Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 6ln1_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): ASN 3.A ND2 ASP 7.A OD1 no hydrogen 2.933 N/A ASN 3.A ND2 ARG 97.A O no hydrogen 2.885 N/A GLY 5.A N TYR 2.A O no hydrogen 2.616 N/A TYR 6.A N ASN 3.A O no hydrogen 3.326 N/A ASP 7.A N TYR 2.A O no hydrogen 3.339 N/A ASP 8.A N ASP 12.A O no hydrogen 2.907 N/A ASN 10.A N ASP 8.A OD1 no hydrogen 3.051 N/A ASP 12.A N ASP 8.A OD1 no hydrogen 2.927 N/A TYR 13.A OH GLU 19.A OE1 no hydrogen 2.529 N/A TYR 13.A OH GLU 19.A OE2 no hydrogen 2.930 N/A ILE 14.A N TYR 6.A O no hydrogen 2.897 N/A ASN 17.A ND2 ASP 28.A O no hydrogen 2.670 N/A GLY 18.A N ILE 27.A O no hydrogen 2.777 N/A GLU 19.A N LYS 16.A O no hydrogen 3.126 N/A TRP 21.A N TYR 25.A O no hydrogen 2.771 N/A TRP 21.A NE1 GLU 19.A OE1 no hydrogen 2.566 N/A ARG 24.A N TRP 21.A O no hydrogen 2.801 N/A ARG 24.A NE ASP 44.A OD1 no hydrogen 2.600 N/A ARG 24.A NH2 ASP 44.A OD1 no hydrogen 3.339 N/A ARG 24.A NH2 ASP 44.A OD2 no hydrogen 3.168 N/A TYR 25.A N TRP 21.A O no hydrogen 3.080 N/A GLU 26.A N TYR 43.A O no hydrogen 2.901 N/A ILE 27.A N GLU 19.A O no hydrogen 2.800 N/A ASP 28.A N LYS 41.A O no hydrogen 2.871 N/A SER 29.A N LYS 41.A O no hydrogen 3.422 N/A SER 29.A OG ASP 28.A OD2 no hydrogen 2.545 N/A ILE 31.A N VAL 39.A O no hydrogen 2.892 N/A GLY 32.A N VAL 39.A O no hydrogen 3.089 N/A GLY 34.A N GLY 37.A O no hydrogen 3.089 N/A GLY 37.A N GLY 34.A O no hydrogen 3.128 N/A GLN 38.A N ILE 55.A O no hydrogen 3.085 N/A GLN 38.A NE2 TYR 13.A O no hydrogen 2.577 N/A VAL 39.A N GLY 32.A O no hydrogen 2.756 N/A VAL 40.A N ILE 53.A O no hydrogen 2.796 N/A LYS 41.A N SER 29.A O no hydrogen 2.895 N/A ALA 42.A N VAL 51.A O no hydrogen 2.804 N/A TYR 43.A N GLU 26.A O no hydrogen 2.833 N/A ASP 44.A N GLU 49.A O no hydrogen 2.773 N/A ARG 45.A N ARG 24.A O no hydrogen 2.786 N/A ARG 45.A NH1 GLU 26.A OE1 no hydrogen 2.502 N/A GLU 47.A N ASP 44.A OD1 no hydrogen 3.528 N/A GLN 48.A NE2 TYR 43.A OH no hydrogen 3.119 N/A GLU 49.A N ASP 44.A O no hydrogen 3.305 N/A VAL 51.A N ALA 42.A O no hydrogen 2.662 N/A ALA 52.A N PHE 104.A O no hydrogen 3.000 N/A ILE 53.A N VAL 40.A O no hydrogen 2.810 N/A LYS 54.A N LEU 102.A O no hydrogen 2.825 N/A LYS 54.A NZ GLU 69.A OE1 no hydrogen 2.785 N/A LYS 54.A NZ GLU 69.A OE2 no hydrogen 2.812 N/A LYS 54.A NZ ASP 173.A OD1 no hydrogen 3.479 N/A ILE 55.A N GLN 38.A O no hydrogen 2.856 N/A ILE 56.A N LEU 100.A O no hydrogen 3.037 N/A LYS 57.A N PHE 36.A O no hydrogen 2.795 N/A LYS 57.A NZ SER 35.A O no hydrogen 2.477 N/A ASN 58.A N TYR 11.A