HEADER OXIDOREDUCTASE 25-JAN-22 7TP5 TITLE THE CRYSTAL STRUCTURE OF T252E CYP199A4 BOUND TO 4-ETHYLTHIOBENZOIC TITLE 2 ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RHODOPSEUDOMONAS PALUSTRIS HAA2; SOURCE 3 ORGANISM_TAXID: 316058; SOURCE 4 STRAIN: HAA2; SOURCE 5 GENE: RPB_3613; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS CYTOCHROME P450, PEROXYGENASE, SULFOXIDATION, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.PODGORSKI,S.G.BELL REVDAT 2 25-OCT-23 7TP5 1 REMARK REVDAT 1 04-JAN-23 7TP5 0 JRNL AUTH M.N.PODGORSKI,T.COLEMAN,L.R.CHURCHMAN,J.B.BRUNING, JRNL AUTH 2 J.J.DE VOSS,S.G.BELL JRNL TITL INVESTIGATING THE ACTIVE OXIDANTS INVOLVED IN CYTOCHROME JRNL TITL 2 P450 CATALYZED SULFOXIDATION REACTIONS. JRNL REF CHEMISTRY V. 28 02428 2022 JRNL REFN ISSN 0947-6539 JRNL PMID 36169207 JRNL DOI 10.1002/CHEM.202202428 REMARK 2 REMARK 2 RESOLUTION. 1.66 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1-2575 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.66 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.70 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 81.1 REMARK 3 NUMBER OF REFLECTIONS : 31865 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.169 REMARK 3 R VALUE (WORKING SET) : 0.167 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.110 REMARK 3 FREE R VALUE TEST SET COUNT : 1629 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 40.6970 - 3.7881 0.97 3131 155 0.1399 0.1683 REMARK 3 2 3.7881 - 3.0070 0.97 3031 168 0.1380 0.1681 REMARK 3 3 3.0070 - 2.6270 0.94 2917 171 0.1593 0.2098 REMARK 3 4 2.6270 - 2.3868 0.84 2601 160 0.1621 0.1967 REMARK 3 5 2.3868 - 2.2158 0.76 2359 118 0.1611 0.1946 REMARK 3 6 2.2158 - 2.0851 0.75 2325 116 0.1679 0.2105 REMARK 3 7 2.0851 - 1.9807 0.75 2319 119 0.1789 0.2060 REMARK 3 8 1.9807 - 1.8945 0.74 2287 134 0.1926 0.2536 REMARK 3 9 1.8945 - 1.8216 0.75 2321 137 0.2109 0.2574 REMARK 3 10 1.8216 - 1.7587 0.75 2330 117 0.2278 0.2761 REMARK 3 11 1.7587 - 1.7037 0.76 2339 119 0.2648 0.2883 REMARK 3 12 1.7037 - 1.6550 0.74 2276 115 0.2818 0.3125 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.380 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.11 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.56 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.004 3202 REMARK 3 ANGLE : 0.732 4373 REMARK 3 CHIRALITY : 0.046 472 REMARK 3 PLANARITY : 0.004 584 REMARK 3 DIHEDRAL : 8.158 3332 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7TP5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JAN-22. REMARK 100 THE DEPOSITION ID IS D_1000262712. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-JUL-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0-5.75 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95370 REMARK 200 MONOCHROMATOR : DOUBLE-CRYSTAL SI(111) WATER REMARK 200 -COOLED REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.6.3 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31873 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.655 REMARK 200 RESOLUTION RANGE LOW (A) : 40.700 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 81.1 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.14500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.66 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.68 REMARK 200 COMPLETENESS FOR SHELL (%) : 73.3 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : 1.52100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.8.2 REMARK 200 STARTING MODEL: PDB ENTRY 5UVB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM BIS-TRIS (ADJUSTED TO PH 5.0 REMARK 280 -5.75 WITH ACETIC ACID), 0.2 M MAGNESIUM ACETATE, 20-32% PEG3350, REMARK 280 PH 7.