Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 3q6t_A.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): GLN 4.A N ARG 364.A O no hydrogen 3.257 N/A TYR 6.A N LEU 362.A O no hydrogen 3.026 N/A LYS 7.A N HIS 70.A O no hydrogen 2.892 N/A TRP 8.A N TYR 360.A O no hydrogen 2.777 N/A TRP 8.A NE1 PRO 72.A O no hydrogen 2.910 N/A TYR 13.A N TYR 21.A OH no hydrogen 3.007 N/A TYR 13.A OH TYR 53.A O no hydrogen 2.762 N/A ASN 14.A N LEU 74.A O no hydrogen 2.718 N/A ASN 14.A ND2 ASN 75.A OD1 no hydrogen 3.481 N/A SER 20.A N THR 17.A O no hydrogen 2.935 N/A SER 20.A OG THR 17.A O no hydrogen 2.608 N/A ASP 24.A N ASN 22.A OD1 no hydrogen 2.783 N/A ASN 25.A N ASN 22.A O no hydrogen 2.752 N/A MET 26.A N PRO 23.A O no hydrogen 3.203 N/A SER 28.A OG ALA 43.A O no hydrogen 2.605 N/A THR 29.A N ALA 43.A O no hydrogen 3.159 N/A THR 29.A OG1 TYR 90.A O no hydrogen 3.030 N/A PHE 31.A N ASP 328.A OD1 no hydrogen 2.774 N/A ALA 32.A N PHE 41.A O no hydrogen 2.783 N/A TYR 33.A OH THR 60.A OG1 no hydrogen 2.989 N/A ASP 34.A N LYS 39.A O no hydrogen 2.980 N/A LYS 39.A N ASP 34.A O no hydrogen 3.410 N/A LYS 39.A NZ GLU 57.A OE2 no hydrogen 3.021 N/A LYS 39.A NZ TYR 135.A OH no hydrogen 3.242 N/A LEU 40.A N VAL 58.A O no hydrogen 2.941 N/A PHE 41.A N ALA 32.A O no hydrogen 2.802 N/A LEU 42.A N ALA 56.A O no hydrogen 2.952 N/A ALA 43.A N ALA 30.A O no hydrogen 3.004 N/A VAL 44.A N THR 54.A O no hydrogen 3.007 N/A ARG 46.A N SER 88.A OG no hydrogen 2.987 N/A ARG 46.A NE THR 87.A O no hydrogen 2.676 N/A ARG 46.A NH1 VAL 51.A O no hydrogen 2.534 N/A ARG 46.A NH1 PRO 52.A O no hydrogen 3.093 N/A ARG 46.A NH2 GLY 83.A O no hydrogen 2.942 N/A ARG 46.A NH2 LEU 86.A O no hydrogen 2.645 N/A ARG 46.A NH2 THR 87.A O no hydrogen 3.377 N/A LYS 47.A N PRO 45.A O no hydrogen 2.782 N/A LYS 47.A NZ TYR 90.A OH no hydrogen 2.450 N/A LYS 47.A NZ GLU 109.A OE1 no hydrogen 3.036 N/A THR 54.A OG1 VAL 44.A O no hydrogen 2.789 N/A ALA 56.A N LEU 42.A O no hydrogen 3.080 N/A GLU 57.A N ASN 75.A O no hydrogen 2.809 N/A VAL 58.A N LEU 40.A O no hydrogen 2.980 N/A THR 60.A N GLU 38.A O no hydrogen 2.946 N/A THR 60.A OG1 TYR 33.A OH no hydrogen 2.989 N/A THR 60.A OG1 GLU 38.A O no hydrogen 2.975 N/A LYS 61.A N ASP 59.A OD1 no hydrogen 3.377 N/A SER 63.A N THR 60.A O no hydrogen 2.991 N/A LEU 64.A N THR 60.A O no hydrogen 3.117 N/A VAL 66.A N SER 63.A O no hydrogen 3.378 N/A SER 71.A OG LYS 7.A O no hydrogen 2.909 N/A LEU 74.A N LEU 12.A O no hydrogen 2.856 N/A ASN 75.A N GLU 57.A O no hydrogen 2.983 N/A ASN 75.A ND2 GLU 57.A O no hydrogen 3.115 N/A LYS 