O no hydrogen 2.997 N/A ASN 58.A ND2 ASP 7.A OD2 no hydrogen 2.941 N/A LYS 59.A N LYS 57.A O no hydrogen 2.893 N/A LYS 59.A NZ TYR 11.A OH no hydrogen 3.267 N/A LEU 63.A N LYS 59.A O no hydrogen 3.148 N/A ASN 64.A N LYS 60.A O no hydrogen 2.918 N/A GLN 65.A N ALA 61.A O no hydrogen 2.909 N/A GLN 65.A NE2 GLY 175.A O no hydrogen 2.827 N/A ALA 66.A N PHE 62.A O no hydrogen 2.857 N/A GLN 67.A N LEU 63.A O no hydrogen 2.838 N/A ILE 68.A N ASN 64.A O no hydrogen 3.122 N/A GLU 69.A N GLN 65.A O no hydrogen 3.086 N/A VAL 70.A N ALA 66.A O no hydrogen 2.941 N/A ARG 71.A N GLN 67.A O no hydrogen 3.180 N/A LEU 72.A N ILE 68.A O no hydrogen 3.009 N/A LEU 73.A N GLU 69.A O no hydrogen 2.845 N/A GLU 74.A N VAL 70.A O no hydrogen 2.739 N/A LEU 75.A N ARG 71.A O no hydrogen 2.782 N/A MET 76.A N LEU 72.A O no hydrogen 2.994 N/A ASN 77.A N LEU 73.A O no hydrogen 2.608 N/A ASN 77.A ND2 LEU 73.A O no hydrogen 3.303 N/A LYS 78.A N LEU 75.A O no hydrogen 3.021 N/A HIS 79.A N MET 76.A O no hydrogen 3.163 N/A HIS 79.A ND1 LEU 75.A O no hydrogen 3.226 N/A MET 83.A N THR 81.A OG1 no hydrogen 3.301 N/A LYS 84.A N THR 81.A O no hydrogen 3.106 N/A LYS 84.A NZ HIS 79.A O no hydrogen 3.045 N/A LYS 84.A NZ TYR 85.A OH no hydrogen 3.518 N/A TYR 85.A N GLU 82.A O no hydrogen 3.187 N/A TYR 86.A N MET 83.A O no hydrogen 3.036 N/A ILE 87.A N LYS 84.A O no hydrogen 3.477 N/A VAL 88.A N ILE 171.A O no hydrogen 2.936 N/A HIS 89.A N GLU 105.A OE2 no hydrogen 2.907 N/A HIS 89.A ND1 ASN 77.A OD1 no hydrogen 2.682 N/A LYS 91.A N VAL 103.A O no hydrogen 2.811 N/A LYS 91.A NZ GLU 49.A OE2 no hydrogen 2.872 N/A ARG 92.A NH2 TYR 25.A OH no hydrogen 3.296 N/A HIS 93.A NE2 GLU 74.A OE2 no hydrogen 2.928 N/A PHE 94.A N CYS 101.A O no hydrogen 3.331 N/A PHE 96.A N HIS 99.A O no hydrogen 2.871 N/A ARG 97.A NH1 TYR 13.A OH no hydrogen 2.995 N/A ARG 97.A NH1 GLU 19.A OE2 no hydrogen 3.074 N/A ASN 98.A ND2 ASN 3.A OD1 no hydrogen 2.506 N/A HIS 99.A N PHE 96.A O no hydrogen 2.847 N/A HIS 99.A ND1 ILE 56.A O no hydrogen 2.653 N/A HIS 99.A NE2 ASP 7.A OD1 no hydrogen 2.594 N/A CYS 101.A N PHE 94.A O no hydrogen 2.977 N/A CYS 101.A SG HIS 99.A O no hydrogen 3.619 N/A LEU 102.A N LYS 54.A O no hydrogen 2.874 N/A VAL 103.A N ARG 92.A O no hydrogen 2.858 N/A PHE 104.A N ALA 52.A O no hydrogen 2.740 N/A GLU 105.A N HIS 89.A O no hydrogen 3.371 N/A SER 108.A N LEU 161.A O no hydrogen 2.878 N/A TYR 109.A N SER 108.A OG no hydrogen 2.695 N/A ASN 110.A N ASP 113.A OD2 no hydrogen 3.458 N/A LEU 111.A N PRO 156.A O no hydrogen 3.314 N/A LEU 111.A N ILE 159.A O no hydrogen 2.814 