HEADER OXIDOREDUCTASE 19-JUN-12 4FNH TITLE CRYSTAL STRUCTURE OF ISDI-W66Y IN COMPLEX WITH HEME COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEME-DEGRADING MONOOXYGENASE ISDI; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: HEME OXYGENASE, IRON-REGULATED SURFACE DETERMINANT ISDI, COMPND 5 IRON-RESPONSIVE SURFACE DETERMINANT ISDI; COMPND 6 EC: 1.14.99.3; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS SUBSP. AUREUS; SOURCE 3 ORGANISM_TAXID: 158879; SOURCE 4 STRAIN: N315; SOURCE 5 GENE: ISDI, SA0160; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS ALPHA/BETA BARREL, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR G.N.UKPABI,M.E.P.MURPHY REVDAT 5 13-SEP-23 4FNH 1 REMARK SEQADV LINK REVDAT 4 27-FEB-13 4FNH 1 JRNL REVDAT 3 13-FEB-13 4FNH 1 COMPND REVDAT 2 17-OCT-12 4FNH 1 JRNL REVDAT 1 22-AUG-12 4FNH 0 JRNL AUTH G.UKPABI,S.J.TAKAYAMA,A.G.MAUK,M.E.MURPHY JRNL TITL INACTIVATION OF THE HEME DEGRADING ENZYME ISDI BY AN ACTIVE JRNL TITL 2 SITE SUBSTITUTION THAT DIMINISHES HEME RUFFLING. JRNL REF J.BIOL.CHEM. V. 287 34179 2012 JRNL REFN ISSN 0021-9258 JRNL PMID 22891243 JRNL DOI 10.1074/JBC.M112.393249 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.33 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 23011 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 + TEST SET) : 0.195 REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1238 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1520 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.88 REMARK 3 BIN R VALUE (WORKING SET) : 0.2250 REMARK 3 BIN FREE R VALUE SET COUNT : 82 REMARK 3 BIN FREE R VALUE : 0.2820 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1830 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 86 REMARK 3 SOLVENT ATOMS : 259 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.05 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.04000 REMARK 3 B22 (A**2) : 0.04000 REMARK 3 B33 (A**2) : 0.00000 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): 0.147 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.138 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.089 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.967 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.933 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.916 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2003 ; 0.010 ; 0.020 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2730 ; 1.324 ; 2.062 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 226 ; 6.104 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 114 ;37.753 ;25.614 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 352 ;12.076 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ; 8.424 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 266 ; 0.089 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1578 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL 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 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 USED IF PRESENT IN REMARK 3 THE INPUT REMARK 4 REMARK 4 4FNH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-JUN-12. REMARK 100 THE DEPOSITION ID IS D_1000073119. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-MAR-10 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 : CLSI REMARK 200 BEAMLINE : 08ID-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97946 REMARK 200 MONOCHROMATOR : ACCEL/BRUKER DOUBLE CRYSTAL REMARK 200 MONOCHROMATOR (DCM) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX-300 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24334 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.120 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : 0.13500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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: NULL REMARK 200 STARTING MODEL: PDB ENTRY 3LGN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.31 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.88 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE GROWN IN A RESERVOIR REMARK 280 SOLUTION CONTAINING 25% W/V POLYETHYLENE GLYCOL 3350, 0.2 M REMARK 280 AMMONIUM ACETATE, 0.1 M BIS-TRIS, PH 5.0, AND FLASH FROZEN WITH REMARK 280 A CRYOPROTECTANT OF 20% ETHYLENE GLYCOL, VAPOR DIFFUSION, REMARK 280 SITTING 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 