Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 2pk3_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): MET 1.A N ASP 64.A OD2 no hydrogen 3.258 N/A ARG 2.A N ASP 64.A OD2 no hydrogen 2.913 N/A ARG 2.A NE GLU 26.A OE1 no hydrogen 3.242 N/A ARG 2.A NH1 ILE 61.A O no hydrogen 2.840 N/A ARG 2.A NH2 GLU 26.A OE1 no hydrogen 3.190 N/A ALA 3.A N GLU 26.A O no hydrogen 2.860 N/A LEU 4.A N TYR 65.A O no hydrogen 2.845 N/A ILE 5.A N PHE 28.A O no hydrogen 2.788 N/A THR 6.A N PHE 67.A O no hydrogen 3.142 N/A THR 6.A OG1 HIS 68.A ND1 no hydrogen 2.687 N/A VAL 8.A N THR 30.A O no hydrogen 2.966 N/A GLY 10.A N GLY 7.A O no hydrogen 3.145 N/A LYS 14.A N GLY 10.A O no hydrogen 3.255 N/A TYR 15.A OH PRO 173.A O no hydrogen 2.662 N/A LEU 16.A N VAL 12.A O no hydrogen 2.855 N/A ALA 17.A N GLY 13.A O no hydrogen 2.945 N/A ASN 18.A N LYS 14.A O no hydrogen 3.163 N/A HIS 19.A N TYR 15.A O no hydrogen 2.951 N/A LEU 20.A N LEU 16.A O no hydrogen 2.839 N/A THR 21.A N ALA 17.A O no hydrogen 2.976 N/A THR 21.A OG1 ALA 17.A O no hydrogen 3.182 N/A GLU 22.A N ASN 18.A O no hydrogen 3.334 N/A GLN 23.A N LEU 20.A O no hydrogen 2.903 N/A GLN 23.A NE2 HIS 19.A O no hydrogen 3.106 N/A ASN 24.A N THR 21.A O no hydrogen 3.245 N/A VAL 25.A N LEU 20.A O no hydrogen 3.172 N/A GLU 26.A N MET 1.A O no hydrogen 2.739 N/A PHE 28.A N ALA 3.A O no hydrogen 2.836 N/A GLY 29.A N GLU 42.A O no hydrogen 2.945 N/A THR 30.A N ILE 5.A O no hydrogen 2.900 N/A SER 31.A N ILE 44.A O no hydrogen 3.076 N/A SER 31.A OG ASN 33.A O no hydrogen 3.252 N/A ALA 36.A N ASN 33.A O no hydrogen 2.955 N/A VAL 41.A N LEU 38.A O no hydrogen 3.314 N/A GLU 42.A N VAL 27.A O no hydrogen 2.955 N/A ILE 44.A N GLY 29.A O no hydrogen 2.875 N/A LEU 46.A N SER 31.A O no hydrogen 2.977 N/A MET 49.A N ASP 47.A OD1 no hydrogen 2.864 N/A ASP 50.A N ASP 47.A O no hydrogen 3.026 N/A GLN 52.A NE2 SER 51.A OG no hydrogen 3.105 N/A ARG 53.A N ASP 50.A OD1 no hydrogen 3.050 N/A ARG 53.A NE SER 45.A O no hydrogen 2.919 N/A ARG 53.A NH2 SER 45.A O no hydrogen 2.882 N/A VAL 54.A N ASP 50.A O no hydrogen 2.935 N/A LYS 55.A N.A SER 51.A O no hydrogen 2.995 N/A LYS 55.A N.B SER 51.A O no hydrogen 3.004 N/A LYS 55.A N.C SER 51.A O no hydrogen 3.011 N/A LYS 56.A N GLN 52.A O no hydrogen 2.985 N/A LYS 56.A NZ ASP 60.A OD1 no hydrogen 3.525 N/A LYS 56.A NZ ASP 60.A OD2 no hydrogen 2.895 N/A VAL 57.A N ARG 53.A O no hydrogen 2.853 N/A ILE 58.A N VAL 54.A O no hydrogen 3.066 N/A SER 59.A N LYS 55.A O.A no hydrogen 2.810 N/A SER 59.A N LYS 55.A O.B no hydrogen 2.841 N/A SER 59.A N LYS 55.A