HEADER OXIDOREDUCTASE 28-AUG-23 8U09 TITLE CRYSTAL STRUCTURE OF SUBSTRATE-FREE SYOA COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450; COMPND 3 CHAIN: A; COMPND 4 EC: 1.14.14.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AMYCOLATOPSIS THERMOFLAVA N1165; SOURCE 3 ORGANISM_TAXID: 1068979; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS CYTOCHROME P450, O-DEMETHYLASE, PEROXYGENASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR A.H.HARLINGTON,K.E.SHEARWIN,S.G.BELL,F.WHELAN REVDAT 1 24-JUL-24 8U09 0 JRNL AUTH A.H.HARLINGTON,K.E.SHEARWIN,S.G.BELL,F.WHELAN JRNL TITL STRUCTURAL INSIGHTS INTO THE S-LIGNIN O-DEMETHYLASE SYOA JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.98 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.98 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.19 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 35620 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.174 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.205 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.610 REMARK 3 FREE R VALUE TEST SET COUNT : 1999 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 47.1900 - 4.7800 1.00 2587 154 0.1918 0.2233 REMARK 3 2 4.7800 - 3.7900 1.00 2453 146 0.1501 0.1558 REMARK 3 3 3.7900 - 3.3100 1.00 2450 145 0.1689 0.1872 REMARK 3 4 3.3100 - 3.0100 1.00 2402 143 0.1798 0.2168 REMARK 3 5 3.0100 - 2.7900 1.00 2406 143 0.1818 0.2019 REMARK 3 6 2.7900 - 2.6300 1.00 2386 143 0.1747 0.2193 REMARK 3 7 2.6300 - 2.5000 1.00 2393 142 0.1673 0.2149 REMARK 3 8 2.5000 - 2.3900 1.00 2378 141 0.1655 0.1893 REMARK 3 9 2.3900 - 2.3000 1.00 2383 141 0.1666 0.2195 REMARK 3 10 2.3000 - 2.2200 1.00 2357 141 0.1649 0.2138 REMARK 3 11 2.2200 - 2.1500 1.00 2379 141 0.1688 0.2255 REMARK 3 12 2.1500 - 2.0900 1.00 2351 139 0.1711 0.2323 REMARK 3 13 2.0900 - 2.0300 1.00 2356 141 0.1738 0.2519 REMARK 3 14 2.0300 - 1.9800 0.98 2340 139 0.1872 0.2507 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.194 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.622 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.16 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.82 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 : 0.005 3312 REMARK 3 ANGLE : 0.849 4533 REMARK 3 CHIRALITY : 0.049 480 REMARK 3 PLANARITY : 0.008 597 REMARK 3 DIHEDRAL : 8.590 472 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 8U09 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-AUG-23. REMARK 100 THE DEPOSITION ID IS D_1000276881. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-JUN-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 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) : 0.9537 REMARK 200 MONOCHROMATOR : M REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35630 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.980 REMARK 200 RESOLUTION RANGE LOW (A) : 47.190 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 13.50 REMARK 200 R MERGE (I) : 0.11700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.98 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.63100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.71 