HEADER HYDROLASE 31-DEC-69 5LN3 TITLE The human 26S Proteasome at 6.8 Ang. COMPND MOL_ID: 27; COMPND 2 MOLECULE: 26S proteasome non-ATPase regulatory subunit 3; COMPND 3 CHAIN: S; EXPDTA ELECTRON MICROSCOPY DBREF 5LN3 S 1 534 UNP O43242 PSMD3_HUMAN 1 534 SEQRES 1 S 26 SER THR ARG GLU PRO GLN LEU ALA PHE HIS GLN ARG ILE SEQRES 2 S 26 SER PHE CYS LEU ASP ILE HIS ASN MET SER VAL LYS ALA ATOM 1 N SER S 468 154.663 400.674 322.212 1.00 0.00 ATOM 2 CA SER S 468 154.407 400.783 323.644 1.00 0.00 ATOM 3 C SER S 468 153.007 401.153 323.680 1.00 0.00 ATOM 4 O SER S 468 152.464 401.458 324.748 1.00 0.00 ATOM 5 CB SER S 468 155.297 401.822 324.440 1.00 0.00 ATOM 6 OG SER S 468 156.655 401.662 324.277 1.00 0.00 ATOM 7 N THR S 469 152.306 400.984 322.587 1.00 0.00 ATOM 8 CA THR S 469 150.898 401.382 322.538 1.00 0.00 ATOM 9 C THR S 469 150.376 400.599 321.337 1.00 0.00 ATOM 10 O THR S 469 151.269 400.112 320.626 1.00 0.00 ATOM 11 CB THR S 469 150.792 402.884 322.336 1.00 0.00 ATOM 12 OG1 THR S 469 149.472 403.341 322.105 1.00 0.00 ATOM 13 CG2 THR S 469 151.836 403.365 321.291 1.00 0.00 ATOM 14 N ARG S 470 149.076 400.656 321.076 1.00 0.00 ATOM 15 CA ARG S 470 148.348 399.897 320.082 1.00 0.00 ATOM 16 C ARG S 470 148.768 399.889 318.584 1.00 0.00 ATOM 17 O ARG S 470 148.178 399.107 317.913 1.00 0.00 ATOM 18 CB ARG S 470 146.838 400.324 320.105 1.00 0.00 ATOM 19 CG ARG S 470 146.504 401.780 320.498 1.00 0.00 ATOM 20 CD ARG S 470 145.151 402.342 320.055 1.00 0.00 ATOM 21 NE ARG S 470 145.217 402.454 318.585 1.00 0.00 ATOM 22 CZ ARG S 470 144.404 403.345 317.969 1.00 0.00 ATOM 23 NH1 ARG S 470 143.515 404.091 318.654 1.00 0.00 ATOM 24 NH2 ARG S 470 144.491 403.673 316.651 1.00 0.00 ATOM 25 N GLU S 471 149.588 400.816 318.144 1.00 0.00 ATOM 26 CA GLU S 471 149.923 400.907 316.722 1.00 0.00 ATOM 27 C GLU S 471 150.487 399.551 316.200 1.00 0.00 ATOM 28 O GLU S 471 149.969 399.023 315.230 1.00 0.00 ATOM 29 CB GLU S 471 150.917 402.082 316.406 1.00 0.00 ATOM 30 CG GLU S 471 150.865 402.539 314.842 1.00 0.00 ATOM 31 CD GLU S 471 149.415 403.021 314.566 1.00 0.00 ATOM 32 OE1 GLU S 471 148.857 403.817 315.391 1.00 0.00 ATOM 33 OE2 GLU S 471 148.984 402.704 313.443 1.00 0.00 ATOM 34 N PRO S 472 151.383 398.849 316.830 1.00 0.00 ATOM 35 CA PRO S 472 151.637 397.486 316.475 1.00 0.00 ATOM 36 C PRO S 472 150.563 396.485 316.660 1.00 0.00 ATOM 37 O PRO S 472 150.490 395.499 315.967 1.00 0.00 ATOM 38 