0.024900 0.000000 0.000000 0.000000 0.020394 0.000000 0.000000 0.000000 0.012620 0.00000 0.00000 0.00000 Barrick, D. Dahlquist, F.W. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.00 90.00 40.161 49.033 79.240 C4 H7 N2 1 83.112 1-METHYLIMIDAZOLE non-polymer 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 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 C34 H32 Fe N4 O4 616.487 PROTOPORPHYRIN IX CONTAINING FE HEME non-polymer 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 C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN 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 Y 1 N N Y 2 N C Y 3 N N Y 4 N C Y 5 N C N 6 N C 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 O N 20 N H N 21 N H N 22 N H N 23 N H N 24 N H N 25 N H N 26 N H N 27 N N N 28 S C N 29 N C N 30 N O N 31 N C N 32 N C N 33 N C N 34 N N N 35 N C N 36 N N N 37 N N N 38 N O N 39 N H N 40 N H N 41 N H N 42 N H N 43 N H N 44 N H N 45 N H N 46 N H N 47 N H N 48 N H N 49 N H N 50 N H N 51 N H N 52 N H N 53 N H N 54 N N N 55 S C N 56 N C N 57 N O N 58 N C N 59 N C N 60 N O N 61 N N N 62 N O N 63 N H N 64 N H N 65 N H N 66 N H N 67 N H N 68 N H N 69 N H N 70 N H N 71 N N N 72 S C N 73 N C N 74 N O N 75 N C N 76 N C N 77 N O N 78 N O N 79 N O N 80 N H N 81 N H N 82 N H N 83 N H N 84 N H N 85 N H N 86 N H N 87 N N N 88 S C N 89 N C N 90 N O N 91 N C N 92 N C N 93 N C N 94 N O N 95 N N N 96 N O 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 N N 108 S C N 109 N C N 110 N O N 111 N C N 112 N C N 113 N C N 114 N O N 115 N O N 116 N O N 117 N H N 118 N H N 119 N H N 120 N H N 121 N H N 122 N H N 123 N H N 124 N H N 125 N H N 126 N N N 127 N C N 128 N C N 129 N O N 130 N O N 131 N H N 132 N H N 133 N H N 134 N H N 135 N H N 136 N C N 137 N C N 138 N C N 139 N C Y 140 N C Y 141 N C Y 142 N C Y 143 N C N 144 N C N 145 N C N 146 N C N 147 N C N 148 N O N 149 N O N 150 N C N 151 N C N 152 N C N 153 N C N 154 N C N 155 N C N 156 N C Y 157 N C Y 158 N C Y 159 N C Y 160 N C N 161 N C N 162 N C N 163 N C N 164 N C N 165 N C N 166 N C N 167 N C N 168 N C N 169 N C N 170 N C N 171 N C N 172 N O N 173 N O Y 174 N N N 175 N N Y 176 N N N 177 N N N 178 N FE N 179 N H N 180 N H N 181 N H N 182 N H N 183 N H N 184 N H N 185 N H N 186 N H N 187 N H N 188 N H N 189 N H N 190 N H N 191 N H N 192 N H N 193 N H N 194 N H N 195 N H N 196 N H N 197 N H N 198 N H N 199 N H N 200 N H N 201 N H 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 N N 212 S C N 213 N C N 214 N O N 215 N C Y 216 N C Y 217 N N Y 218 N C Y 219 N C Y 220 N N N 221 N O N 222 N H N 223 N H N 224 N H N 225 N H N 226 N H N 227 N H N 228 N H N 229 N H N 230 N H N 231 N H N 232 N O N 233 N H N 234 N H N 235 N N N 236 S C N 237 N C N 238 N O N 239 S C N 240 N C N 241 N C N 242 N C N 243 N O N 244 N H N 245 N H N 246 N H 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 H N 257 N N N 258 S C N 259 N C N 260 N O N 261 N C N 262 N C N 263 N C N 264 N C N 265 N O