HEADER STRUCTURAL PROTEIN 31-DEC-69 7QYB TITLE Proteasome-ZFAND5 Complex Z-C state COMPND MOL_ID: 2; COMPND 2 MOLECULE: 26S proteasome non-ATPase regulatory subunit 3; COMPND 3 CHAIN: V; EXPDTA ELECTRON MICROSCOPY DBREF 7QYB V 2 534 UNP O43242 PSMD3_HUMAN 2 534 SEQRES 1 V 34 ILE ASP ILE TYR SER THR ARG GLU PRO GLN LEU ALA PHE SEQRES 2 V 34 HIS GLN ARG ILE SER PHE CYS LEU ASP ILE HIS ASN MET SEQRES 3 V 34 SER VAL LYS ALA MET ARG PHE PRO ATOM 1 N ILE V 464 310.045 276.323 213.164 1.00229.27 ATOM 2 CA ILE V 464 310.502 275.078 213.777 1.00229.27 ATOM 3 C ILE V 464 311.244 274.255 212.732 1.00229.27 ATOM 4 O ILE V 464 310.717 273.956 211.653 1.00229.27 ATOM 5 CB ILE V 464 309.329 274.300 214.389 1.00229.27 ATOM 6 CG1 ILE V 464 308.712 275.059 215.570 1.00229.27 ATOM 7 CG2 ILE V 464 309.778 272.926 214.859 1.00229.27 ATOM 8 CD1 ILE V 464 307.470 275.865 215.237 1.00229.27 ATOM 9 N ASP V 465 312.475 273.900 213.054 1.00215.26 ATOM 10 CA ASP V 465 313.461 273.372 212.126 1.00215.26 ATOM 11 C ASP V 465 313.347 271.850 212.047 1.00215.26 ATOM 12 O ASP V 465 312.298 271.265 212.324 1.00215.26 ATOM 13 CB ASP V 465 314.857 273.836 212.545 1.00215.26 ATOM 14 CG ASP V 465 315.054 275.320 212.347 1.00215.26 ATOM 15 OD1 ASP V 465 314.409 275.893 211.444 1.00215.26 ATOM 16 OD2 ASP V 465 315.861 275.910 213.092 1.00215.26 ATOM 17 N ILE V 466 314.442 271.201 211.642 1.00196.48 ATOM 18 CA ILE V 466 314.609 269.766 211.405 1.00196.48 ATOM 19 C ILE V 466 314.474 268.921 212.683 1.00196.48 ATOM 20 O ILE V 466 314.646 267.697 212.653 1.00196.48 ATOM 21 CB ILE V 466 315.973 269.557 210.708 1.00196.48 ATOM 22 CG1 ILE V 466 316.023 268.264 209.878 1.00196.48 ATOM 23 CG2 ILE V 466 317.120 269.686 211.713 1.00196.48 ATOM 24 CD1 ILE V 466 315.083 268.279 208.687 1.00196.48 ATOM 25 N TYR V 467 314.183 269.576 213.813 1.00193.84 ATOM 26 CA TYR V 467 313.829 269.036 215.126 1.00193.84 ATOM 27 C TYR V 467 312.962 267.778 215.097 1.00193.84 ATOM 28 O TYR V 467 313.153 266.870 215.913 1.00193.84 ATOM 29 CB TYR V 467 313.112 270.145 215.902 1.00193.84 ATOM 30 CG TYR V 467 312.637 269.784 217.286 1.00193.84 ATOM 31 CD1 TYR V 467 313.527 269.706 218.349 1.00193.84 ATOM 32 CD2 TYR V 467 311.288 269.550 217.535 1.00193.84 ATOM 33 CE1 TYR V 467 313.088 269.388 219.624 1.00193.84 ATOM 34 CE2 TYR V 467 310.840 269.229 218.804 1.00193.84 ATOM 35 CZ TYR V 467 311.745 269.151 219.844 1.00193.84 ATOM 36 OH TYR V 467 311.307 268.835 221.110 1.00193.84 ATOM 37 N SER V 468 312.020 267.709 214.161 1.00179.15 ATOM 38 CA SER V 468 311.227 266.508 213.946 1.00179.15 ATOM 39 C SER V 468 312.002 265.382 213.269 1.00179.15 ATOM 40 O SER V 468 311.558 264.231 213.332 1.00179.15 ATOM 41 CB SER V 468 309.996 266.847 213.103 1.00179.15 ATOM 42 OG SER V 468 