0.008093 0.000000 0.000000 0.000000 0.008093 0.000000 0.000000 0.000000 0.008093 0.000000 0.000000 0.000000 Ma, X. van den Akker, F. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 24 90.000 90.000 90.000 123.564 123.564 123.564 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 C3 H7 N O2 S 121.158 y CYSTEINE 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 N O 30.006 NITRIC OXIDE Nitrogen monoxide non-polymer 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 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 N N 75 R C N 76 N C N 77 N O N 78 N C N 79 N S N 80 N O 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 H N 88 N N N 89 S C N 90 N C N 91 N O N 92 N C N 93 N C N 94 N C N 95 N O N 96 N N N 97 N O 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 N N 109 S C N 110 N C N 111 N O N 112 N C N 113 N C N 114 N C N 115 N O N 116 N O N 117 N O 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 H N 127 N N N 128 N C N 129 N C N 130 N O N 131 N O N 132 N H N 133 N H N 134 N H N 135 N H N 136 N H N 137 N C N 138 N C N 139 N C N 140 N C Y 141 N C Y 142 N C Y 143 N C Y 144 N C N 145 N C N 146 N C N 147 N C N 148 N C N 149 N O N 150 N O N 151 N C N 152 N C N 153 N C N 154 N C N 155 N C N 156 N C N 157 N C Y 158 N C Y 159 N C Y 160 N C Y 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 C N 173 N O N 174 N O Y 175 N N N 176 N N Y 177 N N N 178 N N N 179 N FE 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 H N 212 N N N 213 S C N 214 N C N 215 N O N 216 N C Y 217 N C Y 218 N N Y 219 N C Y 220 N C Y 221 N N N 222 N O 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 H N 233 N O N 234 N H N 235 N H N 236 N N N 237 S C N 238 N C N 239 N O N 240 S C N 241 N C N 242 N C N 243 N C N 244 N O 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 H N 258 N N N 259 S C N 260 N C N 261 N O N 262 N C N 263 N C N 264 N C N 265 N C N 266 N O 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 H N 280 N N N 281 S C N 282 N C N 283 N O N 284 N C N 285 N C N 286 N C N 287 N C N 288 N N N 289 N O 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 H N 305 N N N 306 S C N 307 N C N 308 N O N 309 N C N 310 N C N 311 N S N 312 N C N 313 N O 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 H N 325 N N N 326 N O N 327 N N N 328 S C N 329 N C N 330 N O N 331 N C Y 332 N C Y 333 N C Y 334 N C Y 335 N C Y 336 N C Y 337 N C N 338 N O 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 H N 348 N H N 349 N H N 350 N N N 351 S C N 352 N C N 353 N O N 354 N C N 355 N C N 356 N C N 357 N O 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 H N 365 N H N 366 N H N 367 N N N 368 S C N 369 N C N 370 N O N 371 N C N 372 N O N 373 N O N 374 N H N 375 N H N 376 N H N 377 N H N 378 N H N 379 N H N 380 N H N 381 N N N 382 S C N 383 N C N 384 N O N 385 R C N 386 N O N 387 N C N 388 N O 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 H N 396 N H N 397 N H N 398 N N N 399 S C N 400 N C N 401 N O N 402 N C Y 403 N C Y 404 N C Y 405 N C Y 406 N N Y 407 N C Y 408 N C Y 409 N C Y 410 N C Y 411 N C N 412 N O 