HEADER OXIDOREDUCTASE 20-MAY-02 1LTV TITLE CRYSTAL STRUCTURE OF CHROMOBACTERIUM VIOLACEUM PHENYLALANINE TITLE 2 HYDROXYLASE, STRUCTURE WITH BOUND OXIDIZED FE(III) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHENYLALANINE-4-HYDROXYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PAH, PHE-4-MONOOXYGENASE, PHENYLALANINASE; COMPND 5 EC: 1.14.16.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CHROMOBACTERIUM VIOLACEUM; SOURCE 3 ORGANISM_TAXID: 536; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET-3A KEYWDS PHENYLALANINE HYDROXYLASE, IRON-BOUND, CATALYTIC CORE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR H.ERLANDSEN,J.Y.KIM,M.G.PATCH,A.HAN,A.VOLNER,M.M.ABU-OMAR,R.C.STEVENS REVDAT 3 14-FEB-24 1LTV 1 REMARK LINK REVDAT 2 24-FEB-09 1LTV 1 VERSN REVDAT 1 17-JUL-02 1LTV 0 JRNL AUTH H.ERLANDSEN,J.Y.KIM,M.G.PATCH,A.HAN,A.VOLNER,M.M.ABU-OMAR, JRNL AUTH 2 R.C.STEVENS JRNL TITL STRUCTURAL COMPARISON OF BACTERIAL AND HUMAN IRON-DEPENDENT JRNL TITL 2 PHENYLALANINE HYDROXYLASES: SIMILAR FOLD, DIFFERENT JRNL TITL 3 STABILITY AND REACTION RATES. JRNL REF J.MOL.BIOL. V. 320 645 2002 JRNL REFN ISSN 0022-2836 JRNL PMID 12096915 JRNL DOI 10.1016/S0022-2836(02)00496-5 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 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) (%) : 86.2 REMARK 3 NUMBER OF REFLECTIONS : 17224 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) : 0.207 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1717 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.07 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2070 REMARK 3 BIN FREE R VALUE : 0.2610 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 1717 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 : 2203 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 108 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 2.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.30100 REMARK 3 B22 (A**2) : -0.38000 REMARK 3 B33 (A**2) : -2.92100 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.20 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) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.26 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.240 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 1LTV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-JUN-02. REMARK 100 THE DEPOSITION ID IS D_1000016264. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-MAR-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17224 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 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 (%) : 89.5 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.08700 REMARK 200 R SYM (I) : 0.08100 REMARK 200 FOR THE DATA SET : 10.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 56.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.31500 REMARK 200 R SYM FOR SHELL (I) : 0.33400 REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1LTU REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SUFATE, NACL, HEPES BUFFER, REMARK 280 PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277.15K 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 23.29700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 45.42350 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.76650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 45.42350 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 23.29700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.76650 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 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 1 REMARK 465 ASN A 2 REMARK 465 ASP A 3 REMARK 465 ARG A 4 REMARK 465 ALA A 5 REMARK 465 ASP A 6 REMARK 465 PHE A 7 REMARK 465 VAL A 8 REMARK 465 ASN A 284 REMARK 465 ALA A 285 REMARK 465 GLY A 286 REMARK 465 ASP A 287 REMARK 465 HIS A 288 REMARK 465 GLN A 289 REMARK 465 GLY A 290 REMARK 465 TRP A 291 REMARK 465 ALA A 292 REMARK 465 ASP A 293 REMARK 465 THR A 294 REMARK 465 GLU A 295 REMARK 465 ASP A 296 REMARK 465 VAL A 297 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 PHE A 27 16.99 59.05 REMARK 500 ARG A 76 158.11 178.85 REMARK 500 