310.372 267.217 211.788 1.00179.15 ATOM 43 N THR V 469 313.133 265.671 212.625 1.00182.97 ATOM 44 CA THR V 469 313.820 264.678 211.804 1.00182.97 ATOM 45 C THR V 469 315.214 264.331 212.303 1.00182.97 ATOM 46 O THR V 469 315.505 263.149 212.529 1.00182.97 ATOM 47 CB THR V 469 313.912 265.179 210.354 1.00182.97 ATOM 48 OG1 THR V 469 312.597 265.436 209.849 1.00182.97 ATOM 49 CG2 THR V 469 314.603 264.149 209.468 1.00182.97 ATOM 50 N ARG V 470 316.088 265.322 212.489 1.00176.45 ATOM 51 CA ARG V 470 317.517 265.088 212.684 1.00176.45 ATOM 52 C ARG V 470 317.920 264.970 214.146 1.00176.45 ATOM 53 O ARG V 470 318.726 264.098 214.492 1.00176.45 ATOM 54 CB ARG V 470 318.324 266.220 212.038 1.00176.45 ATOM 55 CG ARG V 470 319.828 266.073 212.157 1.00176.45 ATOM 56 CD ARG V 470 320.246 264.799 211.464 1.00176.45 ATOM 57 NE ARG V 470 319.869 264.842 210.058 1.00176.45 ATOM 58 CZ ARG V 470 319.784 263.774 209.276 1.00176.45 ATOM 59 NH1 ARG V 470 320.042 262.573 209.768 1.00176.45 ATOM 60 NH2 ARG V 470 319.427 263.908 208.008 1.00176.45 ATOM 61 N GLU V 471 317.373 265.841 214.998 1.00174.58 ATOM 62 CA GLU V 471 317.707 265.859 216.424 1.00174.58 ATOM 63 C GLU V 471 317.478 264.562 217.203 1.00174.58 ATOM 64 O GLU V 471 318.430 264.107 217.861 1.00174.58 ATOM 65 CB GLU V 471 316.965 267.018 217.093 1.00174.58 ATOM 66 CG GLU V 471 317.245 267.122 218.587 1.00174.58 ATOM 67 CD GLU V 471 318.701 267.439 218.899 1.00174.58 ATOM 68 OE1 GLU V 471 319.360 268.124 218.088 1.00174.58 ATOM 69 OE2 GLU V 471 319.194 266.990 219.955 1.00174.58 ATOM 70 N PRO V 472 316.285 263.920 217.185 1.00173.52 ATOM 71 CA PRO V 472 315.863 263.108 218.350 1.00173.52 ATOM 72 C PRO V 472 316.715 261.888 218.658 1.00173.52 ATOM 73 O PRO V 472 316.696 261.423 219.803 1.00173.52 ATOM 74 CB PRO V 472 314.439 262.675 217.972 1.00173.52 ATOM 75 CG PRO V 472 314.019 263.582 216.903 1.00173.52 ATOM 76 CD PRO V 472 315.256 263.806 216.132 1.00173.52 ATOM 77 N GLN V 473 317.478 261.375 217.691 1.00171.33 ATOM 78 CA GLN V 473 318.411 260.294 217.981 1.00171.33 ATOM 79 C GLN V 473 319.577 260.752 218.846 1.00171.33 ATOM 80 O GLN V 473 320.185 259.925 219.534 1.00171.33 ATOM 81 CB GLN V 473 318.936 259.690 216.682 1.00171.33 ATOM 82 CG GLN V 473 319.699 260.678 215.834 1.00171.33 ATOM 83 CD GLN V 473 320.205 260.076 214.553 1.00171.33 ATOM 84 OE1 GLN V 473 320.068 258.877 214.320 1.00171.33 ATOM 85 NE2 GLN V 473 320.787 260.912 213.704 1.00171.33 ATOM 86 N LEU V 474 319.892 262.046 218.843 1.00164.76 ATOM 87 CA LEU V 474 320.921 262.589 219.714 1.00164.76 ATOM 88 C LEU V 474 320.417 262.814 221.129 1.00164.76 ATOM 89 O LEU V 474 321.203 263.192 222.002 1.00164.76 ATOM 90 CB LEU V 474 321.470 263.890 219.129 1.00164.76 ATOM 91 CG LEU V 474 322.219 263.690 