O.C no hydrogen 3.091 N/A ASP 60.A N LYS 56.A O no hydrogen 2.916 N/A ILE 61.A N VAL 57.A O no hydrogen 3.024 N/A LYS 62.A N ILE 58.A O no hydrogen 2.904 N/A LYS 62.A NZ SER 59.A O no hydrogen 2.894 N/A ASP 64.A N ARG 2.A O no hydrogen 2.790 N/A TYR 65.A N ARG 2.A O no hydrogen 3.082 N/A ILE 66.A N ARG 108.A O no hydrogen 2.876 N/A PHE 67.A N LEU 4.A O no hydrogen 2.881 N/A HIS 68.A N LEU 110.A O no hydrogen 3.015 N/A HIS 68.A ND1 THR 6.A OG1 no hydrogen 2.687 N/A LEU 69.A N THR 6.A O no hydrogen 3.294 N/A ALA 70.A N THR 6.A OG1 no hydrogen 3.168 N/A LYS 72.A N ASN 89.A OD1 no hydrogen 2.909 N/A LYS 76.A NZ GLN 267.A OE1 no hydrogen 3.499 N/A ASP 77.A N SER 74.A OG no hydrogen 2.967 N/A SER 78.A N SER 74.A O no hydrogen 3.205 N/A SER 78.A N VAL 75.A O no hydrogen 3.123 N/A SER 78.A OG VAL 75.A O no hydrogen 2.660 N/A LEU 80.A N ASP 77.A O no hydrogen 3.108 N/A ASN 81.A N.A ASP 77.A O no hydrogen 2.904 N/A ASN 81.A N.B ASP 77.A O no hydrogen 2.929 N/A LYS 82.A NZ TRP 79.A O no hydrogen 2.921 N/A GLY 84.A N ASN 81.A OD1.A no hydrogen 3.170 N/A THR 85.A N ASN 81.A O.A no hydrogen 3.093 N/A THR 85.A N ASN 81.A O.B no hydrogen 3.031 N/A THR 85.A OG1 ASN 81.A O.A no hydrogen 2.851 N/A THR 85.A OG1 ASN 81.A O.B no hydrogen 3.030 N/A PHE 86.A N.A LYS 82.A O no hydrogen 3.064 N/A PHE 86.A N.B LYS 82.A O no hydrogen 3.029 N/A SER 87.A N.A LYS 83.A O no hydrogen 2.805 N/A SER 87.A N.B LYS 83.A O no hydrogen 2.927 N/A SER 87.A OG.A LYS 83.A O no hydrogen 3.120 N/A SER 87.A OG.B LYS 83.A O no hydrogen 2.977 N/A SER 87.A OG.B GLY 84.A O no hydrogen 3.145 N/A THR 88.A N GLY 84.A O no hydrogen 3.013 N/A THR 88.A OG1 GLY 84.A O no hydrogen 3.065 N/A ASN 89.A N THR 85.A O no hydrogen 2.981 N/A ASN 89.A ND2 LYS 72.A O no hydrogen 3.172 N/A ASN 89.A ND2 SER 143.A OG no hydrogen 2.995 N/A VAL 90.A N PHE 86.A O.A no hydrogen 2.946 N/A VAL 90.A N PHE 86.A O.B no hydrogen 2.649 N/A PHE 91.A N SER 87.A O.A no hydrogen 2.987 N/A PHE 91.A N SER 87.A O.B no hydrogen 2.663 N/A GLY 92.A N SER 87.A O.A no hydrogen 3.342 N/A GLY 92.A N SER 87.A O.B no hydrogen 3.335 N/A GLY 92.A N THR 88.A O no hydrogen 3.108 N/A THR 93.A N ASN 89.A O no hydrogen 3.436 N/A THR 93.A OG1 HIS 68.A NE2 no hydrogen 3.179 N/A THR 93.A OG1 ASN 89.A O no hydrogen 2.779 N/A LEU 94.A N VAL 90.A O no hydrogen 2.955 N/A HIS 95.A N PHE 91.A O no hydrogen 2.845 N/A HIS 95.A ND1 ILE 48.A O no hydrogen 2.810 N/A VAL 96.A N GLY 92.A O no hydrogen 3.121 N/A LEU 97.A N THR 93.A O no hydrogen 2.907 N/A ASP 98.A N LEU 94.A O no hydrogen 2.779 N/A ALA 99.A N HIS 95.A O no