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 H N 423 N H N 424 N H N 425 N N N 426 S C N 427 N C N 428 N O N 429 N C Y 430 N C Y 431 N C Y 432 N C Y 433 N C Y 434 N C Y 435 N C N 436 N O N 437 N O 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 H N 447 N H N 448 N H N 449 N N N 450 S C N 451 N C N 452 N O N 453 N C N 454 N C N 455 N C N 456 N O 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 N 465 N H N 466 N H N 467 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 sing N 73 N sing N 74 N sing N 75 N sing N 76 N doub 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 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 doub 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 doub N 327 N sing N 328 N sing N 329 N sing N 330 N sing Y 331 N doub Y 332 N sing Y 333 N sing N 334 N sing Y 335 N doub N 336 N sing Y 337 N doub N 338 N sing Y 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 doub 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 sing N 366 N doub 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 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 sing N 395 N doub N 396 N sing N 397 N sing N 398 N sing N 399 N sing Y 400 N doub Y 401 N sing Y 402 N sing N 403 N sing Y 404 N doub Y 405 N sing Y 406 N sing N 407 N sing Y 408 N sing Y 409 N doub N 410 N sing Y 411 N doub N 412 N sing Y 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 sing N 423 N doub N 424 N sing N 425 N sing N 426 N sing N 427 N sing Y 428 N doub Y 429 N sing Y 430 N sing N 431 N sing Y 432 N doub N 433 N sing Y 434 N doub N 435 N sing Y 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 sing N 447 N doub 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 N 458 N sing UK Embo J. EMJODG 0897 0261-4189 26 578 588 10.1038/sj.emboj.7601521 17215864 NO and CO differentially activate soluble guanylyl cyclase via a heme pivot-bend mechanism. 2007 10.2210/pdb2o0c/pdb pdb_00002o0c 100 1 CCD 2006-06-09 ADSC QUANTUM 315 SINGLE WAVELENGTH M x-ray 1 0.9793 1.0 19-ID APS 0.9793 SYNCHROTRON APS BEAMLINE 19-ID 21213.643 Alr2278 protein 2 man polymer 616.487 PROTOPORPHYRIN IX CONTAINING FE 2 syn non-polymer 30.006 NITRIC OXIDE 2 syn non-polymer 18.015 water 64 nat water no no MYGLVNKAIQDMISKHHGEDTWEAIKQKAGLEDIDFFVGMEAYSDDVTYHLVGAASEVLGKPAEELLIAFGEYWVTYTSE EGYGELLASAGDSLPEFMENLDNLHARVGLSFPQLRPPAFECQHTSSKSMELHYQSTRCGLAPMVLGLLHGLGKRFQTKV EVTQTAFRETGEDHDIFSIKYEDSNLYDD MYGLVNKAIQDMISKHHGEDTWEAIKQKAGLEDIDFFVGMEAYSDDVTYHLVGAASEVLGKPAEELLIAFGEYWVTYTSE EGYGELLASAGDSLPEFMENLDNLHARVGLSFPQLRPPAFECQHTSSKSMELHYQSTRCGLAPMVLGLLHGLGKRFQTKV EVTQTAFRETGEDHDIFSIKYEDSNLYDD A,B 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 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 Nostoc PCC 7120 Escherichia Escherichia coli sample alr2278 103690 Nostoc sp. 469008 Escherichia coli BL21(DE3) BL21(DE3) Plasmid pET22b 1 3.70 66.80 VAPOR DIFFUSION, SITTING DROP 5.6 1.4M tri-sodium citrate dihydrate, pH 5.6-6.6, VAPOR DIFFUSION, SITTING DROP, temperature 297K 297 chem_comp_atom chem_comp_bond database_2 struct_conn struct_site repository