76.A NZ HIS 80.A O no hydrogen 2.791 N/A SER 78.A N GLU 57.A OE1 no hydrogen 3.123 N/A SER 78.A OG GLU 57.A OE1 no hydrogen 3.326 N/A SER 78.A OG GLU 57.A OE2 no hydrogen 2.813 N/A HIS 80.A N PHE 77.A O no hydrogen 2.744 N/A HIS 80.A NE2 TYR 128.A OH no hydrogen 2.832 N/A LYS 81.A N GLU 85.A OE2 no hydrogen 3.019 N/A THR 82.A N GLU 85.A OE2 no hydrogen 3.036 N/A THR 82.A OG1 GLU 85.A OE1 no hydrogen 3.287 N/A THR 82.A OG1 GLU 85.A OE2 no hydrogen 3.256 N/A GLY 83.A N GLU 85.A OE1 no hydrogen 2.821 N/A LYS 84.A N THR 82.A OG1 no hydrogen 3.182 N/A LYS 84.A N GLU 85.A OE1 no hydrogen 2.855 N/A GLU 85.A N GLU 85.A OE1 no hydrogen 2.564 N/A THR 87.A N ASP 104.A OD1 no hydrogen 3.275 N/A THR 87.A N ASP 104.A OD2 no hydrogen 3.229 N/A THR 87.A OG1 HIS 121.A NE2 no hydrogen 2.859 N/A SER 88.A N ASP 104.A OD1 no hydrogen 3.198 N/A ILE 89.A N THR 54.A OG1 no hydrogen 3.159 N/A TYR 90.A OH GLU 109.A OE2 no hydrogen 2.393 N/A GLN 91.A NE2 PRO 92.A O no hydrogen 3.122 N/A GLN 91.A NE2 ASP 328.A OD1 no hydrogen 3.155 N/A VAL 93.A N TRP 101.A O no hydrogen 2.902 N/A ASP 95.A N ARG 99.A O no hydrogen 3.126 N/A CYS 97.A N ASP 95.A OD1 no hydrogen 3.138 N/A CYS 97.A SG ASP 95.A OD1 no hydrogen 3.320 N/A CYS 97.A SG ASP 95.A OD2 no hydrogen 3.227 N/A ARG 98.A N ASP 95.A O no hydrogen 3.278 N/A ARG 98.A NE ASP 34.A OD1 no hydrogen 3.135 N/A ARG 98.A NH2 ASP 34.A OD2 no hydrogen 3.132 N/A ARG 99.A N ASP 95.A OD1 no hydrogen 2.629 N/A ARG 99.A NE ASP 95.A OD2 no hydrogen 2.592 N/A ARG 99.A NH1 CYS 168.A O no hydrogen 3.071 N/A ARG 99.A NH2 ASP 95.A OD2 no hydrogen 2.946 N/A ARG 99.A NH2 CYS 168.A O no hydrogen 3.064 N/A ARG 99.A NH2 THR 171.A OG1 no hydrogen 3.189 N/A LEU 100.A N TYR 128.A O no hydrogen 2.794 N/A TRP 101.A N VAL 93.A O no hydrogen 2.730 N/A TRP 101.A NE1 ASP 95.A OD2 no hydrogen 3.042 N/A VAL 102.A N VAL 126.A O no hydrogen 2.924 N/A ASP 104.A N ALA 124.A O no hydrogen 2.821 N/A ILE 105.A N SER 88.A O no hydrogen 2.697 N/A GLY 106.A N ASP 104.A OD1 no hydrogen 3.003 N/A GLU 109.A N ARG 46.A O no hydrogen 3.066 N/A ARG 113.A N SER 112.A OG no hydrogen 2.419 N/A ALA 115.A N SER 112.A O no hydrogen 3.016 N/A ASP 117.A N GLY 114.A O no hydrogen 2.885 N/A TYR 118.A N ALA 115.A O no hydrogen 3.361 N/A SER 120.A OG GLY 106.A O no hydrogen 3.499 N/A HIS 121.A N GLY 106.A O no hydrogen 3.054 N/A HIS 121.A ND1 ARG 122.A O no hydrogen 2.560 N/A ARG 122.A NE PHE 143.A O no hydrogen 2.808 N/A ALA 124.A N ASP 104.A O no hydrogen 2.976 N/A ILE 125.A N TYR 141.A O no hydrogen 2.902 N/A VAL 126.A N VAL 102.A O no hydrogen 