HEADER HYDROLASE 17-MAR-25 9MBO TITLE FOCUSED REFINEMENT OF RPN1 AND THE C-TERMINAL HELIX OF MIDNOLIN IN THE TITLE 2 SUBSTRATE-ENGAGED HUMAN 26S PROTEASOME COMPND MOL_ID: 1; COMPND 2 MOLECULE: MIDNOLIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MIDBRAIN NUCLEOLAR PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: 26S PROTEASOME NON-ATPASE REGULATORY SUBUNIT 2; COMPND 8 CHAIN: B; COMPND 9 SYNONYM: 26S PROTEASOME REGULATORY SUBUNIT RPN1,26S PROTEASOME COMPND 10 REGULATORY SUBUNIT S2,26S PROTEASOME SUBUNIT P97,PROTEIN 55.11,TUMOR COMPND 11 NECROSIS FACTOR TYPE 1 RECEPTOR-ASSOCIATED PROTEIN 2; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: MIDN; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: PSMD2, TRAP2; SOURCE 13 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS MIDNOLIN, 26S PROTEASOME, COMPLEX, HYDROLASE EXPDTA ELECTRON MICROSCOPY AUTHOR C.ZHU,L.QIN,L.LIANG REVDAT 1 25-MAR-26 9MBO 0 JRNL AUTH C.ZHU,L.QIN JRNL TITL MOLECULAR BASIS FOR UBIQUITIN-INDEPENDENT SUBSTRATE JRNL TITL 2 DEGRADATION BY MIDNOLIN-PROTEASOME JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.83 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 2.830 REMARK 3 NUMBER OF PARTICLES : 63758 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9MBO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 18-MAR-25. REMARK 100 THE DEPOSITION ID IS D_1300055571. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : 26S PROTEASOME COMPLEXED WITH REMARK 245 MIDNOLIN; MIDNOLIN; 26S REMARK 245 PROTEASOME REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.40 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1200.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1800.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 4000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 GLU A 2 REMARK 465 PRO A 3 REMARK 465 GLN A 4 REMARK 465 PRO A 5 REMARK 465 GLY A 6 REMARK 465 GLY A 7 REMARK 465 ALA A 8 REMARK 465 ARG A 9 REMARK 465 SER A 10 REMARK 465 CYS A 11 REMARK 465 ARG A 12 REMARK 465 ARG A 13 REMARK 465 GLY A 14 REMARK 465 ALA A 15 REMARK 465 PRO A 16 REMARK 465 GLY A 17 REMARK 465 GLY A 18 REMARK 465 ALA A 19 REMARK 465 CYS A 20 REMARK 465 GLU A 21 REMARK 465 LEU A 22 REMARK 465 GLY A 23 REMARK 465 PRO A 24 REMARK 465 ALA A 25 REMARK 465 ALA A 26 REMARK 465 GLU A 27 REMARK 465 ALA A 28 REMARK 465 ALA A 29 REMARK 465 PRO A 30 REMARK 465 MET A 31 REMARK 465 SER A 32 REMARK 465 LEU A 33 REMARK 465 ALA A 34 REMARK 465 ILE A 35 REMARK 465 HIS A 36 REMARK 465 SER A 37 REMARK 465 THR A 38 REMARK 465 THR A 39 REMARK 465 GLY A 40 REMARK 465 THR A 41 REMARK 465 ARG A 42 REMARK 465 TYR A 43 REMARK 465 ASP A 44 REMARK 465 LEU A 45 REMARK 465 ALA A 46 REMARK 465 VAL A 47 REMARK 465 PRO A 48 REMARK 465 PRO A 49 REMARK 465 ASP A 50 REMARK 465 GLU A 51 REMARK 465 THR A 52 REMARK 465 VAL A 53 