0.009712 0.000000 0.000000 0.000000 0.009712 0.000000 0.000000 0.000000 0.009712 0.00000 0.00000 0.00000 Albright, R.A. Matthews, B.W. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 24 90.00 90.00 90.00 102.970 102.970 102.970 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C10 H14 N5 O6 P 331.222 y 2'-DEOXYADENOSINE-5'-MONOPHOSPHATE DNA linking C9 H14 N3 O7 P 307.197 y 2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE DNA linking C10 H14 N5 O7 P 347.221 y 2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE DNA linking C10 H15 N2 O8 P 322.208 y THYMIDINE-5'-MONOPHOSPHATE DNA linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking O4 S -2 96.063 SULFATE ION non-polymer C4 H9 N O3 119.119 y THREONINE L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking N 1 N N N 2 S C N 3 N C N 4 N O N 5 N C N 6 N O N 7 N H N 8 N H N 9 N H N 10 N H N 11 N H N 12 N H N 13 N H N 14 N N N 15 S C N 16 N C N 17 N O N 18 N C N 19 N C N 20 N C N 21 N N N 22 N C N 23 N N N 24 N N N 25 N O N 26 N H N 27 N H N 28 N H N 29 N H N 30 N H N 31 N H N 32 N H N 33 N H N 34 N H N 35 N H N 36 N H N 37 N H N 38 N H N 39 N H N 40 N H N 41 N N N 42 S C N 43 N C N 44 N O N 45 N C N 46 N C N 47 N O N 48 N N N 49 N O N 50 N H N 51 N H N 52 N H N 53 N H N 54 N H N 55 N H N 56 N H N 57 N H N 58 N N N 59 S C N 60 N C N 61 N O N 62 N C N 63 N C N 64 N O N 65 N O N 66 N O N 67 N H N 68 N H N 69 N H N 70 N H N 71 N H N 72 N H N 73 N H N 74 N O N 75 N P N 76 N O N 77 N O N 78 N O N 79 N C N 80 R C N 81 N O N 82 S C N 83 N O N 84 N C N 85 R C Y 86 N N Y 87 N C Y 88 N N Y 89 N C Y 90 N C N 91 N N Y 92 N N Y 93 N C Y 94 N N Y 95 N C N 96 N H N 97 N H N 98 N H N 99 N H N 100 N H N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N H N 109 N H N 110 N O N 111 N P N 112 N O N 113 N O N 114 N O N 115 N C N 116 R C N 117 N O N 118 S C N 119 N O N 120 N C N 121 R C N 122 N N N 123 N C N 124 N O N 125 N N N 126 N C N 127 N N N 128 N C N 129 N C N 130 N H N 131 N H N 132 N H N 133 N H N 134 N H N 135 N H N 136 N H N 137 N H N 138 N H N 139 N H N 140 N H N 141 N H N 142 N H N 143 N H N 144 N O N 145 N P N 146 N O N 147 N O N 148 N O N 149 N C N 150 R C N 151 N O N 152 S C N 153 N O N 154 N C N 155 R C Y 156 N N Y 157 N C Y 158 N N Y 159 N C N 160 N C N 161 N O N 162 N N N 163 N C N 164 N N N 165 N N Y 166 N C N 167 N H N 168 N H N 169 N H N 170 N H N 171 N H N 172 N H N 173 N H N 174 N H N 175 N H N 176 N H N 177 N H N 178 N H N 179 N H N 180 N H N 181 N O N 182 N P N 183 N O N 184 N O N 185 N O N 186 N C N 187 R C N 188 N O N 189 S C N 190 N O N 191 N C N 192 R C N 193 N N N 194 N C N 195 N O N 196 N N N 197 N C N 198 N O N 199 N C N 200 N C N 201 N C N 202 N H N 203 N H N 204 N H N 205 N H N 206 N H N 207 N H N 208 N H N 209 N H N 210 N H N 211 N H N 212 N H N 213 N H N 214 N H N 215 N H N 216 N H N 217 N N N 218 S C N 219 N C N 220 N O N 221 N C N 222 N C N 223 N C N 224 N O N 225 N N N 226 N O N 227 N H N 228 N H N 229 N H N 230 N H N 231 N H N 232 N H N 233 N H N 234 N H N 235 N H N 236 N H N 237 N N N 238 S C N 239 N C N 240 N O N 241 N C N 242 N C N 243 N C N 244 N O N 245 N O N 246 N O N 247 N H N 248 N H N 249 N H N 250 N H N 251 N H N 252 N H N 253 N H N 254 N H N 255 N H N 256 N N N 257 N C N 258 N C N 259 N O N 260 N O N 261 N H N 262 N H N 263 N H N 264 N H N 265 N H N 266 N N N 267 S C N 268 N C N 269 N O N 270 N C Y 271 N C Y 272 N N Y 273 N C Y 274 N C Y 275 N N N 276 N O N 277 N H N 278 N H N 279 N H N 280 N H N 281 N H N 282 N H N 283 N H N 284 N H N 285 N H N 286 N H N 287 N O N 288 N H N 289 N H N 290 N N N 291 S C N 292 N C N 293 N O N 294 S C N 295 N C N 296 N C N 297 N C N 298 N O N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N H N 305 N H N 306 N H N 307 N H N 308 N H N 309 N H N 310 N H N 311 N H N 312 N N N 313 S C N 314 N C N 315 N O N 316 N C N 317 N C N 318 N C N 319 N C N 320 N O N 