CB PRO S 472 152.739 397.143 317.463 1.00 0.00 ATOM 39 CG PRO S 472 152.776 398.256 318.531 1.00 0.00 ATOM 40 CD PRO S 472 152.422 399.455 317.709 1.00 0.00 ATOM 41 N GLN S 473 149.612 396.719 317.565 1.00 0.00 ATOM 42 CA GLN S 473 148.534 395.783 317.759 1.00 0.00 ATOM 43 C GLN S 473 147.651 395.676 316.502 1.00 0.00 ATOM 44 O GLN S 473 147.360 394.521 316.035 1.00 0.00 ATOM 45 CB GLN S 473 147.564 396.213 318.896 1.00 0.00 ATOM 46 CG GLN S 473 146.346 395.207 319.025 1.00 0.00 ATOM 47 CD GLN S 473 146.674 393.683 319.110 1.00 0.00 ATOM 48 OE1 GLN S 473 147.776 393.198 319.118 1.00 0.00 ATOM 49 NE2 GLN S 473 145.526 392.906 319.385 1.00 0.00 ATOM 50 N LEU S 474 147.332 396.833 315.825 1.00 0.00 ATOM 51 CA LEU S 474 146.587 396.967 314.643 1.00 0.00 ATOM 52 C LEU S 474 147.416 396.235 313.612 1.00 0.00 ATOM 53 O LEU S 474 146.808 395.501 312.871 1.00 0.00 ATOM 54 CB LEU S 474 146.387 398.382 314.027 1.00 0.00 ATOM 55 CG LEU S 474 145.739 399.380 314.921 1.00 0.00 ATOM 56 CD1 LEU S 474 145.637 400.763 314.143 1.00 0.00 ATOM 57 CD2 LEU S 474 144.488 399.107 315.797 1.00 0.00 ATOM 58 N ALA S 475 148.720 396.425 313.614 1.00 0.00 ATOM 59 CA ALA S 475 149.545 395.841 312.554 1.00 0.00 ATOM 60 C ALA S 475 149.479 394.301 312.603 1.00 0.00 ATOM 61 O ALA S 475 149.439 393.697 311.563 1.00 0.00 ATOM 62 CB ALA S 475 151.043 396.080 312.723 1.00 0.00 ATOM 63 N PHE S 476 149.519 393.678 313.836 1.00 0.00 ATOM 64 CA PHE S 476 149.648 392.282 313.879 1.00 0.00 ATOM 65 C PHE S 476 148.410 391.663 313.262 1.00 0.00 ATOM 66 O PHE S 476 148.523 390.657 312.582 1.00 0.00 ATOM 67 CB PHE S 476 149.847 391.698 315.321 1.00 0.00 ATOM 68 CG PHE S 476 151.043 392.219 316.044 1.00 0.00 ATOM 69 CD1 PHE S 476 152.239 392.296 315.385 1.00 0.00 ATOM 70 CD2 PHE S 476 150.936 392.799 317.346 1.00 0.00 ATOM 71 CE1 PHE S 476 153.334 392.753 316.029 1.00 0.00 ATOM 72 CE2 PHE S 476 152.069 393.158 318.043 1.00 0.00 ATOM 73 CZ PHE S 476 153.289 393.094 317.397 1.00 0.00 ATOM 74 N HIS S 477 147.273 392.222 313.636 1.00 0.00 ATOM 75 CA HIS S 477 145.915 391.808 313.319 1.00 0.00 ATOM 76 C HIS S 477 145.766 391.852 311.809 1.00 0.00 ATOM 77 O HIS S 477 145.374 390.891 311.206 1.00 0.00 ATOM 78 CB HIS S 477 144.724 392.700 313.864 1.00 0.00 ATOM 79 CG HIS S 477 143.334 392.175 313.544 1.00 0.00 ATOM 80 ND1 HIS S 477 142.945 390.856 313.636 1.00 0.00 ATOM 81 CD2 HIS S 477 142.158 392.801 313.243 1.00 0.00 ATOM 82 