REMARK 465 GLU A 54 REMARK 465 GLY A 55 REMARK 465 LEU A 56 REMARK 465 ARG A 57 REMARK 465 LYS A 58 REMARK 465 ARG A 59 REMARK 465 LEU A 60 REMARK 465 SER A 61 REMARK 465 GLN A 62 REMARK 465 ARG A 63 REMARK 465 LEU A 64 REMARK 465 LYS A 65 REMARK 465 VAL A 66 REMARK 465 PRO A 67 REMARK 465 LYS A 68 REMARK 465 GLU A 69 REMARK 465 ARG A 70 REMARK 465 LEU A 71 REMARK 465 ALA A 72 REMARK 465 LEU A 73 REMARK 465 LEU A 74 REMARK 465 HIS A 75 REMARK 465 LYS A 76 REMARK 465 ASP A 77 REMARK 465 THR A 78 REMARK 465 ARG A 79 REMARK 465 LEU A 80 REMARK 465 SER A 81 REMARK 465 SER A 82 REMARK 465 GLY A 83 REMARK 465 LYS A 84 REMARK 465 LEU A 85 REMARK 465 GLN A 86 REMARK 465 GLU A 87 REMARK 465 PHE A 88 REMARK 465 GLY A 89 REMARK 465 VAL A 90 REMARK 465 GLY A 91 REMARK 465 ASP A 92 REMARK 465 GLY A 93 REMARK 465 SER A 94 REMARK 465 LYS A 95 REMARK 465 LEU A 96 REMARK 465 THR A 97 REMARK 465 LEU A 98 REMARK 465 VAL A 99 REMARK 465 PRO A 100 REMARK 465 THR A 101 REMARK 465 VAL A 102 REMARK 465 GLU A 103 REMARK 465 ALA A 104 REMARK 465 GLY A 105 REMARK 465 LEU A 106 REMARK 465 MET A 107 REMARK 465 SER A 108 REMARK 465 GLN A 109 REMARK 465 ALA A 110 REMARK 465 SER A 111 REMARK 465 ARG A 112 REMARK 465 PRO A 113 REMARK 465 GLU A 114 REMARK 465 GLN A 115 REMARK 465 SER A 116 REMARK 465 VAL A 117 REMARK 465 MET A 118 REMARK 465 GLN A 119 REMARK 465 ALA A 120 REMARK 465 LEU A 121 REMARK 465 GLU A 122 REMARK 465 SER A 123 REMARK 465 LEU A 124 REMARK 465 THR A 125 REMARK 465 GLU A 126 REMARK 465 THR A 127 REMARK 465 GLN A 128 REMARK 465 VAL A 129 REMARK 465 SER A 130 REMARK 465 ASP A 131 REMARK 465 PHE A 132 REMARK 465 LEU A 133 REMARK 465 SER A 134 REMARK 465 GLY A 135 REMARK 465 ARG A 136 REMARK 465 SER A 137 REMARK 465 PRO A 138 REMARK 465 LEU A 139 REMARK 465 THR A 140 REMARK 465 LEU A 141 REMARK 465 ALA A 142 REMARK 465 LEU A 143 REMARK 465 ARG A 144 REMARK 465 VAL A 145 REMARK 465 GLY A 146 REMARK 465 ASP A 147 REMARK 465 HIS A 148 REMARK 465 MET A 149 REMARK 465 MET A 150 REMARK 465 PHE A 151 REMARK 465 VAL A 152 REMARK 465 GLN A 153 REMARK 465 LEU A 154 REMARK 465 GLN A 155 REMARK 465 LEU A 156 REMARK 465 ALA A 157 REMARK 465 ALA A 158 REMARK 465 GLN A 159 REMARK 465 HIS A 160 REMARK 465 ALA A 161 REMARK 465 PRO A 162 REMARK 465 LEU A 163 REMARK 465 GLN A 164 REMARK 465 HIS A 165 REMARK 465 ARG A 166 REMARK 465 HIS A 167 REMARK 465 VAL A 168 REMARK 465 LEU A 169 REMARK 465 ALA A 170 REMARK 465 ALA A 171 REMARK 465 ALA A 172 REMARK 465 ALA A 173 REMARK 465 ALA A 174 REMARK 465 ALA A 175 REMARK 465 ALA A 176 REMARK 465 ALA A 177 REMARK 465 ALA A 178 REMARK 465 ARG A 179 REMARK 465 GLY A 180 REMARK 465 ASP A 181 REMARK 465 PRO A 182 REMARK 465 SER A 183 REMARK 465 ILE A 184 REMARK 465 ALA A 185 REMARK 465 SER A 186 REMARK 465 PRO A 187 REMARK 465 VAL A 188 REMARK 465 SER A 189 REMARK 465 SER A 