321 N H N 322 N H N 323 N H N 324 N H N 325 N H N 326 N H N 327 N H N 328 N H N 329 N H N 330 N H N 331 N H N 332 N H N 333 N H N 334 N N N 335 S C N 336 N C N 337 N O N 338 N C N 339 N C N 340 N C N 341 N C N 342 N N N 343 N O N 344 N H N 345 N H N 346 N H N 347 N H N 348 N H N 349 N H N 350 N H N 351 N H N 352 N H N 353 N H N 354 N H N 355 N H N 356 N H N 357 N H N 358 N H N 359 N N N 360 S C N 361 N C N 362 N O N 363 N C N 364 N C N 365 N S N 366 N C N 367 N O N 368 N H N 369 N H N 370 N H N 371 N H N 372 N H N 373 N H N 374 N H N 375 N H N 376 N H N 377 N H N 378 N H N 379 N N N 380 S C N 381 N C N 382 N O N 383 N C Y 384 N C Y 385 N C Y 386 N C Y 387 N C Y 388 N C Y 389 N C N 390 N O N 391 N H N 392 N H N 393 N H N 394 N H N 395 N H N 396 N H N 397 N H N 398 N H N 399 N H N 400 N H N 401 N H N 402 N N N 403 S C N 404 N C N 405 N O N 406 N C N 407 N C N 408 N C N 409 N O N 410 N H N 411 N H N 412 N H N 413 N H N 414 N H N 415 N H N 416 N H N 417 N H N 418 N H N 419 N N N 420 S C N 421 N C N 422 N O N 423 N C N 424 N O N 425 N O N 426 N H N 427 N H N 428 N H N 429 N H N 430 N H N 431 N H N 432 N H N 433 N S N 434 N O N 435 N O N 436 N O N 437 N O N 438 N N N 439 S C N 440 N C N 441 N O N 442 R C N 443 N O N 444 N C N 445 N O N 446 N H N 447 N H N 448 N H N 449 N H N 450 N H N 451 N H N 452 N H N 453 N H N 454 N H N 455 N N N 456 S C N 457 N C N 458 N O N 459 N C Y 460 N C Y 461 N C Y 462 N C Y 463 N C Y 464 N C Y 465 N C N 466 N O N 467 N O N 468 N H N 469 N H N 470 N H N 471 N H N 472 N H N 473 N H N 474 N H N 475 N H N 476 N H N 477 N H N 478 N H N 479 N N N 480 S C N 481 N C N 482 N O N 483 N C N 484 N C N 485 N C N 486 N O N 487 N H N 488 N H N 489 N H N 490 N H N 491 N H N 492 N H N 493 N H N 494 N H N 495 N H N 496 N H N 497 N H N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N doub N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N doub N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N sing N 28 N sing N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N sing N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N doub N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N doub N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N doub N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N doub N 73 N sing N 74 N sing N 75 N sing N 76 N sing N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N sing N 90 N sing N 91 N sing N 92 N sing Y 93 N sing Y 94 N sing Y 95 N doub N 96 N sing Y 97 N sing Y 98 N sing Y 99 N doub N 100 N sing Y 101 N doub N 102 N sing N 103 N sing Y 104 N sing Y 105 N doub N 106 N sing Y 107 N sing N 108 N sing N 109 N sing N 110 N doub N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N sing N 117 N sing N 118 N sing N 119 N sing N 120 N sing N 121 N sing N 122 N sing N 123 N sing N 124 N sing N 125 N sing N 126 N sing N 127 N sing N 128 N sing N 129 N sing N 130 N sing N 131 N sing N 132 N sing N 133 N doub N 134 N sing N 135 N doub N 136 N sing N 137 N sing N 138 N sing N 139 N sing N 140 N doub N 141 N sing N 142 N sing N 143 N sing N 144 N sing N 145 N doub N 146 N sing N 147 N sing N 148 N sing N 149 N sing N 150 N sing N 151 N sing N 152 N sing N 153 N sing N 154 N sing N 155 N sing N 156 N sing N 157 N sing N 158 N sing N 159 N sing N 160 N sing N 161 N sing N 162 N sing N 163 N sing N 164 N sing N 165 N sing Y 166 N sing Y 167 N sing Y 168 N doub N 169 N sing Y 170 N sing N 171 N sing Y 172 N doub N 173 N doub N 174 N sing N 175 N sing N 176 N sing N 177 N sing N 178 N doub N 179 N sing N 180 N sing N 181 N sing N 182 N sing N 183 N sing N 184 N doub N 185 N sing N 186 N sing N 187 N sing N 188 N sing N 189 N sing N 190 N sing N 191 N sing N 192 N sing N 193 N sing N 194 N sing N 195 N sing N 196 N sing N 197 N sing N 198 N sing N 199 N sing N 200 N sing N 201 N sing N 202 N sing N 203 N sing N 204 N sing N 205 N sing N 206 