HEADER OXIDOREDUCTASE 12-FEB-24 8VZR TITLE CRYSTAL STRUCTURE OF DEHALOPEROXIDASE A IN COMPLEX WITH SUBSTRATE 4- TITLE 2 BROMO-O-CRESOL COMPND MOL_ID: 1; COMPND 2 MOLECULE: DEHALOPEROXIDASE A; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AMPHITRITE ORNATA; SOURCE 3 ORGANISM_TAXID: 129555; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS PEROXIDSASE, PEROXYGENASE, OXIDASE, OXYGENASE, GLOBIN, HEME COFACTOR, KEYWDS 2 OXYGEN BINDING, HYDROGEN PREOXIDE COSUBSTRATE, HALOPHENOL BINDING, KEYWDS 3 SUBSTRATE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.S.AKTAR,V.S.DE SERRANO,R.A.GHILADI,S.FRANZEN REVDAT 2 24-JUL-24 8VZR 1 JRNL REVDAT 1 17-JUL-24 8VZR 0 JRNL AUTH M.S.AKTAR,V.DE SERRANO,R.A.GHILADI,S.FRANZEN JRNL TITL STRUCTURAL COMPARISON OF SUBSTRATE BINDING SITES IN JRNL TITL 2 DEHALOPEROXIDASE A AND B. JRNL REF BIOCHEMISTRY V. 63 1761 2024 JRNL REFN ISSN 0006-2960 JRNL PMID 38959050 JRNL DOI 10.1021/ACS.BIOCHEM.4C00179 REMARK 2 REMARK 2 RESOLUTION. 1.64 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0415 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.64 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.14 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 33787 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.156 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.966 REMARK 3 FREE R VALUE TEST SET COUNT : 1678 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.64 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.68 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2361 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.88 REMARK 3 BIN R VALUE (WORKING SET) : 0.2860 REMARK 3 BIN FREE R VALUE SET COUNT : 112 REMARK 3 BIN FREE R VALUE : 0.3210 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2180 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 175 REMARK 3 SOLVENT ATOMS : 180 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.16 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.43500 REMARK 3 B22 (A**2) : -0.47000 REMARK 3 B33 (A**2) : 0.03500 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.191 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.104 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.073 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.841 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.963 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.939 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2866 ; 0.010 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): 2606 ; 0.002 ; 0.016 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3907 ; 1.649 ; 1.709 REMARK 3 BOND ANGLES OTHERS (DEGREES): 6031 ; 0.614 ; 1.619 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 358 ; 5.358 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 18 ; 4.581 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 499 ;18.336 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 376 ; 0.086 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3546 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 746 ; 0.006 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 828 ; 0.325 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 197 ; 0.339 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1360 ; 0.186 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 141 ; 0.194 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1311 ; 0.960 ; 1.741 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1311 ; 0.958 ; 1.741 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1692 ; 1.196 ; 3.131 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1693 ; 1.196 ; 3.132 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1555 ; 1.095 ; 2.131 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1546 ; 1.092 ; 2.135 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2207 ; 1.384 ; 3.751 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 2196 ; 1.382 ; 3.754 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 5472 ; 3.845 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK BULK SOLVENT REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THEIR REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 8VZR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-FEB-24. REMARK 100 THE DEPOSITION ID IS D_1000281559. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-NOV-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX300-HS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33787 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.640 REMARK 200 RESOLUTION RANGE LOW (A) : 37.140 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 9.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 30.