N 266 N H N 267 N H N 268 N H N 269 N H N 270 N H N 271 N H N 272 N H N 273 N H N 274 N H N 275 N H N 276 N H N 277 N H N 278 N H N 279 N N N 280 S C N 281 N C N 282 N O N 283 N C N 284 N C N 285 N C N 286 N C N 287 N N N 288 N O N 289 N H N 290 N H N 291 N H N 292 N H N 293 N H N 294 N H N 295 N H N 296 N H N 297 N H N 298 N H N 299 N H N 300 N H N 301 N H N 302 N H N 303 N H N 304 N N N 305 S C N 306 N C N 307 N O N 308 N C N 309 N C N 310 N S N 311 N C N 312 N O N 313 N H N 314 N H N 315 N H N 316 N H N 317 N H N 318 N H N 319 N H N 320 N H N 321 N H N 322 N H N 323 N H N 324 N N N 325 S C N 326 N C N 327 N O N 328 N C Y 329 N C Y 330 N C Y 331 N C Y 332 N C Y 333 N C Y 334 N C N 335 N O N 336 N H N 337 N H N 338 N H N 339 N H N 340 N H N 341 N H N 342 N H N 343 N H N 344 N H N 345 N H N 346 N H N 347 N N N 348 S C N 349 N C N 350 N O N 351 N C N 352 N C N 353 N C N 354 N O N 355 N H N 356 N H N 357 N H N 358 N H N 359 N H N 360 N H N 361 N H N 362 N H N 363 N H N 364 N N N 365 S C N 366 N C N 367 N O N 368 N C N 369 N O N 370 N O 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 N N 379 S C N 380 N C N 381 N O N 382 R C N 383 N O N 384 N C N 385 N O N 386 N H N 387 N H N 388 N H N 389 N H N 390 N H N 391 N H N 392 N H N 393 N H N 394 N H N 395 N N N 396 S C N 397 N C N 398 N O N 399 N C Y 400 N C Y 401 N C Y 402 N C Y 403 N N Y 404 N C Y 405 N C Y 406 N C Y 407 N C Y 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 H N 420 N H N 421 N H N 422 N N N 423 S C N 424 N C N 425 N O N 426 N C Y 427 N C Y 428 N C Y 429 N C Y 430 N C Y 431 N C Y 432 N C N 433 N O N 434 N O N 435 N H N 436 N H N 437 N H N 438 N H N 439 N H N 440 N H N 441 N H N 442 N H N 443 N H N 444 N H N 445 N H N 446 N N N 447 S C N 448 N C N 449 N O N 450 N C N 451 N C N 452 N C N 453 N O N 454 N H N 455 N H N 456 N H N 457 N H N 458 N H N 459 N H N 460 N H N 461 N H N 462 N H N 463 N H N 464 N H Y 1 N sing Y 2 N sing N 3 N sing Y 4 N doub N 5 N sing Y 6 N sing N 7 N sing Y 8 N doub 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 sing N 20 N doub 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 doub N 33 N sing 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 sing N 46 N doub N 47 N sing N 48 N sing N 49 N sing N 50 N sing 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 doub N 59 N sing N 60 N sing N 61 N sing N 62 N sing N 63 N doub N 64 N sing N 65 N sing N 66 N sing N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N doub N 75 N sing N 76 N sing N 77 N sing N 78 N sing N 79 N doub 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 doub N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N doub N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N doub N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing N 116 N doub 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 doub N 127 N sing N 128 N sing N 129 N sing N 130 N doub N 131 N sing N 132 N sing N 133 N doub N 134 N sing N 135 N sing