N sing N 207 N doub N 208 N sing N 209 N sing N 210 N sing N 211 N doub N 212 N sing N 213 N sing N 214 N doub N 215 N sing N 216 N sing N 217 N sing N 218 N sing N 219 N sing N 220 N sing N 221 N sing N 222 N sing N 223 N sing N 224 N sing N 225 N doub N 226 N sing N 227 N sing N 228 N sing N 229 N sing N 230 N sing N 231 N sing N 232 N sing N 233 N doub N 234 N sing N 235 N sing N 236 N sing N 237 N sing N 238 N sing N 239 N sing N 240 N sing N 241 N sing N 242 N sing N 243 N sing N 244 N doub N 245 N sing N 246 N sing N 247 N sing N 248 N sing N 249 N sing N 250 N sing N 251 N sing N 252 N doub N 253 N sing N 254 N sing N 255 N sing N 256 N sing N 257 N sing N 258 N sing N 259 N sing N 260 N sing N 261 N sing N 262 N doub N 263 N sing N 264 N sing N 265 N sing N 266 N sing N 267 N sing N 268 N sing N 269 N sing N 270 N sing N 271 N doub N 272 N sing N 273 N sing N 274 N sing N 275 N sing Y 276 N sing Y 277 N doub Y 278 N doub N 279 N sing Y 280 N sing N 281 N sing Y 282 N sing N 283 N sing N 284 N sing N 285 N sing N 286 N sing N 287 N sing N 288 N sing N 289 N sing N 290 N sing N 291 N sing N 292 N sing N 293 N sing N 294 N doub N 295 N sing N 296 N sing N 297 N sing N 298 N sing N 299 N sing N 300 N sing N 301 N sing N 302 N sing N 303 N sing N 304 N sing N 305 N sing N 306 N sing N 307 N sing N 308 N sing N 309 N sing N 310 N sing N 311 N sing N 312 N sing N 313 N sing N 314 N sing N 315 N doub N 316 N sing N 317 N sing N 318 N sing N 319 N sing N 320 N sing N 321 N sing N 322 N sing N 323 N sing N 324 N sing N 325 N sing N 326 N sing N 327 N sing N 328 N sing N 329 N sing N 330 N sing N 331 N sing N 332 N sing N 333 N sing N 334 N sing N 335 N sing N 336 N doub N 337 N sing N 338 N sing N 339 N sing N 340 N sing N 341 N sing N 342 N sing N 343 N sing N 344 N sing N 345 N sing N 346 N sing N 347 N sing N 348 N sing N 349 N sing N 350 N sing N 351 N sing N 352 N sing N 353 N sing N 354 N sing N 355 N sing N 356 N sing N 357 N sing N 358 N sing N 359 N sing N 360 N doub N 361 N sing N 362 N sing N 363 N sing N 364 N sing N 365 N sing N 366 N sing N 367 N sing N 368 N sing N 369 N sing N 370 N sing N 371 N sing N 372 N sing N 373 N sing N 374 N sing N 375 N sing N 376 N sing N 377 N sing N 378 N sing N 379 N doub N 380 N sing N 381 N sing N 382 N sing N 383 N sing Y 384 N doub Y 385 N sing Y 386 N sing N 387 N sing Y 388 N doub N 389 N sing Y 390 N doub N 391 N sing Y 392 N sing N 393 N sing N 394 N sing N 395 N sing N 396 N sing N 397 N sing N 398 N sing N 399 N sing N 400 N sing N 401 N sing N 402 N doub N 403 N sing N 404 N sing N 405 N sing N 406 N sing N 407 N sing N 408 N sing N 409 N sing N 410 N sing N 411 N sing N 412 N sing N 413 N sing N 414 N sing N 415 N sing N 416 N sing N 417 N sing N 418 N sing N 419 N doub N 420 N sing N 421 N sing N 422 N sing N 423 N sing N 424 N sing N 425 N sing N 426 N doub N 427 N doub N 428 N sing N 429 N sing N 430 N sing N 431 N sing N 432 N sing N 433 N sing N 434 N sing N 435 N sing N 436 N doub N 437 N sing N 438 N sing N 439 N sing N 440 N sing N 441 N sing N 442 N sing N 443 N sing N 444 N sing N 445 N sing N 446 N sing N 447 N sing N 448 N sing N 449 N sing N 450 N sing N 451 N sing N 452 N doub N 453 N sing N 454 N sing N 455 N sing N 456 N sing Y 457 N doub Y 458 N sing Y 459 N sing N 460 N sing Y 461 N doub N 462 N sing Y 463 N doub N 464 N sing Y 465 N sing N 466 N sing N 467 N sing N 468 N sing N 469 N sing N 470 N sing N 471 N sing N 472 N sing N 473 N sing N 474 N sing N 475 N sing N 476 N doub N 477 N sing N 478 N sing N 479 N sing N 480 N sing N 481 N sing N 482 N sing N 483 N sing N 484 N sing N 485 N sing N 486 N sing N 487 N sing UK J.Mol.Biol. JMOBAK 0070 0022-2836 280 137 151 10.1006/jmbi.1998.1848 9653037 Crystal structure of lambda-Cro bound to a consensus operator at 3.0 A resolution. 