Finding intermodel H-bonds Finding intramodel H-bonds Constraints relaxed by 0.4 angstroms and 20 degrees Models used: #0 7um0_C.cif H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist): SER 5.A N ASP 2.A O no hydrogen 3.358 N/A VAL 6.A N ASP 3.A O no hydrogen 3.482 N/A ILE 7.A N ILE 4.A O no hydrogen 2.872 N/A GLU 13.A N ASP 11.A O no hydrogen 2.784 N/A ALA 28.A N PRO 490.A O no hydrogen 2.927 N/A LYS 30.A NZ ASN 29.A OD1 no hydrogen 3.276 N/A LYS 30.A NZ ILE 495.A O no hydrogen 3.410 N/A THR 31.A OG1 ASP 32.A O no hydrogen 3.406 N/A ARG 35.A N ASP 32.A OD2 no hydrogen 2.963 N/A SER 36.A N ASP 32.A O no hydrogen 3.377 N/A SER 36.A OG GLU 22.A OE2 no hydrogen 3.031 N/A THR 37.A N GLY 33.A O no hydrogen 2.912 N/A MET 38.A N ARG 35.A O no hydrogen 3.290 N/A PHE 39.A N SER 36.A O no hydrogen 2.981 N/A CYS 40.A SG GLU 21.A OE1 no hydrogen 3.194 N/A CYS 40.A SG GLU 22.A OE1 no hydrogen 3.727 N/A CYS 40.A SG GLU 22.A OE2 no hydrogen 3.908 N/A SER 41.A OG MET 38.A O no hydrogen 2.886 N/A HIS 42.A N MET 38.A O no hydrogen 2.946 N/A LEU 43.A N PHE 39.A O no hydrogen 2.876 N/A ALA 44.A N CYS 40.A O no hydrogen 2.911 N/A GLN 45.A N SER 41.A O no hydrogen 2.945 N/A GLN 50.A NE2 THR 190.A O no hydrogen 3.200 N/A GLU 53.A N GLY 159.A O no hydrogen 3.056 N/A THR 59.A OG1 LEU 23.A O no hydrogen 3.082 N/A GLU 62.A N GLU 62.A OE1 no hydrogen 2.718 N/A GLY 66.A N GLU 62.A O no hydrogen 2.887 N/A LYS 67.A N ASN 63.A O no hydrogen 2.927 N/A TYR 68.A N GLN 64.A O no hydrogen 2.934 N/A SER 69.A N GLY 66.A O no hydrogen 3.370 N/A TYR 73.A OH LYS 67.A O no hydrogen 2.526 N/A LYS 75.A NZ TYR 73.A OH no hydrogen 2.979 N/A ALA 76.A N THR 142.A O no hydrogen 3.413 N/A SER 78.A OG GLU 101.A OE1 no hydrogen 2.846 N/A TYR 80.A N ILE 138.A O no hydrogen 3.221 N/A LYS 81.A N GLN 98.A O no hydrogen 2.828 N/A VAL 82.A N ASP 136.A O no hydrogen 3.320 N/A ILE 83.A N ILE 96.A O no hydrogen 3.124 N/A GLU 84.A N ILE 96.A O no hydrogen 2.969 N/A ILE 86.A N VAL 94.A O no hydrogen 2.883 N/A LYS 88.A N ASN 92.A O no hydrogen 3.295 N/A ASN 89.A N ASN 92.A O no hydrogen 3.199 N/A TYR 93.A OH ASP 130.A OD1 no hydrogen 3.333 N/A VAL 94.A N ILE 86.A O no hydrogen 2.974 N/A LEU 95.A N PHE 108.A O no hydrogen 2.900 N/A ILE 96.A N GLU 84.A O no hydrogen 2.863 N/A VAL 97.A N THR 106.A O no hydrogen 2.888 N/A GLN 98.A N LYS 81.A O no hydrogen 3.112 N/A ASP 99.A N GLU 104.A O no hydrogen 3.059 N/A THR 102.A OG1 ASP 99.A OD2 no hydrogen 2.846 N/A THR 102.A OG1 GLU 101.A OE2 no hydrogen 2.655 N/A THR 106.A N VAL 97.A O no hydrogen 2.913 N/A PHE 108.A N LEU 95.A O no hydrogen 2.910 N/A ARG 110.A N TYR 93.A O no hydrogen 2.938 N/A