Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 6qya_B.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLU 3.A N GLU 3.A OE1 no hydrogen 2.858 N/A ALA 4.A N MET 1.A O no hydrogen 2.975 N/A TYR 5.A N GLU 2.A O no hydrogen 2.958 N/A TYR 5.A OH VAL 220.A O no hydrogen 2.627 N/A LEU 6.A N GLU 2.A O no hydrogen 3.084 N/A ALA 7.A N GLU 3.A O no hydrogen 2.896 N/A LEU 8.A N ALA 4.A O no hydrogen 3.257 N/A GLY 9.A N TYR 5.A O no hydrogen 3.259 N/A LYS 10.A N LEU 6.A O no hydrogen 3.015 N/A LYS 11.A N ALA 7.A O no hydrogen 2.957 N/A LYS 11.A NZ GLU 15.A OE1 no hydrogen 2.578 N/A ILE 12.A N LEU 8.A O no hydrogen 3.084 N/A LEU 13.A N GLY 9.A O no hydrogen 3.007 N/A GLU 14.A N LYS 10.A O no hydrogen 2.993 N/A GLU 15.A N LYS 11.A O no hydrogen 2.928 N/A GLY 16.A N ILE 12.A O no hydrogen 3.094 N/A LYS 19.A N THR 27.A O no hydrogen 2.788 N/A LYS 19.A NZ ASP 255.A OD2 no hydrogen 3.019 N/A ARG 22.A NH1 VAL 314.A O no hydrogen 2.948 N/A THR 23.A N ASP 21.A OD2 no hydrogen 3.027 N/A THR 23.A OG1 ASP 21.A OD1 no hydrogen 3.503 N/A THR 23.A OG1 ASP 21.A OD2 no hydrogen 2.564 N/A THR 23.A OG1 THR 25.A OG1 no hydrogen 2.961 N/A GLY 24.A N ASP 21.A O no hydrogen 3.015 N/A THR 25.A N THR 23.A OG1 no hydrogen 3.375 N/A THR 25.A OG1 THR 23.A OG1 no hydrogen 2.961 N/A GLY 26.A N ASP 21.A OD1 no hydrogen 2.821 N/A THR 27.A N LYS 19.A O no hydrogen 3.198 N/A THR 27.A OG1 LYS 19.A O no hydrogen 3.164 N/A TYR 28.A N LEU 258.A O no hydrogen 2.900 N/A SER 29.A N HIS 17.A O no hydrogen 3.041 N/A SER 29.A OG LEU 30.A O.A no hydrogen 3.499 N/A SER 29.A OG ASP 255.A OD1 no hydrogen 2.731 N/A SER 29.A OG ASP 255.A OD2 no hydrogen 3.477 N/A LEU 30.A N.A ALA 256.A O no hydrogen 2.954 N/A LEU 30.A N.B ALA 256.A O no hydrogen 2.964 N/A GLY 32.A N GLY 254.A O no hydrogen 3.029 N/A TYR 33.A N LEU 253.A O no hydrogen 3.226 N/A GLN 34.A NE2 THR 252.A OG1 no hydrogen 2.982 N/A MET 35.A N HIS 251.A O no hydrogen 2.964 N/A ARG 36.A NE GLU 248.A OE2 no hydrogen 2.765 N/A ARG 36.A NH2 GLU 248.A OE1 no hydrogen 2.935 N/A ARG 36.A NH2 GLU 248.A OE2 no hydrogen 3.557 N/A PHE 37.A N PHE 249.A O no hydrogen 2.916 N/A LEU 39.A N GLY 247.A O no hydrogen 2.971 N/A ALA 40.A N ASP 38.A OD1 no hydrogen 3.069 N/A LYS 41.A N ASP 38.A O no hydrogen 3.037 N/A LYS 41.A NZ.B ASP 38.A OD2 no hydrogen 3.467 N/A GLY 42.A N LEU 39.A O no hydrogen 3.400 N/A PHE 43.A N PRO 278.A O no hydrogen 2.963 N/A LEU 45.A N PHE 43.A O no hydrogen 2.836 N/A THR 47.A N GLU 2.A OE1 no hydrogen 2.969 N/A THR 47.A N GLU 2.A OE2 no hydrogen 3.156 N/A THR 47.A OG1 GLU 2.A OE1 