HEADER OXIDOREDUCTASE 26-AUG-04 1WOW TITLE CRYSTAL STRUCTURE OF HEME OXYGENASE-2 FROM SYNECHOCYSTIS SP. PCC 6803 TITLE 2 COMPLEXED WITH HEME IN FERROUS FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEME OXYGENASE 2; COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.14.99.3; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCYSTIS SP.; SOURCE 3 ORGANISM_TAXID: 1148; SOURCE 4 STRAIN: PCC 6803; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PMW-A KEYWDS REDUCED FORM, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.SUGISHIMA,Y.HAGIWARA,X.ZHANG,T.YOSHIDA,C.T.MIGITA,K.FUKUYAMA REVDAT 3 13-JUL-11 1WOW 1 VERSN REVDAT 2 24-FEB-09 1WOW 1 VERSN REVDAT 1 22-MAR-05 1WOW 0 JRNL AUTH M.SUGISHIMA,Y.HAGIWARA,X.ZHANG,T.YOSHIDA,C.T.MIGITA, JRNL AUTH 2 K.FUKUYAMA JRNL TITL CRYSTAL STRUCTURE OF DIMERIC HEME OXYGENASE-2 FROM JRNL TITL 2 SYNECHOCYSTIS SP. PCC 6803 IN COMPLEX WITH HEME. JRNL REF BIOCHEMISTRY V. 44 4257 2005 JRNL REFN ISSN 0006-2960 JRNL PMID 15766254 JRNL DOI 10.1021/BI0480483 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 29153 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.219 REMARK 3 FREE R VALUE : 0.282 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1463 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.28 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3327 REMARK 3 BIN FREE R VALUE : 0.3955 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 163 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3919 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 86 REMARK 3 SOLVENT ATOMS : 469 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.25 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.37 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.34 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.14 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.11 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.81 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1WOW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 31-AUG-04. REMARK 100 THE RCSB ID CODE IS RCSB023829. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-MAY-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL41XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.046 REMARK 200 MONOCHROMATOR : SI(111) DOUBLE MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29153 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.2 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1WOV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: POTTASIUM SODIUM TARTRATE, POTTASIUM REMARK 280 PHOSPHATE, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 37.14000 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A DIMER IN THE ASSYMETRIC UNIT. 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: 5520 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19940 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -58.0 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 MET A 1 REMARK 465 ARG A 237 REMARK 465 SER A 238 REMARK 465 THR A 239 REMARK 465 ALA A 240 REMARK 465 MET B 1 REMARK 465 ALA B 236 REMARK 465 ARG B 237 REMARK 465 SER B 238 REMARK 465 THR B 239 REMARK 465 ALA B 240 REMARK 465 GLY B 241 REMARK 465 HIS B 242 