THR 117.A N TYR 120.A O no hydrogen 3.328 N/A ASP 125.A N LYS 146.A O no hydrogen 3.078 N/A SER 131.A N ASP 127.A O no hydrogen 3.371 N/A LEU 132.A N LYS 128.A O no hydrogen 3.227 N/A LEU 132.A N ILE 129.A O no hydrogen 3.149 N/A ILE 138.A N TYR 80.A O no hydrogen 3.502 N/A THR 142.A OG1 GLU 139.A O no hydrogen 2.960 N/A LEU 144.A N ARG 74.A O no hydrogen 3.157 N/A THR 148.A N ASN 147.A OD1 no hydrogen 2.846 N/A TYR 150.A OH GLY 66.A O no hydrogen 3.204 N/A ASP 151.A N ASN 155.A O no hydrogen 3.334 N/A TYR 158.A N TYR 528.A OH no hydrogen 3.097 N/A VAL 160.A N MET 529.A O no hydrogen 2.944 N/A LEU 162.A N ILE 527.A O no hydrogen 2.930 N/A ALA 164.A N GLY 525.A O no hydrogen 2.851 N/A ALA 165.A N ILE 400.A O no hydrogen 3.276 N/A PHE 167.A N LEU 402.A O no hydrogen 3.453 N/A TYR 169.A OH GLN 384.A O no hydrogen 3.339 N/A GLU 172.A N TYR 169.A O no hydrogen 2.849 N/A ILE 178.A N VAL 375.A O no hydrogen 2.901 N/A SER 181.A N ASP 399.A O no hydrogen 2.974 N/A SER 181.A OG ASP 382.A OD1 no hydrogen 2.537 N/A SER 183.A N SER 181.A OG no hydrogen 3.319 N/A ALA 185.A N SER 181.A O no hydrogen 3.202 N/A LYS 186.A N GLU 182.A O no hydrogen 2.900 N/A LYS 187.A N SER 183.A O no hydrogen 2.907 N/A LEU 188.A N ALA 184.A O no hydrogen 2.906 N/A SER 192.A N GLU 356.A O no hydrogen 2.953 N/A SER 192.A OG GLU 356.A O no hydrogen 3.100 N/A SER 192.A OG GLU 356.A OE1 no hydrogen 2.539 N/A ASN 194.A N ILE 354.A O no hydrogen 2.927 N/A VAL 196.A N PHE 352.A O no hydrogen 2.899 N/A VAL 200.A N PHE 348.A O no hydrogen 3.368 N/A LEU 207.A N SER 233.A O no hydrogen 3.413 N/A ASN 208.A ND2 TYR 210.A O no hydrogen 2.865 N/A LEU 209.A N LEU 207.A O no hydrogen 2.950 N/A TYR 210.A OH ILE 230.A O no hydrogen 3.033 N/A ASN 213.A N ASN 213.A OD1 no hydrogen 2.416 N/A GLU 214.A N GLU 214.A OE1 no hydrogen 2.711 N/A TYR 216.A OH LEU 206.A O no hydrogen 2.729 N/A LYS 217.A N ASN 215.A O no hydrogen 2.683 N/A ILE 230.A N LYS 227.A O no hydrogen 3.332 N/A ILE 231.A N PHE 259.A O no hydrogen 2.933 N/A THR 241.A N ASP 238.A OD2 no hydrogen 2.720 N/A THR 241.A OG1 ASP 238.A OD2 no hydrogen 2.499 N/A GLU 245.A N ALA 242.A O no hydrogen 3.364 N/A LEU 246.A N ALA 242.A O no hydrogen 3.336 N/A ARG 253.A N ASP 256.A OD2 no hydrogen 3.030 N/A THR 257.A N ARG 234.A O no hydrogen 3.391 N/A PHE 259.A N ALA 232.A O no hydrogen 2.968 N/A PHE 260.A N HIS 563.A O no hydrogen 3.164 N/A LYS 264.A N LEU 355.A O no hydrogen 2.600 N/A VAL 266.A N THR 353.A O no hydrogen 3.063 N/A GLU 269.A N GLU 351.A O no hydrogen 3.313 N/A PHE 271.A N ILE 349.A O no hydrogen 3.016 N/A ASN 273.A ND2 TYR 338.A O no hydrogen 3.353 N/A ASN 273.A ND2 PHE 345.A