N 136 N doub N 137 N sing N 138 N doub N 139 N sing N 140 N sing Y 141 N doub Y 142 N sing Y 143 N sing N 144 N sing Y 145 N doub N 146 N sing Y 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 doub N 158 N sing N 159 N sing N 160 N sing N 161 N doub N 162 N sing N 163 N sing N 164 N sing N 165 N doub N 166 N sing N 167 N sing N 168 N sing N 169 N doub N 170 N sing N 171 N sing N 172 N sing Y 173 N sing Y 174 N sing Y 175 N doub N 176 N sing Y 177 N sing N 178 N sing Y 179 N sing N 180 N sing N 181 N sing N 182 N sing N 183 N doub N 184 N sing N 185 N sing N 186 N sing N 187 N sing N 188 N doub N 189 N doub 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 doub N 204 N sing N 205 N sing N 206 N sing N 207 N sing N 208 N sing N 209 N sing N 210 N sing N 211 N sing N 212 N sing N 213 N sing N 214 N sing N 215 N sing N 216 N sing N 217 N doub N 218 N sing N 219 N sing N 220 N sing N 221 N sing Y 222 N sing Y 223 N doub Y 224 N doub N 225 N sing Y 226 N sing N 227 N sing Y 228 N sing N 229 N sing N 230 N sing N 231 N sing N 232 N sing N 233 N sing 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 doub N 241 N sing N 242 N sing N 243 N sing N 244 N sing 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 sing 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 doub N 262 N sing 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 sing N 272 N sing N 273 N sing N 274 N sing N 275 N sing N 276 N sing N 277 N sing N 278 N sing N 279 N sing N 280 N sing N 281 N sing N 282 N doub 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 sing 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 doub 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 sing 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 doub N 326 N sing N 327 N sing N 328 N sing N 329 N sing Y 330 N doub Y 331 N sing Y 332 N sing N 333 N sing Y 334 N doub N 335 N sing Y 336 N doub N 337 N sing Y 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 doub 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 sing N 361 N sing N 362 N sing N 363 N sing N 364 N sing N 365 N doub 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 doub N 379 N sing N 380 N sing N 381 N sing N 382 N sing N 383 N sing N 384 N sing N 385 N sing N 386 N sing N 387 N sing N 388 N sing N 389 N sing N 390 N sing N 391 N sing N 392 N sing N 393 N sing N 394 N doub N 395 N sing N 396 N sing N 397 N sing N 398 N sing Y 399 N doub Y 400 N sing Y 401 N sing N 402 N sing Y 403 N doub Y 404 N sing Y 405 N sing N 406 N sing Y 407 N sing Y 408 N doub N 409 N sing Y 410 N doub N 411 N sing Y 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 sing N 420 N sing N 421 N sing N 422 N doub N 423 N sing N 424 N sing N 425 N sing N 426 N sing Y 427 N doub Y 428 N sing Y 429 N sing N 430 N sing Y 431 N doub N 432 N sing Y 433 N doub N 434 N sing Y 435 N sing N 436 N sing 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 doub N 447 N sing N 448 N sing N 449 N sing N 450 N sing N 451 N sing N 452 N sing N 453 N sing N 454 N sing N 455 N sing N 456 N sing N 457 N sing US Proteins PSFGEY 0867 0887-3585 39 278 290 10.1002/(SICI)1097-0134(20000601)39:4<278::AID-PROT20>3.0.CO;2-T 10813811 Trans-substitution of the proximal hydrogen bond in myoglobin: I. Structural consequences of hydrogen bond deletion. 