Initial release Version format compliance Derived calculations Source and taxonomy Version format compliance Data collection Database references Derived calculations 1 0 2007-01-30 1 1 2008-05-01 1 2 2011-07-13 1 3 2023-12-27 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id RCSB Y RCSB 2006-11-27 REL REL HEM PROTOPORPHYRIN IX CONTAINING FE NO NITRIC OXIDE HOH water HEM 500 2 HEM HEM 500 A NO 600 3 NO NO 600 A HEM 501 2 HEM HEM 501 B NO 601 3 NO NO 601 B HOH 2 4 HOH HOH 601 A HOH 5 4 HOH HOH 602 A HOH 6 4 HOH HOH 603 A HOH 8 4 HOH HOH 604 A HOH 9 4 HOH HOH 605 A HOH 13 4 HOH HOH 606 A HOH 14 4 HOH HOH 607 A HOH 19 4 HOH HOH 608 A HOH 21 4 HOH HOH 609 A HOH 25 4 HOH HOH 610 A HOH 27 4 HOH HOH 611 A HOH 28 4 HOH HOH 612 A HOH 29 4 HOH HOH 613 A HOH 32 4 HOH HOH 614 A HOH 33 4 HOH HOH 615 A HOH 34 4 HOH HOH 616 A HOH 35 4 HOH HOH 617 A HOH 36 4 HOH HOH 618 A HOH 37 4 HOH HOH 619 A HOH 39 4 HOH HOH 620 A HOH 40 4 HOH HOH 621 A HOH 44 4 HOH HOH 622 A HOH 47 4 HOH HOH 623 A HOH 49 4 HOH HOH 624 A HOH 52 4 HOH HOH 625 A HOH 53 4 HOH HOH 626 A HOH 54 4 HOH HOH 627 A HOH 56 4 HOH HOH 628 A HOH 58 4 HOH HOH 629 A HOH 59 4 HOH HOH 630 A HOH 60 4 HOH HOH 631 A HOH 62 4 HOH HOH 632 A HOH 1 4 HOH HOH 602 B HOH 3 4 HOH HOH 603 B HOH 4 4 HOH HOH 604 B HOH 7 4 HOH HOH 605 B HOH 10 4 HOH HOH 606 B HOH 11 4 HOH HOH 607 B HOH 12 4 HOH HOH 608 B HOH 15 4 HOH HOH 609 B HOH 16 4 HOH HOH 610 B HOH 17 4 HOH HOH 611 B HOH 18 4 HOH HOH 612 B HOH 20 4 HOH HOH 613 B HOH 22 4 HOH HOH 614 B HOH 23 4 HOH HOH 615 B HOH 24 4 HOH HOH 616 B HOH 26 4 HOH HOH 617 B HOH 30 4 HOH HOH 618 B HOH 31 4 HOH HOH 619 B HOH 38 4 HOH HOH 620 B HOH 41 4 HOH HOH 621 B HOH 42 4 HOH HOH 622 B HOH 43 4 HOH HOH 623 B HOH 45 4 HOH HOH 624 B HOH 46 4 HOH HOH 625 B HOH 48 4 HOH HOH 626 B HOH 50 4 HOH HOH 627 B HOH 51 4 HOH HOH 628 B HOH 55 4 HOH HOH 629 B HOH 57 4 HOH HOH 630 B HOH 61 4 HOH HOH 631 B HOH 63 4 HOH HOH 632 B HOH 64 4 HOH HOH 633 B MET 1 n 1 MET 1 A TYR 2 n 2 TYR 2 A GLY 3 n 3 GLY 3 A LEU 4 n 4 LEU 4 A VAL 5 n 5 VAL 5 A ASN 6 n 6 ASN 6 A LYS 7 n 7 LYS 7 A ALA 8 n 8 ALA 8 A ILE 9 n 9 ILE 9 A GLN 10 n 10 GLN 10 A ASP 11 n 11 ASP 11 A MET 12 n 12 MET 12 A ILE 13 n 13 ILE 13 A SER 14 n 14 SER 14 A LYS 15 n 15 LYS 15 A HIS 16 n 16 HIS 16 A HIS 17 n 17 HIS 17 A GLY 18 n 18 GLY 18 A GLU 19 n 19 GLU 19 A ASP 20 n 20 ASP 20 A THR 21 n 21 THR 21 A TRP 22 n 22 TRP 22 A GLU 23 n 23 GLU 23 A ALA 24 n 24 ALA 24 A ILE 25 n 25 ILE 25 A LYS 26 n 26 LYS 26 A GLN 27 n 27 GLN 27 A LYS 28 n 28 LYS 28 A ALA 29 n 29 ALA 29 A GLY 30 n 30 GLY 30 A LEU 31 n 31 LEU 31 A GLU 32 n 32 GLU 32 A ASP 33 n 33 ASP 33 A ILE 34 n 34 ILE 34 A ASP 35 n 35 ASP 35 A PHE 36 n 36 PHE 36 A PHE 37 n 37 PHE 37 A VAL 38 n 38 VAL 38 A GLY 39 n 39 GLY 39 A MET 40 n 40 MET 40 A GLU 41 n 41 GLU 41 A ALA 42 n 42 ALA 42 A TYR 43 n 43 TYR 43 A SER 44 n 44 SER 44 A ASP 45 n 45 ASP 45 A ASP 46 n 46 ASP 46 A VAL 47 n 47 VAL 47 A THR 48 n 48 THR 48 A TYR 49 n 49 TYR 49 A HIS 50 n 50 HIS 50 A LEU 51 n 51 LEU 51 A VAL 52 n 52 VAL 52 A GLY 53 n 53 GLY 53 A ALA 54 n 54 ALA 54 A ALA 55 n 55 ALA 55 A SER 56 n 56 SER 56 