HEADER METAL BINDING PROTEIN 16-FEB-07 2OWS TITLE CRYSTAL STRUCTURE OF BORDETELLA PERTUSSIS HOLO FERRIC TITLE 2 BINDING PROTEIN BOUND WITH TWO SYNERGISTIC OXALATE ANIONS COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE IRON BINDING PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BORDETELLA PERTUSSIS TOHAMA I; SOURCE 3 ORGANISM_TAXID: 257313; SOURCE 4 STRAIN: TOHAMA I; SOURCE 5 GENE: BFBPA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS ALPHA-BETA-ALPHA UNITS, ANTI-PARALLEL BETA-STRANDS HINGE KEYWDS 2 REGION, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.A.L.TOM-YEW,M.E.P.MURPHY REVDAT 2 24-FEB-09 2OWS 1 VERSN REVDAT 1 26-FEB-08 2OWS 0 JRNL AUTH S.A.L.TOM-YEW,B.H.SHILTON,E.G.BEKKER,E.I.TOCHEVA, JRNL AUTH 2 M.E.P.MURPHY JRNL TITL ANION-DEPENDENT HINGE MOTION IN FERRIC BINDING JRNL TITL 2 PROTEINS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.49 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.49 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.74 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.6 REMARK 3 NUMBER OF REFLECTIONS : 45900 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) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.184 REMARK 3 FREE R VALUE : 0.208 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2474 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) : 1.49 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.53 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3069 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 84.72 REMARK 3 BIN R VALUE (WORKING SET) : 0.2180 REMARK 3 BIN FREE R VALUE SET COUNT : 163 REMARK 3 BIN FREE R VALUE : 0.2320 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2436 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 13 REMARK 3 SOLVENT ATOMS : 254 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.02 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 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): 0.080 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.079 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.042 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.080 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.949 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.941 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2494 ; 0.009 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3385 ; 1.238 ; 1.970 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 322 ; 5.370 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 106 ;34.175 ;24.057 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 423 ;14.033 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 18 ;16.293 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 380 ; 0.077 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1898 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1262 ; 0.202 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1753 ; 0.306 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 207 ; 0.094 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 1 ; 0.100 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 46 ; 0.212 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 23 ; 0.081 ; 0.200 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): 1619 ; 0.721 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2537 ; 1.184 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 982 ; 1.938 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 848 ; 2.957 ; 4.500 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 : 1.40 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 THE REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 2OWS COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-FEB-07. REMARK 100 THE RCSB ID CODE IS RCSB041681. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-FEB-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL1-5 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97944 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL, SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 48404 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.490 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.6 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.04300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.49 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.54 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.18400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.99 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 26% PEG 2000, 0.1M MES, 3.6 MM REMARK 280 OXALATE , VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 294.15K 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 29.61850 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.48850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.72650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.48850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.61850 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.72650 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 300 REMARK: THE BIOLOGICAL UNIT IS THE MONOMER. 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 GLY A 1 REMARK 465 SER A 2 REMARK 465 HIS A 3 REMARK 465 MET A 4 REMARK 465 SER A 5 REMARK 465 THR A 229 REMARK 465 ALA A 230 REMARK 465 LYS A 231 REMARK 465 ASP A 232 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 OE1 GLU A 314 O HOH A 573 2.16 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 A 63 126.49 90.21 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 324 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 143 OH REMARK 620 2 TYR A 200 OH 92.6 REMARK 620 3 OXL A 326 O2 90.0 102.7 REMARK 620 4 OXL A 325 O2 179.4 87.4 89.4 REMARK 620 5 OXL A 326 O1 93.4 173.8 75.6 86.5 REMARK 620 6 OXL A 325 O1 105.9 91.1 158.5 74.7 88.9 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 324 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OXL A 325 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OXL A 326 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1Y9U RELATED DB: PDB REMARK 900 APO FORM OF SAME PROTEIN DBREF 2OWS A 5 323 UNP Q7VXW9 Q7VXW9_BORPE 31 349 SEQADV 2OWS GLY A 1 UNP Q7VXW9 EXPRESSION TAG SEQADV 2OWS SER A 2 UNP Q7VXW9 EXPRESSION TAG SEQADV 2OWS HIS A 3 UNP Q7VXW9 EXPRESSION TAG SEQADV 2OWS MET A 4 UNP Q7VXW9 EXPRESSION TAG SEQRES 1 A 323 GLY SER HIS MET SER ASP GLU VAL SER LEU TYR THR THR SEQRES 2 A 323 ARG GLU PRO LYS LEU ILE GLN PRO LEU LEU ASP ALA PHE SEQRES 3 A 323 ALA LYS ASP SER GLY ILE LYS VAL ASN THR VAL PHE VAL SEQRES 4 A 323 LYS ASP GLY LEU LEU GLU ARG VAL ARG ALA GLU GLY ASP SEQRES 5 A 323 LYS SER PRO ALA ASP VAL LEU MET THR VAL ASP ILE GLY SEQRES 6 A 323 ASN LEU ILE ASP LEU VAL ASN GLY GLY VAL THR GLN LYS SEQRES 7 A 323 ILE GLN SER GLN THR LEU ASP SER VAL VAL PRO ALA ASN SEQRES 8 A 323 LEU ARG GLY ALA GLU GLY SER TRP TYR ALA LEU SER LEU SEQRES 9 A 323 ARG ASP ARG VAL LEU TYR VAL GLU LYS ASP LEU LYS LEU SEQRES 10 A 323 ASP SER PHE ARG TYR GLY ASP LEU ALA ASP PRO LYS TRP SEQRES 11 A 323 LYS GLY LYS VAL CYS ILE ARG SER GLY GLN HIS PRO TYR SEQRES 12 A 323 ASN THR ALA LEU VAL ALA ALA MET ILE ALA HIS ASP GLY SEQRES 13 A 323 ALA GLU ALA THR GLU LYS TRP LEU ARG GLY VAL LYS ALA SEQRES 14 A 323 ASN LEU ALA ARG