2000 To be Published 0353 Trans-substitution of the proximal hydrogen bond in myoglobin: II. Energetics, functional consequences, and implications for hemoglobin allostery. 10.2210/pdb1duo/pdb pdb_00001duo 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 298.0 1 AREA DETECTOR 1994-11-29 SDMS SINGLE WAVELENGTH M x-ray 1 1.54 1.0 1.54 ROTATING ANODE RIGAKU RU200 HEME IS BOUND TO THE PROTEIN DURING BACTERIAL EXPRESSION 17153.857 SPERM WHALE METAQUOMYOGLOBIN VARIANT H93G H93G 1 man polymer 616.487 PROTOPORPHYRIN IX CONTAINING FE 1 syn non-polymer 83.112 1-METHYLIMIDAZOLE 1 syn non-polymer 18.015 water 24 nat water no no VLSEGEWQLVLHVWAKVEADVAGHGQDILIRLFKSHPETLEKFDRFKHLKTEAEMKASEDLKKHGVTVLTALGAILKKKG HHEAELKPLAQSGATKHKIPIKYLEFISEAIIHVLHSRHPGDFGADAQGAMNKALELFRKDIAAKYKELGYQG VLSEGEWQLVLHVWAKVEADVAGHGQDILIRLFKSHPETLEKFDRFKHLKTEAEMKASEDLKKHGVTVLTALGAILKKKG HHEAELKPLAQSGATKHKIPIKYLEFISEAIIHVLHSRHPGDFGADAQGAMNKALELFRKDIAAKYKELGYQG 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 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 sperm whale Physeter Escherichia sample 9755 Physeter catodon 562 Escherichia coli PLASMID P413B 1 2.27 45.90 VAPOR DIFFUSION, HANGING DROP 6.5 35 % PEG 8000, 0.3 M NaOAc, 0.1 M PIPES, and 0.1 % dioxane, pH 6.5, VAPOR DIFFUSION, HANGING DROP Room temperature struct_ref_seq_dif atom_site pdbx_entity_src_syn chem_comp_atom chem_comp_bond database_2 struct_ref_seq_dif struct_site repository Initial release Version format compliance Version format compliance Database references Atomic model Data collection Source and taxonomy Data collection Database references Derived calculations 1 0 2000-02-07 1 1 2008-04-27 1 2 2011-07-13 1 3 2018-03-14 2 0 2019-05-15 2 1 2024-02-07 _struct_ref_seq_dif.details _atom_site.B_iso_or_equiv _atom_site.Cartn_x _atom_site.Cartn_y _atom_site.Cartn_z _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id Sperm whale metaquomyoglobin proximal histidine mutant H93G with imidazole as proximal ligand. Same crystallization conditions and refinement procedures. Sperm whale metaquomyoglobin proximal histidine mutant H93G with 4-methylimidazole as proximal ligand. Same crystallization conditions and refinement procedures. Wild-type sperm whale metaquomyoglobin. Same crystallization conditions and refinement procedures. RCSB Y RCSB 2000-01-18 REL REL HEM PROTOPORPHYRIN IX CONTAINING FE 1MZ 1-METHYLIMIDAZOLE HOH water HEM 0 2 HEM HEM 154 A 1IM 0 3 1MZ 1MZ 155 A WAT 0 4 HOH HOH 156 A WAT 0 4 HOH HOH 157 A WAT 0 4 HOH HOH 158 A WAT 0 4 HOH HOH 159 A WAT 0 4 HOH HOH 160 A WAT 0 4 HOH HOH 161 A WAT 0 4 HOH HOH 162 A WAT 0 4 HOH