O no hydrogen 2.922 N/A LEU 279.A N PRO 275.A O no hydrogen 3.323 N/A LYS 280.A N GLU 276.A O no hydrogen 2.913 N/A TYR 290.A N GLU 286.A O no hydrogen 3.198 N/A TYR 291.A N GLN 287.A O no hydrogen 3.129 N/A ILE 292.A N VAL 288.A O no hydrogen 2.944 N/A LYS 294.A N TYR 290.A O no hydrogen 3.080 N/A GLN 295.A N TYR 291.A O no hydrogen 2.782 N/A GLN 295.A NE2 GLU 269.A OE1 no hydrogen 2.820 N/A LYS 296.A N ILE 292.A O no hydrogen 2.867 N/A GLU 297.A N ASN 293.A O no hydrogen 2.929 N/A PHE 298.A N LYS 294.A O no hydrogen 3.159 N/A SER 299.A N GLN 295.A O no hydrogen 3.270 N/A SER 299.A OG CYS 328.A O no hydrogen 2.534 N/A ASN 300.A N LYS 296.A O no hydrogen 2.946 N/A ASN 301.A N GLU 297.A O no hydrogen 2.972 N/A VAL 302.A N PHE 298.A O no hydrogen 3.330 N/A TYR 303.A N SER 299.A O no hydrogen 3.217 N/A GLN 304.A N ASN 300.A O no hydrogen 3.091 N/A GLN 304.A N ASN 301.A O no hydrogen 2.956 N/A LYS 305.A N VAL 302.A O no hydrogen 2.961 N/A LEU 306.A N VAL 302.A O no hydrogen 3.326 N/A LYS 307.A NZ TYR 303.A OH no hydrogen 3.450 N/A ILE 309.A N LEU 306.A O no hydrogen 2.943 N/A GLY 312.A N ILE 309.A O no hydrogen 3.388 N/A SER 318.A N TYR 105.A O no hydrogen 3.339 N/A SER 318.A OG TYR 105.A O no hydrogen 2.791 N/A LEU 322.A N SER 318.A O no hydrogen 3.194 N/A HIS 323.A N ASP 319.A O no hydrogen 2.923 N/A PHE 324.A N LYS 320.A O no hydrogen 2.927 N/A TYR 325.A N LEU 321.A O no hydrogen 2.884 N/A ASN 326.A N LEU 322.A O no hydrogen 2.938 N/A ASN 327.A N HIS 323.A O no hydrogen 2.924 N/A CYS 328.A N PHE 324.A O no hydrogen 2.905 N/A CYS 328.A SG SER 299.A OG no hydrogen 3.307 N/A LYS 329.A N TYR 325.A O no hydrogen 2.907 N/A MET 330.A N ASN 326.A O no hydrogen 2.951 N/A MET 330.A N ASN 327.A O no hydrogen 3.353 N/A ASP 333.A N MET 330.A O no hydrogen 3.460 N/A ASN 335.A N GLU 334.A OE2 no hydrogen 3.253 N/A SER 337.A OG ASN 273.A OD1 no hydrogen 3.305 N/A SER 337.A OG TYR 338.A O no hydrogen 3.544 N/A TYR 338.A N ASN 273.A OD1 no hydrogen 3.175 N/A THR 339.A OG1 SER 343.A O no hydrogen 2.578 N/A TYR 340.A N SER 343.A O no hydrogen 2.714 N/A SER 343.A N TYR 340.A O no hydrogen 2.969 N/A SER 343.A OG TYR 340.A O no hydrogen 2.601 N/A LYS 344.A NZ SER 337.A OG no hydrogen 2.998 N/A ILE 349.A N PHE 271.A O no hydrogen 2.970 N/A GLU 351.A N GLU 269.A O no hydrogen 2.744 N/A PHE 352.A N VAL 196.A O no hydrogen 2.973 N/A THR 353.A N ASP 267.A O no hydrogen 2.929 N/A ILE 354.A N ASN 194.A O no hydrogen 2.898 N/A LEU 355.A N LYS 264.A O no hydrogen 2.868 N/A GLU 356.A N SER 192.A O no hydrogen 2.785 N/A GLU 358.A N THR 190.A O no hydrogen 3.255 N/A GLY 363.A N ILE 376.A O no hydrogen 3.419 N/A