A GLU 57 n 57 GLU 57 A VAL 58 n 58 VAL 58 A LEU 59 n 59 LEU 59 A GLY 60 n 60 GLY 60 A LYS 61 n 61 LYS 61 A PRO 62 n 62 PRO 62 A ALA 63 n 63 ALA 63 A GLU 64 n 64 GLU 64 A GLU 65 n 65 GLU 65 A LEU 66 n 66 LEU 66 A LEU 67 n 67 LEU 67 A ILE 68 n 68 ILE 68 A ALA 69 n 69 ALA 69 A PHE 70 n 70 PHE 70 A GLY 71 n 71 GLY 71 A GLU 72 n 72 GLU 72 A TYR 73 n 73 TYR 73 A TRP 74 n 74 TRP 74 A VAL 75 n 75 VAL 75 A THR 76 n 76 THR 76 A TYR 77 n 77 TYR 77 A THR 78 n 78 THR 78 A SER 79 n 79 SER 79 A GLU 80 n 80 GLU 80 A GLU 81 n 81 GLU 81 A GLY 82 n 82 GLY 82 A TYR 83 n 83 TYR 83 A GLY 84 n 84 GLY 84 A GLU 85 n 85 GLU 85 A LEU 86 n 86 LEU 86 A LEU 87 n 87 LEU 87 A ALA 88 n 88 ALA 88 A SER 89 n 89 SER 89 A ALA 90 n 90 ALA 90 A GLY 91 n 91 GLY 91 A ASP 92 n 92 ASP 92 A SER 93 n 93 SER 93 A LEU 94 n 94 LEU 94 A PRO 95 n 95 PRO 95 A GLU 96 n 96 GLU 96 A PHE 97 n 97 PHE 97 A MET 98 n 98 MET 98 A GLU 99 n 99 GLU 99 A ASN 100 n 100 ASN 100 A LEU 101 n 101 LEU 101 A ASP 102 n 102 ASP 102 A ASN 103 n 103 ASN 103 A LEU 104 n 104 LEU 104 A HIS 105 n 105 HIS 105 A ALA 106 n 106 ALA 106 A ARG 107 n 107 ARG 107 A VAL 108 n 108 VAL 108 A GLY 109 n 109 GLY 109 A LEU 110 n 110 LEU 110 A SER 111 n 111 SER 111 A PHE 112 n 112 PHE 112 A PRO 113 n 113 PRO 113 A GLN 114 n 114 GLN 114 A LEU 115 n 115 LEU 115 A ARG 116 n 116 ARG 116 A PRO 117 n 117 PRO 117 A PRO 118 n 118 PRO 118 A ALA 119 n 119 ALA 119 A PHE 120 n 120 PHE 120 A GLU 121 n 121 GLU 121 A CYS 122 n 122 CYS 122 A GLN 123 n 123 GLN 123 A HIS 124 n 124 HIS 124 A THR 125 n 125 THR 125 A SER 126 n 126 SER 126 A SER 127 n 127 SER 127 A LYS 128 n 128 LYS 128 A SER 129 n 129 SER 129 A MET 130 n 130 MET 130 A GLU 131 n 131 GLU 131 A LEU 132 n 132 LEU 132 A HIS 133 n 133 HIS 133 A TYR 134 n 134 TYR 134 A GLN 135 n 135 GLN 135 A SER 136 n 136 SER 136 A THR 137 n 137 THR 137 A ARG 138 n 138 ARG 138 A CYS 139 n 139 CYS 139 A GLY 140 n 140 GLY 140 A LEU 141 n 141 LEU 141 A ALA 142 n 142 ALA 142 A PRO 143 n 143 PRO 143 A MET 144 n 144 MET 144 A VAL 145 n 145 VAL 145 A LEU 146 n 146 LEU 146 A GLY 147 n 147 GLY 147 A LEU 148 n 148 LEU 148 A LEU 149 n 149 LEU 149 A HIS 150 n 150 HIS 150 A GLY 151 n 151 GLY 151 A LEU 152 n 152 LEU 152 A GLY 153 n 153 GLY 153 A LYS 154 n 154 LYS 154 A ARG 155 n 155 ARG 155 A PHE 156 n 156 PHE 156 A GLN 157 n 157 GLN 157 A THR 158 n 158 THR 158 A LYS 159 n 159 LYS 159 A VAL 160 n 160 VAL 160 A GLU 161 n 161 GLU 161 A VAL 162 n 162 VAL 162 A THR 163 n 163 THR 163 A GLN 164 n 164 GLN 164 A THR 165 n 165 THR 165 A ALA 166 n 166 ALA 166 A PHE 167 n 167 PHE 167 A ARG 168 n 168 ARG 168 A GLU 169 n 169 GLU 169 A THR 170 n 170 THR 170 A GLY 171 n 171 GLY 171 A GLU 172 n 172 GLU 172 A ASP 173 n 173 ASP 173 A HIS 174 n 174 HIS 174 A ASP 175 n 175 ASP 175 A ILE 176 n 176 ILE 176 A PHE 177 n 177 PHE 177 A SER 178 n 178 SER 178 A ILE 179 n 179 ILE 179 A LYS 180 n 180 LYS 180 A TYR 181 n 181 TYR 181 A GLU 182 n 182 GLU 182 A n 183 183 A n 184 184 A n 185 185 A n 186 186 A n 187 187 A n 188 188 A n 189 189 A MET 1 n 1 MET 1 B TYR 2 n 2 TYR 2 B GLY 3 n 3 GLY 3 B LEU 4 n 4 LEU 4 B VAL 5 n 5 VAL 5 B ASN 6 