no hydrogen 2.843 N/A THR 47.A OG1 ARG 275.A O no hydrogen 3.465 N/A THR 48.A N GLU 2.A OE2 no hydrogen 2.971 N/A THR 48.A OG1 GLU 2.A OE2 no hydrogen 2.718 N/A LYS 49.A NZ PHE 221.A O no hydrogen 2.778 N/A VAL 51.A N TYR 302.A OH no hydrogen 2.880 N/A LEU 55.A N PRO 52.A O no hydrogen 3.253 N/A LYS 57.A N PHE 53.A O no hydrogen 2.937 N/A LYS 57.A NZ MET 294.A O no hydrogen 2.859 N/A LYS 57.A NZ ILE 297.A O no hydrogen 3.013 N/A SER 58.A N GLY 54.A O no hydrogen 3.023 N/A SER 58.A OG GLY 54.A O no hydrogen 3.222 N/A SER 58.A OG LEU 55.A O no hydrogen 3.556 N/A GLU 59.A N LEU 55.A O no hydrogen 2.985 N/A LEU 60.A N ILE 56.A O no hydrogen 3.039 N/A LEU 61.A N LYS 57.A O no hydrogen 2.984 N/A TRP 62.A N SER 58.A O no hydrogen 3.118 N/A TRP 62.A NE1 ASN 69.A O no hydrogen 2.949 N/A PHE 63.A N GLU 59.A O no hydrogen 3.080 N/A LEU 64.A N LEU 60.A O no hydrogen 2.956 N/A LYS 65.A N LEU 61.A O no hydrogen 2.985 N/A GLY 66.A N PHE 63.A O no hydrogen 2.922 N/A ASP 67.A N TRP 62.A O no hydrogen 3.236 N/A THR 68.A OG1 GLU 140.A OE2 no hydrogen 2.657 N/A THR 68.A OG1 GLY 142.A O no hydrogen 3.367 N/A ASN 69.A N ASP 67.A OD1 no hydrogen 3.020 N/A ASN 69.A ND2 ALA 135.A O no hydrogen 2.822 N/A ILE 70.A N GLY 139.A O no hydrogen 2.936 N/A ARG 71.A N ASN 69.A OD1 no hydrogen 2.997 N/A ARG 71.A NE GLU 75.A OE2 no hydrogen 3.475 N/A LEU 74.A N ILE 70.A O no hydrogen 3.024 N/A GLU 75.A N ARG 71.A O no hydrogen 3.032 N/A ARG 76.A N LEU 73.A O no hydrogen 3.002 N/A ARG 76.A NH1 TYR 72.A O no hydrogen 2.963 N/A ARG 76.A NH1 GLU 75.A OE1 no hydrogen 3.569 N/A ASN 77.A N LEU 74.A O no hydrogen 3.016 N/A ASN 78.A N LEU 73.A O no hydrogen 2.981 N/A ASN 78.A ND2 LEU 55.A O no hydrogen 3.015 N/A ASN 78.A ND2 SER 58.A OG no hydrogen 2.830 N/A HIS 79.A ND1 ASP 82.A OD2 no hydrogen 2.792 N/A HIS 79.A NE2 ASN 77.A OD1 no hydrogen 3.032 N/A ILE 80.A N ASN 78.A OD1 no hydrogen 3.170 N/A TRP 81.A NE1 GLU 59.A OE2 no hydrogen 2.829 N/A ASP 82.A N HIS 79.A O no hydrogen 3.159 N/A GLU 83.A N GLU 83.A OE1 no hydrogen 2.872 N/A TRP 84.A NE1 VAL 314.A O no hydrogen 3.080 N/A PHE 86.A N ASP 82.A O no hydrogen 2.849 N/A GLU 87.A N GLU 83.A O no hydrogen 2.977 N/A ARG 88.A N TRP 84.A O no hydrogen 3.279 N/A ARG 88.A NH1 GLU 140.A O no hydrogen 3.064 N/A ARG 88.A NH2 SER 191.A O no hydrogen 2.869 N/A TYR 89.A N ALA 85.A O no hydrogen 3.074 N/A VAL 90.A N PHE 86.A O no hydrogen 2.815 N/A LYS 91.A N GLU 87.A O no hydrogen 3.124 N/A LYS 91.A NZ GLU 87.A OE1 no hydrogen 3.133 N/A SER 92.A N TYR 89.A O no hydrogen 2.982 N/A SER 92.A OG TYR 89.A