hydrogen 2.957 N/A VAL 100.A N VAL 96.A O no hydrogen 3.141 N/A ARG 101.A N.A LEU 97.A O no hydrogen 2.961 N/A ARG 101.A N.B LEU 97.A O no hydrogen 3.028 N/A ASP 102.A N.A ASP 98.A O no hydrogen 2.829 N/A ASP 102.A N.B ASP 98.A O no hydrogen 2.737 N/A SER 103.A N ALA 99.A O no hydrogen 3.065 N/A SER 103.A OG ALA 99.A O no hydrogen 3.460 N/A ASN 104.A N ARG 101.A O.A no hydrogen 3.265 N/A ASN 104.A N ARG 101.A O.B no hydrogen 2.843 N/A LEU 105.A N VAL 100.A O no hydrogen 3.129 N/A CYS 107.A SG PRO 63.A O no hydrogen 3.418 N/A CYS 107.A SG ARG 108.A O no hydrogen 3.864 N/A ARG 108.A N ASP 64.A O no hydrogen 2.877 N/A ARG 108.A NE ASP 161.A OD1 no hydrogen 2.947 N/A ARG 108.A NE ASP 161.A OD2 no hydrogen 3.281 N/A ARG 108.A NH1 SER 225.A O no hydrogen 3.020 N/A ARG 108.A NH1 GLY 228.A O no hydrogen 2.820 N/A ARG 108.A NH2 ASP 161.A OD1 no hydrogen 3.211 N/A ARG 108.A NH2 GLY 228.A O no hydrogen 3.096 N/A ARG 108.A NH2 THR 230.A OG1 no hydrogen 3.112 N/A ILE 109.A N ASP 161.A O no hydrogen 2.872 N/A LEU 110.A N ILE 66.A O no hydrogen 2.819 N/A THR 111.A N ILE 163.A O no hydrogen 2.891 N/A THR 111.A OG1 ILE 163.A O no hydrogen 3.500 N/A THR 111.A OG1 HIS 164.A ND1 no hydrogen 2.842 N/A GLY 113.A N THR 165.A O no hydrogen 2.802 N/A GLY 113.A N THR 165.A OG1 no hydrogen 3.390 N/A SER 114.A N GLU 117.A OE2 no hydrogen 2.892 N/A SER 115.A N THR 167.A O no hydrogen 3.049 N/A GLU 116.A N SER 114.A OG no hydrogen 2.817 N/A GLU 117.A N SER 114.A O no hydrogen 3.083 N/A TYR 118.A N SER 115.A O no hydrogen 3.122 N/A TYR 118.A OH ASN 235.A OD1 no hydrogen 2.622 N/A MET 120.A N ARG 135.A O no hydrogen 3.356 N/A LEU 122.A N GLU 125.A OE1 no hydrogen 2.938 N/A GLU 124.A N GLU 124.A OE1 no hydrogen 2.904 N/A GLU 125.A N LEU 122.A O no hydrogen 2.749 N/A SER 126.A N PRO 123.A O no hydrogen 3.440 N/A VAL 128.A N ILE 277.A O no hydrogen 2.899 N/A SER 129.A OG GLU 131.A OE1 no hydrogen 3.024 N/A GLU 130.A N GLU 130.A OE1 no hydrogen 2.736 N/A GLU 131.A N GLU 131.A OE1 no hydrogen 3.089 N/A ASN 132.A N SER 129.A O no hydrogen 3.051 N/A ARG 135.A N TYR 118.A O no hydrogen 2.839 N/A SER 138.A OG GLU 116.A OE1 no hydrogen 2.845 N/A TYR 140.A N SER 78.A OG no hydrogen 3.162 N/A GLY 141.A N SER 138.A OG no hydrogen 3.033 N/A VAL 142.A N SER 138.A O no hydrogen 3.045 N/A SER 143.A N PRO 139.A O no hydrogen 2.876 N/A SER 143.A OG TYR 140.A O no hydrogen 2.677 N/A LYS 144.A N TYR 140.A O no hydrogen 3.003 N/A LYS 144.A NZ ILE 112.A O no hydrogen 2.697 N/A ALA 145.A N GLY 141.A O no hydrogen 2.885 N/A SER 146.A N VAL 142.A O no hydrogen 