HEADER OXIDOREDUCTASE 03-JUN-24 9FKA TITLE CRYO-EM STRUCTURE OF THE REDUCED CYTOCHROME BD OXIDASE FROM M. TITLE 2 TUBERCULOSIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROBABLE INTEGRAL MEMBRANE CYTOCHROME D UBIQUINOL OXIDASE COMPND 3 (SUBUNIT I) CYDA (CYTOCHROME BD-I OXIDASE SUBUNIT I); COMPND 4 CHAIN: A; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: PROBABLE INTEGRAL MEMBRANE CYTOCHROME D UBIQUINOL OXIDASE COMPND 8 (SUBUNIT II) CYDB (CYTOCHROME BD-I OXIDASE SUBUNIT II); COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS H37RV; SOURCE 3 ORGANISM_TAXID: 83332; SOURCE 4 ATCC: 25618; SOURCE 5 GENE: CYDA, RV1623C; SOURCE 6 EXPRESSION_SYSTEM: MYCOLICIBACTERIUM SMEGMATIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 246196; SOURCE 8 EXPRESSION_SYSTEM_ATCC_NUMBER: 700084; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS H37RV; SOURCE 11 ORGANISM_TAXID: 83332; SOURCE 12 ATCC: 25618; SOURCE 13 GENE: CYDB, RV1622C; SOURCE 14 EXPRESSION_SYSTEM: MYCOLICIBACTERIUM SMEGMATIS; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 246196; SOURCE 16 EXPRESSION_SYSTEM_ATCC_NUMBER: 700084 KEYWDS UBIQUINONE, DEMETHYLMENAQUINONE, CRYO-EM, RESPIRATION, SUBSTRATE KEYWDS 2 SPECIFICITY, DISULFIDE REGULATION, OXIDOREDUCTASE EXPDTA ELECTRON MICROSCOPY AUTHOR K.KAYASTHA,S.BRUENLE REVDAT 1 12-FEB-25 9FKA 0 JRNL AUTH T.T.VAN DER VELDEN,K.KAYASTHA,C.Y.J.WATERHAM,S.BRUNLE, JRNL AUTH 2 L.J.C.JEUKEN JRNL TITL MENAQUINONE-SPECIFIC TURNOVER BY MYCOBACTERIUM TUBERCULOSIS JRNL TITL 2 CYTOCHROME BD IS REDOX REGULATED BY THE Q-LOOP DISULFIDE JRNL TITL 3 BOND. JRNL REF J.BIOL.CHEM. V. 301 08094 2024 JRNL REFN ESSN 1083-351X JRNL PMID 39706268 JRNL DOI 10.1016/J.JBC.2024.108094 REMARK 2 REMARK 2 RESOLUTION. 2.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, EPU, CRYOSPARC, UCSF REMARK 3 CHIMERAX, UCSF CHIMERAX, COOT, PHENIX, REMARK 3 CRYOSPARC, CRYOSPARC, CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : BACK PROJECTION REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 7NKZ REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : BACKBONE TRACE 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) : 2.960 REMARK 3 NUMBER OF PARTICLES : 127701 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 9FKA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 05-JUN-24. REMARK 100 THE DEPOSITION ID IS D_1292138101. 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 : CYTOCHROME BD-I OXIDASE REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 1.50 REMARK 245 SAMPLE SUPPORT DETAILS : 15 MAMP REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.40 REMARK 245 SAMPLE DETAILS : CYTOCHROME BD-I OXIDASE BOUND REMARK 245 WITH HEME B, CIS-HEME D, MENAQUINONE-9, CARDIOLIPINS, PE LIPID REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 14078 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2400.