217.811 1.00164.76 ATOM 92 CD1 LEU V 474 322.625 265.024 217.216 1.00164.76 ATOM 93 CD2 LEU V 474 323.434 262.799 218.021 1.00164.76 ATOM 94 N ALA V 475 319.122 262.613 221.363 1.00164.77 ATOM 95 CA ALA V 475 318.594 262.367 222.694 1.00164.77 ATOM 96 C ALA V 475 318.400 260.890 222.977 1.00164.77 ATOM 97 O ALA V 475 318.512 260.470 224.126 1.00164.77 ATOM 98 CB ALA V 475 317.255 263.088 222.886 1.00164.77 ATOM 99 N PHE V 476 318.141 260.094 221.939 1.00172.13 ATOM 100 CA PHE V 476 317.841 258.681 222.117 1.00172.13 ATOM 101 C PHE V 476 319.067 257.855 222.472 1.00172.13 ATOM 102 O PHE V 476 318.920 256.776 223.056 1.00172.13 ATOM 103 CB PHE V 476 317.212 258.123 220.843 1.00172.13 ATOM 104 CG PHE V 476 315.812 258.605 220.580 1.00172.13 ATOM 105 CD1 PHE V 476 315.043 259.175 221.586 1.00172.13 ATOM 106 CD2 PHE V 476 315.274 258.505 219.308 1.00172.13 ATOM 107 CE1 PHE V 476 313.760 259.620 221.324 1.00172.13 ATOM 108 CE2 PHE V 476 313.995 258.949 219.043 1.00172.13 ATOM 109 CZ PHE V 476 313.239 259.508 220.051 1.00172.13 ATOM 110 N HIS V 477 320.264 258.324 222.115 1.00169.66 ATOM 111 CA HIS V 477 321.472 257.536 222.332 1.00169.66 ATOM 112 C HIS V 477 321.816 257.446 223.812 1.00169.66 ATOM 113 O HIS V 477 322.341 256.427 224.277 1.00169.66 ATOM 114 CB HIS V 477 322.636 258.136 221.547 1.00169.66 ATOM 115 CG HIS V 477 323.900 257.344 221.645 1.00169.66 ATOM 116 ND1 HIS V 477 324.805 257.512 222.670 1.00169.66 ATOM 117 CD2 HIS V 477 324.412 256.377 220.848 1.00169.66 ATOM 118 CE1 HIS V 477 325.818 256.681 222.502 1.00169.66 ATOM 119 NE2 HIS V 477 325.604 255.982 221.402 1.00169.66 ATOM 120 N GLN V 478 321.542 258.511 224.566 1.00166.54 ATOM 121 CA GLN V 478 321.818 258.491 225.997 1.00166.54 ATOM 122 C GLN V 478 320.840 257.588 226.729 1.00166.54 ATOM 123 O GLN V 478 321.201 256.937 227.716 1.00166.54 ATOM 124 CB GLN V 478 321.759 259.906 226.572 1.00166.54 ATOM 125 CG GLN V 478 322.863 260.838 226.104 1.00166.54 ATOM 126 CD GLN V 478 322.546 261.479 224.772 1.00166.54 ATOM 127 OE1 GLN V 478 321.402 261.456 224.325 1.00166.54 ATOM 128 NE2 GLN V 478 323.557 262.051 224.129 1.00166.54 ATOM 129 N ARG V 479 319.600 257.526 226.252 1.00169.32 ATOM 130 CA ARG V 479 318.556 256.795 226.960 1.00169.32 ATOM 131 C ARG V 479 318.667 255.296 226.718 1.00169.32 ATOM 132 O ARG V 479 318.279 254.499 227.578 1.00169.32 ATOM 133 CB ARG V 479 317.177 257.322 226.549 1.00169.32 ATOM 134 CG ARG V 479 316.638 258.517 227.365 1.00169.32 ATOM 135 CD ARG V 479 317.443 259.792 227.151 1.00169.32 ATOM 136 NE ARG V 479 316.790 260.996 227.642 1.00169.32 ATOM 137 CZ ARG V 479 315.984 261.728 226.887 1.00169.32 ATOM 138 NH1 ARG V 479 315.753 261.359 225.636 1.00169.32 ATOM 139 NH2 ARG V 479 315.419 262.822 227.365 1.00169.32 