2.997 N/A SER 146.A OG VAL 142.A O no hydrogen 3.102 N/A VAL 147.A N SER 143.A O no hydrogen 3.010 N/A GLY 148.A N LYS 144.A O no hydrogen 3.007 N/A MET 149.A N ALA 145.A O no hydrogen 3.022 N/A LEU 150.A N SER 146.A O no hydrogen 2.921 N/A ALA 151.A N VAL 147.A O no hydrogen 2.866 N/A ARG 152.A N GLY 148.A O no hydrogen 3.139 N/A GLN 153.A N MET 149.A O no hydrogen 2.974 N/A TYR 154.A N LEU 150.A O no hydrogen 2.822 N/A TYR 154.A OH ASP 98.A OD1 no hydrogen 2.647 N/A VAL 155.A N ALA 151.A O no hydrogen 3.149 N/A LYS 156.A N ARG 152.A O no hydrogen 3.020 N/A ALA 157.A N GLN 153.A O no hydrogen 2.747 N/A TYR 158.A N TYR 154.A O no hydrogen 3.043 N/A GLY 159.A N VAL 155.A O no hydrogen 3.032 N/A ILE 163.A N ILE 109.A O no hydrogen 2.861 N/A HIS 164.A N ASP 232.A O no hydrogen 3.441 N/A HIS 164.A ND1 THR 111.A OG1 no hydrogen 2.842 N/A HIS 164.A NE2 GLU 117.A OE2 no hydrogen 2.846 N/A THR 165.A N THR 111.A O no hydrogen 2.919 N/A THR 165.A OG1 THR 167.A OG1 no hydrogen 2.862 N/A ARG 166.A N TYR 234.A O no hydrogen 2.808 N/A ARG 166.A NE GLU 117.A OE1 no hydrogen 2.800 N/A ARG 166.A NH1 TYR 118.A OH no hydrogen 3.094 N/A ARG 166.A NH1 GLU 130.A O no hydrogen 3.079 N/A THR 167.A N GLY 113.A O no hydrogen 3.136 N/A THR 167.A OG1 THR 165.A OG1 no hydrogen 2.862 N/A THR 167.A OG1 TYR 221.A OH no hydrogen 2.748 N/A PHE 168.A N VAL 236.A O no hydrogen 2.944 N/A ILE 171.A N THR 212.A O no hydrogen 2.987 N/A GLN 175.A N GLY 172.A O no hydrogen 3.419 N/A GLN 175.A NE2 HIS 170.A O no hydrogen 3.480 N/A GLY 178.A N ASP 183.A OD1 no hydrogen 2.806 N/A ASP 183.A N PHE 179.A O no hydrogen 2.839 N/A PHE 184.A N VAL 180.A O no hydrogen 2.981 N/A ALA 185.A N THR 181.A O no hydrogen 3.016 N/A LYS 186.A N GLN 182.A O no hydrogen 2.941 N/A GLN 187.A NE2 ASP 183.A O no hydrogen 3.370 N/A GLN 187.A NE2 LYS 201.A O no hydrogen 2.789 N/A ILE 188.A N PHE 184.A O no hydrogen 3.085 N/A VAL 189.A N ALA 185.A O no hydrogen 3.055 N/A ASP 190.A N LYS 186.A O no hydrogen 3.037 N/A ILE 191.A N GLN 187.A O no hydrogen 2.801 N/A GLU 192.A N ILE 188.A O no hydrogen 2.904 N/A MET 193.A N VAL 189.A O no hydrogen 2.864 N/A GLU 194.A N ILE 191.A O no hydrogen 3.089 N/A LYS 195.A N ASP 190.A O no hydrogen 2.882 N/A GLN 196.A NE2 GLN 187.A OE1 no hydrogen 3.104 N/A GLN 196.A NE2 ILE 199.A O no hydrogen 3.231 N/A ILE 199.A N GLU 197.A O no hydrogen 2.618 N/A ILE 200.A N ASP 260.A O no hydrogen 2.582 N/A LYS 201.A N GLN 187.A OE1 no hydrogen 2.908 N/A VAL 202.A N GLU 262.A O no hydrogen 2.936 N/A ASN 204.A ND2 GLU 272.A OE1 no hydrogen 2.932 N/A