CE1 HIS S 477 141.638 390.745 313.506 1.00 0.00 ATOM 83 NE2 HIS S 477 141.097 391.914 313.251 1.00 0.00 ATOM 84 N GLN S 478 146.208 393.010 311.143 1.00 0.00 ATOM 85 CA GLN S 478 146.094 393.193 309.724 1.00 0.00 ATOM 86 C GLN S 478 146.964 392.205 308.922 1.00 0.00 ATOM 87 O GLN S 478 146.474 391.472 308.046 1.00 0.00 ATOM 88 CB GLN S 478 146.704 394.604 309.459 1.00 0.00 ATOM 89 CG GLN S 478 146.734 395.129 307.970 1.00 0.00 ATOM 90 CD GLN S 478 145.347 395.322 307.424 1.00 0.00 ATOM 91 OE1 GLN S 478 145.042 396.473 307.081 1.00 0.00 ATOM 92 NE2 GLN S 478 144.554 394.248 307.337 1.00 0.00 ATOM 93 N ARG S 479 148.204 392.055 309.427 1.00 0.00 ATOM 94 CA ARG S 479 149.143 391.070 308.823 1.00 0.00 ATOM 95 C ARG S 479 148.814 389.610 308.880 1.00 0.00 ATOM 96 O ARG S 479 149.081 388.936 307.904 1.00 0.00 ATOM 97 CB ARG S 479 150.566 391.171 309.229 1.00 0.00 ATOM 98 CG ARG S 479 151.127 392.568 308.883 1.00 0.00 ATOM 99 CD ARG S 479 152.658 392.786 309.166 1.00 0.00 ATOM 100 NE ARG S 479 153.408 391.635 308.530 1.00 0.00 ATOM 101 CZ ARG S 479 154.756 391.530 308.375 1.00 0.00 ATOM 102 NH1 ARG S 479 155.682 392.516 308.463 1.00 0.00 ATOM 103 NH2 ARG S 479 155.343 390.258 308.093 1.00 0.00 ATOM 104 N ILE S 480 148.204 389.158 310.101 1.00 0.00 ATOM 105 CA ILE S 480 147.819 387.772 310.235 1.00 0.00 ATOM 106 C ILE S 480 146.762 387.387 309.224 1.00 0.00 ATOM 107 O ILE S 480 146.740 386.283 308.679 1.00 0.00 ATOM 108 CB ILE S 480 147.412 387.260 311.616 1.00 0.00 ATOM 109 CG1 ILE S 480 146.191 387.948 312.229 1.00 0.00 ATOM 110 CG2 ILE S 480 148.709 387.359 312.461 1.00 0.00 ATOM 111 CD1 ILE S 480 145.784 387.600 313.677 1.00 0.00 ATOM 112 N SER S 481 145.840 388.301 308.966 1.00 0.00 ATOM 113 CA SER S 481 144.757 388.153 308.144 1.00 0.00 ATOM 114 C SER S 481 145.156 387.842 306.725 1.00 0.00 ATOM 115 O SER S 481 144.634 386.899 306.118 1.00 0.00 ATOM 116 CB SER S 481 143.887 389.432 308.039 1.00 0.00 ATOM 117 OG SER S 481 143.465 389.860 309.314 1.00 0.00 ATOM 118 N PHE S 482 146.204 388.464 306.199 1.00 0.00 ATOM 119 CA PHE S 482 146.579 388.196 304.827 1.00 0.00 ATOM 120 C PHE S 482 147.043 386.722 304.555 1.00 0.00 ATOM 121 O PHE S 482 146.667 386.003 303.638 1.00 0.00 ATOM 122 CB PHE S 482 147.834 389.011 304.534 1.00 0.00 ATOM 123 CG PHE S 482 147.590 390.514 304.631 1.00 0.00 ATOM 124 CD1 PHE S 482 146.393 391.129 304.176 1.00 0.00 ATOM 125 CD2 PHE S 482 148.568 