190 REMARK 465 PRO A 191 REMARK 465 CYS A 192 REMARK 465 ARG A 193 REMARK 465 PRO A 194 REMARK 465 VAL A 195 REMARK 465 SER A 196 REMARK 465 SER A 197 REMARK 465 ALA A 198 REMARK 465 ALA A 199 REMARK 465 ARG A 200 REMARK 465 VAL A 201 REMARK 465 PRO A 202 REMARK 465 PRO A 203 REMARK 465 VAL A 204 REMARK 465 PRO A 205 REMARK 465 THR A 206 REMARK 465 SER A 207 REMARK 465 PRO A 208 REMARK 465 SER A 209 REMARK 465 PRO A 210 REMARK 465 ALA A 211 REMARK 465 SER A 212 REMARK 465 PRO A 213 REMARK 465 SER A 214 REMARK 465 PRO A 215 REMARK 465 ILE A 216 REMARK 465 THR A 217 REMARK 465 ALA A 218 REMARK 465 GLY A 219 REMARK 465 SER A 220 REMARK 465 PHE A 221 REMARK 465 ARG A 222 REMARK 465 SER A 223 REMARK 465 HIS A 224 REMARK 465 ALA A 225 REMARK 465 ALA A 226 REMARK 465 SER A 227 REMARK 465 THR A 228 REMARK 465 THR A 229 REMARK 465 CYS A 230 REMARK 465 PRO A 231 REMARK 465 GLU A 232 REMARK 465 GLN A 233 REMARK 465 MET A 234 REMARK 465 ASP A 235 REMARK 465 CYS A 236 REMARK 465 SER A 237 REMARK 465 PRO A 238 REMARK 465 THR A 239 REMARK 465 ALA A 240 REMARK 465 SER A 241 REMARK 465 SER A 242 REMARK 465 SER A 243 REMARK 465 ALA A 244 REMARK 465 SER A 245 REMARK 465 PRO A 246 REMARK 465 GLY A 247 REMARK 465 ALA A 248 REMARK 465 SER A 249 REMARK 465 THR A 250 REMARK 465 THR A 251 REMARK 465 SER A 252 REMARK 465 THR A 253 REMARK 465 PRO A 254 REMARK 465 GLY A 255 REMARK 465 ALA A 256 REMARK 465 SER A 257 REMARK 465 PRO A 258 REMARK 465 ALA A 259 REMARK 465 PRO A 260 REMARK 465 ARG A 261 REMARK 465 SER A 262 REMARK 465 ARG A 263 REMARK 465 LYS A 264 REMARK 465 PRO A 265 REMARK 465 GLY A 266 REMARK 465 ALA A 267 REMARK 465 VAL A 268 REMARK 465 ILE A 269 REMARK 465 GLU A 270 REMARK 465 SER A 271 REMARK 465 PHE A 272 REMARK 465 VAL A 273 REMARK 465 ASN A 274 REMARK 465 HIS A 275 REMARK 465 ALA A 276 REMARK 465 PRO A 277 REMARK 465 GLY A 278 REMARK 465 VAL A 279 REMARK 465 PHE A 280 REMARK 465 SER A 281 REMARK 465 GLY A 282 REMARK 465 THR A 283 REMARK 465 PHE A 284 REMARK 465 SER A 285 REMARK 465 GLY A 286 REMARK 465 THR A 287 REMARK 465 LEU A 288 REMARK 465 HIS A 289 REMARK 465 PRO A 290 REMARK 465 ASN A 291 REMARK 465 CYS A 292 REMARK 465 GLN A 293 REMARK 465 ASP A 294 REMARK 465 SER A 295 REMARK 465 SER A 296 REMARK 465 GLY A 297 REMARK 465 ARG A 298 REMARK 465 PRO A 299 REMARK 465 ARG A 300 REMARK 465 ARG A 301 REMARK 465 ASP A 302 REMARK 465 ILE A 303 REMARK 465 GLY A 304 REMARK 465 THR A 305 REMARK 465 ILE A 306 REMARK 465 LEU A 307 REMARK 465 GLN A 308 REMARK 465 ILE A 309 REMARK 465 LEU A 310 REMARK 465 ASN A 311 REMARK 465 ASP A 312 REMARK 465 LEU A 313 REMARK 465 LEU A 314 REMARK 465 SER A 315 REMARK 465 ALA A 316 REMARK 465 THR A 317 REMARK 465 ARG A 318 REMARK 465 HIS A 319 REMARK 465 TYR A 320 REMARK 465 GLN A 321 REMARK 465 GLY A 322 REMARK 465 MET A 323 REMARK 465 PRO A 324 REMARK 465 PRO