HOH 163 A WAT 0 4 HOH HOH 164 A WAT 0 4 HOH HOH 165 A WAT 0 4 HOH HOH 166 A WAT 0 4 HOH HOH 167 A WAT 0 4 HOH HOH 168 A WAT 0 4 HOH HOH 169 A WAT 0 4 HOH HOH 170 A WAT 0 4 HOH HOH 171 A WAT 0 4 HOH HOH 172 A WAT 0 4 HOH HOH 173 A WAT 0 4 HOH HOH 174 A WAT 0 4 HOH HOH 175 A WAT 0 4 HOH HOH 176 A WAT 0 4 HOH HOH 177 A WAT 0 4 HOH HOH 178 A WAT 0 4 HOH HOH 179 A VAL 1 n 1 VAL 1 A LEU 2 n 2 LEU 2 A SER 3 n 3 SER 3 A GLU 4 n 4 GLU 4 A GLY 5 n 5 GLY 5 A GLU 6 n 6 GLU 6 A TRP 7 n 7 TRP 7 A GLN 8 n 8 GLN 8 A LEU 9 n 9 LEU 9 A VAL 10 n 10 VAL 10 A LEU 11 n 11 LEU 11 A HIS 12 n 12 HIS 12 A VAL 13 n 13 VAL 13 A TRP 14 n 14 TRP 14 A ALA 15 n 15 ALA 15 A LYS 16 n 16 LYS 16 A VAL 17 n 17 VAL 17 A GLU 18 n 18 GLU 18 A ALA 19 n 19 ALA 19 A ASP 20 n 20 ASP 20 A VAL 21 n 21 VAL 21 A ALA 22 n 22 ALA 22 A GLY 23 n 23 GLY 23 A HIS 24 n 24 HIS 24 A GLY 25 n 25 GLY 25 A GLN 26 n 26 GLN 26 A ASP 27 n 27 ASP 27 A ILE 28 n 28 ILE 28 A LEU 29 n 29 LEU 29 A ILE 30 n 30 ILE 30 A ARG 31 n 31 ARG 31 A LEU 32 n 32 LEU 32 A PHE 33 n 33 PHE 33 A LYS 34 n 34 LYS 34 A SER 35 n 35 SER 35 A HIS 36 n 36 HIS 36 A PRO 37 n 37 PRO 37 A GLU 38 n 38 GLU 38 A THR 39 n 39 THR 39 A LEU 40 n 40 LEU 40 A GLU 41 n 41 GLU 41 A LYS 42 n 42 LYS 42 A PHE 43 n 43 PHE 43 A ASP 44 n 44 ASP 44 A ARG 45 n 45 ARG 45 A PHE 46 n 46 PHE 46 A GLY 47 n 47 LYS 47 A HIS 48 n 48 HIS 48 A LEU 49 n 49 LEU 49 A LYS 50 n 50 LYS 50 A THR 51 n 51 THR 51 A GLU 52 n 52 GLU 52 A ALA 53 n 53 ALA 53 A GLU 54 n 54 GLU 54 A MET 55 n 55 MET 55 A LYS 56 n 56 LYS 56 A ALA 57 n 57 ALA 57 A SER 58 n 58 SER 58 A GLU 59 n 59 GLU 59 A ASP 60 n 60 ASP 60 A LEU 61 n 61 LEU 61 A LYS 62 n 62 LYS 62 A LYS 63 n 63 LYS 63 A HIS 64 n 64 HIS 64 A GLY 65 n 65 GLY 65 A VAL 66 n 66 VAL 66 A THR 67 n 67 THR 67 A VAL 68 n 68 VAL 68 A LEU 69 n 69 LEU 69 A THR 70 n 70 THR 70 A ALA 71 n 71 ALA 71 A LEU 72 n 72 LEU 72 A GLY 73 n 73 GLY 73 A ALA 74 n 74 ALA 74 A ILE 75 n 75 ILE 75 A LEU 76 n 76 LEU 76 A LYS 77 n 77 LYS 77 A LYS 78 n 78 LYS 78 A LYS 79 n 79 LYS 79 A GLY 80 n 80 GLY 80 A HIS 81 n 81 HIS 81 A HIS 82 n 82 HIS 82 A GLU 83 n 83 GLU 83 A ALA 84 n 84 ALA 84 A GLU 85 n 85 GLU 85 A LEU 86 n 86 LEU 86 A LYS 87 n 87 LYS 87 A PRO 88 n 88 PRO 88 A LEU 89 n 89 LEU 89 A ALA 90 n 90 ALA 90 A ALA 91 n 91 GLN 91 A SER 92 n 92 SER 92 A GLY 93 n 93 GLY 93 A ALA 94 n 94 ALA 94 A THR 95 n 95 THR 95 A LYS 96 n 96 LYS 96 A HIS 97 n 97 HIS 97 A LYS 98 n 98 LYS 98 A ILE 99 n 99 ILE 99 A PRO 100 n 100 PRO 100 A ILE 101 n 101 ILE 101 A LYS 102 n 102 LYS 102 A TYR 103 n 103 TYR 103 A LEU 104 n 104 LEU 104 A GLU 105 n 105 GLU 105 A PHE 106 n 106 PHE 106 A ILE 107 n 107 ILE 107 A SER 108 n 108 SER 108 A GLU 109 n 109 GLU 109 A ALA 110 n 110 ALA 110 A ILE 111 n 111 ILE 111 A ILE 112 n 112 ILE 112 A HIS 113 n 113 HIS 113 A VAL 114 n 114 VAL 114 A LEU 115 n 115 LEU 115 A HIS 116 n 116 HIS 116 A SER 117 n 117 SER 117 A ARG 118 n 118 ARG 118 A HIS 119 n 119 HIS 119 A PRO 120 n 120 PRO 120 A GLY 121 n 121 GLY 121 A ASP 122 n 122 