391.348 305.253 1.00 0.00 ATOM 126 CE1 PHE S 482 146.102 392.478 304.187 1.00 0.00 ATOM 127 CE2 PHE S 482 148.261 392.716 305.310 1.00 0.00 ATOM 128 CZ PHE S 482 147.031 393.278 304.769 1.00 0.00 ATOM 129 N CYS S 483 147.885 386.287 305.501 1.00 0.00 ATOM 130 CA CYS S 483 148.382 384.954 305.471 1.00 0.00 ATOM 131 C CYS S 483 147.300 383.915 305.649 1.00 0.00 ATOM 132 O CYS S 483 147.276 382.876 304.926 1.00 0.00 ATOM 133 CB CYS S 483 149.429 384.736 306.628 1.00 0.00 ATOM 134 SG CYS S 483 150.846 385.829 306.532 1.00 0.00 ATOM 135 N LEU S 484 146.352 384.217 306.605 1.00 0.00 ATOM 136 CA LEU S 484 145.340 383.352 306.896 1.00 0.00 ATOM 137 C LEU S 484 144.396 383.107 305.694 1.00 0.00 ATOM 138 O LEU S 484 144.045 381.943 305.623 1.00 0.00 ATOM 139 CB LEU S 484 144.590 383.738 308.149 1.00 0.00 ATOM 140 CG LEU S 484 143.656 382.636 308.675 1.00 0.00 ATOM 141 CD1 LEU S 484 144.418 381.405 309.142 1.00 0.00 ATOM 142 CD2 LEU S 484 142.812 383.226 309.814 1.00 0.00 ATOM 143 N ASP S 485 144.022 384.134 304.840 1.00 0.00 ATOM 144 CA ASP S 485 143.109 383.891 303.761 1.00 0.00 ATOM 145 C ASP S 485 143.691 382.909 302.815 1.00 0.00 ATOM 146 O ASP S 485 143.081 381.927 302.385 1.00 0.00 ATOM 147 CB ASP S 485 142.829 385.201 302.993 1.00 0.00 ATOM 148 CG ASP S 485 142.176 386.217 303.970 1.00 0.00 ATOM 149 OD1 ASP S 485 142.752 387.337 303.971 1.00 0.00 ATOM 150 OD2 ASP S 485 141.169 385.875 304.661 1.00 0.00 ATOM 151 N ILE S 486 145.023 383.107 302.442 1.00 0.00 ATOM 152 CA ILE S 486 145.680 382.164 301.479 1.00 0.00 ATOM 153 C ILE S 486 145.778 380.750 302.110 1.00 0.00 ATOM 154 O ILE S 486 145.569 379.751 301.440 1.00 0.00 ATOM 155 CB ILE S 486 146.956 382.751 300.879 1.00 0.00 ATOM 156 CG1 ILE S 486 147.794 381.721 300.090 1.00 0.00 ATOM 157 CG2 ILE S 486 147.870 383.122 302.030 1.00 0.00 ATOM 158 CD1 ILE S 486 147.080 380.926 299.035 1.00 0.00 ATOM 159 N HIS S 487 146.011 380.613 303.450 1.00 0.00 ATOM 160 CA HIS S 487 146.123 379.321 304.142 1.00 0.00 ATOM 161 C HIS S 487 144.791 378.453 304.051 1.00 0.00 ATOM 162 O HIS S 487 144.782 377.336 303.714 1.00 0.00 ATOM 163 CB HIS S 487 146.408 379.541 305.656 1.00 0.00 ATOM 164 CG HIS S 487 146.712 378.459 306.647 1.00 0.00 ATOM 165 ND1 HIS S 487 145.939 377.342 306.981 1.00 0.00 ATOM 166 CD2 HIS S 487 147.756 378.343 307.462 1.00 0.00 ATOM 167 CE1 HIS S 487 146.540 376.721 308.027 1.00 0.00 ATOM 168 NE2 HIS S 487 147.635 377.279 