A 325 REMARK 465 SER A 326 REMARK 465 LEU A 327 REMARK 465 ALA A 328 REMARK 465 GLN A 329 REMARK 465 LEU A 330 REMARK 465 ARG A 331 REMARK 465 CYS A 332 REMARK 465 HIS A 333 REMARK 465 ALA A 334 REMARK 465 GLN A 335 REMARK 465 CYS A 336 REMARK 465 SER A 337 REMARK 465 PRO A 338 REMARK 465 ALA A 339 REMARK 465 SER A 340 REMARK 465 PRO A 341 REMARK 465 ALA A 342 REMARK 465 PRO A 343 REMARK 465 ASP A 344 REMARK 465 LEU A 345 REMARK 465 ALA A 346 REMARK 465 PRO A 347 REMARK 465 ARG A 348 REMARK 465 THR A 349 REMARK 465 THR A 350 REMARK 465 SER A 351 REMARK 465 CYS A 352 REMARK 465 GLU A 353 REMARK 465 LYS A 354 REMARK 465 LEU A 355 REMARK 465 THR A 356 REMARK 465 ALA A 357 REMARK 465 ALA A 358 REMARK 465 PRO A 359 REMARK 465 SER A 360 REMARK 465 ALA A 361 REMARK 465 SER A 362 REMARK 465 LEU A 363 REMARK 465 LEU A 364 REMARK 465 GLN A 365 REMARK 465 GLY A 366 REMARK 465 GLN A 367 REMARK 465 SER A 368 REMARK 465 GLN A 369 REMARK 465 ILE A 370 REMARK 465 ARG A 371 REMARK 465 MET A 372 REMARK 465 CYS A 373 REMARK 465 LYS A 374 REMARK 465 PRO A 375 REMARK 465 PRO A 376 REMARK 465 TYR A 416 REMARK 465 HIS A 417 REMARK 465 TRP A 418 REMARK 465 SER A 419 REMARK 465 PRO A 420 REMARK 465 SER A 421 REMARK 465 ARG A 422 REMARK 465 LYS A 423 REMARK 465 ALA A 424 REMARK 465 GLY A 425 REMARK 465 ARG A 426 REMARK 465 SER A 427 REMARK 465 ASP A 428 REMARK 465 SER A 429 REMARK 465 SER A 430 REMARK 465 SER A 431 REMARK 465 SER A 432 REMARK 465 GLY A 433 REMARK 465 GLY A 434 REMARK 465 GLY A 435 REMARK 465 GLY A 436 REMARK 465 SER A 437 REMARK 465 PRO A 438 REMARK 465 SER A 439 REMARK 465 GLU A 440 REMARK 465 ALA A 441 REMARK 465 SER A 442 REMARK 465 GLY A 443 REMARK 465 LEU A 444 REMARK 465 GLY A 445 REMARK 465 LEU A 446 REMARK 465 ASP A 447 REMARK 465 PHE A 448 REMARK 465 GLU A 449 REMARK 465 ASP A 450 REMARK 465 SER A 451 REMARK 465 VAL A 452 REMARK 465 TRP A 453 REMARK 465 LYS A 454 REMARK 465 PRO A 455 REMARK 465 GLU A 456 REMARK 465 VAL A 457 REMARK 465 ASN A 458 REMARK 465 PRO A 459 REMARK 465 ASP A 460 REMARK 465 ILE A 461 REMARK 465 LYS A 462 REMARK 465 SER A 463 REMARK 465 GLU A 464 REMARK 465 PHE A 465 REMARK 465 VAL A 466 REMARK 465 VAL A 467 REMARK 465 ALA A 468 REMARK 465 MET B 1 REMARK 465 GLU B 2 REMARK 465 GLU B 3 REMARK 465 GLY B 4 REMARK 465 GLY B 5 REMARK 465 ARG B 6 REMARK 465 ASP B 7 REMARK 465 LYS B 8 REMARK 465 ALA B 9 REMARK 465 PRO B 10 REMARK 465 VAL B 11 REMARK 465 GLN B 12 REMARK 465 PRO B 13 REMARK 465 GLN B 14 REMARK 465 GLN B 15 REMARK 465 SER B 16 REMARK 465 PRO B 17 REMARK 465 ALA B 18 REMARK 465 ALA B 19 REMARK 465 ALA B 20 REMARK 465 PRO B 21 REMARK 465 GLY B 22 REMARK 465 GLY B 23 REMARK 465 THR B 24 REMARK 465 ASP B 25 REMARK 465 GLU B 26 REMARK 465 LYS B 27 REMARK 465 PRO B 28 REMARK 465 SER B 29 REMARK 465 GLY B 30 REMARK 465 LYS B 31 REMARK 465 GLU B 32 REMARK 