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM ACETATE, PH 5, 5% W/V REMARK 280 GAMMA-PGA, 12% W/V PEG8000, PH 5.0, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 27.43000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 75.12100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.43000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 75.12100 REMARK 290 SMTRY3 4 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: 2710 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17280 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 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 GLY A -1 REMARK 465 ALA A 0 REMARK 465 MET A 1 REMARK 465 THR A 2 REMARK 465 THR A 3 REMARK 465 THR A 7 REMARK 465 ALA A 8 REMARK 465 GLY A 9 REMARK 465 LEU A 207 REMARK 465 VAL A 208 REMARK 465 ALA A 209 REMARK 465 LYS A 210 REMARK 465 LEU A 211 REMARK 465 SER A 212 REMARK 465 ALA A 213 REMARK 465 GLU A 214 REMARK 465 PRO A 215 REMARK 465 ASP A 216 REMARK 465 GLY A 217 REMARK 465 SER A 218 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 10 CG OD1 OD2 REMARK 470 ARG A 106 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 220 CG CD1 CD2 REMARK 470 HIS A 230 CG ND1 CD2 CE1 NE2 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 HIS A 5 -151.72 -138.62 REMARK 500 ALA A 38 75.99 -160.19 REMARK 500 HIS A 47 51.65 37.58 REMARK 500 TYR A 139 -62.01 -143.18 REMARK 500 ARG A 337 63.33 38.85 REMARK 500 ARG A 337 62.60 39.67 REMARK 500 REMARK 500 REMARK: NULL 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 360 SG REMARK 620 2 HEM A 501 NA 97.8 REMARK 620 3 HEM A 501 NB 89.0 86.4 REMARK 620 4 HEM A 501 NC 86.8 175.2 92.4 REMARK 620 5 HEM A 501 ND 97.1 91.7 173.8 88.9 REMARK 620 6 HOH A 632 O 173.7 82.7 84.8 92.6 89.2 REMARK 620 N 1 2 3 4 5 DBREF 8U09 A -1 410 PDB 8U09 8U09 -1 410 SEQRES 1 A 412 GLY ALA MET THR THR LYS HIS THR THR ALA GLY ASP THR SEQRES 2 A 412 GLN GLU TRP LEU ALA THR VAL THR VAL GLU GLN LEU GLU SEQRES 3 A 412 ASN ASP PRO TYR PRO ILE PHE GLU ARG LEU ARG ARG GLU SEQRES 4 A 412 ALA PRO VAL ALA TRP ILE PRO ALA ALA HIS ALA TRP VAL SEQRES 5 A 412 ALA SER THR TRP GLU ALA CYS ARG THR ILE ALA ASP ASP SEQRES 6 A 412 ALA THR ASN PHE ARG GLY GLY THR SER PRO MET HIS GLU SEQRES 7 A 412 ARG VAL LEU GLY THR ASP HIS ILE LEU GLY ALA GLU GLY SEQRES 8 A 412 GLU THR HIS GLN ASP LEU ARG ALA ALA VAL ASP PRO PRO SEQRES 9 A 412 LEU LYS PRO ARG ALA PHE ARG PRO LEU LEU GLU GLU GLN SEQRES 10 A 412 VAL ARG PRO THR VAL ARG ARG TYR LEU GLU ALA ILE ARG SEQRES 11 A 412 GLY GLN GLY LYS ALA GLU LEU MET ALA ASP TYR PHE GLU SEQRES 12 A 412 PRO ILE SER VAL ARG CYS VAL GLY ASP VAL ILE GLY LEU SEQRES 13 A 412 THR ASP VAL ASP SER ASP THR LEU ARG ARG TRP PHE HIS SEQRES 14 A 412 ALA LEU ALA ARG GLY ILE ALA ASN THR ALA MET ASP ALA SEQRES 15 A 412 GLU GLY ARG PHE THR ASN PRO GLY GLY PHE ALA PRO ALA SEQRES 16 A 412 ASP GLU ALA GLY ALA GLU ILE ARG GLU VAL LEU GLU PRO SEQRES 17 A 412 LEU VAL ALA LYS LEU SER ALA GLU PRO ASP GLY SER ALA SEQRES 18 A 412 LEU SER HIS TYR LEU HIS HIS GLY ARG PRO HIS GLY ASP SEQRES 19 A 412 PRO