O no hydrogen 2.747 N/A SER 92.A OG TYR 138.A OH no hydrogen 3.260 N/A ASP 94.A N SER 92.A OG no hydrogen 3.126 N/A TYR 95.A OH PRO 98.A O no hydrogen 2.859 N/A THR 101.A N ASP 99.A OD1 no hydrogen 3.229 N/A THR 101.A OG1 ASP 99.A OD1 no hydrogen 2.868 N/A PHE 103.A N MET 100.A O no hydrogen 3.182 N/A HIS 105.A N ASP 102.A O no hydrogen 3.110 N/A HIS 105.A NE2 THR 23.A O no hydrogen 2.984 N/A ARG 106.A N ASP 102.A O no hydrogen 3.149 N/A ARG 106.A NH1 ASP 99.A O no hydrogen 3.392 N/A ARG 106.A NH1 ASP 99.A OD2 no hydrogen 3.128 N/A ARG 106.A NH1 THR 101.A O no hydrogen 3.284 N/A VAL 107.A N PHE 103.A O no hydrogen 3.181 N/A LEU 108.A N HIS 105.A O no hydrogen 3.152 N/A GLN 109.A N ARG 106.A O no hydrogen 3.296 N/A PHE 113.A N ASP 110.A OD1 no hydrogen 2.959 N/A ALA 114.A N ASP 110.A O no hydrogen 2.870 N/A GLU 115.A N PRO 111.A O no hydrogen 3.170 N/A GLN 116.A N ALA 112.A O no hydrogen 3.254 N/A TYR 117.A N PHE 113.A O no hydrogen 2.931 N/A LYS 118.A N ALA 114.A O no hydrogen 3.019 N/A GLU 119.A N GLU 115.A O no hydrogen 3.015 N/A GLU 120.A N GLN 116.A O no hydrogen 2.945 N/A HIS 121.A N TYR 117.A O no hydrogen 2.794 N/A HIS 121.A NE2 ASP 82.A OD2 no hydrogen 2.762 N/A GLN 122.A N LYS 118.A O no hydrogen 3.040 N/A GLN 122.A NE2 GLN 122.A O no hydrogen 3.405 N/A GLN 122.A NE2 ASP 126.A OD1 no hydrogen 3.286 N/A LYS 123.A N GLU 119.A O no hydrogen 3.164 N/A LYS 123.A NZ.B GLU 120.A OE1 no hydrogen 3.499 N/A LYS 123.A NZ.B GLU 120.A OE2 no hydrogen 2.812 N/A PHE 124.A N GLU 120.A O no hydrogen 3.003 N/A CYS 125.A N HIS 121.A O no hydrogen 2.984 N/A CYS 125.A SG HIS 79.A ND1 no hydrogen 3.925 N/A CYS 125.A SG ASP 82.A OD2 no hydrogen 3.541 N/A CYS 125.A SG HIS 121.A O no hydrogen 3.488 N/A ASP 126.A N GLN 122.A O no hydrogen 2.952 N/A ALA 127.A N LYS 123.A O no hydrogen 2.949 N/A ILE 128.A N PHE 124.A O no hydrogen 2.951 N/A LEU 129.A N CYS 125.A O no hydrogen 3.084 N/A ASN 130.A N ASP 126.A O no hydrogen 2.943 N/A ASN 130.A N ALA 127.A O no hydrogen 3.317 N/A ASN 130.A ND2 ASP 126.A O no hydrogen 3.304 N/A ASP 131.A N ALA 127.A O no hydrogen 2.841 N/A PHE 134.A N ASP 131.A OD1 no hydrogen 2.935 N/A ALA 135.A N ASP 131.A O no hydrogen 2.931 N/A GLU 136.A N ALA 132.A O no hydrogen 3.032 N/A LYS 137.A N GLU 133.A O no hydrogen 3.244 N/A TYR 138.A N PHE 134.A O no hydrogen 2.658 N/A TYR 138.A OH ASP 94.A OD2 no hydrogen 2.792 N/A GLY 139.A N ALA 135.A O no hydrogen 2.759 N/A LEU 141.A N THR 68.A O no hydrogen 3.073 N/A GLY 142.A N GLU 140.A OE2 no hydrogen 2.905 N/A ASN 143.A ND2 ASP 188.A OD2 no hydrogen 