465 ARG B 33 REMARK 465 ARG B 34 REMARK 465 ASP B 35 REMARK 465 ALA B 36 REMARK 465 GLY B 37 REMARK 465 ASP B 38 REMARK 465 LYS B 39 REMARK 465 ASP B 40 REMARK 465 LYS B 41 REMARK 465 GLU B 42 REMARK 465 GLN B 43 REMARK 465 GLU B 44 REMARK 465 LEU B 45 REMARK 465 ASN B 356 REMARK 465 ARG B 357 REMARK 465 PHE B 358 REMARK 465 GLY B 359 REMARK 465 GLY B 360 REMARK 465 SER B 361 REMARK 465 GLY B 362 REMARK 465 SER B 363 REMARK 465 GLN B 364 REMARK 465 VAL B 365 REMARK 465 LYS B 623 REMARK 465 GLU B 624 REMARK 465 LYS B 625 REMARK 465 GLU B 626 REMARK 465 GLU B 627 REMARK 465 ASP B 628 REMARK 465 LYS B 629 REMARK 465 ASP B 630 REMARK 465 LYS B 631 REMARK 465 LYS B 632 REMARK 465 GLU B 633 REMARK 465 LYS B 634 REMARK 465 LYS B 635 REMARK 465 ASP B 636 REMARK 465 LYS B 637 REMARK 465 ASP B 638 REMARK 465 LYS B 639 REMARK 465 LYS B 640 REMARK 465 GLU B 641 REMARK 465 ALA B 642 REMARK 465 PRO B 643 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LEU B 217 32.42 -94.98 REMARK 500 GLU B 223 48.44 -82.07 REMARK 500 MET B 340 40.40 -108.31 REMARK 500 ASP B 404 -129.91 57.81 REMARK 500 LEU B 418 40.11 -106.16 REMARK 500 PRO B 503 3.79 -68.44 REMARK 500 GLU B 544 37.21 -99.82 REMARK 500 SER B 617 34.90 -97.88 REMARK 500 HIS B 752 31.49 -95.58 REMARK 500 GLU B 836 49.73 -95.50 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-63775 RELATED DB: EMDB REMARK 900 FOCUSED REFINEMENT OF RPN1 AND THE C-TERMINAL HELIX OF MIDNOLIN IN REMARK 900 THE SUBSTRATE-ENGAGED HUMAN 26S PROTEASOME DBREF 9MBO A 1 468 UNP Q504T8 MIDN_HUMAN 1 468 DBREF 9MBO B 1 908 UNP Q13200 PSMD2_HUMAN 1 908 SEQRES 1 A 468 MET GLU PRO GLN PRO GLY GLY ALA ARG SER CYS ARG ARG SEQRES 2 A 468 GLY ALA PRO GLY GLY ALA CYS GLU LEU GLY PRO ALA ALA SEQRES 3 A 468 GLU ALA ALA PRO MET SER LEU ALA ILE HIS SER THR THR SEQRES 4 A 468 GLY THR ARG TYR ASP LEU ALA VAL PRO PRO ASP GLU THR SEQRES 5 A 468 VAL GLU GLY LEU ARG LYS ARG LEU SER GLN ARG LEU LYS SEQRES 6 A 468 VAL PRO LYS GLU ARG LEU ALA LEU LEU HIS LYS ASP THR SEQRES 7 A 468 ARG LEU SER SER GLY LYS LEU GLN GLU PHE GLY VAL GLY SEQRES 8 A 468 ASP GLY SER LYS LEU THR LEU VAL PRO THR VAL GLU ALA SEQRES 9 A 468 GLY LEU MET SER GLN ALA SER ARG PRO GLU GLN SER VAL SEQRES 10 A 468 MET GLN ALA LEU GLU SER LEU THR GLU THR GLN VAL SER SEQRES 11 A 468 ASP PHE LEU SER GLY ARG SER PRO LEU THR LEU ALA LEU SEQRES 12 A 468 ARG VAL GLY ASP HIS MET MET PHE VAL GLN LEU GLN LEU SEQRES 13 A 468 ALA ALA GLN HIS ALA PRO LEU GLN HIS ARG HIS VAL LEU SEQRES 14 A 468 ALA ALA ALA ALA ALA ALA ALA ALA ALA ARG GLY ASP PRO SEQRES 15 A 468 SER ILE ALA SER PRO VAL SER SER PRO CYS ARG PRO VAL SEQRES 16 A 468 SER SER ALA ALA ARG VAL PRO PRO VAL PRO THR SER PRO SEQRES 17 A 468 SER PRO ALA SER PRO SER PRO ILE THR ALA GLY SER PHE SEQRES 18 A 468 ARG SER HIS ALA ALA SER THR THR CYS PRO GLU GLN MET SEQRES 19 A 468 ASP CYS