ASP 122 A PHE 123 n 123 PHE 123 A GLY 124 n 124 GLY 124 A ALA 125 n 125 ALA 125 A ASP 126 n 126 ASP 126 A ALA 127 n 127 ALA 127 A GLN 128 n 128 GLN 128 A GLY 129 n 129 GLY 129 A ALA 130 n 130 ALA 130 A MET 131 n 131 MET 131 A ASN 132 n 132 ASN 132 A LYS 133 n 133 LYS 133 A ALA 134 n 134 ALA 134 A LEU 135 n 135 LEU 135 A GLU 136 n 136 GLU 136 A LEU 137 n 137 LEU 137 A PHE 138 n 138 PHE 138 A ARG 139 n 139 ARG 139 A LYS 140 n 140 LYS 140 A ASP 141 n 141 ASP 141 A ILE 142 n 142 ILE 142 A ALA 143 n 143 ALA 143 A ALA 144 n 144 ALA 144 A LYS 145 n 145 LYS 145 A TYR 146 n 146 TYR 146 A LYS 147 n 147 LYS 147 A GLU 148 n 148 GLU 148 A LEU 149 n 149 LEU 149 A GLY 150 n 150 GLY 150 A TYR 151 n 151 TYR 151 A GLN 152 n 152 GLN 152 A n 153 153 A 0.1810000 author_defined_assembly 1 monomeric A 1MZ 155 C N3 1MZ 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B NA HEM 1_555 77.6 A 1MZ 155 C N3 1MZ 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B NB HEM 1_555 92.8 A HEM 154 B NA HEM 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B NB HEM 1_555 86.0 A 1MZ 155 C N3 1MZ 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B NC HEM 1_555 102.2 A HEM 154 B NA HEM 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B NC HEM 1_555 176.2 A HEM 154 B NB HEM 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B NC HEM 1_555 90.2 A 1MZ 155 C N3 1MZ 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B ND HEM 1_555 83.4 A HEM 154 B NA HEM 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B ND HEM 1_555 92.6 A HEM 154 B NB HEM 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B ND HEM 1_555 176.2 A HEM 154 B NC HEM 1_555 A HEM 154 B FE HEM 1_555 A HEM 154 B ND HEM 1_555 91.1 A 1MZ 155 C N3 1MZ 1_555 A HEM 154 B FE HEM 1_555 A HOH 156 D O HOH 1_555 174.4 A HEM 154 B NA HEM 1_555 A HEM 154 B FE HEM 1_555 A HOH 156 D O HOH 1_555 100.7 A HEM 154 B NB HEM 1_555 A HEM 154 B FE HEM 1_555 A HOH 156 D O HOH 1_555 92.4 A HEM 154 B NC HEM 1_555 A HEM 154 B FE HEM 1_555 A HOH 156 D O HOH 1_555 79.9 A HEM 154 B ND HEM 1_555 A HEM 154 B FE HEM 1_555 A HOH 156 D O HOH 1_555 91.4 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 A CD LYS 34 A CD LYS 34 1 Y 1 A CE LYS 34 A CE LYS 34 1 Y 1 A NZ LYS 34 A NZ LYS 34 1 Y 1 A CB ARG 45 A CB ARG 45 1 Y 1 A CG ARG 45 A CG ARG 45 1 Y 1 A CD ARG 45 A CD ARG 45 1 Y 1 A NE ARG 45 A NE ARG 45 1 Y 1 A CZ ARG 45 A CZ ARG 45 1 Y 1 A NH1 ARG 45 A NH1 ARG 45 1 Y 1 A NH2 ARG 45 A NH2 ARG 45 1 Y 1 A CB LYS 47 A CB LYS 47 1 Y 1 A CG LYS 47 A CG LYS 47 1 Y 1 A CD LYS 47 A CD LYS 47 1 Y 1 A CE LYS 47 A CE LYS 47 1 Y 1 A NZ LYS 47 A NZ LYS 47 1 Y 1 A CE LYS 62 A CE LYS 62 1 Y 1 A NZ LYS 62 A NZ LYS 62 1 Y 1 A CG GLN 91 A CG GLN 91 1 Y 1 A CD GLN 91 A CD GLN 91 1 Y 1 A OE1 GLN 91 A OE1 GLN 91 1 Y 1 A NE2 GLN 91 A NE2 GLN 91 1 Y 1 A CD LYS 140 A CD LYS 140 1 Y 1 A CE LYS 140 A CE LYS 140 1 Y 1 A NZ LYS 140 A NZ LYS 140 1 Y 1 A CE LYS 145 A CE LYS 145 1 Y 1 A NZ LYS 145 A NZ LYS 145 1 Y 1 A CE