LEU A 128 -32.99 -178.70 REMARK 500 TYR A 130 66.28 16.00 REMARK 500 LEU A 131 -171.77 -69.18 REMARK 500 GLU A 133 120.48 77.48 REMARK 500 ASP A 135 -169.96 -129.39 REMARK 500 ALA A 168 138.68 -38.61 REMARK 500 THR A 182 -80.30 -120.67 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 FE A 900 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 138 NE2 REMARK 620 2 HIS A 143 NE2 95.2 REMARK 620 3 GLU A 184 OE2 150.3 98.2 REMARK 620 4 GLU A 184 OE1 97.8 87.4 56.6 REMARK 620 5 HOH A 582 O 100.4 94.0 105.0 161.5 REMARK 620 6 HOH A 583 O 84.5 170.4 78.0 83.1 95.5 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 900 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1LTU RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CHROMOBACTERIUM VIOLACEUM, APO (NO IRON BOUND) REMARK 900 STRUCTURE REMARK 900 RELATED ID: 1LTZ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE CHROMOBACTERIUM VIOLACEUM PHENYLALANINE REMARK 900 HYDROXYLASE, STRUCTURE HAS BOUND IRON (III) AND OXIDIZED COFACTOR 7, REMARK 900 8-DIHYDROBIOPTERIN DBREF 1LTV A 1 297 UNP P30967 PH4H_CHRVO 1 297 SEQRES 1 A 297 MET ASN ASP ARG ALA ASP PHE VAL VAL PRO ASP ILE THR SEQRES 2 A 297 THR ARG LYS ASN VAL GLY LEU SER HIS ASP ALA ASN ASP SEQRES 3 A 297 PHE THR LEU PRO GLN PRO LEU ASP ARG TYR SER ALA GLU SEQRES 4 A 297 ASP HIS ALA THR TRP ALA THR LEU TYR GLN ARG GLN CYS SEQRES 5 A 297 LYS LEU LEU PRO GLY ARG ALA CYS ASP GLU PHE LEU GLU SEQRES 6 A 297 GLY LEU GLU ARG LEU GLU VAL ASP ALA ASP ARG VAL PRO SEQRES 7 A 297 ASP PHE ASN LYS LEU ASN GLU LYS LEU MET ALA ALA THR SEQRES 8 A 297 GLY TRP LYS ILE VAL ALA VAL PRO GLY LEU ILE PRO ASP SEQRES 9 A 297 ASP VAL PHE PHE GLU HIS LEU ALA ASN ARG ARG PHE PRO SEQRES 10 A 297 VAL THR TRP TRP LEU ARG GLU PRO HIS GLN LEU ASP TYR SEQRES 11 A 297 LEU GLN GLU PRO ASP VAL PHE HIS ASP LEU PHE GLY HIS SEQRES 12 A 297 VAL PRO LEU LEU ILE ASN PRO VAL PHE ALA ASP TYR LEU SEQRES 13 A 297 GLU ALA TYR GLY LYS GLY GLY VAL LYS ALA LYS ALA LEU SEQRES 14 A 297 GLY ALA LEU PRO MET LEU ALA ARG LEU TYR TRP TYR THR SEQRES 15 A 297 VAL GLU PHE GLY LEU ILE ASN THR PRO ALA GLY MET ARG SEQRES 16 A 297 ILE TYR GLY ALA GLY ILE LEU SER SER LYS SER GLU SER SEQRES 17 A 297 ILE TYR CYS LEU ASP SER ALA SER PRO ASN ARG VAL GLY SEQRES 18 A 297 PHE ASP LEU MET ARG ILE MET ASN THR ARG TYR ARG ILE SEQRES 19 A 297 ASP THR PHE GLN LYS THR TYR PHE VAL ILE ASP SER PHE SEQRES 20 A 297 LYS GLN LEU PHE ASP ALA THR ALA PRO ASP PHE ALA PRO SEQRES 21 A 297 LEU TYR LEU GLN LEU ALA ASP ALA GLN PRO TRP GLY ALA SEQRES 22 A 297 GLY ASP ILE ALA PRO ASP ASP LEU VAL LEU ASN ALA GLY SEQRES 23 A 297 ASP HIS GLN GLY TRP ALA ASP THR GLU ASP VAL HET FE A 900 1 HETNAM FE FE (III) ION FORMUL 2 FE FE 3+ FORMUL 3 HOH *108(H2 O) HELIX 1 1 ASP A 11 ASN A 17 1 7 HELIX 2 2 PRO A 32 TYR A 36 5 5 HELIX 3 3 SER A 37 LEU A 55 1 19 HELIX 4 4 CYS A 60 GLU A 71 1 12 HELIX 5 5 ASP A 79 GLY A 92 1 14 HELIX 6 6 PRO A 103 ASN A 113 1 11 HELIX 7 7 ASP A 135 VAL A 144 1 10 HELIX 8 8 PRO A 145 ILE A 148 5 4 HELIX 9 9 ASN A 149 ALA A 166 1 18 HELIX 10 10 GLY A 170 THR A 182 1 13 HELIX 11 11 GLY A 198 SER A 203 1 6 HELIX 12 12 SER A 204 SER A 214 1 11 HELIX 13 13 ASP A 223 ASN A 229 1 7 HELIX 14 14 SER A 246 THR A 254 1 9 HELIX 15 15 PHE A 258 ALA A 266 1 9 SHEET 1 A 2 LYS A 94 VAL A 98 0 SHEET 2 A 2 ARG A 115 THR A 119 1 O PHE A 116 N LYS A 94 SHEET 1 B 4 GLY A 193 ILE A 196 0 SHEET 2 B 4 LEU A 187 THR A 190 -1 N ILE A 188 O ARG A 195 SHEET 3 B 4 THR A 240 ILE A 244 1 O PHE A 242 N LEU A 187 SHEET 4 B 4 ASN A 218 GLY A 221 1 N VAL A 220 O VAL A 243 LINK NE2 HIS A 138 FE FE A 900 1555 1555 2.03 LINK NE2 HIS A 143 FE FE A 900 1555 1555 2.35 LINK OE2 GLU A 184 FE FE A 900 1555 1555 2.19 LINK OE1 GLU A 184 FE FE A 900 1555 1555 2.45 LINK O HOH A 582 FE FE A 900 1555 1555 2.03 LINK O HOH A 583 FE FE A 900 1555 1555 2.39 SITE 1 AC1 5 HIS A 138 HIS A 143 GLU A 184 HOH A 582 SITE 2 AC1 5 HOH A 583 CRYST1 46.594 67.533 90.847 90.00 90.00 90.00 P 21 21 21 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 0.021462 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014808 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011008 0.00000