SER PRO THR ALA SER SER SER ALA SER PRO GLY SEQRES 20 A 468 ALA SER THR THR SER THR PRO GLY ALA SER PRO ALA PRO SEQRES 21 A 468 ARG SER ARG LYS PRO GLY ALA VAL ILE GLU SER PHE VAL SEQRES 22 A 468 ASN HIS ALA PRO GLY VAL PHE SER GLY THR PHE SER GLY SEQRES 23 A 468 THR LEU HIS PRO ASN CYS GLN ASP SER SER GLY ARG PRO SEQRES 24 A 468 ARG ARG ASP ILE GLY THR ILE LEU GLN ILE LEU ASN ASP SEQRES 25 A 468 LEU LEU SER ALA THR ARG HIS TYR GLN GLY MET PRO PRO SEQRES 26 A 468 SER LEU ALA GLN LEU ARG CYS HIS ALA GLN CYS SER PRO SEQRES 27 A 468 ALA SER PRO ALA PRO ASP LEU ALA PRO ARG THR THR SER SEQRES 28 A 468 CYS GLU LYS LEU THR ALA ALA PRO SER ALA SER LEU LEU SEQRES 29 A 468 GLN GLY GLN SER GLN ILE ARG MET CYS LYS PRO PRO GLY SEQRES 30 A 468 ASP ARG LEU ARG GLN THR GLU ASN ARG ALA THR ARG CYS SEQRES 31 A 468 LYS VAL GLU ARG LEU GLN LEU LEU LEU GLN GLN LYS ARG SEQRES 32 A 468 LEU ARG ARG LYS ALA ARG ARG ASP ALA ARG GLY PRO TYR SEQRES 33 A 468 HIS TRP SER PRO SER ARG LYS ALA GLY ARG SER ASP SER SEQRES 34 A 468 SER SER SER GLY GLY GLY GLY SER PRO SER GLU ALA SER SEQRES 35 A 468 GLY LEU GLY LEU ASP PHE GLU ASP SER VAL TRP LYS PRO SEQRES 36 A 468 GLU VAL ASN PRO ASP ILE LYS SER GLU PHE VAL VAL ALA SEQRES 1 B 908 MET GLU GLU GLY GLY ARG ASP LYS ALA PRO VAL GLN PRO SEQRES 2 B 908 GLN GLN SER PRO ALA ALA ALA PRO GLY GLY THR ASP GLU SEQRES 3 B 908 LYS PRO SER GLY LYS GLU ARG ARG ASP ALA GLY ASP LYS SEQRES 4 B 908 ASP LYS GLU GLN GLU LEU SER GLU GLU ASP LYS GLN LEU SEQRES 5 B 908 GLN ASP GLU LEU GLU MET LEU VAL GLU ARG LEU GLY GLU SEQRES 6 B 908 LYS ASP THR SER LEU TYR ARG PRO ALA LEU GLU GLU LEU SEQRES 7 B 908 ARG ARG GLN ILE ARG SER SER THR THR SER MET THR SER SEQRES 8 B 908 VAL PRO LYS PRO LEU LYS PHE LEU ARG PRO HIS TYR GLY SEQRES 9 B 908 LYS LEU LYS GLU ILE TYR GLU ASN MET ALA PRO GLY GLU SEQRES 10 B 908 ASN LYS ARG PHE ALA ALA ASP ILE ILE SER VAL LEU ALA SEQRES 11 B 908 MET THR MET SER GLY GLU ARG GLU CYS LEU LYS TYR ARG SEQRES 12 B 908 LEU VAL GLY SER GLN GLU GLU LEU ALA SER TRP GLY HIS SEQRES 13 B 908 GLU TYR VAL ARG HIS LEU ALA GLY GLU VAL ALA LYS GLU SEQRES 14 B 908 TRP GLN GLU LEU ASP ASP ALA GLU LYS VAL GLN ARG GLU SEQRES 15 B 908 PRO LEU LEU THR LEU VAL LYS GLU ILE VAL PRO TYR ASN SEQRES 16 B 908 MET ALA HIS ASN ALA GLU HIS GLU ALA CYS ASP LEU LEU SEQRES 17 B 908 MET GLU ILE GLU GLN VAL ASP MET LEU GLU LYS ASP ILE SEQRES 18 B 908 ASP GLU ASN ALA TYR ALA LYS VAL CYS LEU TYR LEU THR SEQRES 19 B 908 SER CYS VAL ASN TYR VAL PRO GLU PRO GLU ASN SER ALA SEQRES 20 B 908 LEU LEU ARG CYS ALA LEU GLY VAL PHE ARG LYS PHE SER SEQRES 21 B 908 ARG PHE PRO GLU ALA LEU ARG LEU ALA LEU MET LEU ASN SEQRES 22 B 908 ASP MET GLU LEU VAL GLU ASP ILE PHE THR SER CYS LYS SEQRES 23 B 908 ASP VAL VAL VAL GLN LYS GLN MET ALA PHE MET LEU GLY SEQRES 24 B 908 ARG HIS GLY VAL PHE LEU GLU LEU SER GLU ASP VAL GLU SEQRES 