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 GLU A 235 CG CD OE1 OE2 REMARK 470 VAL A 248 CG1 CG2 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 GLU A 115 70.98 -162.05 REMARK 500 SER A 132 -103.18 -119.39 REMARK 500 VAL A 248 -130.69 -114.37 REMARK 500 ASN B 74 130.03 -39.50 REMARK 500 SER B 132 -94.12 -125.69 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 512 DISTANCE = 6.10 ANGSTROMS REMARK 525 HOH A 522 DISTANCE = 7.28 ANGSTROMS REMARK 525 HOH A 525 DISTANCE = 8.84 ANGSTROMS REMARK 525 HOH A 526 DISTANCE = 5.20 ANGSTROMS REMARK 525 HOH A 539 DISTANCE = 5.67 ANGSTROMS REMARK 525 HOH B 499 DISTANCE = 5.38 ANGSTROMS REMARK 525 HOH B 510 DISTANCE = 6.15 ANGSTROMS REMARK 525 HOH B 511 DISTANCE = 8.53 ANGSTROMS REMARK 525 HOH B 520 DISTANCE = 5.17 ANGSTROMS REMARK 525 HOH B 521 DISTANCE = 5.66 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 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 16 NE2 REMARK 620 2 HEM A 300 NA 91.0 REMARK 620 3 HEM A 300 NB 87.0 89.6 REMARK 620 4 HEM A 300 NC 89.7 178.7 89.4 REMARK 620 5 HEM A 300 ND 94.9 90.3 178.1 90.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 16 NE2 REMARK 620 2 HEM B 300 NA 89.8 REMARK 620 3 HEM B 300 NB 93.1 90.1 REMARK 620 4 HEM B 300 NC 91.4 178.7 89.4 REMARK 620 5 HEM B 300 ND 88.3 90.4 178.5 90.1 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 300 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1WOV RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH HEME REMARK 900 RELATED ID: 1WOX RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH HEME AND NO DBREF 1WOW A 1 250 UNP P74133 HO2_SYNY3 1 250 DBREF 1WOW B 1 250 UNP P74133 HO2_SYNY3 1 250 SEQRES 1 A 250 MET THR ASN LEU ALA GLN LYS LEU ARG TYR GLY THR GLN SEQRES 2 A 250 GLN SER HIS THR LEU ALA GLU ASN THR ALA TYR MET LYS SEQRES 3 A 250 CYS PHE LEU LYS GLY ILE VAL GLU ARG GLU PRO PHE ARG SEQRES 4 A 250 GLN LEU LEU ALA ASN LEU TYR TYR LEU TYR SER ALA LEU SEQRES 5 A 250 GLU ALA ALA LEU ARG GLN HIS ARG ASP ASN GLU ILE ILE SEQRES 6 A 250 SER ALA ILE TYR PHE PRO GLU LEU ASN ARG THR ASP LYS SEQRES 7 A 250 LEU ALA GLU ASP LEU THR TYR TYR TYR GLY PRO ASN TRP SEQRES 8 A 250 GLN GLN ILE ILE GLN PRO THR PRO CYS ALA LYS ILE TYR SEQRES 9 A 250 VAL ASP ARG LEU LYS THR ILE ALA ALA SER GLU PRO GLU SEQRES 10 A 250 LEU LEU ILE ALA HIS CYS TYR THR ARG TYR LEU GLY ASP SEQRES 11 A 250 LEU SER GLY GLY GLN SER LEU LYS ASN ILE ILE ARG SER SEQRES 12 A 250 ALA LEU GLN LEU PRO GLU GLY GLU GLY THR ALA MET TYR SEQRES 13 A 250 GLU PHE ASP SER LEU PRO THR PRO GLY ASP ARG ARG GLN SEQRES 14 A 250 PHE LYS GLU ILE TYR ARG ASP VAL LEU ASN SER LEU PRO SEQRES 15 A 250 LEU ASP GLU ALA THR ILE ASN ARG ILE VAL GLU GLU ALA SEQRES 16 A 250 ASN TYR ALA PHE SER LEU ASN ARG GLU VAL MET HIS ASP SEQRES 17 A 250 LEU GLU ASP LEU ILE LYS ALA ALA ILE GLY GLU HIS THR SEQRES 18 A 250 PHE ASP LEU LEU THR ARG GLN ASP ARG PRO GLY SER THR SEQRES 19 A 250 GLU ALA ARG SER THR ALA GLY HIS PRO ILE THR LEU MET SEQRES 20 A 250 VAL GLY GLU SEQRES 1 B 250 MET THR ASN LEU ALA GLN LYS LEU ARG TYR GLY THR GLN SEQRES 2 B 250 GLN SER HIS THR LEU ALA GLU ASN THR ALA TYR MET LYS SEQRES 3 B 250 CYS PHE LEU LYS GLY ILE VAL GLU ARG GLU PRO PHE ARG SEQRES 4 B 250 GLN LEU LEU ALA ASN LEU TYR TYR LEU TYR SER ALA LEU SEQRES 