ATOM 140 N ILE V 480 319.167 254.898 225.544 1.00174.82 ATOM 141 CA ILE V 480 319.603 253.517 225.345 1.00174.82 ATOM 142 C ILE V 480 320.725 253.172 226.313 1.00174.82 ATOM 143 O ILE V 480 320.657 252.169 227.034 1.00174.82 ATOM 144 CB ILE V 480 320.037 253.289 223.885 1.00174.82 ATOM 145 CG1 ILE V 480 318.823 253.195 222.970 1.00174.82 ATOM 146 CG2 ILE V 480 320.868 252.021 223.753 1.00174.82 ATOM 147 CD1 ILE V 480 318.001 251.925 223.196 1.00174.82 ATOM 148 N SER V 481 321.756 254.019 226.361 1.00171.70 ATOM 149 CA SER V 481 322.967 253.697 227.109 1.00171.70 ATOM 150 C SER V 481 322.720 253.722 228.610 1.00171.70 ATOM 151 O SER V 481 323.336 252.957 229.359 1.00171.70 ATOM 152 CB SER V 481 324.084 254.671 226.736 1.00171.70 ATOM 153 OG SER V 481 323.791 255.980 227.195 1.00171.70 ATOM 154 N PHE V 482 321.811 254.580 229.068 1.00168.03 ATOM 155 CA PHE V 482 321.531 254.647 230.498 1.00168.03 ATOM 156 C PHE V 482 320.694 253.458 230.954 1.00168.03 ATOM 157 O PHE V 482 320.929 252.900 232.031 1.00168.03 ATOM 158 CB PHE V 482 320.833 255.959 230.837 1.00168.03 ATOM 159 CG PHE V 482 320.578 256.140 232.298 1.00168.03 ATOM 160 CD1 PHE V 482 321.620 256.434 233.159 1.00168.03 ATOM 161 CD2 PHE V 482 319.301 256.016 232.813 1.00168.03 ATOM 162 CE1 PHE V 482 321.393 256.601 234.508 1.00168.03 ATOM 163 CE2 PHE V 482 319.067 256.192 234.161 1.00168.03 ATOM 164 CZ PHE V 482 320.115 256.475 235.009 1.00168.03 ATOM 165 N CYS V 483 319.715 253.050 230.144 1.00176.76 ATOM 166 CA CYS V 483 318.779 252.027 230.599 1.00176.76 ATOM 167 C CYS V 483 319.380 250.630 230.521 1.00176.76 ATOM 168 O CYS V 483 319.035 249.761 231.331 1.00176.76 ATOM 169 CB CYS V 483 317.481 252.100 229.799 1.00176.76 ATOM 170 SG CYS V 483 316.496 253.578 230.127 1.00176.76 ATOM 171 N LEU V 484 320.273 250.380 229.561 1.00167.06 ATOM 172 CA LEU V 484 320.908 249.068 229.534 1.00167.06 ATOM 173 C LEU V 484 321.987 248.957 230.601 1.00167.06 ATOM 174 O LEU V 484 322.310 247.847 231.040 1.00167.06 ATOM 175 CB LEU V 484 321.471 248.755 228.143 1.00167.06 ATOM 176 CG LEU V 484 322.581 249.540 227.440 1.00167.06 ATOM 177 CD1 LEU V 484 323.980 249.041 227.776 1.00167.06 ATOM 178 CD2 LEU V 484 322.353 249.455 225.949 1.00167.06 ATOM 179 N ASP V 485 322.561 250.086 231.025 1.00172.70 ATOM 180 CA ASP V 485 323.464 250.048 232.167 1.00172.70 ATOM 181 C ASP V 485 322.715 249.769 233.458 1.00172.70 ATOM 182 O ASP V 485 323.285 249.176 234.379 1.00172.70 ATOM 183 CB ASP V 485 324.254 251.349 232.282 1.00172.70 ATOM 184 CG ASP V 485 325.345 251.456 231.241 1.00172.70 ATOM 185 OD1 ASP V 485 325.808 250.401 230.761 1.00172.70 ATOM 186 OD2 ASP V 485 325.757 252.590 230.919 1.00172.70 ATOM 187 N ILE V 486 321.453 250.200 233.552 1.00166.60 ATOM 188 CA ILE V 