25 B 908 GLU TYR GLU ASP LEU THR GLU ILE MET SER ASN VAL GLN SEQRES 26 B 908 LEU ASN SER ASN PHE LEU ALA LEU ALA ARG GLU LEU ASP SEQRES 27 B 908 ILE MET GLU PRO LYS VAL PRO ASP ASP ILE TYR LYS THR SEQRES 28 B 908 HIS LEU GLU ASN ASN ARG PHE GLY GLY SER GLY SER GLN SEQRES 29 B 908 VAL ASP SER ALA ARG MET ASN LEU ALA SER SER PHE VAL SEQRES 30 B 908 ASN GLY PHE VAL ASN ALA ALA PHE GLY GLN ASP LYS LEU SEQRES 31 B 908 LEU THR ASP ASP GLY ASN LYS TRP LEU TYR LYS ASN LYS SEQRES 32 B 908 ASP HIS GLY MET LEU SER ALA ALA ALA SER LEU GLY MET SEQRES 33 B 908 ILE LEU LEU TRP ASP VAL ASP GLY GLY LEU THR GLN ILE SEQRES 34 B 908 ASP LYS TYR LEU TYR SER SER GLU ASP TYR ILE LYS SER SEQRES 35 B 908 GLY ALA LEU LEU ALA CYS GLY ILE VAL ASN SER GLY VAL SEQRES 36 B 908 ARG ASN GLU CYS ASP PRO ALA LEU ALA LEU LEU SER ASP SEQRES 37 B 908 TYR VAL LEU HIS ASN SER ASN THR MET ARG LEU GLY SER SEQRES 38 B 908 ILE PHE GLY LEU GLY LEU ALA TYR ALA GLY SER ASN ARG SEQRES 39 B 908 GLU ASP VAL LEU THR LEU LEU LEU PRO VAL MET GLY ASP SEQRES 40 B 908 SER LYS SER SER MET GLU VAL ALA GLY VAL THR ALA LEU SEQRES 41 B 908 ALA CYS GLY MET ILE ALA VAL GLY SER CYS ASN GLY ASP SEQRES 42 B 908 VAL THR SER THR ILE LEU GLN THR ILE MET GLU LYS SER SEQRES 43 B 908 GLU THR GLU LEU LYS ASP THR TYR ALA ARG TRP LEU PRO SEQRES 44 B 908 LEU GLY LEU GLY LEU ASN HIS LEU GLY LYS GLY GLU ALA SEQRES 45 B 908 ILE GLU ALA ILE LEU ALA ALA LEU GLU VAL VAL SER GLU SEQRES 46 B 908 PRO PHE ARG SER PHE ALA ASN THR LEU VAL ASP VAL CYS SEQRES 47 B 908 ALA TYR ALA GLY SER GLY ASN VAL LEU LYS VAL GLN GLN SEQRES 48 B 908 LEU LEU HIS ILE CYS SER GLU HIS PHE ASP SER LYS GLU SEQRES 49 B 908 LYS GLU GLU ASP LYS ASP LYS LYS GLU LYS LYS ASP LYS SEQRES 50 B 908 ASP LYS LYS GLU ALA PRO ALA ASP MET GLY ALA HIS GLN SEQRES 51 B 908 GLY VAL ALA VAL LEU GLY ILE ALA LEU ILE ALA MET GLY SEQRES 52 B 908 GLU GLU ILE GLY ALA GLU MET ALA LEU ARG THR PHE GLY SEQRES 53 B 908 HIS LEU LEU ARG TYR GLY GLU PRO THR LEU ARG ARG ALA SEQRES 54 B 908 VAL PRO LEU ALA LEU ALA LEU ILE SER VAL SER ASN PRO SEQRES 55 B 908 ARG LEU ASN ILE LEU ASP THR LEU SER LYS PHE SER HIS SEQRES 56 B 908 ASP ALA ASP PRO GLU VAL SER TYR ASN SER ILE PHE ALA SEQRES 57 B 908 MET GLY MET VAL GLY SER GLY THR ASN ASN ALA ARG LEU SEQRES 58 B 908 ALA ALA MET LEU ARG GLN LEU ALA GLN TYR HIS ALA LYS SEQRES 59 B 908 ASP PRO ASN ASN LEU PHE MET VAL ARG LEU ALA GLN GLY SEQRES 60 B 908 LEU THR HIS LEU GLY LYS GLY THR LEU THR LEU CYS PRO SEQRES 61 B 908 TYR HIS SER ASP ARG GLN LEU MET SER GLN VAL ALA VAL SEQRES 62 B 908 ALA GLY LEU LEU THR VAL LEU VAL SER PHE LEU ASP VAL SEQRES 63 B 908 ARG ASN ILE ILE LEU GLY LYS SER HIS TYR VAL LEU TYR SEQRES 64 B 908 GLY LEU VAL ALA ALA MET GLN PRO ARG MET LEU VAL THR SEQRES 65 B 908 PHE ASP GLU GLU LEU ARG PRO LEU PRO VAL SER VAL ARG SEQRES 66 B 908 VAL GLY GLN ALA VAL ASP VAL VAL