3.078 N/A ALA 127.A N VAL 139.A O no hydrogen 3.013 N/A TYR 128.A N LEU 100.A O no hydrogen 3.032 N/A ASP 129.A N PRO 136.A O no hydrogen 3.034 N/A LEU 130.A N ARG 98.A O no hydrogen 3.248 N/A LYS 131.A N ASP 129.A OD1 no hydrogen 3.426 N/A LYS 131.A NZ CYS 97.A O no hydrogen 3.039 N/A LYS 131.A NZ ASP 129.A OD1 no hydrogen 2.645 N/A GLN 132.A NE2 ASP 129.A OD2 no hydrogen 3.186 N/A VAL 138.A N ALA 127.A O no hydrogen 2.756 N/A VAL 139.A N ALA 127.A O no hydrogen 3.333 N/A ARG 140.A NE GLU 137.A OE1 no hydrogen 2.589 N/A ARG 140.A NE GLU 137.A OE2 no hydrogen 3.107 N/A ARG 140.A NH1 TYR 142.A OH no hydrogen 3.067 N/A ARG 140.A NH2 GLU 85.A O no hydrogen 3.245 N/A ARG 140.A NH2 GLU 137.A OE1 no hydrogen 3.009 N/A TYR 141.A N ILE 125.A O no hydrogen 2.861 N/A TYR 141.A OH SER 193.A OG no hydrogen 2.579 N/A PHE 143.A N PRO 123.A O no hydrogen 2.944 N/A LEU 147.A N PRO 144.A O no hydrogen 3.105 N/A VAL 148.A N THR 145.A O no hydrogen 3.398 N/A THR 152.A OG1 GLU 109.A OE2 no hydrogen 3.560 N/A TYR 153.A N LYS 150.A O no hydrogen 3.085 N/A PHE 154.A N PRO 151.A O no hydrogen 3.444 N/A GLY 155.A N THR 176.A O no hydrogen 2.956 N/A GLY 156.A N PHE 223.A O no hydrogen 2.903 N/A ALA 158.A N TYR 174.A O no hydrogen 3.026 N/A ASP 160.A N PHE 172.A O no hydrogen 2.759 N/A ALA 162.A N GLU 170.A O no hydrogen 3.165 N/A ASN 163.A ND2 ASP 167.A OD1 no hydrogen 2.938 N/A GLY 166.A N ASN 163.A O no hydrogen 3.352 N/A CYS 168.A SG ASN 163.A O no hydrogen 3.840 N/A CYS 168.A SG PRO 164.A O no hydrogen 3.428 N/A CYS 168.A SG GLY 166.A O no hydrogen 3.985 N/A SER 169.A N ASP 167.A OD1 no hydrogen 3.462 N/A SER 169.A OG ASP 167.A OD1 no hydrogen 3.252 N/A SER 169.A OG ASP 167.A OD2 no hydrogen 3.194 N/A GLU 170.A N ASN 163.A OD1 no hydrogen 3.108 N/A THR 171.A N SER 169.A O no hydrogen 2.854 N/A THR 171.A OG1 CYS 168.A O no hydrogen 2.900 N/A PHE 172.A N ASP 160.A O no hydrogen 2.783 N/A VAL 173.A N TYR 186.A O no hydrogen 3.167 N/A TYR 174.A N ALA 158.A O no hydrogen 3.047 N/A TYR 174.A OH ASP 160.A OD2 no hydrogen 2.639 N/A ILE 175.A N PHE 184.A O no hydrogen 3.026 N/A THR 176.A N GLY 156.A O no hydrogen 3.039 N/A THR 176.A OG1 GLY 156.A O no hydrogen 2.558 N/A ASN 177.A N ALA 182.A O no hydrogen 2.992 N/A ASN 177.A ND2 LYS 150.A O no hydrogen 3.234 N/A PHE 178.A N TYR 153.A O no hydrogen 2.921 N/A LEU 179.A N ASN 177.A OD1 no hydrogen 3.094 N/A ALA 182.A N ASN 177.A O no hydrogen 3.344 N/A LEU 183.A N VAL 196.A O no hydrogen 2.883 N/A PHE 184.A N ILE 175.A O no hydrogen 2.966 N/A ILE 185.A N TRP 194.A O no hydrogen 2.931 N/A