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 25.75000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15110 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -41.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 0 REMARK 465 ILE A 1 REMARK 465 SER A 2 REMARK 465 ASN A 3 REMARK 465 SER A 4 REMARK 465 SER A 5 REMARK 465 ALA A 6 REMARK 465 GLU A 7 REMARK 465 SER A 8 REMARK 465 ILE A 9 REMARK 465 SER A 10 REMARK 465 ALA A 11 REMARK 465 PRO A 12 REMARK 465 PRO A 13 REMARK 465 ASN A 14 REMARK 465 ASP A 15 REMARK 465 SER A 16 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 ILE A 148 -74.55 -86.11 REMARK 500 LEU A 151 -67.33 -139.06 REMARK 500 PHE A 267 73.27 -116.60 REMARK 500 SER A 293 72.51 50.35 REMARK 500 CYS A 358 110.48 -34.99 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 995 DISTANCE = 6.62 ANGSTROMS 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 HEM A 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 358 SG REMARK 620 2 HEM A 501 NA 100.0 REMARK 620 3 HEM A 501 NB 89.0 90.4 REMARK 620 4 HEM A 501 NC 85.6 174.4 89.9 REMARK 620 5 HEM A 501 ND 94.0 88.6 176.9 90.8 REMARK 620 6 HOH A 658 O 174.3 85.2 88.7 89.2 88.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 504 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 604 O REMARK 620 2 HOH A 609 O 98.5 REMARK 620 3 HOH A 669 O 172.1 79.6 REMARK 620 4 HOH A 885 O 90.5 94.6 82.0 REMARK 620 5 HOH A 898 O 96.4 165.1 85.7 85.7 REMARK 620 6 HOH A 978 O 101.0 76.8 86.1 166.5 99.9 REMARK 620 N 1 2 3 4 5 DBREF 7TP5 A 0 409 UNP Q2IU02 Q2IU02_RHOP2 1 410 SEQADV 7TP5 GLU A 252 UNP Q2IU02 THR 253 ENGINEERED MUTATION SEQRES 1 A 410 MET ILE SER ASN SER SER ALA GLU SER ILE SER ALA PRO SEQRES 2 A 410 PRO ASN ASP SER THR ILE PRO HIS LEU ALA ILE ASP PRO SEQRES 3 A 410 PHE SER LEU ASP PHE PHE ASP ASP PRO TYR PRO ASP GLN SEQRES 4 A 410 GLN THR LEU ARG ASP ALA GLY PRO VAL VAL TYR LEU ASP SEQRES 5 A 410 LYS TRP ASN VAL TYR GLY VAL ALA ARG TYR ALA GLU VAL SEQRES 6 A 410 HIS ALA VAL LEU ASN ASP PRO THR THR PHE CYS SER SER SEQRES 7 A 410 ARG GLY VAL GLY LEU SER ASP PHE LYS LYS GLU LYS PRO SEQRES 8 A 410 TRP ARG PRO PRO SER LEU ILE LEU GLU ALA ASP PRO PRO SEQRES 9 A 410 ALA HIS THR ARG PRO ARG ALA VAL LEU SER LYS VAL LEU SEQRES 10 A 410 SER PRO ALA THR MET LYS THR ILE ARG ASP GLY PHE ALA SEQRES 11 A 410 ALA ALA ALA ASP ALA LYS VAL ASP GLU LEU LEU GLN ARG SEQRES 12 A 410 GLY CYS ILE ASP ALA ILE ALA ASP LEU ALA GLU ALA TYR SEQRES 13 A 410 PRO LEU SER VAL PHE PRO ASP ALA MET GLY LEU LYS GLN SEQRES 14 A 410 GLU GLY ARG GLU HIS LEU LEU PRO TYR ALA GLY LEU VAL SEQRES 15 A 410 PHE ASN ALA PHE GLY PRO PRO ASN GLU LEU ARG GLN THR SEQRES 16 A 410 ALA ILE GLU ARG SER ALA PRO HIS GLN ALA TYR VAL ASN SEQRES 17 A 410 GLU GLN CYS GLN ARG PRO ASN LEU ALA PRO GLY GLY PHE SEQRES 18 A 410 GLY ALA CYS ILE HIS ALA PHE THR ASP THR GLY GLU ILE SEQRES 19 A 410 THR PRO ASP GLU ALA PRO LEU LEU VAL ARG SER