3.045 N/A ILE 144.A N GLY 142.A O no hydrogen 2.793 N/A ALA 147.A N ILE 144.A O no hydrogen 2.836 N/A GLN 148.A N ILE 144.A O no hydrogen 3.223 N/A GLN 148.A NE2 ASN 143.A O no hydrogen 2.973 N/A GLN 148.A NE2 ASP 188.A OD2 no hydrogen 2.876 N/A TRP 149.A N TYR 145.A O no hydrogen 2.929 N/A ARG 150.A N GLY 146.A O no hydrogen 3.202 N/A ARG 150.A NE ASP 161.A OD1 no hydrogen 2.759 N/A ARG 150.A NH1 LEU 64.A O no hydrogen 2.891 N/A ARG 150.A NH2 ASP 161.A OD2 no hydrogen 2.880 N/A TRP 152.A N ILE 160.A O no hydrogen 3.121 N/A THR 154.A N SER 158.A O no hydrogen 3.048 N/A THR 154.A OG1 ASP 156.A OD1 no hydrogen 2.621 N/A ASP 156.A N THR 154.A OG1 no hydrogen 3.412 N/A SER 158.A N THR 154.A OG1 no hydrogen 2.957 N/A PHE 159.A N SER 158.A OG no hydrogen 2.750 N/A ILE 160.A N TRP 152.A O no hydrogen 2.800 N/A GLN 162.A NE2 GLN 148.A O no hydrogen 2.864 N/A GLN 162.A NE2 SER 182.A O no hydrogen 3.006 N/A LEU 163.A N TRP 149.A O no hydrogen 2.869 N/A ALA 164.A N ASP 161.A OD1 no hydrogen 3.264 N/A ASN 165.A N ASP 161.A O no hydrogen 3.038 N/A VAL 166.A N GLN 162.A O no hydrogen 3.163 N/A ILE 167.A N LEU 163.A O no hydrogen 3.176 N/A GLU 168.A N ALA 164.A O no hydrogen 3.083 N/A MET 169.A N ASN 165.A O no hydrogen 3.012 N/A ILE 170.A N VAL 166.A O no hydrogen 3.000 N/A LYS 171.A N GLU 168.A O no hydrogen 3.169 N/A LYS 171.A NZ GLU 168.A OE1 no hydrogen 2.610 N/A LYS 171.A NZ GLU 241.A OE2 no hydrogen 2.882 N/A THR 172.A N GLU 168.A O no hydrogen 3.362 N/A THR 172.A OG1 GLU 168.A O no hydrogen 3.470 N/A ASN 173.A N MET 169.A O no hydrogen 2.782 N/A ASN 173.A ND2.A THR 172.A O no hydrogen 3.654 N/A SER 176.A N ASN 173.A O no hydrogen 2.980 N/A ARG 178.A N SER 176.A OG no hydrogen 3.199 N/A VAL 181.A N PHE 200.A O no hydrogen 3.017 N/A SER 182.A N GLN 162.A OE1 no hydrogen 2.940 N/A ALA 183.A N THR 198.A O no hydrogen 3.000 N/A TRP 184.A N SER 182.A OG no hydrogen 3.141 N/A ASN 185.A ND2 GLN 148.A OE1 no hydrogen 3.101 N/A GLU 187.A N ASN 185.A OD1 no hydrogen 3.152 N/A ASP 188.A N ASN 185.A O no hydrogen 2.852 N/A VAL 189.A N ASN 185.A O no hydrogen 3.017 N/A SER 191.A N ASP 188.A O no hydrogen 3.077 N/A SER 191.A OG ASP 188.A O no hydrogen 3.347 N/A MET 192.A N VAL 189.A O no hydrogen 3.173 N/A ALA 193.A N LEU 141.A O no hydrogen 2.880 N/A HIS 197.A ND1 TYR 231.A OH no hydrogen 2.715 N/A THR 198.A N TYR 214.A O no hydrogen 2.859 N/A THR 198.A OG1 PRO 196.A O no hydrogen 3.088 N/A MET 199.A N TYR 214.A O no hydrogen 3.301 N/A PHE 200.A N VAL 181.A O no hydrogen 2.908 N/A GLN 201.A N GLN 212.A O no hydrogen 