1998 US Protein Sci. PRCIEI 0795 0961-8368 7 1485 1494 Crystal Structure of an Engineered Cro Monomer Bound Nonspecifically to DNA: Possible Implications for Nonspecific Binding by the Wild-Type Protein 1998 UK J.Mol.Biol. JMOBAK 0070 0022-2836 280 129 Refined Structure of Cro Repressor Protein from Bacteriophage Lambda Suggests Both Flexibility and Plasticity 1998 US Proc.Natl.Acad.Sci.USA PNASA6 0040 0027-8424 95 3431 How Cro and Lambda-Repressor Distinguish between Operators: The Structural Basis Underlying a Genetic Switch 1998 US Proc.Natl.Acad.Sci.USA PNASA6 0040 0027-8424 87 8165 Protein-DNA Conformational Changes in the Crystal Structure of a Lambda Cro- Operator Complex 1990 10.2210/pdb6cro/pdb pdb_00006cro 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 295 1 COLLIMATOR AREA DETECTOR 1993-02-15 SDMS GRAPHITE CRYSTAL SINGLE WAVELENGTH M x-ray 1 1.0 ROTATING ANODE RIGAKU RU200 6118.968 DNA (5'-D(*AP*CP*TP*AP*TP*CP*AP*CP*CP*GP*CP*GP*GP*GP*TP*GP*AP*TP*AP*C)-3') 1 syn polymer 6149.979 DNA (5'-D(*TP*GP*TP*AP*TP*CP*AP*CP*CP*CP*GP*CP*GP*GP*TP*GP*AP*TP*AP*G)-3') 1 syn polymer 6712.643 LAMBDA CRO REPRESSOR 1 man polymer 96.063 SULFATE ION 1 syn non-polymer 18.015 water 7 nat water LAMBDA CRO REPRESSOR no no (DA)(DC)(DT)(DA)(DT)(DC)(DA)(DC)(DC)(DG)(DC)(DG)(DG)(DG)(DT)(DG)(DA)(DT)(DA)(DC) ACTATCACCGCGGGTGATAC R polydeoxyribonucleotide no no (DT)(DG)(DT)(DA)(DT)(DC)(DA)(DC)(DC)(DC)(DG)(DC)(DG)(DG)(DT)(DG)(DA)(DT)(DA)(DG) TGTATCACCCGCGGTGATAG U polydeoxyribonucleotide no no EQRITLKDYAMRFGQTKTAKDLGVYQSAINKAIHAGRKIFLTINADGSVYAEEVKPFPSN EQRITLKDYAMRFGQTKTAKDLGVYQSAINKAIHAGRKIFLTINADGSVYAEEVKPFPSN A polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n Lambda-like viruses Escherichia sample 10710 Enterobacteria phage lambda 562 Escherichia coli 1 3.3 47.33 VAPOR DIFFUSION, HANGING DROP 6.9 CRO PROTEIN WAS SUSPENDED IN 20MM SODIUM CACODYLATE PH6.9 THEN MIXED WITH A 30% EXCESS OF THE 19BP DNA FRAGMENT. THE COMPLEX WAS THEN MIXED WITH AN EQUAL VOLUME OF PRECIPITANT SOLUTION (70MM AMMONIUM SULFATE, 13% PEG3350) AND ALLOWED TO EQUILIBRATE VIA THE HANGING DROP METHOD AT ROOM TEMPERATURE. COCRYSTALS TYPICALLY TAKE 3-4 MONTHS TO APPEAR., vapor diffusion - hanging drop, temperature 293K 293 SODIUM CACODYLATE 1 (NH4)2SO4 1 PEG 3350 1 (NH4)2SO4 2 PEG 3350 2 1.394 1 19 R 10 U 12 0.280 R_DG10:DC12_U 1 -35.668 -0.330 0.646 -0.254 6.807 1 19 U 10 R 12 -11.035 U_DC10:DG12_R 2 -15.239 0.630 1.248 -0.387 11.000 1 19 R 9 R 13 -0.019 R_DC9:DG13_R 3 -2.875 -0.303 -0.210 0.226 -11.001 1 19 U 13 U 9 -0.023 U_DG13:DC9_U 4 -2.876 0.302 -0.212 0.225 -5.683 1 19 U 14 U 8 1.191 U_DG14:DC8_U 5 -7.144 0.434 0.333 0.077 -5.259 1 20 U 15 U 7 -6.028 U_DT15:DA7_U 6 -8.507 0.424 0.178 -0.283 8.814 1 19 U 16 U 6 -7.926 U_DG16:DC6_U 7 -0.735 0.094 -0.096 -0.599 8.812 1 19 R 16 R 6 -7.928 R_DG16:DC6_R 8 -0.731 0.094 -0.094 -0.601 7.934 1 20 U 17 U 5 -6.046 U_DA17:DT5_U 9 -1.347 0.116 0.291 -0.391 5.363 1 20 U 18 U 4 -2.156 U_DT18:DA4_U 10 -13.429 -0.541 -0.150 -0.039 5.354 1 20 R 18 R 4 -2.154 R_DT18:DA4_R 11 -13.428 -0.542 -0.148 -0.039 15.544 1 20 U 19 U 3 7.599 U_DA19:DT3_U 12 23.164 -0.088 0.371 -0.217 44.065 1 19 U 20 R 2 23.184 U_DG20:DC2_R 13 -12.275 0.836 0.065 0.024 31.297 1 R 20 U 2 15.322 R_DC20:DG2_U 14 -4.514 1.428 1.322 -0.632 0.162 9.880 R U 10 10 2.431 U R 12 12 -0.244 0.357 -0.365 0.087 RU_DG10DC10:DG12DC12_RU 1 -8.091 55.033 5.664 0.517 2.367 -3.522 -44.672 U R 10 9 10.212 R R 12 13 -3.428 -7.645 0.840 -0.241 UR_DC10DC9:DG13DG12_RR 2 11.604 15.500 -42.561 -0.446 -0.054 0.000 -179.999 R U 9 13 -0.003 R U 13 9 0.000 0.006 0.000 0.000 RU_DC9DG13:DC9DG13_UR 3 -179.999 -90.000 -117.080 0.000 0.000 2.995 30.277 U U 13 14 -4.838 U U 9 8 3.360 -2.455 0.240 -0.209 UU_DG13DG14:DC8DC9_UU 4 -12.234 24.110 27.641 0.106 -2.977 3.185 38.633 U U 14 15 4.372 U U 8 7 3.382 2.879 -0.519 -1.015 UU_DG14DT15:DA7DC8_UU 5 5.961 -9.052 38.083 -1.893 1.526 3.159 27.911 U U 15 