ARG THR LEU GLU GLN LEU LEU PRO SER LEU LYS VAL SEQRES 20 A 412 ILE ILE LEU GLY GLY LEU GLN GLU PRO GLY HIS GLN CYS SEQRES 21 A 412 ALA ALA THR PHE LEU GLY LEU THR THR ARG PRO GLU GLN SEQRES 22 A 412 LEU LYS ARG VAL THR GLU ASP ALA THR LEU LEU PRO ARG SEQRES 23 A 412 ALA LEU THR GLU GLY LEU ARG TRP MET SER PRO VAL PHE SEQRES 24 A 412 SER ALA SER SER ARG LEU PRO LEU ARG GLU ILE THR MET SEQRES 25 A 412 GLY GLU ALA THR MET ARG PRO GLY GLN THR VAL TRP LEU SEQRES 26 A 412 SER TYR GLY SER ALA ASN ARG ASP GLU ALA VAL PHE ASP SEQRES 27 A 412 ARG PRO ASP VAL PHE ASP LEU ASP ARG ALA THR HIS PRO SEQRES 28 A 412 HIS LEU ALA PHE GLY THR GLY ARG HIS LEU CYS SER GLY SEQRES 29 A 412 SER ALA TYR ALA PRO GLN VAL ALA ARG ILE ALA LEU GLU SEQRES 30 A 412 GLU LEU PHE THR ALA PHE PRO SER ILE ARG LEU ASP PRO SEQRES 31 A 412 ALA HIS GLU VAL PRO VAL TRP GLY TRP LEU PHE ARG GLY SEQRES 32 A 412 PRO GLN ARG LEU ASP VAL LEU TRP ASP HET HEM A 501 43 HET GOL A 502 6 HET GOL A 503 6 HET GOL A 504 6 HET GOL A 505 6 HET ACT A 506 4 HET GOL A 507 6 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM GOL GLYCEROL HETNAM ACT ACETATE ION HETSYN HEM HEME HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 GOL 5(C3 H8 O3) FORMUL 7 ACT C2 H3 O2 1- FORMUL 9 HOH *293(H2 O) HELIX 1 AA1 THR A 11 VAL A 18 1 8 HELIX 2 AA2 THR A 19 ASP A 26 1 8 HELIX 3 AA3 ASP A 26 ALA A 38 1 13 HELIX 4 AA4 PRO A 44 HIS A 47 5 4 HELIX 5 AA5 THR A 53 ASP A 63 1 11 HELIX 6 AA6 SER A 72 GLY A 80 1 9 HELIX 7 AA7 GLU A 88 ASP A 100 1 13 HELIX 8 AA8 PRO A 101 LEU A 103 5 3 HELIX 9 AA9 LYS A 104 GLN A 115 1 12 HELIX 10 AB1 GLN A 115 GLY A 131 1 17 HELIX 11 AB2 LEU A 135 TYR A 139 1 5 HELIX 12 AB3 TYR A 139 ILE A 152 1 14 HELIX 13 AB4 ASP A 158 ALA A 174 1 17 HELIX 14 AB5 ASN A 186 GLY A 189 5 4 HELIX 15 AB6 PHE A 190 GLU A 205 1 16 HELIX 16 AB7 LEU A 220 HIS A 226 1 7 HELIX 17 AB8 THR A 235 GLY A 250 1 16 HELIX 18 AB9 GLN A 252 THR A 267 1 16 HELIX 19 AC1 ARG A 268 GLU A 277 1 10 HELIX 20 AC2 ASP A 278 THR A 280 5 3 HELIX 21 AC3 LEU A 281 MET A 293 1 13 HELIX 22 AC4 SER A 324 ASN A 329 1 6 HELIX 23 AC5 THR A 355 LEU A 359 5 5 HELIX 24 AC6 TYR A 365 PHE A 381 1 17 SHEET 1 AA1 5 VAL A 40 ILE A 43 0 SHEET 2 AA1 5 ALA A 48 ALA A 51 -1 O ALA A 48 N ILE A 43 SHEET 3 AA1 5 VAL A 321 LEU A 323 1 O TRP A 322 N TRP A 49 SHEET 4 AA1 5 SER A 300 PRO A 304 -1 N SER A 300 O LEU A 323 SHEET 5 AA1 5 PHE A 67 GLY A 69 -1 N ARG A 68 O LEU A 303 SHEET 1 AA2 3 ALA A 133 GLU A 134 0 SHEET 2 AA2 3 ASP A 406 LEU A 408 -1 O VAL A 407 N ALA A 133 SHEET 3 AA2 3 ARG A 385 LEU A 386 -1 N ARG A 385 O LEU A 408 SHEET 1 AA3 2 ILE A 308 MET A 310 0 SHEET 2 AA3 2 ALA A 313 MET A 315 -1 O MET A 315 N ILE A 308 SHEET 1 AA4 2 VAL A 394 TRP A 395 0 SHEET 2 AA4 2 GLY A 401 PRO A 402 -1 O GLY A 401 N TRP A 395 LINK SG CYS A 360 FE HEM A 501 1555 1555 2.24 LINK FE HEM A 501 O HOH A 632 1555 1555 2.48 CRYST1 54.860 150.242 60.642 90.00 90.00 90.00 P 21 21 2 4 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 0.018228 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006656 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016490 0.00000