n 6 ASN 6 B LYS 7 n 7 LYS 7 B ALA 8 n 8 ALA 8 B ILE 9 n 9 ILE 9 B GLN 10 n 10 GLN 10 B ASP 11 n 11 ASP 11 B MET 12 n 12 MET 12 B ILE 13 n 13 ILE 13 B SER 14 n 14 SER 14 B LYS 15 n 15 LYS 15 B HIS 16 n 16 HIS 16 B HIS 17 n 17 HIS 17 B GLY 18 n 18 GLY 18 B GLU 19 n 19 GLU 19 B ASP 20 n 20 ASP 20 B THR 21 n 21 THR 21 B TRP 22 n 22 TRP 22 B GLU 23 n 23 GLU 23 B ALA 24 n 24 ALA 24 B ILE 25 n 25 ILE 25 B LYS 26 n 26 LYS 26 B GLN 27 n 27 GLN 27 B LYS 28 n 28 LYS 28 B ALA 29 n 29 ALA 29 B GLY 30 n 30 GLY 30 B LEU 31 n 31 LEU 31 B GLU 32 n 32 GLU 32 B ASP 33 n 33 ASP 33 B ILE 34 n 34 ILE 34 B ASP 35 n 35 ASP 35 B PHE 36 n 36 PHE 36 B PHE 37 n 37 PHE 37 B VAL 38 n 38 VAL 38 B GLY 39 n 39 GLY 39 B MET 40 n 40 MET 40 B GLU 41 n 41 GLU 41 B ALA 42 n 42 ALA 42 B TYR 43 n 43 TYR 43 B SER 44 n 44 SER 44 B ASP 45 n 45 ASP 45 B ASP 46 n 46 ASP 46 B VAL 47 n 47 VAL 47 B THR 48 n 48 THR 48 B TYR 49 n 49 TYR 49 B HIS 50 n 50 HIS 50 B LEU 51 n 51 LEU 51 B VAL 52 n 52 VAL 52 B GLY 53 n 53 GLY 53 B ALA 54 n 54 ALA 54 B ALA 55 n 55 ALA 55 B SER 56 n 56 SER 56 B GLU 57 n 57 GLU 57 B VAL 58 n 58 VAL 58 B LEU 59 n 59 LEU 59 B GLY 60 n 60 GLY 60 B LYS 61 n 61 LYS 61 B PRO 62 n 62 PRO 62 B ALA 63 n 63 ALA 63 B GLU 64 n 64 GLU 64 B GLU 65 n 65 GLU 65 B LEU 66 n 66 LEU 66 B LEU 67 n 67 LEU 67 B ILE 68 n 68 ILE 68 B ALA 69 n 69 ALA 69 B PHE 70 n 70 PHE 70 B GLY 71 n 71 GLY 71 B GLU 72 n 72 GLU 72 B TYR 73 n 73 TYR 73 B TRP 74 n 74 TRP 74 B VAL 75 n 75 VAL 75 B THR 76 n 76 THR 76 B TYR 77 n 77 TYR 77 B THR 78 n 78 THR 78 B SER 79 n 79 SER 79 B GLU 80 n 80 GLU 80 B GLU 81 n 81 GLU 81 B GLY 82 n 82 GLY 82 B TYR 83 n 83 TYR 83 B GLY 84 n 84 GLY 84 B GLU 85 n 85 GLU 85 B LEU 86 n 86 LEU 86 B LEU 87 n 87 LEU 87 B ALA 88 n 88 ALA 88 B SER 89 n 89 SER 89 B ALA 90 n 90 ALA 90 B GLY 91 n 91 GLY 91 B ASP 92 n 92 ASP 92 B SER 93 n 93 SER 93 B LEU 94 n 94 LEU 94 B PRO 95 n 95 PRO 95 B GLU 96 n 96 GLU 96 B PHE 97 n 97 PHE 97 B MET 98 n 98 MET 98 B GLU 99 n 99 GLU 99 B ASN 100 n 100 ASN 100 B LEU 101 n 101 LEU 101 B ASP 102 n 102 ASP 102 B ASN 103 n 103 ASN 103 B LEU 104 n 104 LEU 104 B HIS 105 n 105 HIS 105 B ALA 106 n 106 ALA 106 B ARG 107 n 107 ARG 107 B VAL 108 n 108 VAL 108 B GLY 109 n 109 GLY 109 B LEU 110 n 110 LEU 110 B SER 111 n 111 SER 111 B PHE 112 n 112 PHE 112 B PRO 113 n 113 PRO 113 B GLN 114 n 114 GLN 114 B LEU 115 n 115 LEU 115 B ARG 116 n 116 ARG 116 B PRO 117 n 117 PRO 117 B PRO 118 n 118 PRO 118 B ALA 119 n 119 ALA 119 B PHE 120 n 120 PHE 120 B GLU 121 n 121 GLU 121 B CYS 122 n 122 CYS 122 B GLN 123 n 123 GLN 123 B HIS 124 n 124 HIS 124 B THR 125 n 125 THR 125 B SER 126 n 126 SER 126 B SER 127 n 127 SER 127 B LYS 128 n 128 LYS 128 B SER 129 n 129 SER 129 B MET 130 n 130 MET 130 B GLU 131 n 131 GLU 131 B LEU 132 n 132 LEU 132 B HIS 133 n 133 HIS 133 B TYR 134 n 134 TYR 134 B GLN 135 n 135 GLN 135 B SER 136 n 136 SER 136 B THR 137 n 137 THR 137 B ARG 138 n 138 ARG 138 B CYS 139 n 139 CYS 139 B GLY 140 n 140 GLY 140 B LEU 141 n 141 LEU 141 B ALA 142 n 142 ALA 142 B PRO 143 n 143 PRO 143 B MET 144 n 144 MET 144 B VAL 145 n 145 VAL 145 B LEU 146 n 146 LEU 