.190 N/A SER 269.A OG PRO 272.A O no hydrogen 3.372 N/A LYS 271.A N SER 269.A OG no hydrogen 3.286 N/A THR 274.A N SER 269.A O no hydrogen 3.048 N/A THR 274.A OG1 PRO 272.A O no hydrogen 3.048 N/A THR 274.A OG1 THR 321.A OG1 no hydrogen 3.369 N/A PHE 275.A N PHE 320.A O no hydrogen 2.790 N/A VAL 276.A N LYS 266.A O no hydrogen 2.929 N/A VAL 277.A N LEU 318.A O no hydrogen 2.745 N/A THR 278.A N ASN 264.A O no hydrogen 2.937 N/A VAL 279.A N HIS 316.A O no hydrogen 2.751 N/A ASP 280.A N SER 262.A O no hydrogen 2.884 N/A VAL 281.A N GLY 314.A O no hydrogen 2.760 N/A ALA 282.A N SER 260.A O no hydrogen 2.865 N/A THR 283.A OG1 TYR 12.A O no hydrogen 3.298 N/A SER 285.A N LEU 311.A O no hydrogen 3.112 N/A SER 285.A OG ASP 339.A OD1 no hydrogen 2.785 N/A ARG 286.A NH1 SER 21.A O no hydrogen 2.896 N/A ARG 286.A NH1 GLU 23.A O no hydrogen 2.706 N/A ARG 286.A NH2 GLU 23.A O no hydrogen 2.799 N/A TYR 287.A N GLN 309.A O no hydrogen 2.976 N/A TYR 287.A OH THR 283.A O no hydrogen 2.600 N/A ALA 288.A N ILE 338.A O no hydrogen 2.856 N/A LEU 289.A N ARG 307.A O no hydrogen 2.725 N/A GLN 290.A N ARG 336.A O no hydrogen 2.815 N/A GLN 290.A NE2 GLN 306.A OE1 no hydrogen 2.925 N/A SER 291.A N SER 305.A O no hydrogen 2.972 N/A SER 291.A OG TYR 334.A O no hydrogen 3.083 N/A LEU 293.A N GLN 303.A O no hydrogen 2.840 N/A PHE 294.A N TYR 331.A O no hydrogen 2.854 N/A GLN 295.A N ARG 300.A O no hydrogen 2.937 N/A ARG 300.A N GLN 295.A O no hydrogen 3.091 N/A ARG 300.A NH2 GLN 295.A OE1 no hydrogen 2.944 N/A ILE 302.A N LEU 293.A O no hydrogen 2.713 N/A GLN 303.A NE2 ASP 323.A OD2 no hydrogen 2.723 N/A THR 304.A N TRP 29.A O no hydrogen 2.866 N/A SER 305.A N SER 291.A O no hydrogen 2.878 N/A SER 305.A OG.A HIS 26.A NE2 no hydrogen 2.855 N/A SER 305.A OG.A THR 321.A O no hydrogen 3.129 N/A SER 305.A OG.B THR 321.A O no hydrogen 2.487 N/A GLN 306.A N ASP 27.A O no hydrogen 2.744 N/A ARG 307.A N LEU 289.A O no hydrogen 2.864 N/A ARG 307.A NE GLN 319.A O no hydrogen 2.706 N/A ARG 307.A NH1 ASN 24.A OD1 no hydrogen 2.734 N/A ARG 307.A NH2 GLN 319.A O no hydrogen 3.455 N/A ALA 308.A N LEU 25.A O no hydrogen 2.828 N/A GLN 309.A N TYR 287.A O no hydrogen 3.019 N/A TRP 310.A NE1 GLU 312.A OE2 no hydrogen 2.964 N/A LEU 311.A N SER 285.A O no hydrogen 2.848 N/A GLY 314.A N VAL 281.A O no hydrogen 2.795 N/A HIS 316.A N VAL 279.A O no hydrogen 2.823 N/A HIS 316.A NE2 GLU 312.A O no hydrogen 2.742 N/A LEU 318.A N VAL 277.A O no hydrogen 2.767 N/A PHE 320.A N PHE 275.A O no hydrogen 2.972 N/A THR 321.A N HIS 26.A NE2 no hydrogen 3.109 N/A THR 321.A OG1 THR 274.A OG1 no hydrogen 3.369 N/A PHE 322.A N LEU 273.A O no hydrogen 2.800 N/A ASP 323.A N GLN 303.A OE1 no hydrogen 2.759 N/A ASN 324.A ND2 LEU 325.A O no hydrogen 2.986 N/A ASN 329.A N SER 326.A O no hydrogen 3.151 N/A LEU 330.A N ASP 327.A O no hydrogen 3.363 N/A TYR 331.A N PHE 294.A O no hydrogen 3.134 N/A LEU 332.A N VAL 353.A O no hydrogen 2.813 N/A GLY 333.A N VAL 292.A O no hydrogen 2.982 N/A TYR 334.A OH GLN 290.A OE1 no hydrogen 2.673 N/A LEU 335.A N TYR 349.A O no hydrogen 2.865 N/A ARG 336.A N GLN 290.A O no hydrogen 2.988 N/A ARG 336.A NE ASN 350.A OD1 no hydrogen 3.052 N/A ARG 336.A NH2 ASN 350.A OD1 no hydrogen 3.003 N/A LEU 337.A N TYR 347.A O no hydrogen 2.762 N/A ILE 338.A N ALA 288.A O no hydrogen 2.811 N/A ASP 339.A N LYS 344.A O no hydrogen 2.886 N/A TYR 340.A N ARG 286.A O no hydrogen 2.867 N/A GLY 341.A N ASP 339.A OD1 no hydrogen 2.805 N/A GLN 342.A N ASP 339.A O no hydrogen 3.108 N/A GLN 342.A NE2 ILE 258.A O no hydrogen 3.067 N/A GLN 342.A NE2 ASP 339.A OD2 no hydrogen 3.030 N/A LEU 343.A N ASP 339.A O no hydrogen 2.711 N/A LYS 344.A N ASP 339.A O no hydrogen 3.393 N/A LYS 344.A NZ ASN 230.A OD1 no hydrogen 3.110 N/A LYS 344.A NZ SER 255.A OG no hydrogen 2.784 N/A VAL 346.A N LEU 337.A O no hydrogen 2.784 N/A TYR 347.A N LEU 337.A O no hydrogen 3.472 N/A TYR 347.A OH PRO 5.A O no hydrogen 2.617 N/A TYR 349.A N LEU 335.A O no hydrogen 2.788 N/A TYR 349.A OH GLN 351.A OE1 no hydrogen 3.322 N/A ASN 350.A ND2 GLN 348.A OE1 no hydrogen 3.506 N/A VAL 353.A N LEU 332.A O no hydrogen 2.916 N/A LYS 354.A N GLN 357.A OE1 no hydrogen 3.220 N/A LEU 355.A N LEU 330.A O no hydrogen 3.494 N/A GLN 357.A N LYS 354.A O no hydrogen 3.034 N/A LEU 358.A N LEU 355.A O no hydrogen 2.932 N/A