HEADER OXIDOREDUCTASE 26-APR-12 4EWA TITLE STUDY ON STRUCTURE AND FUNCTION RELATIONSHIPS IN HUMAN PIRIN WITH FE TITLE 2 ION COMPND MOL_ID: 1; COMPND 2 MOLECULE: PIRIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROBABLE QUERCETIN 2,3-DIOXYGENASE PIR, PROBABLE COMPND 5 QUERCETINASE; COMPND 6 EC: 1.13.11.24; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HUMAN, PIR; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DH5 ALPHA); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET 27A KEYWDS BETA SANDWICH, CUPIN, IRON, METAL BINDING PROTEIN, TRANSCRIPTION KEYWDS 2 COFACTOR ACTIVITY, PROTEIN BINDING, NUCLEUS, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR F.LIU,I.REHMANI,L.CHEN,R.FU,V.SERRANO,D.W.WILSON,A.LIU REVDAT 3 13-SEP-23 4EWA 1 REMARK REVDAT 2 04-SEP-13 4EWA 1 JRNL REVDAT 1 29-MAY-13 4EWA 0 JRNL AUTH F.LIU,I.REHMANI,S.ESAKI,R.FU,L.CHEN,V.DE SERRANO,A.LIU JRNL TITL PIRIN IS AN IRON-DEPENDENT REDOX REGULATOR OF NF-KAPPA B. JRNL REF PROC.NATL.ACAD.SCI.USA V. 110 9722 2013 JRNL REFN ISSN 0027-8424 JRNL PMID 23716661 JRNL DOI 10.1073/PNAS.1221743110 REMARK 2 REMARK 2 RESOLUTION. 2.47 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) : 2.47 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 56.48 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.3 REMARK 3 NUMBER OF REFLECTIONS : 9419 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) : 0.243 REMARK 3 R VALUE (WORKING SET) : 0.240 REMARK 3 FREE R VALUE : 0.296 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 480 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) : 2.47 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.54 REMARK 3 REFLECTION IN BIN (WORKING SET) : 523 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 72.03 REMARK 3 BIN R VALUE (WORKING SET) : 0.3110 REMARK 3 BIN FREE R VALUE SET COUNT : 23 REMARK 3 BIN FREE R VALUE : 0.4390 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2245 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 35 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.87 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.25000 REMARK 3 B22 (A**2) : 0.08000 REMARK 3 B33 (A**2) : 0.17000 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): 1.752 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.382 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.235 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.207 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.902 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.867 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2302 ; 0.006 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3108 ; 1.091 ; 1.964 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 287 ; 5.813 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 104 ;38.698 ;24.135 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 399 ;16.083 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;20.781 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 327 ; 0.068 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1752 ; 0.005 ; 0.021 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 4EWA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-MAY-12. REMARK 100 THE DEPOSITION ID IS D_1000072148. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-AUG-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10058 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.480 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 (%) : 89.5 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.13100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 46.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.48 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.52 REMARK 200 COMPLETENESS FOR SHELL (%) : 75.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.70 REMARK 200 R MERGE FOR SHELL (I) : 0.52400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.800 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: 1J1L REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.03 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.32 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 20000, 0.1M MES, PH 6.