146 B GLY 147 n 147 GLY 147 B LEU 148 n 148 LEU 148 B LEU 149 n 149 LEU 149 B HIS 150 n 150 HIS 150 B GLY 151 n 151 GLY 151 B LEU 152 n 152 LEU 152 B GLY 153 n 153 GLY 153 B LYS 154 n 154 LYS 154 B ARG 155 n 155 ARG 155 B PHE 156 n 156 PHE 156 B GLN 157 n 157 GLN 157 B THR 158 n 158 THR 158 B LYS 159 n 159 LYS 159 B VAL 160 n 160 VAL 160 B GLU 161 n 161 GLU 161 B VAL 162 n 162 VAL 162 B THR 163 n 163 THR 163 B GLN 164 n 164 GLN 164 B THR 165 n 165 THR 165 B ALA 166 n 166 ALA 166 B PHE 167 n 167 PHE 167 B ARG 168 n 168 ARG 168 B GLU 169 n 169 GLU 169 B THR 170 n 170 THR 170 B GLY 171 n 171 GLY 171 B GLU 172 n 172 GLU 172 B ASP 173 n 173 ASP 173 B HIS 174 n 174 HIS 174 B ASP 175 n 175 ASP 175 B ILE 176 n 176 ILE 176 B PHE 177 n 177 PHE 177 B SER 178 n 178 SER 178 B ILE 179 n 179 ILE 179 B LYS 180 n 180 LYS 180 B TYR 181 n 181 TYR 181 B GLU 182 n 182 GLU 182 B n 183 183 B n 184 184 B n 185 185 B n 186 186 B n 187 187 B n 188 188 B n 189 189 B author_and_software_defined_assembly PQS 1 monomeric author_and_software_defined_assembly PQS 1 monomeric software_defined_assembly PISA 6 hexameric 18640 -212 45770 A HIS 105 A NE2 HIS 105 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C NA HEM 1_555 98.5 A HIS 105 A NE2 HIS 105 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C NB HEM 1_555 95.7 A HEM 500 C NA HEM 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C NB HEM 1_555 86.3 A HIS 105 A NE2 HIS 105 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C NC HEM 1_555 93.3 A HEM 500 C NA HEM 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C NC HEM 1_555 167.6 A HEM 500 C NB HEM 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C NC HEM 1_555 89.2 A HIS 105 A NE2 HIS 105 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C ND HEM 1_555 96.8 A HEM 500 C NA HEM 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C ND HEM 1_555 94.6 A HEM 500 C NB HEM 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C ND HEM 1_555 167.2 A HEM 500 C NC HEM 1_555 A HEM 500 C FE HEM 1_555 A HEM 500 C ND HEM 1_555 87.3 A HIS 105 A NE2 HIS 105 1_555 A HEM 500 C FE HEM 1_555 A NO 600 D N NO 1_555 156.0 A HEM 500 C NA HEM 1_555 A HEM 500 C FE HEM 1_555 A NO 600 D N NO 1_555 94.5 A HEM 500 C NB HEM 1_555 A HEM 500 C FE HEM 1_555 A NO 600 D N NO 1_555 105.2 A HEM 500 C NC HEM 1_555 A HEM 500 C FE HEM 1_555 A NO 600 D N NO 1_555 75.6 A HEM 500 C ND HEM 1_555 A HEM 500 C FE HEM 1_555 A NO 600 D N NO 1_555 62.0 B HIS 105 B NE2 HIS 105 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E NA HEM 1_555 96.5 B HIS 105 B NE2 HIS 105 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E NB HEM 1_555 87.7 B HEM 501 E NA HEM 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E NB HEM 1_555 86.5 B HIS 105 B NE2 HIS 105 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E NC HEM 1_555 91.3 B HEM 501 E NA HEM 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E NC HEM 1_555 170.1 B HEM 501 E NB HEM 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E NC HEM 1_555 87.7 B HIS 105 B NE2 HIS 105 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E