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.64 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.68 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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 REMARK 200 STARTING MODEL: PDB ENTRY 2QFK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPEG2000, AMMONIUM SULFATE, SODIUM REMARK 280 CACODYLATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 29.20200 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.08450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.87800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.08450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.20200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.87800 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 VAL A 84 CG1 CG2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O4 PEG A 204 O HOH A 301 2.15 REMARK 500 REMARK 500 REMARK: NULL 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 B 12 52.31 -150.38 REMARK 500 SER B 114 46.09 -87.05 REMARK 500 SER B 114 43.83 -85.34 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 GLN B 113 -11.87 REMARK 500 GLN B 113 -11.20 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 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 89 NE2 REMARK 620 2 HEM A 201 NA 91.5 REMARK 620 3 HEM A 201 NB 89.4 88.6 REMARK 620 4 HEM A 201 NC 92.1 175.2 88.3 REMARK 620 5 HEM A 201 ND 96.0 90.5 174.5 92.3 REMARK 620 6 OXY A 206 O2 170.7 97.3 93.4 79.2 81.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 89 NE2 REMARK 620 2 HEM B 201 NA 96.8 REMARK 620 3 HEM B 201 NB 93.0 89.4 REMARK 620 4 HEM B 201 NC 90.2 172.7 88.2 REMARK 620 5 HEM B 201 ND 92.7 90.2 174.3 91.5 REMARK 620 6 OXY B 208 O1 161.3 101.4 91.6 71.9 82.9 REMARK 620 N 1 2 3 4 5 DBREF 8VZR A 1 137 UNP Q9NAV8 Q9NAV8_9ANNE 2 138 DBREF 8VZR B 1 137 UNP Q9NAV8 Q9NAV8_9ANNE 2 138 SEQRES 1 A 137 GLY PHE LYS GLN ASP ILE ALA THR ILE ARG GLY ASP LEU SEQRES 2 A 137 ARG THR TYR ALA GLN ASP ILE PHE LEU ALA PHE LEU ASN SEQRES 3 A 137 LYS TYR PRO ASP GLU ARG ARG TYR PHE LYS ASN TYR VAL SEQRES 4 A 137 GLY LYS SER ASP GLN GLU LEU LYS SER MET ALA LYS PHE SEQRES 5 A 137 GLY ASP HIS THR GLU LYS VAL PHE ASN LEU MET MET GLU SEQRES 6 A 137 VAL ALA ASP ARG ALA THR ASP CYS VAL PRO LEU ALA SER SEQRES 7 A 137 ASP ALA ASN THR LEU VAL GLN MET LYS GLN HIS SER SER SEQRES 8 A 137 LEU THR THR GLY ASN PHE GLU LYS LEU PHE VAL ALA LEU SEQRES 9 A 137 VAL GLU TYR MET ARG ALA SER GLY GLN SER PHE ASP SER SEQRES 10 A 137 GLN SER TRP ASP ARG PHE GLY LYS ASN LEU VAL SER ALA SEQRES 11 A 137 LEU SER SER ALA GLY MET LYS SEQRES 1 B 137 GLY PHE LYS GLN ASP ILE ALA THR ILE ARG GLY ASP LEU SEQRES 2 B 137 ARG THR TYR ALA GLN ASP ILE PHE LEU ALA PHE LEU ASN SEQRES 3 B 137 LYS TYR PRO ASP GLU ARG ARG TYR PHE LYS ASN TYR VAL SEQRES 4 B 137 GLY LYS SER ASP GLN GLU LEU LYS SER MET ALA LYS PHE SEQRES 5 B 137 GLY ASP HIS THR GLU LYS VAL PHE ASN LEU MET MET GLU SEQRES 6 B 137 VAL ALA ASP ARG ALA THR ASP CYS VAL PRO LEU ALA SER SEQRES 7 B 137 ASP ALA ASN THR LEU VAL GLN MET LYS GLN HIS SER SER SEQRES 8 B 137 LEU THR THR GLY ASN PHE GLU LYS LEU PHE VAL ALA LEU SEQRES 9 B 137 VAL GLU TYR MET ARG ALA SER GLY GLN SER PHE ASP SER SEQRES 10 B 137 GLN SER TRP ASP ARG PHE GLY LYS ASN LEU VAL SER ALA SEQRES 11 B 137 LEU SER SER ALA GLY MET LYS HET HEM A 201 43 HET MWJ A 202 18 HET GOL A 203 6 HET PEG A 204 7 HET PG4 A 205 13 HET OXY A 206 2 HET SO4 A 207 5 HET HEM B 201 43 HET MWJ B 202 18 HET GOL B 203 6 HET GOL B 204 6 HET PEG B 205 7 HET GOL B 206 6 HET GOL B 207 6 HET OXY B 208 2 HET SO4 B 209 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM MWJ 4-BROMO-2-METHYLPHENOL HETNAM GOL GLYCEROL HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM PG4 TETRAETHYLENE GLYCOL HETNAM OXY OXYGEN MOLECULE HETNAM SO4 SULFATE ION HETSYN HEM HEME HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 MWJ 2(C7 H7 BR O) FORMUL 5 GOL 5(C3 H8 O3) FORMUL 6 PEG 2(C4 H10 O3) FORMUL 7 PG4 C8 H18 O5 FORMUL 8 OXY 2(O2) FORMUL 9 SO4 2(O4 S 2-) FORMUL 19 HOH *180(H2 O) HELIX 1 AA1 GLY A 1 ASP A 12 1 12 HELIX 2 AA2 ASP A 12 TYR A 28 1 17 HELIX 3 AA3 PRO A 29 VAL A 39 5 11 HELIX 4 AA4 SER A 42 MET A 49 1 8 HELIX 5 AA5 MET A 49 ALA A 70 1 22 HELIX 6 AA6 LEU A 76 MET A 86 1 11 HELIX 7 AA7 LYS A 87 SER A 90 5 4 HELIX 8 AA8 THR A 93 SER A 111 1 19 HELIX 9 AA9 ASP A 116 ALA A 134 1 19 HELIX 10 AB1 PHE B 2 ASP B 12 1 11 HELIX 11 AB2 ASP B 12 TYR B 28 1 17 HELIX 12 AB3 PRO B 29 PHE B 35 5 7 HELIX 13 AB4 SER B 42 SER B 48 1 7 HELIX 14 AB5 MET B 49 ALA B 70 1 22 HELIX 15 AB6 LEU B 76 MET B 86 1 11 HELIX 16 AB7 LYS B 87 SER B 90 5 4 HELIX 17 AB8 THR B 93 SER B 111 1 19 HELIX 18 AB9 ASP B 116 ALA B 134 1 19 LINK NE2 HIS A 89 FE HEM A 201 1555 1555 2.06 LINK FE HEM A 201 O2 OXY A 206 1555 1555 2.45 LINK NE2 HIS B 89 FE HEM B 201 1555 1555 2.16 LINK FE HEM B 201 O1 OXY B 208 1555 1555 2.35 CRYST1 58.404 67.756 68.169 90.00 90.00 90.00 P 21 21 21 8 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 0.017122 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014759 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014669 0.00000