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : 2.70 REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 10000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 105000 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 TOTAL BURIED SURFACE AREA: 14520 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 29320 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -177.0 KCAL/MOL 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 GLY A 280 REMARK 465 ARG A 281 REMARK 465 GLN A 282 REMARK 465 ASN A 283 REMARK 465 ASN A 284 REMARK 465 CYS A 285 REMARK 465 ASP A 286 REMARK 465 SER A 287 REMARK 465 ALA A 469 REMARK 465 HIS A 470 REMARK 465 GLY A 471 REMARK 465 ALA A 472 REMARK 465 PRO A 473 REMARK 465 ARG A 474 REMARK 465 ASP A 475 REMARK 465 ASP A 476 REMARK 465 GLU A 477 REMARK 465 VAL A 478 REMARK 465 ALA A 479 REMARK 465 PRO A 480 REMARK 465 LEU A 481 REMARK 465 SER A 482 REMARK 465 PHE A 483 REMARK 465 ALA A 484 REMARK 465 TYR A 485 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 ASP A 43 26.12 46.49 REMARK 500 ASN A 369 29.73 -140.01 REMARK 500 LEU B 87 32.74 -94.71 REMARK 500 VAL B 154 -59.87 -121.18 REMARK 500 PHE B 326 30.15 -96.74 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 CDL B 401 REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HDD A 505 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 18 NE2 REMARK 620 2 HDD A 505 NA 103.4 REMARK 620 3 HDD A 505 NB 97.0 87.9 REMARK 620 4 HDD A 505 NC 94.8 161.0 84.4 REMARK 620 5 HDD A 505 ND 96.9 89.5 166.1 93.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 503 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 396 OE1 REMARK 620 2 HEM A 503 NA 67.4 REMARK 620 3 HEM A 503 NB 92.2 85.4 REMARK 620 4 HEM A 503 NC 117.2 171.5 87.3 REMARK 620 5 HEM A 503 ND 94.1 94.9 173.4 91.9 REMARK 620 N 1 2 3 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-50520 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF THE REDUCED CYTOCHROME BD OXIDASE FROM M. REMARK 900 TUBERCULOSIS DBREF 9FKA A 1 485 UNP L7N662 L7N662_MYCTU 1 485 DBREF 9FKA B 1 346 UNP O06139 O06139_MYCTU 1 346 SEQRES 1 A 485 MET ASN VAL VAL ASP ILE SER ARG TRP GLN PHE GLY ILE SEQRES 2 A 485 THR THR VAL TYR HIS PHE ILE PHE VAL PRO LEU THR ILE SEQRES 3 A 485 GLY LEU ALA PRO LEU ILE ALA VAL MET GLN THR LEU TRP SEQRES 4 A 485 VAL VAL THR ASP ASN PRO ALA TRP TYR ARG LEU THR LYS SEQRES 5 A 485 PHE PHE GLY LYS LEU PHE LEU ILE ASN PHE ALA ILE GLY SEQRES 6 A 485 VAL ALA THR GLY ILE VAL GLN GLU PHE GLN PHE GLY MET SEQRES 7 A 485 ASN TRP SER GLU TYR SER ARG PHE VAL GLY ASP VAL PHE SEQRES 8 A 485 GLY ALA PRO LEU ALA MET GLU GLY LEU ALA ALA PHE PHE SEQRES 9 A 485 PHE GLU SER THR PHE ILE GLY LEU TRP ILE PHE GLY TRP SEQRES 10 A 485 ASN ARG LEU PRO ARG LEU VAL HIS LEU ALA CYS ILE TRP SEQRES 11 A 485 ILE VAL ALA ILE ALA VAL ASN VAL SER ALA PHE PHE ILE SEQRES 12 A 485 ILE ALA ALA ASN SER PHE MET GLN HIS PRO VAL GLY ALA SEQRES 13 A 485 HIS TYR ASN PRO THR THR GLY ARG ALA GLU LEU SER SER SEQRES 14 A 485 ILE VAL VAL LEU LEU THR ASN ASN THR ALA GLN ALA ALA SEQRES 15 A 485 PHE THR HIS THR VAL SER GLY ALA LEU LEU THR ALA GLY SEQRES 16 A 485 THR PHE VAL ALA ALA VAL SER ALA TRP TRP LEU VAL