GLU 206.A N ASN 204.A OD1 no hydrogen 2.899 N/A VAL 208.A N PRO 274.A O no hydrogen 2.863 N/A ARG 209.A N THR 242.A O no hydrogen 3.060 N/A ARG 209.A NH1 VAL 208.A O no hydrogen 2.869 N/A ARG 209.A NH1 VAL 273.A O no hydrogen 2.889 N/A ARG 209.A NH2 VAL 273.A O no hydrogen 2.806 N/A THR 212.A N ASN 169.A O no hydrogen 2.897 N/A VAL 214.A N ILE 171.A O no hydrogen 2.721 N/A ARG 215.A N ASP 213.A OD2 no hydrogen 2.850 N/A ARG 215.A NE ASP 213.A OD2 no hydrogen 2.730 N/A ARG 215.A NH1 GLU 301.A OE1 no hydrogen 3.042 N/A ARG 215.A NH2 ASP 213.A OD1 no hydrogen 2.912 N/A ARG 215.A NH2 ASP 213.A OD2 no hydrogen 3.497 N/A ARG 215.A NH2 GLU 301.A OE2 no hydrogen 2.664 N/A ASP 216.A N ASP 213.A O no hydrogen 2.896 N/A ILE 217.A N ASP 213.A O no hydrogen 3.121 N/A VAL 218.A N VAL 214.A O no hydrogen 3.091 N/A GLN 219.A NE2 GLN 219.A O no hydrogen 3.377 N/A ALA 220.A N ASP 216.A O no hydrogen 3.036 N/A TYR 221.A N ILE 217.A O no hydrogen 2.900 N/A TYR 221.A OH THR 167.A OG1 no hydrogen 2.748 N/A TRP 222.A N VAL 218.A O no hydrogen 2.960 N/A LEU 223.A N GLN 219.A O no hydrogen 2.858 N/A LEU 224.A N ALA 220.A O no hydrogen 2.888 N/A SER 225.A N TYR 221.A O no hydrogen 3.088 N/A SER 225.A OG TRP 222.A O no hydrogen 2.669 N/A GLN 226.A N TRP 222.A O no hydrogen 3.170 N/A GLN 226.A NE2 TYR 65.A OH no hydrogen 3.083 N/A GLN 226.A NE2 SER 225.A OG no hydrogen 3.059 N/A TYR 227.A N LEU 223.A O no hydrogen 2.755 N/A GLY 228.A N LEU 224.A O no hydrogen 2.704 N/A LYS 229.A N TYR 234.A OH no hydrogen 2.886 N/A THR 230.A OG1 ASP 161.A OD1 no hydrogen 2.499 N/A GLY 231.A N ILE 162.A O no hydrogen 2.801 N/A ASP 232.A N LYS 229.A O no hydrogen 3.012 N/A TYR 234.A N HIS 164.A O no hydrogen 3.040 N/A ASN 235.A N GLU 130.A OE2 no hydrogen 2.795 N/A ASN 235.A ND2 SER 279.A O no hydrogen 2.984 N/A VAL 236.A N ARG 166.A O no hydrogen 3.018 N/A SER 238.A N ASP 210.A OD1 no hydrogen 2.857 N/A SER 238.A OG ASP 210.A OD1 no hydrogen 2.552 N/A SER 238.A OG PHE 211.A O no hydrogen 3.281 N/A GLY 239.A N ASP 210.A OD2 no hydrogen 2.864 N/A ILE 240.A N SER 238.A OG no hydrogen 3.298 N/A THR 242.A N ARG 209.A O no hydrogen 2.822 N/A ARG 243.A NH2 GLU 206.A OE1 no hydrogen 3.097 N/A ILE 244.A N ALA 207.A O no hydrogen 2.930 N/A GLN 245.A N LEU 205.A O no hydrogen 2.896 N/A GLN 245.A NE2 GLN 245.A O no hydrogen 3.405 N/A GLN 245.A NE2 ASP 249.A OD1 no hydrogen 3.274 N/A GLN 245.A NE2 ASP 249.A OD2 no hydrogen 3.561 N/A ASP 246.A N ARG 243.A O no hydrogen 2.880 N/A VAL 247.A N ARG 243.A O no hydrogen 3.160 N/A LEU 248.A N ILE 244.A O no hydrogen 