16 12.280 U U 7 6 3.118 5.878 0.279 0.477 UU_DT15DG16:DC6DA7_UU 6 1.256 -2.623 27.268 -0.370 -0.287 0.000 0.000 U R 16 16 41.208 U R 6 6 0.000 0.002 0.000 0.000 UR_DG16DG16:DC6DC6_RU 7 -0.001 18.865 -0.001 0.000 0.000 2.742 34.903 R U 16 17 12.953 R U 6 5 3.177 7.697 0.092 -1.576 RU_DG16DA17:DT5DC6_UR 8 -3.443 5.794 33.900 -3.698 -0.632 3.459 30.071 U U 17 18 -12.274 U U 5 4 3.331 -6.280 0.588 -0.734 UU_DA17DT18:DA4DT5_UU 9 6.093 -11.908 28.798 -0.049 0.192 0.000 0.000 U R 18 18 42.687 U R 4 4 0.000 0.000 0.000 0.000 UR_DT18DT18:DA4DA4_RU 10 -0.004 -28.294 0.001 0.000 0.000 2.566 33.553 R U 18 19 12.399 R U 4 3 3.048 7.059 0.851 -0.915 RU_DT18DA19:DT3DA4_UR 11 -6.813 11.968 32.126 -2.603 -2.456 3.293 28.826 U U 19 20 0.752 U R 3 2 3.269 0.374 0.632 -0.724 UU_DA19DG20:DC2DT3_RU 12 1.831 -3.680 28.767 -1.537 -0.860 0.443 12.541 U R 20 20 15.108 R U 2 2 0.345 2.613 -0.354 -0.054 UR_DG20DC20:DG2DC2_UR 13 -11.191 64.696 5.030 -0.783 -0.674 struct_conf struct_conf_type chem_comp_atom chem_comp_bond database_2 struct_site pdbx_initial_refinement_model repository Initial release Version format compliance Version format compliance Derived calculations Data collection Database references Derived calculations Refinement description 1 0 1998-09-18 1 1 2008-05-22 1 2 2011-07-13 1 3 2017-11-29 1 4 2024-03-13 1 5 2024-04-03 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id BNL Y NDB 1998-04-22 REL REL SO4 SULFATE ION HOH water THIS ENTRY CONTAINS THE COMPLETE ASYMMETRIC UNIT. THE PROTEIN CHAIN IS PRESENTED AS CHAIN A WITH OCCUPANCY 1.0. THE 10-RESIDUE LONG DNA DUPLEX IS DISORDERED WITH EACH CONFORMATION HAVING OCCUPANCY 0.5. RESIDUES 1-10 OF BOTH DNA CHAINS R AND U PRESENT ONE CONFORMATION AND RESIDUES 11-20 OF BOTH DNA CHAINS PRESENT THE OTHER CONFORMATION. TRUNCATED VERSION OF THE PREVIOUS LOW-RESOLUTION COMPLEX STRUCTURE Other experimental model SO4 400 4 SO4 SO4 400 A HOH 106 5 HOH HOH 106 U HOH 107 5 HOH HOH 107 U HOH 101 5 HOH HOH 101 A HOH 102 5 HOH HOH 102 A HOH 103 5 HOH HOH 103 A HOH 104 5 HOH HOH 104 A HOH 105 5 HOH HOH 105 A A 1 n 1 DA 1 R C 2 n 2 DC 2 R T 3 n 3 DT 3 R A 4 n 4 DA 4 R T 5 n 5 DT 5 R C 6 n 6 DC 6 R A 7 n 7 DA 7 R C 8 n 8 DC 8 R C 9 n 9 DC 9 R G 10 n 10 DG 10 R C 11 n 11 DC 11 R G 12 n 12 DG 12 R G 13 n 13 DG 13 R G 14 n 14 DG 14 R T 15 n 15 DT 15 R G 16 n 16 DG 16 R A 17 n 17 DA 17 R T 18 n 18 DT 18 R A 19 n 19 DA 19 R C 20 n 20 DC 20 R T 1 n 1 DT 1 U G 2 n 2 DG 2 U T 3 n 3 DT 3 U A 4 n 4 DA 4 U T 5 n 5 DT 5 U C 6 n 6 DC 6 U A 7 n 7 DA 7 U C 8 n 8 DC 8 U C 9 n 9 DC 9 U C 10 n 10 DC 10 U G 11 n 11 DG 11 U C 12 n 12 DC 12 U G 13 n 13 DG 13 U G 14 n 14 DG 14 U T 15 n 15 DT 15 U G 16 n 16 DG 16 U A 17 n 17 DA 17 U T 18 n 18 DT 18 U A 19 n 19 DA 19 U G 20 n 20 DG 20 U GLU 2 n 1 GLU 2 A GLN 3 n 2 GLN 3 A ARG 4 n 3 ARG 4 A ILE 5 n 4 ILE 5 A THR 6 n 5 THR 6 A LEU 7 n 6 LEU 7 A LYS 8 n 7 LYS 8 A ASP 9 n 8 ASP 9 A TYR 10 n 9 TYR 10 A ALA 11 n 10 ALA 11 A MET 12 n 11 MET 12 A ARG 13 n 12 ARG 13 A PHE 14 n 13 PHE 14 A GLY 15 n 14 GLY 15 A GLN 16 n 15 GLN 16 A THR 17 n 16 THR 17 A LYS 18 n 17 LYS 18 A THR 19 n 18 THR 19 A ALA 20 n 19 ALA 20 A LYS 21 n 20 LYS 21 A ASP 22 n 21 ASP 22 A LEU 23 n 22 LEU 23 A GLY 24 n 23 GLY 24 A VAL 25 n 24 VAL 25 A TYR 26 n 25 TYR 26 A GLN 27 n 26 GLN 27 A SER 28 n 27 SER 28 A ALA 29 n 28 ALA 29 A ILE 30 n 29 ILE 30 A ASN 31 n 30 ASN 31 A LYS 32 n 31 LYS 32 A ALA 33 n 32 ALA 33 A ILE 34 n 33 ILE 34 A HIS 35 n 34 HIS 35 A ALA 36 n 35 ALA 36 A GLY 37 n 36 GLY 37 A ARG 38 n 37 ARG 38 A LYS 39 n 38 LYS 39 A ILE 40 n 39 ILE 40 A PHE 41 n 40 PHE 41 A LEU 42 n 41 LEU 42 A THR 43 n 42 THR 43 A ILE 44 n 43 ILE 44 A ASN 45 n 44 ASN 45 A ALA 46 n 45 ALA 46 A ASP 47 n 46 ASP 47 A GLY 48 n 47 GLY 48 A SER 49 n 48 SER 49 A VAL 50 n 49 VAL 50 A TYR 51 n 50 TYR 51 A ALA 52 n 51 ALA 52 A GLU 53 n 52 GLU 53 A GLU 54 n 53 GLU 54 A VAL 55 n 54 VAL 55 A LYS 56 n 55 LYS 56 A PRO 