N/A ASP 113.A N ASN 110.A OD1 no hydrogen 2.958 N/A LEU 114.A N ASN 110.A O no hydrogen 3.027 N/A LEU 115.A N LEU 111.A O no hydrogen 3.109 N/A ARG 116.A N TYR 112.A O no hydrogen 3.171 N/A ARG 116.A NH2 ASP 113.A OD1 no hydrogen 2.404 N/A ASN 117.A N ASP 113.A O no hydrogen 3.098 N/A THR 118.A N LEU 115.A O no hydrogen 3.209 N/A THR 118.A OG1 LEU 115.A O no hydrogen 2.752 N/A ASN 119.A N ARG 116.A O no hydrogen 2.968 N/A PHE 120.A N LEU 115.A O no hydrogen 3.065 N/A ARG 121.A N THR 118.A O no hydrogen 3.479 N/A GLY 122.A N THR 118.A OG1 no hydrogen 3.175 N/A VAL 123.A N MET 219.A O no hydrogen 2.980 N/A LEU 125.A N HIS 305.A NE2 no hydrogen 2.884 N/A ASN 126.A ND2 SER 303.A O no hydrogen 3.214 N/A LEU 127.A N SER 124.A OG no hydrogen 2.983 N/A THR 128.A N SER 124.A O no hydrogen 2.943 N/A THR 128.A OG1 SER 124.A O no hydrogen 3.096 N/A ARG 129.A N LEU 125.A O no hydrogen 2.844 N/A ARG 129.A NE PHE 339.A O no hydrogen 2.784 N/A ARG 129.A NH1 ASN 126.A OD1 no hydrogen 3.309 N/A ARG 129.A NH2 GLY 304.A O no hydrogen 3.436 N/A LYS 130.A N ASN 126.A O no hydrogen 3.196 N/A PHE 131.A N LEU 127.A O no hydrogen 2.901 N/A ALA 132.A N THR 128.A O no hydrogen 2.671 N/A GLN 133.A N ARG 129.A O no hydrogen 2.877 N/A GLN 134.A N LYS 130.A O no hydrogen 3.184 N/A GLN 134.A NE2 LYS 130.A O no hydrogen 3.136 N/A GLN 134.A NE2 SER 167.A O no hydrogen 2.734 N/A MET 135.A N PHE 131.A O no hydrogen 2.957 N/A CYS 136.A N ALA 132.A O no hydrogen 2.933 N/A CYS 136.A SG ALA 132.A O no hydrogen 3.523 N/A THR 137.A N GLN 133.A O no hydrogen 3.106 N/A THR 137.A OG1 GLN 133.A O no hydrogen 2.632 N/A ALA 138.A N GLN 134.A O no hydrogen 2.844 N/A LEU 139.A N MET 135.A O no hydrogen 2.782 N/A LEU 140.A N CYS 136.A O no hydrogen 2.732 N/A PHE 141.A N THR 137.A O no hydrogen 2.879 N/A LEU 142.A N ALA 138.A O no hydrogen 3.078 N/A ALA 143.A N LEU 139.A O no hydrogen 2.924 N/A THR 144.A N PHE 141.A O no hydrogen 3.163 N/A LEU 147.A N THR 144.A O no hydrogen 2.918 N/A SER 148.A N THR 144.A O no hydrogen 3.153 N/A SER 148.A OG PRO 145.A O no hydrogen 2.705 N/A ILE 149.A N LEU 142.A O no hydrogen 3.314 N/A ILE 150.A N CYS 178.A O no hydrogen 2.699 N/A HIS 151.A N ASP 208.A OD2 no hydrogen 2.942 N/A HIS 151.A NE2 VAL 172.A O no hydrogen 2.929 N/A CYS 152.A N ASP 208.A OD1 no hydrogen 3.188 N/A ASP 153.A N HIS 151.A ND1 no hydrogen 2.893 N/A GLU 157.A N GLU 157.A OE1 no hydrogen 2.907 N/A ASN 158.A N LYS 155.A O no hydrogen 2.942 N/A ASN 158.A ND2 ASP 153.A O no hydrogen 2.656 N/A ASN 158.A ND2 ASP 153.A OD2 no hydrogen 3.449 N/A ILE 159.A N PRO 156.A O