ARG SEQRES 17 A 485 SER SER THR THR HIS ALA ASP SER ASP THR GLN ALA MET SEQRES 18 A 485 TYR ARG PRO ALA THR ILE LEU GLY CYS TRP VAL ALA LEU SEQRES 19 A 485 ALA ALA THR ALA GLY LEU LEU PHE THR GLY ASP HIS GLN SEQRES 20 A 485 GLY LYS LEU MET PHE GLN GLN GLN PRO MET LYS MET ALA SEQRES 21 A 485 SER ALA GLU SER LEU CYS ASP THR GLN THR ASP PRO ASN SEQRES 22 A 485 PHE SER VAL LEU THR VAL GLY ARG GLN ASN ASN CYS ASP SEQRES 23 A 485 SER LEU THR ARG VAL ILE GLU VAL PRO TYR VAL LEU PRO SEQRES 24 A 485 PHE LEU ALA GLU GLY ARG ILE SER GLY VAL THR LEU GLN SEQRES 25 A 485 GLY ILE ARG ASP LEU GLN GLN GLU TYR GLN GLN ARG PHE SEQRES 26 A 485 GLY PRO ASN ASP TYR ARG PRO ASN LEU PHE VAL THR TYR SEQRES 27 A 485 TRP SER PHE ARG MET MET ILE GLY LEU MET ALA ILE PRO SEQRES 28 A 485 VAL LEU PHE ALA LEU ILE ALA LEU TRP LEU THR ARG GLY SEQRES 29 A 485 GLY GLN ILE PRO ASN GLN ARG TRP PHE SER TRP LEU ALA SEQRES 30 A 485 LEU LEU THR MET PRO ALA PRO PHE LEU ALA ASN SER ALA SEQRES 31 A 485 GLY TRP VAL PHE THR GLU MET GLY ARG GLN PRO TRP VAL SEQRES 32 A 485 VAL VAL PRO ASN PRO THR GLY ASP GLN LEU VAL ARG LEU SEQRES 33 A 485 THR VAL LYS ALA GLY VAL SER ASP HIS SER ALA THR VAL SEQRES 34 A 485 VAL ALA THR SER LEU LEU MET PHE THR LEU VAL TYR ALA SEQRES 35 A 485 VAL LEU ALA VAL ILE TRP CYS TRP LEU LEU LYS ARG TYR SEQRES 36 A 485 ILE VAL GLU GLY PRO LEU GLU HIS ASP ALA GLU PRO ALA SEQRES 37 A 485 ALA HIS GLY ALA PRO ARG ASP ASP GLU VAL ALA PRO LEU SEQRES 38 A 485 SER PHE ALA TYR SEQRES 1 B 346 MET VAL LEU GLN GLU LEU TRP PHE GLY VAL ILE ALA ALA SEQRES 2 B 346 LEU PHE LEU GLY PHE PHE ILE LEU GLU GLY PHE ASP PHE SEQRES 3 B 346 GLY VAL GLY MET LEU MET ALA PRO PHE ALA HIS VAL GLY SEQRES 4 B 346 MET GLY ASP PRO GLU THR HIS ARG ARG THR ALA LEU ASN SEQRES 5 B 346 THR ILE GLY PRO VAL TRP ASP GLY ASN GLU VAL TRP LEU SEQRES 6 B 346 ILE THR ALA GLY ALA ALA ILE PHE ALA ALA PHE PRO GLY SEQRES 7 B 346 TRP TYR ALA THR VAL PHE SER ALA LEU TYR LEU PRO LEU SEQRES 8 B 346 LEU ALA ILE LEU PHE GLY MET ILE LEU ARG ALA VAL ALA SEQRES 9 B 346 ILE GLU TRP ARG GLY LYS ILE ASP ASP PRO LYS TRP ARG SEQRES 10 B 346 THR GLY ALA ASP PHE GLY ILE ALA ALA GLY SER TRP LEU SEQRES 11 B 346 PRO ALA LEU LEU TRP GLY VAL ALA PHE ALA ILE LEU VAL SEQRES 12 B 346 ARG GLY LEU PRO VAL ASP ALA ASN GLY HIS VAL ALA LEU SEQRES 13 B 346 SER ILE PRO ASP VAL LEU ASN ALA TYR THR LEU LEU GLY SEQRES 14 B 346 GLY LEU ALA THR ALA GLY LEU PHE SER LEU TYR GLY ALA SEQRES 15 B 346 VAL PHE ILE ALA LEU LYS THR SER GLY PRO ILE ARG ASP SEQRES 16 B 346 ASP ALA TYR ARG PHE ALA VAL TRP LEU SER LEU PRO VAL SEQRES 17 B 346 ALA GLY LEU VAL ALA GLY PHE GLY LEU TRP THR GLN LEU SEQRES 18 B 346 ALA TYR GLY LYS ASP TRP THR TRP LEU VAL LEU ALA VAL SEQRES 19 B 346 ALA GLY CYS ALA GLN ALA ALA ALA THR VAL LEU VAL TRP SEQRES 20 B 346 ARG ARG VAL SER ASP GLY TRP ALA PHE MET CYS THR LEU SEQRES 21 B 346 ILE VAL VAL ALA ALA VAL VAL VAL LEU LEU PHE GLY ALA SEQRES 22 B 346 LEU TYR PRO ASN LEU VAL PRO SER THR LEU ASN PRO GLN SEQRES 23 B 346 TRP SER LEU THR ILE HIS ASN ALA SER SER THR PRO TYR