2.925 N/A PHE 202.A N LEU 179.A O no hydrogen 2.889 N/A TYR 203.A N SER 210.A O no hydrogen 3.046 N/A ASN 205.A N LYS 208.A O no hydrogen 3.281 N/A LYS 208.A N ASN 205.A O no hydrogen 2.936 N/A LEU 209.A N GLU 245.A O no hydrogen 2.737 N/A SER 210.A N TYR 203.A O no hydrogen 2.928 N/A CYS 211.A N GLU 248.A O no hydrogen 3.040 N/A GLN 212.A N GLN 201.A O no hydrogen 2.809 N/A LEU 213.A N VAL 250.A O no hydrogen 3.025 N/A TYR 214.A N MET 199.A O no hydrogen 2.818 N/A GLN 215.A N THR 252.A O no hydrogen 2.866 N/A GLN 215.A NE2 SER 217.A O no hydrogen 3.096 N/A GLN 215.A NE2 ASN 227.A OD1 no hydrogen 2.886 N/A ARG 216.A N THR 198.A OG1 no hydrogen 3.248 N/A ARG 216.A NE PRO 196.A O no hydrogen 2.868 N/A ARG 216.A NH2 PRO 195.A O no hydrogen 3.025 N/A ALA 218.A N ASP 255.A O no hydrogen 2.919 N/A VAL 220.A N HIS 257.A O no hydrogen 2.882 N/A LEU 222.A N ASP 219.A OD1 no hydrogen 3.290 N/A GLY 223.A N ASP 219.A O no hydrogen 2.942 N/A VAL 224.A N ASP 219.A O no hydrogen 2.940 N/A ASN 227.A N GLY 223.A O no hydrogen 2.897 N/A ILE 228.A N VAL 224.A O no hydrogen 2.880 N/A ALA 229.A N PRO 225.A O no hydrogen 3.478 N/A SER 230.A N PHE 226.A O no hydrogen 2.904 N/A SER 230.A OG.B PHE 226.A O no hydrogen 2.827 N/A TYR 231.A N ASN 227.A O no hydrogen 3.085 N/A TYR 231.A OH HIS 197.A ND1 no hydrogen 2.715 N/A ALA 232.A N ILE 228.A O no hydrogen 2.999 N/A LEU 233.A N ALA 229.A O no hydrogen 2.861 N/A LEU 234.A N SER 230.A O no hydrogen 2.949 N/A THR 235.A N TYR 231.A O no hydrogen 2.995 N/A THR 235.A OG1 TYR 231.A O no hydrogen 2.980 N/A HIS 236.A N ALA 232.A O no hydrogen 3.122 N/A LEU 237.A N LEU 233.A O no hydrogen 2.898 N/A ILE 238.A N LEU 234.A O no hydrogen 2.975 N/A ALA 239.A N THR 235.A O no hydrogen 2.955 N/A HIS 240.A N HIS 236.A O no hydrogen 2.924 N/A HIS 240.A NE2 LYS 286.A O no hydrogen 2.628 N/A GLU 241.A N LEU 237.A O no hydrogen 3.078 N/A THR 242.A N ILE 238.A O no hydrogen 2.890 N/A THR 242.A OG1 ILE 238.A O no hydrogen 2.892 N/A THR 242.A OG1 ALA 239.A O no hydrogen 3.508 N/A GLY 243.A N HIS 240.A O no hydrogen 3.454 N/A LEU 244.A N ALA 239.A O no hydrogen 2.943 N/A GLU 245.A N GLY 207.A O no hydrogen 2.946 N/A GLY 247.A N LEU 209.A O no hydrogen 2.745 N/A GLU 248.A N SER 210.A OG no hydrogen 2.967 N/A PHE 249.A N PHE 37.A O no hydrogen 2.921 N/A VAL 250.A N CYS 211.A O no hydrogen 2.866 N/A HIS 251.A N MET 35.A O no hydrogen 2.854 N/A HIS 251.A NE2 GLN 215.A OE1 no hydrogen 2.874 N/A THR 252.A N LEU 213.A O no hydrogen 2.865 N/A THR 252.A OG1 GLN 212.A OE1 no hydrogen 2.727 N/A LEU 253.A