LEU LEU SEQRES 20 A 410 SER ALA GLY LEU ASP GLU THR VAL ASN GLY ILE GLY ALA SEQRES 21 A 410 ALA VAL TYR CYS LEU ALA ARG PHE PRO GLY GLU LEU GLN SEQRES 22 A 410 ARG LEU ARG SER ASP PRO THR LEU ALA ARG ASN ALA PHE SEQRES 23 A 410 GLU GLU ALA VAL ARG PHE GLU SER PRO VAL GLN THR PHE SEQRES 24 A 410 PHE ARG THR THR THR ARG GLU VAL GLU LEU GLY GLY ALA SEQRES 25 A 410 VAL ILE GLY GLU GLY GLU LYS VAL LEU MET PHE LEU GLY SEQRES 26 A 410 SER ALA ASN ARG ASP PRO ARG ARG TRP SER ASP PRO ASP SEQRES 27 A 410 LEU TYR ASP ILE THR ARG LYS THR SER GLY HIS VAL GLY SEQRES 28 A 410 PHE GLY SER GLY VAL HIS MET CYS VAL GLY GLN LEU VAL SEQRES 29 A 410 ALA ARG LEU GLU GLY GLU VAL MET LEU SER ALA LEU ALA SEQRES 30 A 410 ARG LYS VAL ALA ALA ILE ASP ILE ASP GLY PRO VAL LYS SEQRES 31 A 410 ARG ARG PHE ASN ASN THR LEU ARG GLY LEU GLU SER LEU SEQRES 32 A 410 PRO VAL LYS LEU THR PRO ALA HET HEM A 501 43 HET 81M A 502 12 HET CL A 503 1 HET MG A 504 1 HET ACT A 505 4 HET ACT A 506 4 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM 81M 4-(ETHYLSULFANYL)BENZOIC ACID HETNAM CL CHLORIDE ION HETNAM MG MAGNESIUM ION HETNAM ACT ACETATE ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 81M C9 H10 O2 S FORMUL 4 CL CL 1- FORMUL 5 MG MG 2+ FORMUL 6 ACT 2(C2 H3 O2 1-) FORMUL 8 HOH *395(H2 O) HELIX 1 AA1 SER A 27 ASP A 33 1 7 HELIX 2 AA2 PRO A 34 GLY A 45 1 12 HELIX 3 AA3 ARG A 60 ASN A 69 1 10 HELIX 4 AA4 HIS A 105 LEU A 116 1 12 HELIX 5 AA5 SER A 117 GLY A 143 1 27 HELIX 6 AA6 GLU A 153 GLY A 165 1 13 HELIX 7 AA7 GLY A 170 GLU A 172 5 3 HELIX 8 AA8 HIS A 173 PHE A 185 1 13 HELIX 9 AA9 ASN A 189 ARG A 198 1 10 HELIX 10 AB1 SER A 199 CYS A 210 1 12 HELIX 11 AB2 GLN A 211 LEU A 215 5 5 HELIX 12 AB3 GLY A 219 PHE A 227 1 9 HELIX 13 AB4 THR A 228 GLY A 231 5 4 HELIX 14 AB5 GLU A 237 ALA A 248 1 12 HELIX 15 AB6 GLY A 249 PHE A 267 1 19 HELIX 16 AB7 PHE A 267 ASP A 277 1 11 HELIX 17 AB8 LEU A 280 SER A 293 1 14 HELIX 18 AB9 LEU A 323 ASN A 327 1 5 HELIX 19 AC1 GLY A 360 LYS A 378 1 19 SHEET 1 AA1 6 HIS A 20 LEU A 21 0 SHEET 2 AA1 6 VAL A 48 LEU A 50 1 O TYR A 49 N LEU A 21 SHEET 3 AA1 6 TYR A 56 VAL A 58 -1 O GLY A 57 N VAL A 48 SHEET 4 AA1 6 LYS A 318 PHE A 322 1 O LEU A 320 N TYR A 56 SHEET 5 AA1 6 THR A 297 THR A 302 -1 N ARG A 300 O VAL A 319 SHEET 6 AA1 6 PHE A 74 CYS A 75 -1 N CYS A 75 O THR A 301 SHEET 1 AA2 3 CYS A 144 ASP A 146 0 SHEET 2 AA2 3 PRO A 403 PRO A 408 -1 O VAL A 404 N ILE A 145 SHEET 3 AA2 3 VAL A 379 ILE A 384 -1 N ALA A 380 O THR A 407 SHEET 1 AA3 2 VAL A 306 LEU A 308 0 SHEET 2 AA3 2 ALA A 311 ILE A 313 -1 O ILE A 313 N VAL A 306 SHEET 1 AA4 2 LYS A 389 ARG A 391 0 SHEET 2 AA4 2 GLY A 398 SER A 401 -1 O GLU A 400 N LYS A 389 LINK SG CYS A 358 FE HEM A 501 1555 1555 2.27 LINK FE HEM A 501 O HOH A 658 1555 1555 2.14 LINK MG MG A 504 O HOH A 604 1555 2645 2.18 LINK MG MG A 504 O HOH A 609 1555 2655 2.08 LINK MG MG A 504 O HOH A 669 1555 1555 2.17 LINK MG MG A 504 O HOH A 885 1555 2645 2.06 LINK MG MG A 504 O HOH A 898 1555 2645 2.12 LINK MG MG A 504 O HOH A 978 1555 1555 2.18 CISPEP 1 PRO A 102 PRO A 103 0 4.59 CRYST1 40.730 51.500 79.280 90.00 92.30 90.00 P 1 21 1 2 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 0.024552 0.000000 0.000986 0.00000 SCALE2 0.000000 0.019417 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012624 0.00000