57 n 56 PRO 57 A PHE 58 n 57 PHE 58 A PRO 59 n 58 PRO 59 A SER 60 n 59 SER 60 A ASN 61 n 60 ASN 61 A 0.1940000 author_defined_assembly 6 hexameric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 16_566 x,-y+1,-z+3/2 crystal symmetry operation 0.0000000000 102.9700000000 154.4550000000 A O ILE 5 C O ILE 4 A N LEU 42 C N LEU 41 A O LYS 39 C O LYS 38 A N VAL 55 C N VAL 54 1 A SO4 400 D SO4 1 A SO4 400 D SO4 1 R R O3' P DG DC 10 11 18.11 1 U U O3' P DC DG 10 11 18.11 1 -5.65 0.80 109.40 103.75 R R R O5' C5' C4' DA DA DA 1 1 1 N 1 8.27 0.30 108.30 116.57 R R R O4' C1' N9 DA DA DA 1 1 1 N 1 -12.73 1.60 120.90 108.17 R R R P O5' C5' DC DC DC 2 2 2 N 1 -7.51 1.20 119.70 112.19 R R R C3' O3' P DC DC DT 2 2 3 Y 1 -6.05 0.70 108.00 101.95 R R R O4' C1' N9 DA DA DA 4 4 4 N 1 -6.26 0.80 109.40 103.14 R R R O5' C5' C4' DC DC DC 6 6 6 N 1 3.33 0.30 108.30 111.63 R R R O4' C1' N1 DC DC DC 6 6 6 N 1 4.30 0.30 108.30 112.60 R R R O4' C1' N9 DA DA DA 7 7 7 N 1 10.08 1.20 119.70 129.78 R R R C3' O3' P DA DA DC 7 7 8 Y 1 4.27 0.30 108.30 112.57 R R R O4' C1' N1 DC DC DC 8 8 8 N 1 2.42 0.30 108.30 110.72 R R R O4' C1' N9 DG DG DG 10 10 10 N 1 -8.81 1.20 119.70 110.89 R R R C3' O3' P DG DG DG 13 13 14 Y 1 4.54 0.30 108.30 112.84 R R R O4' C1' N1 DT DT DT 15 15 15 N 1 3.55 0.30 108.30 111.85 R R R O4' C1' N9 DA DA DA 17 17 17 N 1 8.14 0.30 108.30 116.44 R R R O4' C1' N1 DT DT DT 18 18 18 N 1 8.58 1.20 119.70 128.28 R R R C3' O3' P DA DA DC 19 19 20 Y 1 -3.14 0.40 104.50 101.36 R R R O4' C4' C3' DC DC DC 20 20 20 N 1 3.05 0.30 108.30 111.35 R R R O4' C1' N1 DC DC DC 20 20 20 N 1 -5.65 0.80 109.40 103.75 U U U O5' C5' C4' DT DT DT 1 1 1 N 1 -9.61 0.70 108.00 98.39 U U U O4' C1' N1 DT DT DT 1 1 1 N 1 -12.73 1.60 120.90 108.17 U U U P O5' C5' DG DG DG 2 2 2 N 1 -7.51 1.20 119.70 112.19 U U U C3' O3' P DG DG DT 2 2 3 Y 1 -6.05 0.70 108.00 101.95 U U U O4' C1' N9 DA DA DA 4 4 4 N 1 -6.26 0.80 109.40 103.14 U U U O5' C5' C4' DC DC DC 6 6 6 N 1 3.33 0.30 108.30 111.63 U U U O4' C1' N1 DC DC DC 6 6 6 N 1 4.30 0.30 108.30 112.60 U U U O4' C1' N9 DA DA DA 7 7 7 N 1 10.08 1.20 119.70 129.78 U U U C3' O3' P DA DA DC 7 7 8 Y 1 4.30 0.30 108.30 112.60 U U U O4' C1' N1 DC DC DC 8 8 8 N 1 -8.78 1.20 119.70 110.92 U U U C3' O3' P DG DG DG 13 13 14 Y 1 4.56 0.30 108.30 112.86 U U U O4' C1' N1 DT DT DT 15 15 15 N 1 3.55 0.30 108.30 111.85 U U U O4' C1' N9 DA DA DA 17 17 17 N 1 8.14 0.30 108.30 116.44 U U U O4' C1' N1 DT DT DT 18 18 18 N 1 8.58 1.20 119.70 128.28 U U U C3' O3' P DA DA DG 19 19 20 Y 1 -3.14 0.40 104.50 101.36 U U U O4' C4' C3' DG DG DG 20 20 20 N 1 2.82 0.30 108.30 111.12 U U U O4' C1' N9 DG DG DG 20 20 20 N 1 -6.26 0.90 118.30 112.04 A A A CB CG OD1 ASP ASP ASP 9 9 9 N 1 -8.57 1.40 112.40 103.83 A A A CA CB CG2 THR THR THR 17 17 17 N 1 -6.80 0.90 118.30 111.50 A A A CB CG OD2 ASP ASP ASP 22 22 22 N 1 -7.11 0.90 118.30 111.19 A A A CB CG OD1 ASP ASP ASP 47 47 47 N 1 -14.82 2.40 113.90 99.08 A A A CA CB CG PHE PHE PHE 58 58 58 N 1 R R O3' C3' DC DC 2 2 -0.047 0.006 1.419 1.372 N 1 R R O3' C3' DT DT 3 3 -0.037 0.006 1.419 1.382 N 1 R R O3' C3' DA DA 4 4 -0.064 0.006 1.419 1.355 N 1 R R O3' C3' DG DG 13 13 -0.090 0.006 1.419 1.329 N 1 U U O3' C3' DG DG 2 2 -0.047 0.006 1.419 1.372 N 1 U U O3' C3' DT DT 3 3 -0.037 0.006 1.419 1.382 N 1 U U O3' C3' DA DA 4 4 -0.064 0.006 1.419 1.355 N 1 U U O3' C3' DG DG 13 13 -0.090 0.006 1.419 1.329 N 1 A A CD OE2 GLU GLU 2 2 0.071 0.011 1.252 1.323 N 1 A THR 19 -45.00 -71.72 1 A ILE 30 -34.39 -73.86 1 A ALA 46 -27.84 -71.75 THIS MODEL UNDERWENT ONE FINAL ROUND OF REFINEMENT AFTER THE MANUSCRIPT WAS SUBMITTED. THE PSEUDO-DYAD OF THE COMPLEX IS COINCIDENT WITH A CRYSTALLOGRAPHIC TWO-FOLD AXIS, SUCH THAT THE COMPLEX IS EVENLY-DISTRIBUTED BETWEEN TWO ORIENTATIONS RELATED BY A 180-DEGREE ROTATION. THE SPACE GROUP IS I 21 3 WITH A SINGLE CRO SUBUNIT AND AN "AVERAGED" DNA HALF-FRAGMENT PER ASU. THIS AVERAGING AFFECTED ONLY THOSE BP IDENTITIES WHERE THE SEQUENCE PALINDROME BREAKS DOWN, WHICH OCCURS ONLY IN REGIONS NOT CONTACTED BY CRO. THE PROTEIN, DNA BACKBONE, AND THOSE BPS DIRECTLY CONTACTED BY CRO ARE EVERYWHERE "NORMAL". THE AVERAGED BASES CONSISTED OF THE TWO COMPONENT BASES AT A GIVEN POSITION, EACH BONDED TO THE SAME RIBOSE, BUT ALLOWED TO IGNORE THE PRESENCE OF EACH OTHER DURING REFINEMENT. 