486 320.596 249.751 234.646 1.00166.60 ATOM 189 C ILE V 486 320.408 248.244 234.567 1.00166.60 ATOM 190 O ILE V 486 320.491 247.536 235.576 1.00166.60 ATOM 191 CB ILE V 486 319.247 250.488 234.616 1.00166.60 ATOM 192 CG1 ILE V 486 319.443 251.984 234.825 1.00166.60 ATOM 193 CG2 ILE V 486 318.305 249.955 235.686 1.00166.60 ATOM 194 CD1 ILE V 486 318.191 252.766 234.562 1.00166.60 ATOM 195 N HIS V 487 320.192 247.733 233.351 1.00167.13 ATOM 196 CA HIS V 487 320.117 246.291 233.140 1.00167.13 ATOM 197 C HIS V 487 321.452 245.616 233.422 1.00167.13 ATOM 198 O HIS V 487 321.490 244.471 233.883 1.00167.13 ATOM 199 CB HIS V 487 319.661 245.998 231.712 1.00167.13 ATOM 200 CG HIS V 487 319.507 244.540 231.411 1.00167.13 ATOM 201 ND1 HIS V 487 320.553 243.754 230.980 1.00167.13 ATOM 202 CD2 HIS V 487 318.427 243.727 231.471 1.00167.13 ATOM 203 CE1 HIS V 487 320.127 242.518 230.794 1.00167.13 ATOM 204 NE2 HIS V 487 318.839 242.475 231.084 1.00167.13 ATOM 205 N ASN V 488 322.559 246.307 233.158 1.00167.18 ATOM 206 CA ASN V 488 323.858 245.715 233.455 1.00167.18 ATOM 207 C ASN V 488 324.153 245.747 234.949 1.00167.18 ATOM 208 O ASN V 488 324.609 244.747 235.512 1.00167.18 ATOM 209 CB ASN V 488 324.952 246.424 232.662 1.00167.18 ATOM 210 CG ASN V 488 324.915 246.071 231.189 1.00167.18 ATOM 211 OD1 ASN V 488 324.710 244.914 230.823 1.00167.18 ATOM 212 ND2 ASN V 488 325.111 247.067 230.336 1.00167.18 ATOM 213 N MET V 489 323.879 246.874 235.614 1.00174.69 ATOM 214 CA MET V 489 324.131 246.963 237.052 1.00174.69 ATOM 215 C MET V 489 323.155 246.103 237.846 1.00174.69 ATOM 216 O MET V 489 323.435 245.735 238.994 1.00174.69 ATOM 217 CB MET V 489 324.061 248.417 237.521 1.00174.69 ATOM 218 CG MET V 489 325.178 249.325 237.007 1.00174.69 ATOM 219 SD MET V 489 326.839 248.813 237.485 1.00174.69 ATOM 220 CE MET V 489 327.471 248.179 235.930 1.00174.69 ATOM 221 N SER V 490 321.999 245.786 237.262 1.00180.30 ATOM 222 CA SER V 490 321.084 244.846 237.897 1.00180.30 ATOM 223 C SER V 490 321.648 243.436 237.870 1.00180.30 ATOM 224 O SER V 490 321.704 242.756 238.900 1.00180.30 ATOM 225 CB SER V 490 319.730 244.868 237.196 1.00180.30 ATOM 226 OG SER V 490 319.854 244.342 235.887 1.00180.30 ATOM 227 N VAL V 491 322.065 242.979 236.688 1.00172.04 ATOM 228 CA VAL V 491 322.457 241.586 236.510 1.00172.04 ATOM 229 C VAL V 491 323.757 241.275 237.242 1.00172.04 ATOM 230 O VAL V 491 323.879 240.210 237.852 1.00172.04 ATOM 231 CB VAL V 491 322.527 241.269 235.002 1.00172.04 ATOM 232 CG1 VAL V 491 323.165 239.922 234.736 1.00172.04 ATOM 233 CG2 VAL V 491 321.126 241.270 234.419 1.00172.04 ATOM 234 N LYS V 492 324.709 242.214 237.270 1.00178.38 ATOM 235 CA LYS V 492 326.008 241.948 237.888 1.00178.38 ATOM 236 C LYS V 492 325.901 241.814 