ND HEM 1_555 100.1 B HEM 501 E NA HEM 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E ND HEM 1_555 91.8 B HEM 501 E NB HEM 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E ND HEM 1_555 172.2 B HEM 501 E NC HEM 1_555 B HEM 501 E FE HEM 1_555 B HEM 501 E ND HEM 1_555 92.9 B HIS 105 B NE2 HIS 105 1_555 B HEM 501 E FE HEM 1_555 B NO 601 F N NO 1_555 166.9 B HEM 501 E NA HEM 1_555 B HEM 501 E FE HEM 1_555 B NO 601 F N NO 1_555 94.3 B HEM 501 E NB HEM 1_555 B HEM 501 E FE HEM 1_555 B NO 601 F N NO 1_555 100.4 B HEM 501 E NC HEM 1_555 B HEM 501 E FE HEM 1_555 B NO 601 F N NO 1_555 78.9 B HEM 501 E ND HEM 1_555 B HEM 501 E FE HEM 1_555 B NO 601 F N NO 1_555 72.1 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 0.0000000000 0.0000000000 -1.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 7_555 -z+1/2,-x,y+1/2 crystal symmetry operation 61.7820000000 0.0000000000 61.7820000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 -1.0000000000 0.0000000000 0.0000000000 10_545 -y,z-1/2,-x+1/2 crystal symmetry operation 0.0000000000 -61.7820000000 61.7820000000 A N GLU 121 A N GLU 121 A O HIS 133 A O HIS 133 A N LEU 132 A N LEU 132 A O PHE 177 A O PHE 177 A O SER 178 A O SER 178 A N THR 163 A N THR 163 B N ALA 119 B N ALA 119 B O GLN 135 B O GLN 135 B N LEU 132 B N LEU 132 B O PHE 177 B O PHE 177 B O LYS 180 B O LYS 180 B N GLU 161 B N GLU 161 1 A ASP 183 A ASP 183 1 Y 1 A SER 184 A SER 184 1 Y 1 A ASN 185 A ASN 185 1 Y 1 A LEU 186 A LEU 186 1 Y 1 A TYR 187 A TYR 187 1 Y 1 A ASP 188 A ASP 188 1 Y 1 A ASP 189 A ASP 189 1 Y 1 B ASP 183 B ASP 183 1 Y 1 B SER 184 B SER 184 1 Y 1 B ASN 185 B ASN 185 1 Y 1 B LEU 186 B LEU 186 1 Y 1 B TYR 187 B TYR 187 1 Y 1 B ASP 188 B ASP 188 1 Y 1 B ASP 189 B ASP 189 1 Y 1 A A ND N HEM NO 500 600 2.01 1 A ARG 116 -117.31 76.30 1 A SER 126 -178.99 -179.68 1 A GLN 157 37.68 51.87 1 B HIS 17 -141.05 -5.99 1 B SER 126 -173.65 -176.69 52.238 0.948 0.917 0.237 0.192 0.195 2.600 37.270 961 18887 5.100 96.680 8.986 0.191 RANDOM 1 THROUGHOUT 0.00 MOLECULAR REPLACEMENT 0.371 0.261 0.800 0.800 1.400 MAXIMUM LIKELIHOOD MASK 2.600 37.270 64 3020 90 0 2866 0.011 0.022 3040 1.309 2.042 4130 5.387 5.000 362 37.869 24.789 142 16.617 15.000 494 17.177 15.000 10 0.081 0.200 424 0.004 0.020 2336 0.219 0.200 1269 0.304 0.200 2058 0.135 0.200 113 0.209 0.200 71 0.124 0.200 5 1.474 2.000 1856 2.641 4.000 2872 2.723 4.000 1365 4.020 6.000 1254 0.354 0.327 2.672 68 1345 1413 20 98.540 2.6 50.0 2O0C 18960 0.086 1 12 2.8 96.6 0.606 2.6 2.69 2.0 2925 1 2.8 99.0 refinement Murshudov, G.N. ccp4@dl.ac.uk Fortran_77 http://www.ccp4.ac.uk/main.html REFMAC program 5.2.0019 data extraction PDB sw-help@rcsb.rutgers.edu April. 