no hydrogen 3.065 N/A LEU 160.A N LYS 170.A O no hydrogen 3.032 N/A LEU 161.A N TYR 109.A O no hydrogen 2.940 N/A CYS 162.A N ALA 168.A O no hydrogen 3.049 N/A ILE 169.A N GLN 134.A OE1 no hydrogen 3.194 N/A LYS 170.A N LEU 160.A O no hydrogen 2.955 N/A ILE 171.A N TYR 86.A O no hydrogen 2.794 N/A VAL 172.A N ASN 158.A O no hydrogen 2.819 N/A PHE 174.A N GLU 69.A OE2 no hydrogen 3.192 N/A GLY 175.A N ASP 173.A OD1 no hydrogen 3.352 N/A SER 177.A N PHE 174.A O no hydrogen 3.231 N/A SER 177.A OG ILE 150.A O no hydrogen 3.107 N/A SER 177.A OG HIS 151.A O no hydrogen 2.577 N/A CYS 178.A N ILE 150.A O no hydrogen 3.068 N/A CYS 178.A SG GLN 179.A O no hydrogen 3.731 N/A CYS 178.A SG GLN 182.A O no hydrogen 3.695 N/A GLN 179.A N GLN 182.A OE1 no hydrogen 2.946 N/A GLN 179.A NE2 LEU 147.A O no hydrogen 3.075 N/A LEU 180.A N SER 148.A O no hydrogen 2.812 N/A GLN 188.A NE2 ILE 207.A O no hydrogen 3.431 N/A SER 189.A OG ASP 153.A OD1 no hydrogen 3.079 N/A ARG 190.A NH1 GLY 228.A O no hydrogen 2.760 N/A TYR 192.A N SER 189.A O no hydrogen 2.822 N/A TYR 192.A OH GLU 218.A OE2 no hydrogen 2.483 N/A ARG 193.A N ARG 190.A O no hydrogen 2.998 N/A ARG 193.A NE ILE 187.A O no hydrogen 2.898 N/A ARG 193.A NE GLN 188.A O no hydrogen 3.467 N/A ARG 193.A NH1 GLU 231.A OE2 no hydrogen 3.041 N/A ARG 193.A NH2 GLN 188.A O no hydrogen 3.126 N/A SER 194.A N GLN 188.A OE1 no hydrogen 2.997 N/A SER 194.A OG GLN 188.A OE1 no hydrogen 3.032 N/A GLU 196.A N GLU 196.A OE1 no hydrogen 2.703 N/A VAL 197.A N SER 194.A O no hydrogen 3.137 N/A LEU 198.A N SER 194.A O no hydrogen 3.173 N/A LEU 199.A N PRO 195.A O no hydrogen 2.953 N/A GLY 200.A N VAL 197.A O no hydrogen 3.189 N/A MET 201.A N GLU 196.A O no hydrogen 2.747 N/A TYR 203.A OH TYR 185.A O no hydrogen 2.928 N/A ALA 206.A N ASP 204.A OD1 no hydrogen 3.131 N/A ILE 207.A N ASP 204.A O no hydrogen 3.241 N/A MET 209.A N ALA 206.A O no hydrogen 2.915 N/A TRP 210.A N ALA 206.A O no hydrogen 3.306 N/A SER 211.A N ILE 207.A O no hydrogen 3.142 N/A SER 211.A OG TYR 192.A O no hydrogen 2.883 N/A SER 211.A OG ILE 207.A O no hydrogen 3.402 N/A LEU 212.A N ASP 208.A O no hydrogen 2.950 N/A GLY 213.A N MET 209.A O no hydrogen 3.061 N/A CYS 214.A N TRP 210.A O no hydrogen 3.183 N/A CYS 214.A SG PHE 191.A O no hydrogen 3.986 N/A CYS 214.A SG TRP 210.A O no hydrogen 3.528 N/A ILE 215.A N SER 211.A O no hydrogen 2.813 N/A LEU 216.A N LEU 212.A O no hydrogen 2.943 N/A VAL 217.A N GLY 213.A O no hydrogen 3.419 N/A GLU 218.A N CYS 214.A O no hydrogen 3.116 N/A MET 219.A N ILE 215.A O no hydrogen 2.731 N/A HIS 220.A