239.406 1.00178.38 ATOM 237 O LYS V 492 326.562 240.962 240.009 1.00178.38 ATOM 238 CB LYS V 492 327.004 243.048 237.522 1.00178.38 ATOM 239 CG LYS V 492 327.360 243.105 236.050 1.00178.38 ATOM 240 CD LYS V 492 328.065 241.845 235.602 1.00178.38 ATOM 241 CE LYS V 492 329.465 241.773 236.174 1.00178.38 ATOM 242 NZ LYS V 492 330.187 240.588 235.653 1.00178.38 ATOM 243 N ALA V 493 325.073 242.639 240.037 1.00177.27 ATOM 244 CA ALA V 493 324.920 242.618 241.486 1.00177.27 ATOM 245 C ALA V 493 323.804 241.693 241.954 1.00177.27 ATOM 246 O ALA V 493 323.291 241.877 243.062 1.00177.27 ATOM 247 CB ALA V 493 324.670 244.034 242.007 1.00177.27 ATOM 248 N MET V 494 323.415 240.712 241.144 1.00183.98 ATOM 249 CA MET V 494 322.213 239.936 241.423 1.00183.98 ATOM 250 C MET V 494 322.387 238.886 242.515 1.00183.98 ATOM 251 O MET V 494 321.747 238.974 243.567 1.00183.98 ATOM 252 CB MET V 494 321.729 239.257 240.143 1.00183.98 ATOM 253 CG MET V 494 320.434 238.497 240.305 1.00183.98 ATOM 254 SD MET V 494 319.863 237.801 238.748 1.00183.98 ATOM 255 CE MET V 494 318.413 236.910 239.301 1.00183.98 ATOM 256 N ARG V 495 323.243 237.894 242.283 1.00189.85 ATOM 257 CA ARG V 495 323.253 236.671 243.083 1.00189.85 ATOM 258 C ARG V 495 324.399 236.708 244.084 1.00189.85 ATOM 259 O ARG V 495 325.558 236.484 243.725 1.00189.85 ATOM 260 CB ARG V 495 323.354 235.436 242.190 1.00189.85 ATOM 261 CG ARG V 495 323.418 234.116 242.951 1.00189.85 ATOM 262 CD ARG V 495 322.139 233.854 243.718 1.00189.85 ATOM 263 NE ARG V 495 320.999 233.703 242.823 1.00189.85 ATOM 264 CZ ARG V 495 319.734 233.672 243.225 1.00189.85 ATOM 265 NH1 ARG V 495 319.441 233.771 244.514 1.00189.85 ATOM 266 NH2 ARG V 495 318.760 233.536 242.336 1.00189.85 ATOM 267 N PHE V 496 324.071 237.006 245.330 1.00198.24 ATOM 268 CA PHE V 496 324.991 236.795 246.438 1.00198.24 ATOM 269 C PHE V 496 324.973 235.343 246.933 1.00198.24 ATOM 270 O PHE V 496 326.050 234.812 247.240 1.00198.24 ATOM 271 CB PHE V 496 324.697 237.786 247.567 1.00198.24 ATOM 272 CG PHE V 496 324.967 239.213 247.194 1.00198.24 ATOM 273 CD1 PHE V 496 326.258 239.717 247.225 1.00198.24 ATOM 274 CD2 PHE V 496 323.933 240.047 246.797 1.00198.24 ATOM 275 CE1 PHE V 496 326.514 241.032 246.878 1.00198.24 ATOM 276 CE2 PHE V 496 324.180 241.364 246.447 1.00198.24 ATOM 277 CZ PHE V 496 325.473 241.856 246.488 1.00198.24 ATOM 278 N PRO V 497 323.803 234.657 247.057 1.00186.55 ATOM 279 CA PRO V 497 323.998 233.229 247.347 1.00186.55 ATOM 280 C PRO V 497 324.425 232.425 246.123 1.00186.55 ATOM 281 O PRO V 497 323.628 231.625 245.634 1.00186.55 ATOM 282 CB PRO V 497 322.616 232.768 247.823 1.00186.55 ATOM 283 CG PRO V 497 321.917 233.995 248.239 1.00186.55 ATOM 284 CD PRO V 497 322.394 235.043 247.293 1.00186.55 TER