3, 2006 C++ http://pdb.rutgers.edu/software/ PDB_EXTRACT package 2.000 data collection HKL-2000 data reduction HKL-2000 data scaling HKL-2000 Crystal structure of the H-NOX domain from Nostoc sp. PCC 7120 complexed to NO 1 N N 1 N N 2 N N 3 N N 2 N N 3 N N 4 N N 4 N N A TYR 2 A TYR 2 HELX_P A ALA 29 A ALA 29 1 1 28 A SER 44 A SER 44 HELX_P A GLY 60 A GLY 60 1 2 17 A PRO 62 A PRO 62 HELX_P A GLU 81 A GLU 81 1 3 20 A TYR 83 A TYR 83 HELX_P A SER 89 A SER 89 1 4 7 A SER 93 A SER 93 HELX_P A PHE 112 A PHE 112 1 5 20 A LEU 141 A LEU 141 HELX_P A PHE 156 A PHE 156 1 6 16 A PHE 167 A PHE 167 HELX_P A GLY 171 A GLY 171 5 7 5 B TYR 2 B TYR 2 HELX_P B ALA 29 B ALA 29 1 8 28 B SER 44 B SER 44 HELX_P B GLY 60 B GLY 60 1 9 17 B PRO 62 B PRO 62 HELX_P B SER 79 B SER 79 1 10 18 B TYR 83 B TYR 83 HELX_P B ALA 90 B ALA 90 1 11 8 B SER 93 B SER 93 HELX_P B ASN 100 B ASN 100 1 12 8 B ASN 100 B ASN 100 HELX_P B PHE 112 B PHE 112 1 13 13 B LEU 141 B LEU 141 HELX_P B PHE 156 B PHE 156 1 14 16 B PHE 167 B PHE 167 HELX_P B GLY 171 B GLY 171 5 15 5 metalc 2.177 A HIS 105 A NE2 HIS 105 1_555 A HEM 500 C FE HEM 1_555 metalc 1.817 A HEM 500 C FE HEM 1_555 A NO 600 D N NO 1_555 metalc 2.177 B HIS 105 B NE2 HIS 105 1_555 B HEM 501 E FE HEM 1_555 metalc 1.767 B HEM 501 E FE HEM 1_555 B NO 601 F N NO 1_555 SIGNALING PROTEIN heme, NO, CO, guanylyl cyclase, SIGNALING PROTEIN Q8YUQ7_ANASP UNP 1 1 Q8YUQ7 MYGLVNKAIQDMISKHHGEDTWEAIKQKAGLEDIDFFVGMEAYSDDVTYHLVGAASEVLGKPAEELLIAFGEYWVTYTSE EGYGELLASAGDSLPEFMENLDNLHARVGLSFPQLRPPAFECQHTSSKSMELHYQSTRCGLAPMVLGLLHGLGKRFQTKV EVTQTAFRETGEDHDIFSIKYEDSNLYDD 1 189 2O0C 1 189 Q8YUQ7 A 1 1 189 1 189 2O0C 1 189 Q8YUQ7 B 1 1 189 4 4 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A ALA 119 A ALA 119 A SER 126 A SER 126 A SER 129 A SER 129 A GLN 135 A GLN 135 A ASP 175 A ASP 175 A TYR 181 A TYR 181 A VAL 160 A VAL 160 A ALA 166 A ALA 166 B ALA 119 B ALA 119 B SER 126 B SER 126 B SER 129 B SER 129 B GLN 135 B GLN 135 B ASP 175 B ASP 175 B TYR 181 B TYR 181 B VAL 160 B VAL 160 B ALA 166 B ALA 166 BINDING SITE FOR RESIDUE HEM A 500 A HEM 500 Software 21 BINDING SITE FOR RESIDUE HEM B 501 B HEM 501 Software 19 BINDING SITE FOR RESIDUE NO A 600 A NO 600 Software 2 BINDING SITE FOR RESIDUE NO B 601 B NO 601 Software 2 A MET 1 A MET 1 21 1_555 A TYR 2 A TYR 2 21 1_555 A TRP 74 A TRP 74 21 1_555 A TYR 83 A TYR 83 21 1_555 A PHE 97 A PHE 97 21 1_555 A LEU 101 A LEU 101 21 1_555 A HIS 105 A HIS 105 21 1_555 A VAL 108 A VAL 108 21 1_555 A LEU 115 A LEU 115 21 1_555 A ARG 116 A ARG 116 21 1_555 A PRO 118 A PRO 118 21 1_555 A PHE 120 A PHE 120 21 1_555 A TYR 134 A TYR 134 21 1_555 A SER 136 A SER 136 21 1_555 A ARG 138 A ARG 138 21 1_555 A MET 144 A MET 144 21 1_555 A VAL 145 A VAL 145 21 1_555 A LEU 148 A LEU 148 21 1_555 A NO 600 D NO 21 1_555 A HOH 612 G HOH 21 1_555 A HOH 625 G HOH 21 1_555 B MET 1 B MET 1 19 1_555 B TYR 2 B TYR 2 19 1_555 B TRP 74 B TRP 74 19 1_555 B LEU 87 B LEU 87 19 1_555 B PHE 97 B PHE 97 19 1_555 B LEU 101 B LEU 101 19 1_555 B LEU 104 B LEU 104 19 1_555 B HIS 105 B HIS 105 19 1_555 B LEU 115 B LEU 115 19 1_555 B ARG 116 B ARG 116 19 1_555 B PRO 118 B PRO 118 19 1_555 B TYR 134 B TYR 134 19 1_555 B SER 136 B SER 136 19 1_555 B ARG 138 B ARG 138 19 1_555 B MET 144 B MET 144 19 1_555 B VAL 145 B VAL 145 19 1_555 B LEU 148 B LEU 148 19 1_555 B NO 601 F NO 19 1_555 B HOH 616 H HOH 19 1_555 A TRP 74 A TRP 74 2 1_555 A HEM 500 C HEM 2 1_555 B TRP 74 B TRP 74 2 1_555 B HEM 501 E HEM 2 1_555 198 P 21 3