LYS ALA ALA GLY GLY ASP ARG ASP VAL SEQRES 15 A 323 ALA ARG ASP ILE LEU GLY GLY ILE CYS ASP ILE GLY LEU SEQRES 16 A 323 ALA ASN ALA TYR TYR VAL GLY HIS MET LYS ASN ALA GLU SEQRES 17 A 323 PRO GLY THR ASP ALA ARG LYS TRP GLY ASP ALA ILE LYS SEQRES 18 A 323 VAL VAL ARG PRO THR PHE ALA THR ALA LYS ASP GLY GLY SEQRES 19 A 323 THR HIS VAL ASN ILE SER GLY ALA ALA VAL ALA ALA HIS SEQRES 20 A 323 ALA PRO ASN LYS ALA ASN ALA VAL LYS LEU LEU GLU TYR SEQRES 21 A 323 LEU VAL SER GLU PRO ALA GLN THR LEU TYR ALA GLN ALA SEQRES 22 A 323 ASN TYR GLU TYR PRO VAL ARG ALA GLY VAL LYS LEU ASP SEQRES 23 A 323 ALA VAL VAL ALA SER PHE GLY PRO LEU LYS VAL ASP THR SEQRES 24 A 323 LEU PRO VAL ALA GLU ILE ALA LYS TYR ARG LYS GLN ALA SEQRES 25 A 323 SER GLU LEU VAL ASP LYS VAL GLY PHE ASP ASN HET FE A 324 1 HET OXL A 325 6 HET OXL A 326 6 HETNAM FE FE (III) ION HETNAM OXL OXALATE ION FORMUL 2 FE FE 3+ FORMUL 3 OXL 2(C2 O4 2-) FORMUL 5 HOH *254(H2 O) HELIX 1 1 GLU A 15 LEU A 18 5 4 HELIX 2 2 ILE A 19 GLY A 31 1 13 HELIX 3 3 GLY A 42 GLY A 51 1 10 HELIX 4 4 ASP A 52 SER A 54 5 3 HELIX 5 5 ASP A 63 GLY A 73 1 11 HELIX 6 6 SER A 81 VAL A 88 1 8 HELIX 7 7 PRO A 89 ARG A 93 5 5 HELIX 8 8 GLY A 94 SER A 98 5 5 HELIX 9 9 ARG A 121 LYS A 131 5 11 HELIX 10 10 HIS A 141 GLY A 156 1 16 HELIX 11 11 GLY A 156 LEU A 171 1 16 HELIX 12 12 ASP A 179 GLY A 188 1 10 HELIX 13 13 ALA A 198 ASN A 206 1 9 HELIX 14 14 THR A 211 ALA A 219 1 9 HELIX 15 15 ASN A 250 VAL A 262 1 13 HELIX 16 16 SER A 263 ASN A 274 1 12 HELIX 17 17 ASP A 286 PHE A 292 1 7 HELIX 18 18 VAL A 302 VAL A 319 1 18 SHEET 1 A 5 LYS A 33 PHE A 38 0 SHEET 2 A 5 GLU A 7 THR A 12 1 N LEU A 10 O VAL A 37 SHEET 3 A 5 VAL A 58 VAL A 62 1 O VAL A 58 N TYR A 11 SHEET 4 A 5 VAL A 237 ALA A 245 -1 O ALA A 243 N LEU A 59 SHEET 5 A 5 THR A 76 GLN A 77 -1 N GLN A 77 O VAL A 244 SHEET 1 B 6 LYS A 33 PHE A 38 0 SHEET 2 B 6 GLU A 7 THR A 12 1 N LEU A 10 O VAL A 37 SHEET 3 B 6 VAL A 58 VAL A 62 1 O VAL A 58 N TYR A 11 SHEET 4 B 6 VAL A 237 ALA A 245 -1 O ALA A 243 N LEU A 59 SHEET 5 B 6 TYR A 100 GLU A 112 -1 N ARG A 105 O ASN A 238 SHEET 6 B 6 ILE A 220 VAL A 223 -1 O VAL A 223 N LEU A 109 SHEET 1 C 7 LYS A 33 PHE A 38 0 SHEET 2 C 7 GLU A 7 THR A 12 1 N LEU A 10 O VAL A 37 SHEET 3 C 7 VAL A 58 VAL A 62 1 O VAL A 58 N TYR A 11 SHEET 4 C 7 VAL A 237 ALA A 245 -1 O ALA A 243 N LEU A 59 SHEET 5 C 7 TYR A 100 GLU A 112 -1 N ARG A 105 O ASN A 238 SHEET 6 C 7 ILE A 193 ASN A 197 -1 O GLY A 194 N TYR A 110 SHEET 7 C 7 VAL A 134 CYS A 135 1 N CYS A 135 O ILE A 193 SHEET 1 D 6 LYS A 33 PHE A 38 0 SHEET 2 D 6 GLU A 7 THR A 12 1 N LEU A 10 O VAL A 37 SHEET 3 D 6 VAL A 58 VAL A 62 1 O VAL A 58 N TYR A 11 SHEET 4 D 6 VAL A 237 ALA A 245 -1 O ALA A 243 N LEU A 59 SHEET 5 D 6 TYR A 100 GLU A 112 -1 N ARG A 105 O ASN A 238 SHEET 6 D 6 TYR A 277 PRO A 278 -1 O TYR A 277 N LEU A 104 SSBOND 1 CYS A 135 CYS A 191 1555 1555 2.07 LINK OH TYR A 143 FE FE A 324 1555 1555 2.05 LINK OH TYR A 200 FE FE A 324 1555 1555 1.86 LINK FE FE A 324 O2 OXL A 326 1555 1555 2.10 LINK FE FE A 324 O2 OXL A 325 1555 1555 2.19 LINK FE FE A 324 O1 OXL A 326 1555 1555 2.20 LINK FE FE A 324 O1 OXL A 325 1555 1555 2.17 SITE 1 AC1 2 TYR A 143 TYR A 200 SITE 1 AC2 8 ARG A 137 TYR A 143 GLY A 178 ASP A 179 SITE 2 AC2 8 ARG A 180 TYR A 200 HOH A 339 HOH A 519 SITE 1 AC3 6 ARG A 14 TYR A 143 TYR A 200 HOH A 384 SITE 2 AC3 6 HOH A 501 HOH A 546 CRYST1 59.237 71.453 74.977 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 0.016881 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013995 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013337 0.00000 MASTER 304 0 3 18 24 0 5 6 0 0 0 25 END