TYR 186.A N VAL 173.A O no hydrogen 2.983 N/A TYR 186.A OH HIS 188.A ND1 no hydrogen 3.157 N/A ASP 187.A N ASP 192.A O no hydrogen 2.786 N/A HIS 188.A N THR 171.A O no hydrogen 3.019 N/A HIS 188.A ND1 TYR 186.A OH no hydrogen 3.157 N/A LYS 189.A NZ SER 169.A OG no hydrogen 2.742 N/A LYS 190.A N ASP 187.A OD1 no hydrogen 3.245 N/A GLN 191.A N HIS 188.A O no hydrogen 3.290 N/A GLN 191.A NE2 TYR 186.A OH no hydrogen 3.104 N/A GLN 191.A NE2 HIS 188.A O no hydrogen 2.958 N/A ASP 192.A N ASP 187.A O no hydrogen 3.285 N/A SER 193.A OG TYR 141.A OH no hydrogen 2.579 N/A TRP 194.A N ILE 185.A O no hydrogen 2.998 N/A VAL 196.A N LEU 183.A O no hydrogen 2.892 N/A THR 200.A N HIS 198.A ND1 no hydrogen 2.990 N/A PHE 201.A N HIS 198.A O no hydrogen 3.046 N/A LYS 202.A N PRO 199.A O no hydrogen 3.336 N/A GLU 204.A N SER 244.A O no hydrogen 2.923 N/A THR 207.A N PHE 218.A O no hydrogen 2.685 N/A THR 207.A OG1 SER 244.A OG no hydrogen 2.554 N/A THR 207.A OG1 ASP 276.A OD1 no hydrogen 2.754 N/A LYS 208.A NZ GLU 217.A OE2 no hydrogen 3.090 N/A PHE 209.A N TYR 216.A O no hydrogen 2.892 N/A ASP 210.A N ASN 295.A OD1 no hydrogen 2.756 N/A TYR 211.A N LYS 214.A O no hydrogen 3.000 N/A TYR 211.A OH LYS 354.A O no hydrogen 3.322 N/A LYS 214.A N TYR 211.A O no hydrogen 3.040 N/A TYR 216.A N PHE 209.A O no hydrogen 2.776 N/A PHE 218.A N THR 207.A O no hydrogen 3.282 N/A ALA 220.A N SER 244.A OG no hydrogen 3.206 N/A GLY 221.A N PHE 178.A O no hydrogen 2.708 N/A ILE 222.A N PHE 201.A O no hydrogen 2.837 N/A PHE 223.A N LEU 241.A O no hydrogen 3.097 N/A THR 226.A N TYR 239.A O no hydrogen 2.932 N/A GLY 228.A N PRO 237.A O no hydrogen 2.623 N/A ARG 230.A NH2 ASP 96.A OD2 no hydrogen 2.840 N/A ASP 231.A N ASN 235.A O no hydrogen 3.013 N/A GLU 233.A N ASP 231.A OD2 no hydrogen 2.895 N/A ARG 236.A N THR 253.A OG1 no hydrogen 2.813 N/A ARG 236.A NE GLY 228.A O no hydrogen 2.673 N/A ARG 236.A NH1 ASP 160.A OD1 no hydrogen 3.142 N/A ARG 236.A NH2 GLY 228.A O no hydrogen 2.652 N/A ALA 238.A N VAL 251.A O no hydrogen 2.897 N/A TYR 239.A N THR 226.A O no hydrogen 2.849 N/A TYR 240.A N TYR 249.A O no hydrogen 2.995 N/A LEU 241.A N GLY 224.A O no hydrogen 3.432 N/A GLY 243.A N GLY 221.A O no hydrogen 3.433 N/A SER 244.A N ALA 220.A O no hydrogen 3.058 N/A SER 244.A OG THR 207.A OG1 no hydrogen 2.554 N/A SER 244.A OG PHE 218.A O no hydrogen 3.013 N/A ILE 246.A N GLU 204.A OE1 no hydrogen 3.007 N/A VAL 248.A N GLY 269.A O no hydrogen 3.112 N/A TYR 249.A N TYR 240.A O no hydrogen 3.059 N/A SER 250.A N GLU 266.A O no hydrogen 3.167 N/A VAL 251.A N