N LEU 216.A O no hydrogen 3.072 N/A HIS 220.A N VAL 217.A O no hydrogen 3.190 N/A HIS 220.A ND1 VAL 123.A O no hydrogen 2.880 N/A HIS 220.A NE2 TYR 310.A OH no hydrogen 2.645 N/A THR 221.A N VAL 217.A O no hydrogen 2.859 N/A THR 221.A OG1 VAL 217.A O no hydrogen 2.952 N/A THR 221.A OG1 GLU 223.A O no hydrogen 3.327 N/A GLY 222.A N GLU 218.A O no hydrogen 2.720 N/A GLY 228.A N PHE 226.A O no hydrogen 3.129 N/A GLY 228.A N GLN 234.A OE1 no hydrogen 2.558 N/A ALA 229.A N ASP 233.A OD2 no hydrogen 3.137 N/A ASP 233.A N ASN 230.A OD1 no hydrogen 2.857 N/A GLN 234.A N ASN 230.A O no hydrogen 2.712 N/A GLN 234.A NE2 PHE 226.A O no hydrogen 2.907 N/A MET 235.A N GLU 231.A O no hydrogen 3.029 N/A ASN 236.A N VAL 232.A O no hydrogen 2.969 N/A ASN 236.A ND2 VAL 232.A O no hydrogen 3.160 N/A LYS 237.A N ASP 233.A O no hydrogen 2.815 N/A LYS 237.A NZ SER 227.A O no hydrogen 2.896 N/A LYS 237.A NZ SER 227.A OG no hydrogen 3.308 N/A ILE 238.A N GLN 234.A O no hydrogen 2.964 N/A VAL 239.A N MET 235.A O no hydrogen 3.080 N/A GLU 240.A N ASN 236.A O no hydrogen 2.940 N/A VAL 241.A N ILE 238.A O no hydrogen 3.029 N/A LEU 242.A N ILE 238.A O no hydrogen 2.884 N/A GLY 243.A N VAL 239.A O no hydrogen 3.057 N/A ILE 249.A N PRO 246.A O no hydrogen 3.316 N/A LEU 250.A N PRO 246.A O no hydrogen 3.222 N/A ASP 251.A N ALA 247.A O no hydrogen 2.750 N/A GLN 252.A N ILE 249.A O no hydrogen 3.140 N/A ALA 253.A N LEU 250.A O no hydrogen 3.163 N/A LYS 255.A N LEU 199.A O no hydrogen 3.268 N/A ALA 256.A N ALA 253.A O no hydrogen 2.548 N/A LYS 258.A N LYS 255.A O no hydrogen 2.829 N/A LYS 258.A NZ GLU 231.A OE1 no hydrogen 3.242 N/A PHE 259.A N ALA 256.A O no hydrogen 3.396 N/A PHE 260.A N ALA 256.A O no hydrogen 2.932 N/A GLU 261.A N ASN 269.A O no hydrogen 2.743 N/A LYS 262.A NZ ASP 251.A OD1 no hydrogen 3.207 N/A LEU 263.A N THR 267.A O no hydrogen 2.759 N/A ASP 265.A N ASP 265.A OD1 no hydrogen 2.323 N/A GLY 266.A N LEU 263.A O no hydrogen 2.756 N/A THR 267.A OG1 ASP 265.A OD2 no hydrogen 3.296 N/A TRP 268.A NE1 ASP 251.A OD1 no hydrogen 2.979 N/A ASN 269.A N GLU 261.A O no hydrogen 3.008 N/A LYS 271.A NZ ARG 257.A O no hydrogen 2.908 N/A LYS 271.A NZ LYS 258.A O no hydrogen 3.149 N/A TYR 276.A OH ASP 233.A OD1 no hydrogen 2.420 N/A LYS 277.A N GLU 240.A OE1 no hydrogen 2.801 N/A GLY 280.A N VAL 239.A O no hydrogen 3.057 N/A THR 281.A N PRO 278.A O no hydrogen 3.129 N/A THR 281.A OG1 PRO 278.A O no hydrogen 2.787 N/A ARG 282.A N GLU 240.A O no hydrogen 3.002 N/A ARG 282.A NH1 LEU 225.A O no hydrogen 3.354 N/A HIS 285.A NE2 GLU 291.A OE1 no