0.1940000 3.0 20.0 3758 3758 99.9 1 0.0 MIR, WITH SUBSEQUENT MOLECULAR REPLACEMENT TRUNCATED VERSION OF THE PREVIOUS LOW-RESOLUTION COMPLEX STRUCTURE TNT PROTGEO & NUCLGEO ISOTROPIC THERMAL FACTOR RESTRAINTS: TNT BCORREL (MODIFIED TO INCLUDE DNA) BABINET 160 0.50 3.0 20.0 7 1298 5 814 472 0.014 1006 1.60 2.587 1456 2.30 23.244 531 0.20 0 0.011 12 2.20 0.016 95 6.60 1.811 1058 34.00 0.033 51 10.00 40.8 3.0 20.0 6CRO 3758 3758 0.0 0.0 0.0720000 1 17.7 99.9 3.0 model building VERIFY (RODERICK) model building EDPDB (ZHANG) refinement TNT 5EB data reduction SDMS data scaling SDMS phasing VERIFY (RODERICK) phasing EDPDB (ZHANG) CRYSTAL STRUCTURE OF LAMBDA-CRO BOUND TO A CONSENSUS OPERATOR AT 3.0 ANGSTROM RESOLUTION 1 N N 2 N N 3 N N 4 N N 5 N N 5 N N A LEU 7 C LEU 6 HELX_P A PHE 14 C PHE 13 1 1 8 A GLN 16 C GLN 15 HELX_P A LEU 23 C LEU 22 1 2 8 A GLN 27 C GLN 26 HELX_P A ALA 36 C ALA 35 1 3 10 hydrog WATSON-CRICK R DC 2 A N3 DC 2 1_555 U DG 20 B N1 DG 20 1_555 hydrog WATSON-CRICK R DC 2 A N4 DC 2 1_555 U DG 20 B O6 DG 20 1_555 hydrog WATSON-CRICK R DC 2 A O2 DC 2 1_555 U DG 20 B N2 DG 20 1_555 hydrog WATSON-CRICK R DT 3 A N3 DT 3 1_555 R DA 19 A N1 DA 19 1_555 hydrog WATSON-CRICK R DT 3 A O4 DT 3 1_555 R DA 19 A N6 DA 19 1_555 hydrog WATSON-CRICK R DT 3 A N3 DT 3 1_555 U DA 19 B N1 DA 19 1_555 hydrog WATSON-CRICK R DT 3 A O4 DT 3 1_555 U DA 19 B N6 DA 19 1_555 hydrog WATSON-CRICK R DA 4 A N1 DA 4 1_555 R DT 18 A N3 DT 18 1_555 hydrog WATSON-CRICK R DA 4 A N6 DA 4 1_555 R DT 18 A O4 DT 18 1_555 hydrog WATSON-CRICK R DA 4 A N1 DA 4 1_555 U DT 18 B N3 DT 18 1_555 hydrog WATSON-CRICK R DA 4 A N6 DA 4 1_555 U DT 18 B O4 DT 18 1_555 hydrog WATSON-CRICK R DT 5 A N3 DT 5 1_555 R DA 17 A N1 DA 17 1_555 hydrog WATSON-CRICK R DT 5 A O4 DT 5 1_555 R DA 17 A N6 DA 17 1_555 hydrog WATSON-CRICK R DT 5 A N3 DT 5 1_555 U DA 17 B N1 DA 17 1_555 hydrog WATSON-CRICK R DT 5 A O4 DT 5 1_555 U DA 17 B N6 DA 17 1_555 hydrog WATSON-CRICK R DC 6 A N3 DC 6 1_555 R DG 16 A N1 DG 16 1_555 hydrog WATSON-CRICK R DC 6 A N4 DC 6 1_555 R DG 16 A O6 DG 16 1_555 hydrog WATSON-CRICK R DC 6 A O2 DC 6 1_555 R DG 16 A N2 DG 16 1_555 hydrog WATSON-CRICK R DC 6 A N3 DC 6 1_555 U DG 16 B N1 DG 16 1_555 hydrog WATSON-CRICK R DC 6 A N4 DC 6 1_555 U DG 16 B O6 DG 16 1_555 hydrog WATSON-CRICK R DC 6 A O2 DC 6 1_555 U DG 16 B N2 DG 16 1_555 hydrog WATSON-CRICK R DA 7 A N1 DA 7 1_555 R DT 15 A N3 DT 15 1_555 hydrog WATSON-CRICK R DA 7 A N6 DA 7 1_555 R DT 15 A O4 DT 15 1_555 hydrog WATSON-CRICK R DA 7 A N1 DA 7 1_555 U DT 15 B N3 DT 15 1_555 hydrog WATSON-CRICK R DA 7 A N6 DA 7 1_555 U DT 15 B O4 DT 15 1_555 hydrog WATSON-CRICK R DC 8 A N3 DC 8 1_555 R DG 14 A N1 DG 14 1_555 hydrog WATSON-CRICK R DC 8 A N4 DC 8 1_555 R DG 14 A O6 DG 14 1_555 hydrog WATSON-CRICK R DC 8 A O2 DC 8 1_555 R DG 14 A N2 DG 14 1_555 hydrog WATSON-CRICK R DC 8 A N3 DC 8 1_555 U DG 14 B N1 DG 14 1_555 hydrog WATSON-CRICK R DC 8 A N4 DC 8 1_555 U DG 14 B O6 DG 14 1_555 hydrog WATSON-CRICK R DC 8 A O2 DC 8 1_555 U DG 14 B N2 DG 14 1_555 hydrog WATSON-CRICK R DC 9 A N3 DC 9 1_555 R DG 13 A N1 DG 13 1_555 hydrog WATSON-CRICK R DC 9 A N4 DC 9 1_555 R DG 13 A O6 DG 13 1_555 hydrog WATSON-CRICK R DC 9 A O2 DC 9 1_555 R DG 13 A N2 DG 13 1_555 hydrog WATSON-CRICK R DC 9 A N3 DC 9 1_555 U DG 13 B N1 DG 13 1_555 hydrog WATSON-CRICK R DC 9 A N4 DC 9 1_555 U DG 13 B O6 DG 13 1_555 hydrog WATSON-CRICK R DC 9 A O2 DC 9 1_555 U DG 13 B N2 DG 13 1_555 hydrog DG-DC PAIR R DG 10 A