LYS 147 A CE LYS 147 1 Y 1 A NZ LYS 147 A NZ LYS 147 1 Y 1 A GLY 153 A GLY 153 1 Y 1 7.79 0.90 118.30 126.09 A A A CB CG OD1 ASP ASP ASP 20 20 20 N 1 -7.17 0.90 118.30 111.13 A A A CB CG OD2 ASP ASP ASP 20 20 20 N 1 6.20 0.90 118.30 124.50 A A A CB CG OD1 ASP ASP ASP 44 44 44 N 1 -6.93 0.90 118.30 111.37 A A A CB CG OD2 ASP ASP ASP 44 44 44 N 1 17.60 1.40 123.60 141.20 A A A CD NE CZ ARG ARG ARG 118 118 118 N 1 10.93 0.50 120.30 131.23 A A A NE CZ NH1 ARG ARG ARG 118 118 118 N 1 -10.94 0.50 120.30 109.36 A A A NE CZ NH2 ARG ARG ARG 118 118 118 N 1 -6.55 0.90 118.30 111.75 A A A CB CG OD2 ASP ASP ASP 122 122 122 N 1 3.74 0.60 121.00 124.74 A A A CB CG CD2 TYR TYR TYR 146 146 146 N 1 A A CD OE2 GLU GLU 4 4 0.078 0.011 1.252 1.330 N 1 A A CD OE2 GLU GLU 6 6 0.070 0.011 1.252 1.322 N 1 A A CD OE2 GLU GLU 18 18 0.079 0.011 1.252 1.331 N 1 A A CD OE2 GLU GLU 38 38 0.078 0.011 1.252 1.330 N 1 A A CD OE2 GLU GLU 41 41 0.068 0.011 1.252 1.320 N 1 A A CD OE2 GLU GLU 54 54 0.075 0.011 1.252 1.327 N 1 A A CD OE2 GLU GLU 83 83 0.074 0.011 1.252 1.326 N 1 A A CD OE2 GLU GLU 109 109 0.082 0.011 1.252 1.334 N 1 A A CD OE2 GLU GLU 136 136 0.067 0.011 1.252 1.319 N 1 A ASP 20 -161.33 65.58 1 A LYS 96 -100.74 -61.13 0.1810000 2.00 20.0 9290 9290 76 1 Bond length 0.02 angstroms; Bond angles 3 degrees; Trig planes 0.02, General planes 0.02; B-correlation 6.0 angstroms squared. 2.00 20.0 24 1251 49 0 1178 0.02 3.0 17.3 2.0 20.0 1DUO 9290 9290 0.0560000 1 9.70 2.19 76 0.1820000 2.0 2.15 1522 1.36 71.1 refinement TNT data reduction SDMS data scaling SDMS phasing TNT SPERM WHALE METAQUOMYOGLOBIN PROXIMAL HISTIDINE MUTANT H93G WITH 1-METHYLIMIDAZOLE AS PROXIMAL LIGAND. 1 N N 2 N N 3 N N 4 N N A SER 3 A SER 3 HELX_P A ALA 19 A ALA 19 1 1 17 A ASP 20 A ASP 20 HELX_P A HIS 36 A HIS 36 1 2 17 A HIS 36 A HIS 36 HELX_P A GLU 41 A GLU 41 1 3 6 A THR 51 A THR 51 HELX_P A SER 58 A SER 58 1 4 8 A SER 58 A SER 58 HELX_P A LYS 77 A LYS 77 1 5 20 A HIS 82 A HIS 82 HELX_P A LYS 96 A LYS 96 1 6 15 A PRO 100 A PRO 100 HELX_P A HIS 119 A HIS 119 1 7 20 A PRO 120 A PRO 120 HELX_P A PHE 123 A PHE 123 5 8 4 A GLY 124 A GLY 124 HELX_P A LEU 149 A LEU 149 1 9 26 metalc 2.136 A HEM 154 B FE HEM 1_555 A 1MZ 155 C N3 1MZ 1_555 metalc 2.220 A HEM 154 B FE HEM 1_555 A HOH 156 D O HOH 1_555 OXIDOREDUCTASE Myoglobin, ligand substitution, heme protein, OXIDOREDUCTASE MYG_PHYCA UNP 1 P02185 1 153 1DUO 1 153 P02185 A 1 1 153 1 HIS engineered mutation GLY 93 1DUO A P02185 UNP 93 93 BINDING SITE FOR RESIDUE HEM A 154 A HEM 154 Software 9 BINDING SITE FOR RESIDUE 1MZ A 155 A 1MZ 155 Software 5 A LYS 42 A LYS 42 9 1_555 A PHE 43 A PHE 43 9 1_555 A SER 92 A SER 92 9 1_555 A HIS 97 A HIS 97 9 1_555 A ILE 99 A ILE 99 9 1_555 A TYR 103 A TYR 103 9 1_555 A ILE 107 A ILE 107 9 1_555 A 1MZ 155 C 1MZ 9 1_555 A HOH 156 D HOH 9 1_555 A LEU 89 A LEU 89 5 1_555 A SER 92 A SER 92 5 1_555 A HIS 97 A HIS 97 5 1_555 A TYR 146 A TYR 146 5 1_555 A HEM 154 B HEM 5 1_555 19 P 21 21 21