ALA 238.A O no hydrogen 3.340 N/A THR 253.A N ARG 236.A O no hydrogen 2.835 N/A THR 253.A OG1 ARG 236.A O no hydrogen 3.110 N/A LYS 254.A N ASN 252.A OD1 no hydrogen 2.659 N/A LEU 256.A N ASN 252.A O no hydrogen 3.284 N/A LYS 257.A N THR 253.A O no hydrogen 3.005 N/A LYS 257.A NZ ASP 160.A OD2 no hydrogen 3.203 N/A LYS 257.A NZ THR 253.A OG1 no hydrogen 3.207 N/A LYS 259.A NZ ASP 192.A OD2 no hydrogen 3.562 N/A GLY 261.A N GLN 258.A O no hydrogen 2.803 N/A ASN 264.A N GLU 255.A OE1 no hydrogen 2.503 N/A GLU 266.A N SER 250.A O no hydrogen 3.060 N/A GLY 269.A N LEU 309.A O no hydrogen 3.263 N/A ASN 270.A N LEU 309.A O no hydrogen 3.263 N/A ARG 271.A N ILE 246.A O no hydrogen 2.916 N/A ASN 275.A ND2 ARG 271.A O no hydrogen 2.703 N/A ALA 281.A N PHE 290.A O no hydrogen 3.097 N/A TYR 282.A N THR 226.A OG1 no hydrogen 2.840 N/A ASP 283.A N VAL 288.A O no hydrogen 2.888 N/A LYS 285.A N ASP 283.A OD1 no hydrogen 3.048 N/A LYS 285.A NZ ASP 367.A OD2 no hydrogen 3.468 N/A LYS 285.A NZ GLN 369.A OE1 no hydrogen 3.195 N/A THR 286.A N ASP 283.A OD2 no hydrogen 2.902 N/A THR 286.A OG1 ASP 283.A OD2 no hydrogen 2.774 N/A LYS 287.A N ASP 283.A O no hydrogen 2.820 N/A LYS 287.A NZ ASP 229.A OD2 no hydrogen 2.713 N/A LYS 287.A NZ PRO 284.A O no hydrogen 2.742 N/A ILE 289.A N TRP 302.A O no hydrogen 2.739 N/A PHE 290.A N ALA 281.A O no hydrogen 3.040 N/A PHE 291.A N SER 300.A O no hydrogen 2.716 N/A ALA 292.A N ALA 279.A O no hydrogen 3.088 N/A GLU 293.A N GLN 298.A O no hydrogen 3.312 N/A ALA 294.A N ASP 276.A O no hydrogen 3.082 N/A ASN 295.A ND2 ASP 210.A OD2 no hydrogen 2.654 N/A THR 296.A OG1 GLU 293.A OE1 no hydrogen 2.737 N/A LYS 297.A NZ ASN 295.A O no hydrogen 3.565 N/A GLN 298.A N THR 296.A OG1 no hydrogen 3.337 N/A GLN 298.A NE2 THR 319.A OG1 no hydrogen 2.778 N/A VAL 299.A N TYR 318.A O no hydrogen 3.074 N/A SER 300.A N PHE 291.A O no hydrogen 2.899 N/A SER 300.A OG GLU 293.A OE2 no hydrogen 2.884 N/A CYS 301.A N ASP 315.A O no hydrogen 2.879 N/A CYS 301.A SG ASP 315.A O no hydrogen 3.615 N/A TRP 302.A N ILE 289.A O no hydrogen 2.965 N/A TRP 302.A NE1 LYS 306.A O no hydrogen 3.299 N/A ASN 303.A ND2 CYS 377.A O no hydrogen 2.141 N/A THR 304.A N LYS 287.A O no hydrogen 2.824 N/A THR 304.A OG1 LYS 287.A O no hydrogen 2.748 N/A LYS 306.A N ASN 303.A O no hydrogen 3.214 N/A LYS 306.A NZ ASP 378.A O no hydrogen 3.333 N/A MET 307.A N GLN 305.A O no hydrogen 2.879 N/A LEU 309.A N LEU 268.A O no hydrogen 2.928 N/A ASN 313.A N ARG 310.A O no hydrogen 2.768 N/A THR 314.A N MET 311.A O no hydrogen 2.864 N/A THR 314.A OG1 