29.74500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.58500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.40000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.58500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.74500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.40000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5690 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -60.0 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 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 47 -111.28 -116.98 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 200 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 76 NE2 REMARK 620 2 HEM A 200 NA 90.2 REMARK 620 3 HEM A 200 NB 85.8 91.1 REMARK 620 4 HEM A 200 NC 93.4 175.8 87.1 REMARK 620 5 HEM A 200 ND 97.6 89.4 176.6 92.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 200 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 76 NE2 REMARK 620 2 HEM B 200 NA 90.5 REMARK 620 3 HEM B 200 NB 89.5 90.4 REMARK 620 4 HEM B 200 NC 93.3 176.1 88.4 REMARK 620 5 HEM B 200 ND 94.3 89.6 176.1 91.2 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 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 200 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4FNI RELATED DB: PDB DBREF 4FNH A 1 108 UNP Q7A827 ISDI_STAAN 1 108 DBREF 4FNH B 1 108 UNP Q7A827 ISDI_STAAN 1 108 SEQADV 4FNH ALA A -1 UNP Q7A827 EXPRESSION TAG SEQADV 4FNH HIS A 0 UNP Q7A827 EXPRESSION TAG SEQADV 4FNH TYR A 66 UNP Q7A827 TRP 66 ENGINEERED MUTATION SEQADV 4FNH ALA B -1 UNP Q7A827 EXPRESSION TAG SEQADV 4FNH HIS B 0 UNP Q7A827 EXPRESSION TAG SEQADV 4FNH TYR B 66 UNP Q7A827 TRP 66 ENGINEERED MUTATION SEQRES 1 A 110 ALA HIS MET PHE MET ALA GLU ASN ARG LEU GLN LEU GLN SEQRES 2 A 110 LYS GLY SER ALA GLU GLU THR ILE GLU ARG PHE TYR ASN SEQRES 3 A 110 ARG GLN GLY ILE GLU THR ILE GLU GLY PHE GLN GLN MET SEQRES 4 A 110 PHE VAL THR LYS THR LEU ASN THR GLU ASP THR ASP GLU SEQRES 5 A 110 VAL LYS ILE LEU THR ILE TRP GLU SER GLU ASP SER PHE SEQRES 6 A 110 ASN ASN TYR LEU ASN SER ASP VAL PHE LYS GLU ALA HIS SEQRES 7 A 110 LYS ASN VAL ARG LEU LYS SER ASP ASP ASP GLY GLN GLN SEQRES 8 A 110 SER PRO ILE LEU SER ASN LYS VAL PHE LYS TYR ASP ILE SEQRES 9 A 110 GLY TYR HIS TYR GLN LYS SEQRES 1 B 110 ALA HIS MET PHE MET ALA GLU ASN ARG LEU GLN LEU GLN SEQRES 2 B 110 LYS GLY SER ALA GLU GLU THR ILE GLU ARG PHE TYR ASN SEQRES 3 B 110 ARG GLN GLY ILE GLU THR ILE GLU GLY PHE GLN GLN MET SEQRES 4 B 110 PHE VAL THR LYS THR LEU ASN THR GLU ASP THR ASP GLU SEQRES 5 B 110 VAL LYS ILE LEU THR ILE TRP GLU SER GLU ASP SER PHE SEQRES 6 B 110 ASN ASN TYR LEU ASN SER ASP VAL PHE LYS GLU ALA HIS SEQRES 7 B 110 LYS ASN VAL ARG LEU LYS SER ASP ASP ASP GLY GLN GLN SEQRES 8 B 110 SER PRO ILE LEU SER ASN LYS VAL PHE LYS TYR ASP ILE SEQRES 9 B 110 GLY TYR HIS TYR GLN LYS HET HEM A 200 43 HET HEM B 200 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *259(H2 O) HELIX 1 1 SER A 14 ARG A 21 1 8 HELIX 2 2 PHE A 22 ASN A 24 5 3 HELIX 3 3 GLY A 27 ILE A 31 5 5 HELIX 4 4 SER A 59 ASN A 68 1 10 HELIX 5 5 SER A 69 HIS A 76 1 8 HELIX 6 6 SER B 14 ARG B 21 1 8 HELIX 7 7 GLY B 27 ILE B 31 5 5 HELIX 8 8 SER B 59 ASN B 68 1 10 HELIX 9 9 SER B 69 HIS B 76 1 8 SHEET 1 A 9 MET A 1 LEU A 10 0 SHEET 2 A 9 ASP A 49 TRP A 57 -1 O VAL A 51 N LEU A 8 SHEET 3 A 9 PHE A 34 THR A 42 -1 N PHE A 38 O LEU A 54 SHEET 4 A 9 ILE B 92 GLN B 107 -1 O TYR B 104 N VAL A 39 SHEET 5 A 9 MET B 1 LEU B 10 -1 N GLU B 5 O PHE B 98 SHEET 6 A 9 ASP B 49 TRP B 57 -1 O TRP B 57 N PHE B 2 SHEET 7 A 9 PHE B 34 THR B 42 -1 N PHE B 38 O LEU B 54 SHEET 8 A 9 ILE A 92 GLN A 107 -1 N TYR A 104 O VAL B 39 SHEET 9 A 9 MET A 1 LEU A 10 -1 N ARG A 7 O LYS A 96 LINK NE2 HIS A 76 FE HEM A 200 1555 1555 2.25 LINK NE2 HIS B 76 FE HEM B 200 1555 1555 2.24 SITE 1 AC1 20 ASN A 6 ARG A 21 PHE A 22 ARG A 25 SITE 2 AC1 20 GLN A 26 GLY A 27 ILE A 28 ILE A 53 SITE 3 AC1 20 PHE A 63 TYR A 66 LEU A 67 PHE A 72 SITE 4 AC1 20 ALA A 75 HIS A 76 VAL A 79 ASN A 95 SITE 5 AC1 20 HOH A 314 HOH A 315 HOH A 335 HOH A 408 SITE 1 AC2 19 ASN B 6 ARG B 21 PHE B 22 ARG B 25 SITE 2 AC2 19 GLN B 26 GLY B 27 ILE B 28 ILE B 53 SITE 3 AC2 19 PHE B 63 LEU B 67 PHE B 72 ALA B 75 SITE 4 AC2 19 HIS B 76 VAL B 79 ASN B 95 HOH B 304 SITE 5 AC2 19 HOH B 305 HOH B 334 HOH B 437 CRYST1 59.490 68.800 73.170 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 0.016810 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014535 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013667 0.00000