SEQRES 24 B 346 THR LEU LYS ILE MET THR TRP VAL THR ALA PHE PHE ALA SEQRES 25 B 346 PRO LEU THR VAL ALA TYR GLN THR TRP THR TYR TRP VAL SEQRES 26 B 346 PHE ARG GLN ARG ILE SER ALA GLU ARG ILE PRO PRO PRO SEQRES 27 B 346 THR GLY LEU ALA ARG ARG ALA PRO HET PTY A 501 50 HET MQ9 A 502 58 HET HEM A 503 43 HET HEM A 504 43 HET HDD A 505 44 HET CDL B 401 81 HET CD4 B 402 84 HETNAM PTY PHOSPHATIDYLETHANOLAMINE HETNAM MQ9 MENAQUINONE-9 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM HDD CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE HETNAM CDL CARDIOLIPIN HETNAM CD4 (2R,5R,11R,14R)-5,8,11-TRIHYDROXY-5,11-DIOXIDO-17-OXO- HETNAM 2 CD4 2,14-BIS(TETRADECANOYLOXY)-4,6,10,12,16-PENTAOXA-5,11- HETNAM 3 CD4 DIPHOSPHATRIACONT-1-YL TETRADECANOATE HETSYN HEM HEME HETSYN HDD HEME HETSYN CDL DIPHOSPHATIDYL GLYCEROL; BIS-(1,2-DIACYL-SN-GLYCERO-3- HETSYN 2 CDL PHOSPHO)-1',3'-SN-GLYCEROL HETSYN CD4 TETRAMYRISTOYL-CARDIOLIPIN FORMUL 3 PTY C40 H80 N O8 P FORMUL 4 MQ9 C56 H80 O2 FORMUL 5 HEM 2(C34 H32 FE N4 O4) FORMUL 7 HDD C34 H32 FE N4 O5 FORMUL 8 CDL C81 H156 O17 P2 2- FORMUL 9 CD4 C65 H126 O17 P2 HELIX 1 AA1 ASN A 2 PHE A 19 1 18 HELIX 2 AA2 PHE A 21 ASP A 43 1 23 HELIX 3 AA3 ASN A 44 TRP A 80 1 37 HELIX 4 AA4 TRP A 80 ALA A 102 1 23 HELIX 5 AA5 ALA A 102 GLY A 116 1 15 HELIX 6 AA6 PRO A 121 HIS A 152 1 32 HELIX 7 AA7 SER A 169 THR A 175 1 7 HELIX 8 AA8 ASN A 176 THR A 212 1 37 HELIX 9 AA9 ASP A 215 GLN A 255 1 41 HELIX 10 AB1 GLN A 255 GLU A 263 1 9 HELIX 11 AB2 VAL A 297 GLY A 304 1 8 HELIX 12 AB3 GLY A 313 PHE A 325 1 13 HELIX 13 AB4 ASN A 333 LEU A 347 1 15 HELIX 14 AB5 MET A 348 THR A 362 1 15 HELIX 15 AB6 ARG A 363 GLN A 366 5 4 HELIX 16 AB7 GLN A 370 MET A 381 1 12 HELIX 17 AB8 MET A 381 GLY A 398 1 18 HELIX 18 AB9 SER A 426 GLY A 459 1 34 HELIX 19 AC1 LEU A 461 ALA A 465 5 5 HELIX 20 AC2 VAL B 2 GLY B 39 1 38 HELIX 21 AC3 ASP B 42 ILE B 54 1 13 HELIX 22 AC4 VAL B 57 PHE B 76 1 20 HELIX 23 AC5 PHE B 76 LEU B 87 1 12 HELIX 24 AC6 LEU B 87 ARG B 108 1 22 HELIX 25 AC7 ASP B 113 GLY B 145 1 33 HELIX 26 AC8 SER B 157 LEU B 162 1 6 HELIX 27 AC9 ASN B 163 THR B 189 1 27 HELIX 28 AD1 GLY B 191 GLY B 224 1 34 HELIX 29 AD2 TRP B 227 ARG B 248 1 22 HELIX 30 AD3 SER B 251 ALA B 273 1 23 HELIX 31 AD4 ASN B 284 SER B 288 5 5 HELIX 32 AD5 THR B 297 PHE B 326 1 30 SHEET 1 AA1 2 ALA A 156 ASN A 159 0 SHEET 2 AA1 2 ARG A 164 LEU A 167 -1 O GLU A 166 N HIS A 157 SHEET 1 AA2 2 GLN A 269 THR A 270 0 SHEET 2 AA2 2 THR A 310 LEU A 311 -1 O LEU A 311 N GLN A 269 SHEET 1 AA3 2 PHE A 274 LEU A 277 0 SHEET 2 AA3 2 VAL A 291 VAL A 294 -1 O VAL A 294 N PHE A 274 SHEET 1 AA4 2 TRP A 402 VAL A 404 0 SHEET 2 AA4 2 LEU A 416 THR A 417 -1 O LEU A 416 N VAL A 403 SHEET 1 AA5 2 ILE B 111 ASP B 112 0 SHEET 2 AA5 2 LEU B 341 ALA B 342 1 O LEU B 341 N ASP B 112 SHEET 1 AA6 2 ASN B 277 VAL B 279 0 SHEET 2 AA6 2 LEU B 289 THR B 290 -1 O LEU B 289 N LEU B 278 LINK NE2 HIS A 18 FE HDD A 505 1555 1555 2.65 LINK OE1 GLU A 396 FE HEM A 503 1555 1555 2.59 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