hydrogen 2.576 N/A ASN 286.A N LYS 283.A O no hydrogen 2.675 N/A ILE 287.A N LYS 283.A O no hydrogen 3.198 N/A LEU 288.A N LEU 284.A O no hydrogen 2.811 N/A VAL 290.A N HIS 285.A O no hydrogen 3.279 N/A THR 292.A N GLY 289.A O no hydrogen 3.006 N/A GLY 294.A N GLY 289.A O no hydrogen 2.930 N/A GLY 297.A N GLY 294.A O no hydrogen 2.915 N/A ARG 298.A N PRO 295.A O no hydrogen 3.204 N/A ARG 299.A N GLY 293.A O no hydrogen 2.914 N/A ARG 299.A NH1 GLU 302.A OE1 no hydrogen 2.799 N/A GLU 302.A N ARG 299.A O no hydrogen 2.922 N/A HIS 305.A ND1 SER 303.A O no hydrogen 3.077 N/A THR 306.A N ASP 309.A OD2 no hydrogen 3.178 N/A THR 306.A OG1 ASP 309.A OD2 no hydrogen 2.756 N/A ASP 309.A N THR 306.A OG1 no hydrogen 3.129 N/A TYR 310.A N THR 306.A O no hydrogen 3.007 N/A TYR 310.A OH HIS 220.A NE2 no hydrogen 2.645 N/A LEU 311.A N VAL 307.A O no hydrogen 2.877 N/A LYS 312.A N ALA 308.A O no hydrogen 3.114 N/A PHE 313.A N ASP 309.A O no hydrogen 3.007 N/A LYS 314.A N TYR 310.A O no hydrogen 2.941 N/A LYS 314.A NZ HIS 285.A ND1 no hydrogen 2.668 N/A ASP 315.A N LEU 311.A O no hydrogen 2.976 N/A LEU 316.A N LYS 312.A O no hydrogen 2.952 N/A ILE 317.A N PHE 313.A O no hydrogen 2.874 N/A LEU 318.A N LYS 314.A O no hydrogen 2.943 N/A ARG 319.A N ASP 315.A O no hydrogen 3.096 N/A ARG 319.A NH1 THR 327.A O no hydrogen 2.867 N/A ARG 319.A NH2 THR 327.A O no hydrogen 3.158 N/A MET 320.A N LEU 316.A O no hydrogen 3.054 N/A LEU 321.A N ILE 317.A O no hydrogen 2.715 N/A TYR 323.A OH GLY 243.A O no hydrogen 2.519 N/A ASP 324.A N ASP 322.A OD1 no hydrogen 2.731 N/A LYS 326.A N ASP 324.A OD1 no hydrogen 3.162 N/A THR 327.A N ASP 324.A O no hydrogen 2.916 N/A THR 327.A OG1 ASP 322.A OD2 no hydrogen 2.521 N/A THR 327.A OG1 ASP 324.A O no hydrogen 3.130 N/A ARG 328.A N ASP 324.A O no hydrogen 2.979 N/A ARG 328.A NE ASP 322.A O no hydrogen 3.076 N/A ARG 328.A NH1 GLU 196.A OE1 no hydrogen 3.546 N/A ARG 328.A NH1 GLU 196.A OE2 no hydrogen 2.627 N/A ARG 328.A NH1 ALA 206.A O no hydrogen 3.399 N/A ARG 328.A NH2 GLU 196.A OE1 no hydrogen 2.887 N/A ARG 328.A NH2 ASP 322.A O no hydrogen 2.979 N/A ILE 329.A N ARG 319.A O no hydrogen 3.043 N/A TYR 333.A N GLN 330.A O no hydrogen 2.972 N/A ALA 334.A N GLN 330.A O no hydrogen 2.960 N/A LEU 335.A N PRO 331.A O no hydrogen 3.321 N/A GLN 336.A N TYR 333.A O no hydrogen 3.190 N/A GLN 336.A NE2 TYR 332.A O no hydrogen 3.183 N/A HIS 337.A N ALA 334.A O no hydrogen 3.299 N/A HIS 337.A NE2 ASP 315.A OD2 no hydrogen 3.139 N/A PHE 339.A N HIS 337.A ND1 no hydrogen 3.080 N/A PHE 340.A N HIS 337.A O no hydrogen 3.031 N/A