N TYR 33.A O no hydrogen 2.945 N/A GLY 254.A N GLN 215.A O no hydrogen 2.757 N/A ASP 255.A N ARG 216.A O no hydrogen 3.010 N/A ALA 256.A N LEU 30.A O.A no hydrogen 2.987 N/A ALA 256.A N LEU 30.A O.B no hydrogen 2.877 N/A HIS 257.A N ALA 218.A O no hydrogen 3.057 N/A HIS 257.A ND1 ASP 255.A OD1 no hydrogen 3.256 N/A LEU 258.A N TYR 28.A O no hydrogen 2.895 N/A GLN 260.A N GLY 26.A O no hydrogen 3.060 N/A GLN 260.A NE2.A THR 25.A O no hydrogen 2.784 N/A GLN 260.A NE2.B THR 25.A O no hydrogen 3.140 N/A HIS 262.A N TYR 259.A O no hydrogen 2.858 N/A HIS 262.A NE2 PRO 311.A O no hydrogen 2.815 N/A GLU 264.A OE1.B GLU 264.A OE2.B no hydrogen 2.167 N/A GLU 264.A OE2.B GLU 264.A OE1.B no hydrogen 2.167 N/A GLN 265.A N GLN 265.A OE1 no hydrogen 2.844 N/A GLN 265.A NE2 LYS 309.A O no hydrogen 3.105 N/A MET 266.A N HIS 262.A O no hydrogen 3.040 N/A GLN 267.A N VAL 263.A O no hydrogen 3.011 N/A GLU 268.A N GLU 264.A O no hydrogen 2.908 N/A GLN 269.A N GLN 265.A O no hydrogen 2.901 N/A GLN 269.A NE2 THR 48.A OG1 no hydrogen 2.678 N/A LEU 270.A N MET 266.A O no hydrogen 3.027 N/A LEU 270.A N GLN 267.A O no hydrogen 3.239 N/A SER 271.A N GLU 268.A O no hydrogen 3.155 N/A SER 271.A OG GLU 268.A O no hydrogen 2.724 N/A ARG 272.A N GLN 269.A O no hydrogen 3.254 N/A ARG 272.A NE GLU 268.A OE2 no hydrogen 2.898 N/A ARG 272.A NH1 THR 48.A O no hydrogen 2.915 N/A ARG 272.A NH1 PRO 306.A O no hydrogen 2.925 N/A ARG 272.A NH2 GLU 268.A OE2 no hydrogen 3.306 N/A ARG 275.A N THR 47.A OG1 no hydrogen 2.991 N/A ARG 275.A NH1 ASP 303.A O no hydrogen 2.918 N/A THR 279.A N GLU 300.A O no hydrogen 2.956 N/A VAL 281.A N LYS 298.A O no hydrogen 2.898 N/A ASN 283.A N ASP 296.A O no hydrogen 2.927 N/A ASN 283.A ND2 ASP 296.A OD1 no hydrogen 2.971 N/A ASP 285.A N ASN 283.A OD1 no hydrogen 2.791 N/A LYS 286.A N ASN 283.A O no hydrogen 3.361 N/A LYS 286.A NZ ASP 291.A O no hydrogen 3.156 N/A LYS 286.A NZ ASP 296.A OD2 no hydrogen 2.843 N/A SER 288.A N ASP 291.A OD2 no hydrogen 3.208 N/A VAL 289.A N GLU 241.A OE1 no hydrogen 2.899 N/A PHE 290.A N SER 288.A OG no hydrogen 3.131 N/A ASP 291.A N SER 288.A O no hydrogen 2.927 N/A PHE 292.A N VAL 289.A O no hydrogen 3.400 N/A ASP 293.A N ASP 296.A OD2 no hydrogen 2.787 N/A MET 294.A N ASP 293.A OD1 no hydrogen 2.769 N/A ASP 296.A N ASP 293.A O no hydrogen 3.354 N/A LYS 298.A N VAL 281.A O no hydrogen 3.083 N/A GLU 300.A N THR 279.A O no hydrogen 2.983 N/A TYR 302.A OH LEU 46.A O no hydrogen 2.819 N/A HIS 305.A N THR 47.A O no hydrogen 2.896 N/A HIS 305.A NE2 GLU 273.A O no hydrogen 2.921 N/A