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 289K 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 21.08550 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.10400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.34800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.10400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.08550 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.34800 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 GLY A 2 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 PHE A 53 O REMARK 470 PRO A 205 O REMARK 470 ASP A 207 O REMARK 470 ASN A 273 ND2 REMARK 470 ARG A 280 O 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 SER A 4 104.79 57.87 REMARK 500 SER A 27 -88.72 -92.52 REMARK 500 ASP A 37 120.97 -31.29 REMARK 500 ASP A 55 123.81 -29.67 REMARK 500 ASP A 145 60.12 39.20 REMARK 500 HIS A 253 76.72 -112.23 REMARK 500 MET A 258 -168.30 -122.04 REMARK 500 THR A 283 48.04 -141.96 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 A1001 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 56 NE2 REMARK 620 2 HIS A 58 NE2 93.6 REMARK 620 3 HIS A 101 NE2 87.9 96.6 REMARK 620 4 HOH A1128 O 81.4 99.3 161.3 REMARK 620 N 1 2 3 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 1001 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4ERO RELATED DB: PDB REMARK 900 RELATED ID: 4EWB RELATED DB: PDB REMARK 900 RELATED ID: 4EWD RELATED DB: PDB REMARK 900 RELATED ID: 4EWE RELATED DB: PDB DBREF 4EWA A 1 290 UNP O00625 PIR_HUMAN 1 290 SEQRES 1 A 290 MET GLY SER SER LYS LYS VAL THR LEU SER VAL LEU SER SEQRES 2 A 290 ARG GLU GLN SER GLU GLY VAL GLY ALA ARG VAL ARG ARG SEQRES 3 A 290 SER ILE GLY ARG PRO GLU LEU LYS ASN LEU ASP PRO PHE SEQRES 4 A 290 LEU LEU PHE ASP GLU PHE LYS GLY GLY ARG PRO GLY GLY SEQRES 5 A 290 PHE PRO ASP HIS PRO HIS ARG GLY PHE GLU THR VAL SER SEQRES 6 A 290 TYR LEU LEU GLU GLY GLY SER MET ALA HIS GLU ASP PHE SEQRES 7 A 290 CYS GLY HIS THR GLY LYS MET ASN PRO GLY ASP LEU GLN SEQRES 8 A 290 TRP MET THR ALA GLY ARG GLY ILE LEU HIS ALA GLU MET SEQRES 9 A 290 PRO CYS SER GLU GLU PRO ALA HIS GLY LEU GLN LEU TRP SEQRES 10 A 290 VAL ASN LEU ARG SER SER GLU LYS MET VAL GLU PRO GLN SEQRES 11 A 290 TYR GLN GLU LEU LYS SER GLU GLU ILE PRO LYS PRO SER SEQRES 12 A 290 LYS ASP GLY VAL THR VAL ALA VAL ILE SER GLY GLU ALA SEQRES 13 A 290 LEU GLY ILE LYS SER LYS VAL TYR THR ARG THR PRO THR SEQRES 14 A 290 LEU TYR LEU ASP PHE LYS LEU ASP PRO GLY ALA LYS HIS SEQRES 15 A 290 SER GLN PRO ILE PRO LYS GLY TRP THR SER PHE ILE TYR SEQRES 16 A 290 THR ILE SER GLY ASP VAL TYR ILE GLY PRO ASP ASP ALA SEQRES 17 A 290 GLN GLN LYS ILE GLU PRO HIS HIS THR ALA VAL LEU GLY SEQRES 18 A 290 GLU GLY ASP SER VAL GLN VAL GLU ASN LYS ASP PRO LYS SEQRES 19 A 290 ARG SER HIS PHE VAL LEU ILE ALA GLY GLU PRO LEU ARG SEQRES 20 A 290 GLU PRO VAL ILE GLN HIS GLY PRO PHE VAL MET ASN THR SEQRES 21 A 290 ASN GLU GLU ILE SER GLN ALA ILE LEU ASP PHE ARG ASN SEQRES 22 A 290 ALA LYS ASN GLY PHE GLU ARG ALA LYS THR TRP LYS SER SEQRES 23 A 290 LYS ILE GLY ASN HET FE A1001 1 HETNAM FE FE (III) ION FORMUL 2 FE FE 3+ FORMUL 3 HOH *35(H2 O) HELIX 1 1 ARG A 121 LYS A 125 5 5 HELIX 2 2 LYS A 135 ILE A 139 5 5 HELIX 3 3 THR A 260 ALA A 274 1 15 SHEET 1 A 7 VAL A 7 LEU A 12 0 SHEET 2 A 7 HIS A 216 LEU A 220 -1 O VAL A 219 N THR A 8 SHEET 3 A 7 THR A 191 SER A 198 -1 N ILE A 194 O ALA A 218 SHEET 4 A 7 SER A 236 GLY A 243 -1 O GLY A 243 N THR A 191 SHEET 5 A 7 THR A 169 LEU A 176 -1 N LEU A 170 O ALA A 242 SHEET 6 A 7 VAL A 147 SER A 153 -1 N THR A 148 O LYS A 175 SHEET 7 A 7 SER A 143 LYS A 144 -1 N LYS A 144 O VAL A 147 SHEET 1 B 7 GLU A 15 GLU A 18 0 SHEET 2 B 7 ALA A 22 ARG A 26 -1 O VAL A 24 N GLN A 16 SHEET 3 B 7 PHE A 39 GLY A 47 -1 O GLU A 44 N ARG A 25 SHEET 4 B 7 ALA A 111 ASN A 119 -1 O ALA A 111 N GLY A 47 SHEET 5 B 7 PHE A 61 LEU A 67 -1 N GLU A 62 O VAL A 118 SHEET 6 B 7 LEU A 90 THR A 94 -1 O GLN A 91 N SER A 65 SHEET 7 B 7 GLN A 130 LEU A 134 -1 O LEU A 134 N LEU A 90 SHEET 1 C 4 HIS A 56 HIS A 58 0 SHEET 2 C 4 ILE A 99 PRO A 105 -1 O ILE A 99 N HIS A 58 SHEET 3 C 4 MET A 73 ASP A 77 -1 N ALA A 74 O MET A 104 SHEET 4 C 4 THR A 82 MET A 85 -1 O MET A 85 N MET A 73 SHEET 1 D 2 GLU A 155 ALA A 156 0 SHEET 2 D 2 ILE A 159 LYS A 160 -1 O ILE A 159 N ALA A 156 SHEET 1 E 4 LYS A 181 PRO A 185 0 SHEET 2 E 4 SER A 225 GLU A 229 -1 O VAL A 226 N GLN A 184 SHEET 3 E 4 VAL A 201 ILE A 203 -1 N TYR A 202 O GLU A 229 SHEET 4 E 4 GLN A 210 ILE A 212 -1 O GLN A 210 N ILE A 203 SHEET 1 F 2 ILE A 251 HIS A 253 0 SHEET 2 F 2 PHE A 256 MET A 258 -1 O PHE A 256 N HIS A 253 LINK NE2 HIS A 56 FE FE A1001 1555 1555 2.11 LINK NE2 HIS A 58 FE FE A1001 1555 1555 2.13 LINK NE2 HIS A 101 FE FE A1001 1555 1555 2.17 LINK FE FE A1001 O HOH A1128 1555 1555 2.31 CISPEP 1 ASP A 37 PRO A 38 0 7.66 CISPEP 2 ARG A 49 PRO A 50 0 2.24 SITE 1 AC1 5 HIS A 56 HIS A 58 HIS A 101 GLU A 103 SITE 2 AC1 5 HOH A1128 CRYST1 42.171 66.696 106.208 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 0.023713 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014993 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009415 0.00000