SER 364.A N ASN 361.A O no hydrogen 3.415 N/A SER 364.A OG GLU 535.A OE2 no hydrogen 3.485 N/A THR 367.A N VAL 530.A O no hydrogen 3.269 N/A THR 367.A OG1 GLY 368.A O no hydrogen 3.119 N/A GLY 368.A N ASN 372.A OD1 no hydrogen 2.957 N/A ARG 369.A NH1 VAL 57.A O no hydrogen 3.014 N/A ARG 369.A NH2 VAL 57.A O no hydrogen 2.975 N/A TYR 370.A OH GLU 418.A OE1 no hydrogen 2.613 N/A GLY 374.A N ILE 366.A O no hydrogen 3.361 N/A ILE 376.A N SER 364.A O no hydrogen 2.879 N/A SER 377.A N ILE 178.A O no hydrogen 3.043 N/A SER 377.A OG ILE 178.A O no hydrogen 3.558 N/A LYS 378.A NZ GLU 172.A OE2 no hydrogen 2.886 N/A LEU 380.A N ILE 180.A O no hydrogen 3.278 N/A GLN 384.A N PRO 381.A O no hydrogen 3.216 N/A THR 387.A OG1 VAL 388.A O no hydrogen 3.464 N/A GLY 395.A N VAL 388.A O no hydrogen 3.302 N/A LYS 397.A NZ ASP 382.A OD2 no hydrogen 3.212 N/A ASP 399.A N ASN 163.A O no hydrogen 2.936 N/A ILE 400.A N ASN 163.A O no hydrogen 3.329 N/A CYS 401.A N VAL 179.A O no hydrogen 3.413 N/A LEU 402.A N ALA 165.A O no hydrogen 3.292 N/A ASN 403.A ND2 GLU 175.A O no hydrogen 2.445 N/A LEU 405.A N ASN 403.A OD1 no hydrogen 3.174 N/A LEU 411.A N PHE 408.A O no hydrogen 3.227 N/A GLU 418.A N SER 414.A O no hydrogen 2.967 N/A GLN 419.A N GLN 415.A O no hydrogen 2.930 N/A GLU 420.A N LEU 416.A O no hydrogen 2.906 N/A LEU 421.A N ILE 417.A O no hydrogen 2.917 N/A ASN 422.A N GLU 418.A O no hydrogen 2.965 N/A ASN 422.A ND2 GLU 526.A O no hydrogen 2.242 N/A TRP 423.A N GLN 419.A O no hydrogen 2.906 N/A ILE 424.A N GLU 420.A O no hydrogen 2.926 N/A ALA 425.A N LEU 421.A O no hydrogen 2.918 N/A LYS 426.A N ASN 422.A O no hydrogen 2.914 N/A LYS 426.A NZ GLU 526.A OE1 no hydrogen 2.455 N/A PHE 427.A N TRP 423.A O no hydrogen 2.973 N/A ILE 428.A N ILE 424.A O no hydrogen 2.941 N/A ARG 429.A N ALA 425.A O no hydrogen 2.879 N/A LYS 430.A N LYS 426.A O no hydrogen 2.957 N/A ASP 431.A N PHE 427.A O no hydrogen 2.958 N/A MET 432.A N ILE 428.A O no hydrogen 2.922 N/A GLU 433.A N ARG 429.A O no hydrogen 2.890 N/A GLU 434.A N LYS 430.A O no hydrogen 2.954 N/A SER 437.A N GLU 440.A OE1 no hydrogen 2.794 N/A SER 437.A OG GLU 440.A OE1 no hydrogen 3.126 N/A SER 437.A OG GLU 440.A OE2 no hydrogen 2.653 N/A GLU 440.A N SER 437.A O no hydrogen 3.321 N/A LYS 441.A N SER 437.A O no hydrogen 2.909 N/A SER 443.A OG GLU 440.A O no hydrogen 2.425 N/A ILE 444.A N GLU 440.A O no hydrogen 3.390 N/A LEU 445.A N LYS 441.A O no hydrogen 3.342 N/A LEU 446.A N VAL 442.A O no hydrogen 2.804 N/A ASP 447.A N SER 443.A O no hydrogen 3.105 N/A LEU 449.A N LEU 445.A O no hydrogen 3.100 N/A ASN 450.A N ASP 447.A O no hydrogen 2.933 N/A ARG 451.A N