308.353 1.00 0.00 ATOM 169 N ASN S 488 143.630 379.106 304.230 1.00 0.00 ATOM 170 CA ASN S 488 142.343 378.608 303.958 1.00 0.00 ATOM 171 C ASN S 488 142.162 378.225 302.508 1.00 0.00 ATOM 172 O ASN S 488 141.524 377.232 302.138 1.00 0.00 ATOM 173 CB ASN S 488 141.356 379.739 304.165 1.00 0.00 ATOM 174 CG ASN S 488 141.224 380.085 305.658 1.00 0.00 ATOM 175 OD1 ASN S 488 141.447 381.233 306.058 1.00 0.00 ATOM 176 ND2 ASN S 488 140.700 379.107 306.469 1.00 0.00 ATOM 177 N MET S 489 142.706 379.109 301.641 1.00 0.00 ATOM 178 CA MET S 489 142.626 378.968 300.167 1.00 0.00 ATOM 179 C MET S 489 143.345 377.759 299.643 1.00 0.00 ATOM 180 O MET S 489 142.795 377.158 298.752 1.00 0.00 ATOM 181 CB MET S 489 143.090 380.214 299.344 1.00 0.00 ATOM 182 CG MET S 489 142.818 380.076 297.806 1.00 0.00 ATOM 183 SD MET S 489 143.233 381.610 296.876 1.00 0.00 ATOM 184 CE MET S 489 142.749 380.878 295.325 1.00 0.00 ATOM 185 N SER S 490 144.531 377.399 300.175 1.00 0.00 ATOM 186 CA SER S 490 145.345 376.299 299.644 1.00 0.00 ATOM 187 C SER S 490 144.581 374.991 299.781 1.00 0.00 ATOM 188 O SER S 490 144.630 374.116 298.877 1.00 0.00 ATOM 189 CB SER S 490 146.746 376.320 300.365 1.00 0.00 ATOM 190 OG SER S 490 146.782 376.024 301.715 1.00 0.00 ATOM 191 N VAL S 491 143.833 374.930 300.919 1.00 0.00 ATOM 192 CA VAL S 491 143.027 373.833 301.349 1.00 0.00 ATOM 193 C VAL S 491 141.846 373.651 300.394 1.00 0.00 ATOM 194 O VAL S 491 141.433 372.495 300.156 1.00 0.00 ATOM 195 CB VAL S 491 142.417 374.083 302.758 1.00 0.00 ATOM 196 CG1 VAL S 491 141.478 372.851 303.155 1.00 0.00 ATOM 197 CG2 VAL S 491 143.577 374.131 303.817 1.00 0.00 ATOM 198 N LYS S 492 141.312 374.723 299.818 1.00 0.00 ATOM 199 CA LYS S 492 140.154 374.802 299.025 1.00 0.00 ATOM 200 C LYS S 492 140.126 373.828 297.878 1.00 0.00 ATOM 201 O LYS S 492 139.186 373.097 297.711 1.00 0.00 ATOM 202 CB LYS S 492 139.795 376.159 298.302 1.00 0.00 ATOM 203 CG LYS S 492 139.396 377.202 299.339 1.00 0.00 ATOM 204 CD LYS S 492 137.948 377.071 299.804 1.00 0.00 ATOM 205 CE LYS S 492 137.518 378.190 300.767 1.00 0.00 ATOM 206 NZ LYS S 492 138.135 378.052 302.126 1.00 0.00 ATOM 207 N ALA S 493 141.320 373.789 297.165 1.00 0.00 ATOM 208 CA ALA S 493 141.725 372.983 295.951 1.00 0.00 ATOM 209 C ALA S 493 141.135 371.600 295.977 1.00 0.00 ATOM 210 O ALA S 493 140.406 371.234 294.987 1.00 0.00 ATOM 211 CB ALA S 493 143.203 373.044 295.706 1.00 0.00 TER