MET 311.A O no hydrogen 2.957 N/A ASP 315.A N CYS 301.A O no hydrogen 3.125 N/A VAL 316.A N ASP 315.A OD2 no hydrogen 2.748 N/A VAL 317.A N VAL 299.A O no hydrogen 2.777 N/A SER 320.A N LYS 297.A O no hydrogen 3.253 N/A ARG 322.A N SER 320.A OG no hydrogen 3.192 N/A PHE 323.A N SER 320.A O no hydrogen 2.846 N/A GLY 326.A N GLU 293.A O no hydrogen 3.057 N/A THR 327.A N MET 340.A O no hydrogen 2.608 N/A THR 327.A OG1 THR 29.A O no hydrogen 2.686 N/A ILE 329.A N ASP 328.A OD2 no hydrogen 2.669 N/A SER 330.A N TRP 338.A O no hydrogen 2.997 N/A ASP 332.A N GLY 336.A O no hydrogen 2.779 N/A GLY 335.A N ASP 332.A O no hydrogen 3.339 N/A GLY 336.A N ASP 332.A OD1 no hydrogen 2.506 N/A LEU 337.A N ILE 365.A O no hydrogen 2.965 N/A TRP 338.A N SER 330.A O no hydrogen 2.983 N/A TRP 338.A NE1 ASP 332.A OD2 no hydrogen 3.199 N/A PHE 339.A N MET 363.A O no hydrogen 2.864 N/A MET 340.A N ASP 328.A O no hydrogen 2.918 N/A SER 341.A N ARG 361.A O no hydrogen 2.950 N/A ASN 342.A N PHE 325.A O no hydrogen 3.111 N/A ASN 342.A ND2 SER 28.A O no hydrogen 2.794 N/A GLY 343.A N VAL 324.A O no hydrogen 2.859 N/A PHE 344.A N ASN 342.A OD1 no hydrogen 2.839 N/A ILE 347.A N PRO 345.A O no hydrogen 2.837 N/A SER 350.A N ILE 347.A O no hydrogen 3.221 N/A SER 350.A OG PRO 345.A O no hydrogen 2.752 N/A SER 350.A OG ILE 347.A O no hydrogen 3.118 N/A LYS 352.A N LYS 349.A O no hydrogen 3.092 N/A PHE 353.A N SER 350.A O no hydrogen 3.161 N/A LYS 354.A N TYR 211.A OH no hydrogen 2.926 N/A TYR 355.A OH GLY 343.A O no hydrogen 2.766 N/A ARG 359.A NE ASN 342.A O no hydrogen 2.767 N/A ARG 359.A NH1 GLU 351.A O no hydrogen 3.029 N/A ARG 359.A NH2 GLY 343.A O no hydrogen 2.857 N/A ARG 359.A NH2 SER 350.A O no hydrogen 2.997 N/A TYR 360.A N TRP 8.A O no hydrogen 3.098 N/A ARG 361.A N SER 341.A O no hydrogen 3.046 N/A ARG 361.A NH1 PRO 358.A O no hydrogen 2.960 N/A LEU 362.A N TYR 6.A O no hydrogen 3.174 N/A MET 363.A N PHE 339.A O no hydrogen 2.990 N/A ARG 364.A N GLN 4.A O no hydrogen 2.964 N/A ARG 364.A NH2 GLN 4.A OE1 no hydrogen 2.906 N/A ILE 365.A N LEU 337.A O no hydrogen 2.742 N/A THR 368.A N GLY 335.A O no hydrogen 3.309 N/A THR 368.A OG1 ASP 283.A OD2 no hydrogen 3.078 N/A ALA 371.A N ASP 367.A O no hydrogen 3.037 N/A ILE 372.A N THR 368.A O no hydrogen 3.162 N/A ALA 373.A N GLN 369.A O no hydrogen 3.221 N/A THR 375.A N ILE 372.A O no hydrogen 3.013 N/A THR 375.A OG1 ILE 372.A O no hydrogen 2.345 N/A ALA 376.A N ASP 315.A OD1 no hydrogen 3.270 N/A CYS 377.A N THR 375.A OG1 no hydrogen 3.396 N/A ASP 378.A N THR 375.A O no hydrogen 2.797 N/A