PHE 448.A O no hydrogen 3.453 N/A ARG 451.A NH2 ASP 447.A OD1 no hydrogen 3.423 N/A ASN 453.A ND2 CYS 487.A O no hydrogen 3.044 N/A LYS 454.A NZ ASN 450.A O no hydrogen 3.449 N/A GLU 456.A N ASN 453.A O no hydrogen 3.197 N/A THR 457.A OG1 LYS 454.A O no hydrogen 3.157 N/A MET 460.A N GLU 456.A O no hydrogen 2.898 N/A GLU 461.A N THR 457.A O no hydrogen 2.901 N/A GLU 462.A N GLU 458.A O no hydrogen 2.924 N/A PHE 463.A N LEU 459.A O no hydrogen 2.896 N/A ILE 464.A N MET 460.A O no hydrogen 2.917 N/A ASN 465.A N GLU 461.A O no hydrogen 2.942 N/A ASN 465.A ND2 GLU 461.A OE2 no hydrogen 3.001 N/A SER 466.A N GLU 462.A O no hydrogen 2.933 N/A SER 466.A N PHE 463.A O no hydrogen 3.282 N/A ASN 468.A N ASN 468.A OD1 no hydrogen 2.570 N/A LEU 472.A N ASN 468.A O no hydrogen 3.058 N/A GLU 473.A N LYS 469.A O no hydrogen 2.902 N/A GLU 474.A N THR 470.A O no hydrogen 2.932 N/A PHE 475.A N GLU 471.A O no hydrogen 2.874 N/A LEU 476.A N LEU 472.A O no hydrogen 2.903 N/A ASN 477.A N GLU 473.A O no hydrogen 2.918 N/A ASP 478.A N GLU 474.A O no hydrogen 2.910 N/A ILE 479.A N PHE 475.A O no hydrogen 2.905 N/A ILE 480.A N LEU 476.A O no hydrogen 2.904 N/A GLU 481.A N ASN 477.A O no hydrogen 2.939 N/A ASN 482.A N ASP 478.A O no hydrogen 2.976 N/A LYS 489.A N GLY 493.A O no hydrogen 3.026 N/A ASN 494.A ND2 ASN 27.A OD1 no hydrogen 2.767 N/A TRP 501.A N LEU 497.A O no hydrogen 2.902 N/A GLU 502.A N ASP 498.A O no hydrogen 2.915 N/A LEU 503.A N GLU 499.A O no hydrogen 2.889 N/A TYR 504.A N LEU 500.A O no hydrogen 2.907 N/A ASN 505.A N TRP 501.A O no hydrogen 2.923 N/A HIS 506.A N GLU 502.A O no hydrogen 2.918 N/A TYR 507.A N LEU 503.A O no hydrogen 3.495 N/A ASP 508.A N ASP 508.A OD1 no hydrogen 2.470 N/A PHE 513.A N LEU 522.A O no hydrogen 2.921 N/A LYS 514.A NZ CYS 515.A O no hydrogen 2.546 N/A SER 519.A OG SER 519.A O no hydrogen 2.540 N/A THR 520.A OG1 SER 519.A O no hydrogen 2.922 N/A LEU 522.A N PHE 513.A O no hydrogen 2.977 N/A GLY 525.A N ALA 164.A O no hydrogen 2.928 N/A ILE 527.A N LEU 162.A O no hydrogen 2.913 N/A TYR 528.A OH GLU 53.A O no hydrogen 3.246 N/A MET 529.A N VAL 160.A O no hydrogen 2.893 N/A VAL 530.A N THR 367.A O no hydrogen 3.094 N/A SER 538.A OG GLU 535.A O no hydrogen 2.904 N/A PHE 540.A N PRO 536.A O no hydrogen 3.268 N/A SER 541.A OG SER 568.A O no hydrogen 2.705 N/A SER 541.A OG THR 570.A O no hydrogen 3.150 N/A ARG 543.A NE SER 546.A OG no hydrogen 2.842 N/A ARG 543.A NH1 SER 546.A OG no hydrogen 2.476 N/A ARG 543.A NH1 PHE 547.A O no hydrogen 3.319 N/A THR 545.A OG1 SER 544.A O no hydrogen 2.620 N/A SER 546.A OG PHE 547.A O no hydrogen 3.225 N/A ASN 549.A N LEU 553.A O no