5 B 250 GLU ALA ALA LEU ARG GLN HIS ARG ASP ASN GLU ILE ILE SEQRES 6 B 250 SER ALA ILE TYR PHE PRO GLU LEU ASN ARG THR ASP LYS SEQRES 7 B 250 LEU ALA GLU ASP LEU THR TYR TYR TYR GLY PRO ASN TRP SEQRES 8 B 250 GLN GLN ILE ILE GLN PRO THR PRO CYS ALA LYS ILE TYR SEQRES 9 B 250 VAL ASP ARG LEU LYS THR ILE ALA ALA SER GLU PRO GLU SEQRES 10 B 250 LEU LEU ILE ALA HIS CYS TYR THR ARG TYR LEU GLY ASP SEQRES 11 B 250 LEU SER GLY GLY GLN SER LEU LYS ASN ILE ILE ARG SER SEQRES 12 B 250 ALA LEU GLN LEU PRO GLU GLY GLU GLY THR ALA MET TYR SEQRES 13 B 250 GLU PHE ASP SER LEU PRO THR PRO GLY ASP ARG ARG GLN SEQRES 14 B 250 PHE LYS GLU ILE TYR ARG ASP VAL LEU ASN SER LEU PRO SEQRES 15 B 250 LEU ASP GLU ALA THR ILE ASN ARG ILE VAL GLU GLU ALA SEQRES 16 B 250 ASN TYR ALA PHE SER LEU ASN ARG GLU VAL MET HIS ASP SEQRES 17 B 250 LEU GLU ASP LEU ILE LYS ALA ALA ILE GLY GLU HIS THR SEQRES 18 B 250 PHE ASP LEU LEU THR ARG GLN ASP ARG PRO GLY SER THR SEQRES 19 B 250 GLU ALA ARG SER THR ALA GLY HIS PRO ILE THR LEU MET SEQRES 20 B 250 VAL GLY GLU HET HEM A 300 43 HET HEM B 300 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *469(H2 O) HELIX 1 1 ASN A 3 THR A 12 1 10 HELIX 2 2 THR A 12 ASN A 21 1 10 HELIX 3 3 THR A 22 LYS A 30 1 9 HELIX 4 4 GLU A 34 HIS A 59 1 26 HELIX 5 5 ASN A 62 TYR A 69 1 8 HELIX 6 6 PHE A 70 ASN A 74 5 5 HELIX 7 7 ARG A 75 GLY A 88 1 14 HELIX 8 8 ASN A 90 ILE A 95 1 6 HELIX 9 9 THR A 98 GLU A 115 1 18 HELIX 10 10 LEU A 118 SER A 132 1 15 HELIX 11 11 SER A 132 LEU A 145 1 14 HELIX 12 12 THR A 153 GLU A 157 5 5 HELIX 13 13 THR A 163 LEU A 181 1 19 HELIX 14 14 ASP A 184 ASP A 208 1 25 HELIX 15 15 LEU A 209 GLY A 218 1 10 HELIX 16 16 GLY A 218 ARG A 227 1 10 HELIX 17 17 ASN B 3 THR B 12 1 10 HELIX 18 18 THR B 12 ASN B 21 1 10 HELIX 19 19 THR B 22 LYS B 30 1 9 HELIX 20 20 GLU B 34 HIS B 59 1 26 HELIX 21 21 ASN B 62 TYR B 69 1 8 HELIX 22 22 PHE B 70 ASN B 74 5 5 HELIX 23 23 ARG B 75 GLY B 88 1 14 HELIX 24 24 ASN B 90 ILE B 95 1 6 HELIX 25 25 THR B 98 GLU B 115 1 18 HELIX 26 26 LEU B 118 LEU B 131 1 14 HELIX 27 27 SER B 132 GLN B 146 1 15 HELIX 28 28 THR B 153 GLU B 157 5 5 HELIX 29 29 THR B 163 LEU B 181 1 19 HELIX 30 30 ASP B 184 ASP B 208 1 25 HELIX 31 31 LEU B 209 GLY B 218 1 10 HELIX 32 32 GLY B 218 ARG B 227 1 10 SHEET 1 A 2 HIS A 242 MET A 247 0 SHEET 2 A 2 ILE B 244 GLY B 249 -1 O MET B 247 N ILE A 244 LINK FE HEM A 300 NE2 HIS A 16 1555 1555 2.25 LINK FE HEM B 300 NE2 HIS B 16 1555 1555 2.13 SITE 1 AC1 20 ARG A 9 HIS A 16 GLU A 20 LEU A 29 SITE 2 AC1 20 TYR A 124 THR A 125 ARG A 126 GLY A 129 SITE 3 AC1 20 SER A 132 GLY A 133 ARG A 175 PHE A 199 SITE 4 AC1 20 ASN A 202 ARG A 230 HIS A 242 ILE A 244 SITE 5 AC1 20 HOH A 356 HOH A 400 HOH A 432 HOH A 481 SITE 1 AC2 19 ARG B 9 HIS B 16 GLU B 20 LEU B 29 SITE 2 AC2 19 TYR B 124 THR B 125 ARG B 126 GLY B 129 SITE 3 AC2 19 SER B 132 GLY B 133 LYS B 171 ARG B 175 SITE 4 AC2 19 PHE B 199 ASN B 202 SER B 233 THR B 234 SITE 5 AC2 19 ILE B 244 HOH B 348 HOH B 408 CRYST1 58.030 74.280 72.270 90.00 108.03 90.00 P 1 21 1 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 0.017232 0.000000 0.005609 0.00000 SCALE2 0.000000 0.013463 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014552 0.00000 MASTER 317 0 2 32 2 0 10 6 0 0 0 40 END