2.950 N/A ASP 249.A N GLN 245.A O no hydrogen 2.939 N/A LEU 250.A N ASP 246.A O no hydrogen 3.010 N/A LEU 251.A N VAL 247.A O no hydrogen 3.116 N/A LEU 252.A N LEU 248.A O no hydrogen 2.832 N/A ALA 253.A N ASP 249.A O no hydrogen 2.993 N/A MET 254.A N LEU 251.A O no hydrogen 3.069 N/A ALA 255.A N LEU 252.A O no hydrogen 3.252 N/A ASN 256.A N GLU 192.A OE2 no hydrogen 3.266 N/A ASP 260.A N PRO 198.A O no hydrogen 3.073 N/A GLU 262.A N ILE 200.A O no hydrogen 2.749 N/A ASN 264.A N VAL 202.A O no hydrogen 2.769 N/A LEU 266.A N ASN 264.A OD1 no hydrogen 3.216 N/A GLN 267.A N ASN 264.A O no hydrogen 2.967 N/A LEU 268.A N PRO 265.A O no hydrogen 3.211 N/A LEU 276.A N VAL 208.A O no hydrogen 3.115 N/A GLY 278.A N ASP 210.A OD2 no hydrogen 3.171 N/A SER 279.A N VAL 128.A O no hydrogen 2.806 N/A ASN 280.A ND2 CYS 237.A O no hydrogen 2.909 N/A LYS 281.A N SER 279.A OG no hydrogen 3.384 N/A LYS 281.A NZ ASP 285.A OD2 no hydrogen 3.157 N/A ARG 282.A NH1 VAL 233.A O no hydrogen 2.799 N/A LYS 284.A N ASN 280.A O no hydrogen 2.881 N/A ASP 285.A N LYS 281.A O no hydrogen 2.885 N/A SER 286.A N ARG 282.A O no hydrogen 3.057 N/A SER 286.A OG ARG 282.A O no hydrogen 3.333 N/A THR 287.A N LEU 283.A O no hydrogen 3.016 N/A THR 287.A OG1 LEU 283.A O no hydrogen 2.740 N/A GLY 288.A N LYS 284.A O no hydrogen 2.830 N/A TRP 289.A N THR 287.A OG1 no hydrogen 3.087 N/A TRP 289.A NE1 ASP 216.A O no hydrogen 2.868 N/A ARG 292.A N ASP 216.A OD1 no hydrogen 3.177 N/A ARG 292.A N ASP 216.A OD2 no hydrogen 2.864 N/A ARG 292.A NE ASP 216.A OD1 no hydrogen 3.312 N/A ILE 293.A N ASP 216.A OD2 no hydrogen 2.962 N/A SER 298.A N PRO 294.A O no hydrogen 3.232 N/A SER 298.A OG ASP 213.A OD1 no hydrogen 2.500 N/A LEU 299.A N LEU 295.A O no hydrogen 2.975 N/A PHE 300.A N GLU 296.A O.A no hydrogen 2.944 N/A PHE 300.A N GLU 296.A O.B no hydrogen 2.933 N/A GLU 301.A N LYS 297.A O no hydrogen 2.831 N/A ILE 302.A N SER 298.A O no hydrogen 3.051 N/A LEU 303.A N LEU 299.A O no hydrogen 3.042 N/A GLN 304.A N PHE 300.A O no hydrogen 2.899 N/A SER 305.A N GLU 301.A O no hydrogen 2.984 N/A SER 305.A OG ILE 302.A O no hydrogen 2.639 N/A TYR 306.A N ILE 302.A O no hydrogen 3.291 N/A TYR 306.A OH GLN 182.A OE1 no hydrogen 2.614 N/A ARG 307.A N LEU 303.A O no hydrogen 2.960 N/A ARG 307.A NE GLU 192.A OE1 no hydrogen 3.016 N/A ARG 307.A NH1 GLN 304.A OE1 no hydrogen 3.078 N/A ARG 307.A NH2 GLU 192.A OE2 no hydrogen 2.741 N/A ARG 307.A NH2 MET 254.A O no hydrogen 2.989 N/A GLN 308.A N GLN 304.A O no hydrogen 3.013 N/A ALA 309.A N TYR 306.A O no hydrogen 3.237 N/A