hydrogen 2.809 N/A LEU 550.A N ASN 549.A OD1 no hydrogen 2.595 N/A LYS 556.A NZ SER 557.A O no hydrogen 2.441 N/A ASN 559.A ND2 LYS 558.A O no hydrogen 2.740 N/A GLU 562.A N ASN 559.A O no hydrogen 3.208 N/A HIS 563.A N PHE 560.A O no hydrogen 3.190 N/A LYS 564.A N ASN 559.A O no hydrogen 3.061 N/A LYS 564.A NZ GLU 562.A OE1 no hydrogen 2.942 N/A LEU 566.A N ASP 565.A OD1 no hydrogen 2.902 N/A SER 568.A OG PHE 540.A O no hydrogen 3.336 N/A THR 570.A N SER 568.A O no hydrogen 2.607 N/A THR 570.A OG1 SER 568.A O no hydrogen 3.437 N/A SER 580.A OG MET 577.A O no hydrogen 2.682 N/A ASN 581.A N MET 577.A O no hydrogen 2.898 N/A LEU 582.A N GLU 578.A O no hydrogen 2.911 N/A SER 583.A N ILE 579.A O no hydrogen 2.868 N/A LEU 584.A N ASN 581.A O no hydrogen 3.229 N/A THR 585.A OG1 LEU 582.A O no hydrogen 2.897 N/A MET 592.A N MET 588.A O no hydrogen 2.943 N/A ASP 593.A N GLY 589.A O no hydrogen 2.890 N/A MET 594.A N SER 590.A O no hydrogen 2.905 N/A LEU 595.A N ILE 591.A O no hydrogen 2.951 N/A ASN 596.A N MET 592.A O no hydrogen 2.917 N/A SER 597.A N ASP 593.A O no hydrogen 2.907 N/A TYR 598.A N MET 594.A O no hydrogen 2.918 N/A TYR 598.A N LEU 595.A O no hydrogen 3.251 N/A SER 599.A N LEU 595.A O no hydrogen 2.977 N/A ASN 600.A N ASN 596.A O no hydrogen 3.376 N/A ASN 600.A ND2 ASN 596.A OD1 no hydrogen 3.356 N/A ASN 601.A N ASN 596.A O no hydrogen 2.918 N/A ASN 604.A ND2 SER 625.A O no hydrogen 3.604 N/A ARG 605.A N ASN 601.A O no hydrogen 3.001 N/A ARG 606.A N GLU 602.A O no hydrogen 2.920 N/A GLU 607.A N THR 603.A O no hydrogen 2.901 N/A LEU 608.A N ASN 604.A O no hydrogen 2.888 N/A ILE 609.A N ARG 605.A O no hydrogen 2.926 N/A MET 610.A N ARG 606.A O no hydrogen 2.949 N/A GLN 611.A N GLU 607.A O no hydrogen 2.901 N/A LEU 612.A N LEU 608.A O no hydrogen 2.886 N/A LEU 613.A N ILE 609.A O no hydrogen 2.929 N/A THR 614.A N MET 610.A O no hydrogen 2.947 N/A ASN 616.A ND2 ASP 619.A O no hydrogen 3.393 N/A SER 632.A OG SER 629.A OG no hydrogen 3.114 N/A LYS 633.A N SER 629.A O no hydrogen 3.477 N/A ILE 634.A N GLY 630.A O no hydrogen 2.920 N/A LEU 635.A N THR 631.A O no hydrogen 2.916 N/A LYS 636.A N SER 632.A O no hydrogen 2.899 N/A LYS 636.A NZ GLU 628.A OE1 no hydrogen 3.510 N/A SER 637.A N LYS 633.A O no hydrogen 2.918 N/A LEU 638.A N ILE 634.A O no hydrogen 2.954 N/A PHE 639.A N LEU 635.A O no hydrogen 2.904 N/A THR 640.A N LYS 636.A O no hydrogen 2.907 N/A CYS 641.A N SER 637.A O no hydrogen 2.916 N/A LEU 642.A N LEU 638.A O no hydrogen 2.943 N/A GLY 643.A N PHE 639.A O no hydrogen 2.759 N/A LEU 644.A N PHE 639.A O no hydrogen 3.054 N/A SER 645.A OG ASP 647.A OD1 no hydrogen 3.079 N/A