O6 DG 10 1_555 R DC 11 A N4 DC 11 1_555 hydrog TYPE_3_PAIR R DG 10 A N1 DG 10 1_555 R DG 12 A O6 DG 12 1_555 hydrog TYPE_3_PAIR R DG 10 A O6 DG 10 1_555 R DG 12 A N1 DG 12 1_555 hydrog WATSON-CRICK R DG 10 A N1 DG 10 1_555 U DC 12 B N3 DC 12 1_555 hydrog WATSON-CRICK R DG 10 A N2 DG 10 1_555 U DC 12 B O2 DC 12 1_555 hydrog WATSON-CRICK R DG 10 A O6 DG 10 1_555 U DC 12 B N4 DC 12 1_555 hydrog WATSON-CRICK R DG 12 A N1 DG 12 1_555 U DC 10 B N3 DC 10 1_555 hydrog WATSON-CRICK R DG 12 A N2 DG 12 1_555 U DC 10 B O2 DC 10 1_555 hydrog WATSON-CRICK R DG 12 A O6 DG 12 1_555 U DC 10 B N4 DC 10 1_555 hydrog WATSON-CRICK R DG 13 A N1 DG 13 1_555 U DC 9 B N3 DC 9 1_555 hydrog WATSON-CRICK R DG 13 A N2 DG 13 1_555 U DC 9 B O2 DC 9 1_555 hydrog WATSON-CRICK R DG 13 A O6 DG 13 1_555 U DC 9 B N4 DC 9 1_555 hydrog WATSON-CRICK R DG 14 A N1 DG 14 1_555 U DC 8 B N3 DC 8 1_555 hydrog WATSON-CRICK R DG 14 A N2 DG 14 1_555 U DC 8 B O2 DC 8 1_555 hydrog WATSON-CRICK R DG 14 A O6 DG 14 1_555 U DC 8 B N4 DC 8 1_555 hydrog WATSON-CRICK R DT 15 A N3 DT 15 1_555 U DA 7 B N1 DA 7 1_555 hydrog WATSON-CRICK R DT 15 A O4 DT 15 1_555 U DA 7 B N6 DA 7 1_555 hydrog WATSON-CRICK R DG 16 A N1 DG 16 1_555 U DC 6 B N3 DC 6 1_555 hydrog WATSON-CRICK R DG 16 A N2 DG 16 1_555 U DC 6 B O2 DC 6 1_555 hydrog WATSON-CRICK R DG 16 A O6 DG 16 1_555 U DC 6 B N4 DC 6 1_555 hydrog WATSON-CRICK R DA 17 A N1 DA 17 1_555 U DT 5 B N3 DT 5 1_555 hydrog WATSON-CRICK R DA 17 A N6 DA 17 1_555 U DT 5 B O4 DT 5 1_555 hydrog WATSON-CRICK R DT 18 A N3 DT 18 1_555 U DA 4 B N1 DA 4 1_555 hydrog WATSON-CRICK R DT 18 A O4 DT 18 1_555 U DA 4 B N6 DA 4 1_555 hydrog WATSON-CRICK R DA 19 A N1 DA 19 1_555 U DT 3 B N3 DT 3 1_555 hydrog WATSON-CRICK R DA 19 A N6 DA 19 1_555 U DT 3 B O4 DT 3 1_555 hydrog DC-DG PAIR R DC 20 A O2 DC 20 1_555 U DG 2 B N1 DG 2 1_555 hydrog TYPE_4_PAIR U DG 2 B N2 DG 2 1_555 U DG 20 B N3 DG 20 1_555 hydrog TYPE_4_PAIR U DG 2 B N3 DG 2 1_555 U DG 20 B N2 DG 20 1_555 hydrog WATSON-CRICK U DT 3 B N3 DT 3 1_555 U DA 19 B N1 DA 19 1_555 hydrog WATSON-CRICK U DT 3 B O4 DT 3 1_555 U DA 19 B N6 DA 19 1_555 hydrog WATSON-CRICK U DA 4 B N1 DA 4 1_555 U DT 18 B N3 DT 18 1_555 hydrog WATSON-CRICK U DA 4 B N6 DA 4 1_555 U DT 18 B O4 DT 18 1_555 hydrog WATSON-CRICK U DT 5 B N3 DT 5 1_555 U DA 17 B N1 DA 17 1_555 hydrog WATSON-CRICK U DT 5 B O4 DT 5 1_555 U DA 17 B N6 DA 17 1_555 hydrog WATSON-CRICK U DC 6 B N3 DC 6 1_555 U DG 16 B N1 DG 16 1_555 hydrog WATSON-CRICK U DC 6 B N4 DC 6 1_555 U DG 16 B O6 DG 16 1_555 hydrog WATSON-CRICK U DC 6 B O2 DC 6 1_555 U DG 16 B N2 DG 16 1_555 hydrog WATSON-CRICK U DA 7 B N1 DA 7 1_555 U DT 15 B N3 DT 15 1_555 hydrog WATSON-CRICK U DA 7 B N6 DA 7 1_555 U DT 15 B O4 DT 15 1_555 hydrog WATSON-CRICK U DC 8 B N3 DC 8 1_555 U DG 14 B N1 DG 14 1_555 hydrog WATSON-CRICK U DC 8 B N4 DC 8 1_555 U DG 14 B O6 DG 14 1_555 hydrog WATSON-CRICK U DC 8 B O2 DC 8 1_555 U DG 14 B N2 DG 14 1_555 hydrog WATSON-CRICK U DC 9 B N3 DC 9 1_555 U DG 13 B N1 DG 13 1_555 hydrog WATSON-CRICK U DC 9 B N4 DC 9 1_555 U DG 13 B O6 DG 13 1_555 hydrog WATSON-CRICK U DC 9 B O2 DC 9 1_555 U DG 13 B N2 DG 13 1_555 GENE REGULATION/DNA COMPLEX (TRANSCRIPTION REGULATION-DNA), CRO, BACTERIOPHAGE LAMBDA, CONFORMATIONAL CHANGE, REPRESSOR, HELIX-TURN-HELIX, GENE REGULATION-DNA COMPLEX A GLU 2 C GLU 1 1 A GLN 3 C GLN 2 -2.99 A PHE 58 C PHE 57 1 A PRO 59 C PRO 58 2.60 RCRO_LAMBD UNP 3 2 P03040 6CRO PDB 1 6CRO 6CRO PDB 2 6CRO 2 61 6CRO 2 61 P03040 A 1 1 60 1 20 6CRO 1 20 6CRO R 2 1 20 1 20 6CRO 1 20 6CRO U 3 1 20 3 anti-parallel anti-parallel A ARG 4 C ARG 3 A THR 6 C THR 5 A LYS 39 C LYS 38 A ILE 44 C ILE 43 A VAL 50 C VAL 49 A VAL 55 C VAL 54 BINDING SITE FOR RESIDUE SO4 A 400 A SO4 400 Software 6 A GLN 3 C GLN 2 6 1_555 A GLN 3 C GLN 2 6 8_656 A GLN 3 C GLN 2 6 11_466 A ARG 13 C ARG 12 6 11_466 A ARG 13 C ARG 12 6 1_555 A ARG 13 C ARG 12 6 8_656 199 cubic I 21 3