GLY GLN ALA GLY LYS SEQRES 67 B 908 PRO LYS THR ILE THR GLY PHE GLN THR HIS THR THR PRO SEQRES 68 B 908 VAL LEU LEU ALA HIS GLY GLU ARG ALA GLU LEU ALA THR SEQRES 69 B 908 GLU GLU PHE LEU PRO VAL THR PRO ILE LEU GLU GLY PHE SEQRES 70 B 908 VAL ILE LEU ARG LYS ASN PRO ASN TYR ASP LEU HELIX 1 AA1 GLY A 377 ALA A 412 1 36 HELIX 2 AA2 GLU B 47 GLY B 64 1 18 HELIX 3 AA3 LEU B 70 SER B 88 1 19 HELIX 4 AA4 LEU B 99 PRO B 101 5 3 HELIX 5 AA5 HIS B 102 MET B 113 1 12 HELIX 6 AA6 GLY B 116 MET B 131 1 16 HELIX 7 AA7 LEU B 140 VAL B 145 1 6 HELIX 8 AA8 GLU B 150 TRP B 154 5 5 HELIX 9 AA9 GLY B 155 LEU B 173 1 19 HELIX 10 AB1 GLN B 180 HIS B 198 1 19 HELIX 11 AB2 ALA B 200 ILE B 211 1 12 HELIX 12 AB3 GLN B 213 LEU B 217 5 5 HELIX 13 AB4 ALA B 225 CYS B 236 1 12 HELIX 14 AB5 PRO B 243 PHE B 259 1 17 HELIX 15 AB6 ARG B 261 ASN B 273 1 13 HELIX 16 AB7 ASP B 274 SER B 284 1 11 HELIX 17 AB8 ASP B 287 GLY B 302 1 16 HELIX 18 AB9 GLU B 313 SER B 322 1 10 HELIX 19 AC1 GLN B 325 ASP B 338 1 14 HELIX 20 AC2 PRO B 345 LYS B 350 1 6 HELIX 21 AC3 THR B 351 GLU B 354 5 4 HELIX 22 AC4 SER B 367 ASN B 382 1 16 HELIX 23 AC5 ASP B 394 TYR B 400 1 7 HELIX 24 AC6 LYS B 401 LYS B 403 5 3 HELIX 25 AC7 ASP B 404 ALA B 412 1 9 HELIX 26 AC8 ALA B 412 LEU B 418 1 7 HELIX 27 AC9 ASP B 421 ILE B 429 1 9 HELIX 28 AD1 GLU B 437 ASN B 452 1 16 HELIX 29 AD2 SER B 474 TYR B 489 1 16 HELIX 30 AD3 ARG B 494 LEU B 502 1 9 HELIX 31 AD4 PRO B 503 MET B 505 5 3 HELIX 32 AD5 SER B 511 ALA B 526 1 16 HELIX 33 AD6 ASN B 531 GLU B 544 1 14 HELIX 34 AD7 ASP B 552 ALA B 555 5 4 HELIX 35 AD8 ARG B 556 HIS B 566 1 11 HELIX 36 AD9 GLY B 570 ALA B 572 5 3 HELIX 37 AE1 ILE B 573 LEU B 580 1 8 HELIX 38 AE2 SER B 584 TYR B 600 1 17 HELIX 39 AE3 ASN B 605 SER B 617 1 13 HELIX 40 AE4 HIS B 649 ALA B 661 1 13 HELIX 41 AE5 GLU B 664 TYR B 681 1 18 HELIX 42 AE6 GLU B 683 ARG B 688 1 6 HELIX 43 AE7 ALA B 689 SER B 698 1 10 HELIX 44 AE8 ARG B 703 SER B 714 1 12 HELIX 45 AE9 ASP B 718 GLY B 733 1 16 HELIX 46 AF1 ASN B 738 HIS B 752 1 15 HELIX 47 AF2 ASP B 755 HIS B 770 1 16 HELIX 48 AF3 LEU B 771 GLY B 774 5 4 HELIX 49 AF4 SER B 789 PHE B 803 1 15 HELIX 50 AF5 LEU B 804 VAL B 806 5 3 HELIX 51 AF6 SER B 814 MET B 825 5 12 SHEET 1 AA1 2 LEU B 776 THR B 777 0 SHEET 2 AA1 2 GLN B 826 PRO B 827 -1 O GLN B 826 N THR B 777 SHEET 1 AA2 2 TYR B 781 HIS B 782 0 SHEET 2 AA2 2 LEU B 787 MET B 788 -1 O LEU B 787 N HIS B 782 SHEET 1 AA3 3 LEU B 830 PHE B 833 0 SHEET 2 AA3 3 GLY B 896 LYS B 902 1 O VAL B 898 N PHE B 833 SHEET 3 AA3 3 PHE B 887 PRO B 889 -1 N LEU B 888 O ARG B 901 SHEET 1 AA4 3 THR B 861 THR B 869 0 SHEET 2 AA4 3 SER B 843 VAL B 850 -1 N VAL B 850 O THR B 861 SHEET 3 AA4 3 GLU B 878 LEU B 882 -1 O ARG B 879 N GLY B 847 CISPEP 1 GLU B 242 PRO B 243 0 -0.05 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MASTER 641 0 0 51 10 0 0 6 6770 2 0 106 END