HEADER OXIDOREDUCTASE 24-AUG-98 1R2F TITLE RIBONUCLEOTIDE REDUCTASE R2F PROTEIN FROM SALMONELLA TYPHIMURIUM COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (RIBONUCLEOTIDE REDUCTASE R2); COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.17.4.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM; SOURCE 3 ORGANISM_TAXID: 602; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET24A KEYWDS REDUCTASE, NUCLEOTIDE METABOLISM, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR H.EKLUND,M.ERIKSSON REVDAT 4 14-FEB-24 1R2F 1 REMARK LINK REVDAT 3 24-FEB-09 1R2F 1 VERSN REVDAT 2 29-DEC-99 1R2F 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 13-JAN-99 1R2F 0 JRNL AUTH M.ERIKSSON,A.JORDAN,H.EKLUND JRNL TITL STRUCTURE OF SALMONELLA TYPHIMURIUM NRDF RIBONUCLEOTIDE JRNL TITL 2 REDUCTASE IN ITS OXIDIZED AND REDUCED FORMS. JRNL REF BIOCHEMISTRY V. 37 13359 1998 JRNL REFN ISSN 0006-2960 JRNL PMID 9748343 JRNL DOI 10.1021/BI981380S REMARK 2 REMARK 2 RESOLUTION. 2.10 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 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) (%) : 93.1 REMARK 3 NUMBER OF REFLECTIONS : 43152 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) : 0.226 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 4523 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 397 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.19 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.42500 REMARK 3 B22 (A**2) : -6.52200 REMARK 3 B33 (A**2) : 6.09700 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -3.57500 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.173 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 1R2F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008376. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL 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 : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : BW7B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8373 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45114 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.6 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06900 REMARK 200 FOR THE DATA SET : 8.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.9 REMARK 200 DATA REDUNDANCY IN SHELL : 1.90 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.24600 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.5 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 35.87000 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 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: 3760 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21420 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -51.0 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 LYS A 2 REMARK 465 LEU A 3 REMARK 465 SER A 4 REMARK 465 ARG A 5 REMARK 465 ASN A 289 REMARK 465 ALA A 290 REMARK 465 ASP A 291 REMARK 465 GLU A 292 REMARK 465 ASN A 293 REMARK 465 HIS A 294 REMARK 465 ASP A 295 REMARK 465 PHE A 296 REMARK 465 PHE A 297 REMARK 465 SER A 298 REMARK 465 GLY A 299 REMARK 465 SER A 300 REMARK 465 GLY A 301 REMARK 465 SER A 302 REMARK 465 SER A 303 REMARK 465 TYR A 304 REMARK 465 VAL A 305 REMARK 465 MET A 306 REMARK 465 GLY A 307 REMARK 465 LYS A 308 REMARK 465 THR A 309 REMARK 465 VAL A 310 REMARK 465 GLU A 311 REMARK 465 THR A 312 REMARK 465 GLU A 313 REMARK 465 ASP A 314 REMARK 465 GLU A 315 REMARK 465 ASP A 316 REMARK 465 TRP A 317 REMARK 465 ASN A 318 REMARK 465 PHE A 319 REMARK 465 MET B 1 REMARK 465 LYS B 2 REMARK 465 LEU B 3 REMARK 465 SER B 4 REMARK 465 ARG B 5 REMARK 465 SER B 287 REMARK 465 PRO B 288 REMARK 465 ASN B 289 REMARK 465 ALA B 290 REMARK 465 ASP B 291 REMARK 465 GLU B 292 REMARK 465 ASN B 293 REMARK 465 HIS B 294 REMARK 465 ASP B 295 REMARK 465 PHE B 296 REMARK 465 PHE B 297 REMARK 465 SER B 298 REMARK 465 GLY B 299 REMARK 465 SER B 300 REMARK 465 GLY B 301 REMARK 465 SER B 302 REMARK 465 SER B 303 REMARK 465 TYR B 304 REMARK 465 VAL B 305 REMARK 465 MET B 306 REMARK 465 GLY B 307 REMARK 465 LYS B 308 REMARK 465 THR B 309 REMARK 465 VAL B 310 REMARK 465 GLU B 311 REMARK 465 THR B 312 REMARK 465 GLU B 313 REMARK 465 ASP B 314 REMARK 465 GLU B 315 REMARK 465 ASP B 316 REMARK 465 TRP B 317 REMARK 465 ASN B 318 REMARK 465 PHE B 319 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 144 -172.88 -69.41 REMARK 500 PHE A 160 -58.57 -131.07 REMARK 500 PRO B 37 55.41 -63.21 REMARK 500 ASN B 40 16.94 -67.16 REMARK 500 PHE B 160 -65.35 -136.75 REMARK 500 PHE B 166 -19.88 -48.85 REMARK 500 ALA B 242 -76.17 -45.25 REMARK 500 GLU B 243 46.00 -74.16 REMARK 500 THR B 244 -34.25 -130.60 REMARK 500 VAL B 247 -37.66 -29.46 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 400 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 67 OD1 REMARK 620 2 GLU A 98 OE1 98.3 REMARK 620 3 HIS A 101 ND1 117.0 99.2 REMARK 620 4 GLU A 192 OE2 104.8 135.3 103.4 REMARK 620 5 GLU A 192 OE1 148.0 88.8 92.3 52.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE A 401 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 98 OE2 REMARK 620 2 GLU A 158 OE1 139.9 REMARK 620 3 GLU A 158 OE2 86.3 63.1 REMARK 620 4 GLU A 192 OE1 119.9 84.8 147.8 REMARK 620 5 HIS A 195 ND1 86.6 120.4 96.8 102.7 REMARK 620 6 HOH A 562 O 76.2 77.3 87.7 81.7 161.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE B 402 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 67 OD1 REMARK 620 2 GLU B 98 OE1 75.0 REMARK 620 3 HIS B 101 ND1 119.4 110.7 REMARK 620 4 GLU B 192 OE2 116.2 136.6 99.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE B 403 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 98 OE2 REMARK 620 2 GLU B 158 OE2 100.3 REMARK 620 3 GLU B 158 OE1 119.0 55.2 REMARK 620 4 GLU B 192 OE1 107.9 151.6 105.9 REMARK 620 5 HIS B 195 ND1 94.3 86.0 131.0 95.1 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 FE A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE B 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE B 403 DBREF 1R2F A 1 319 UNP P17424 RIR4_SALTY 1 319 DBREF 1R2F B 1 319 UNP P17424 RIR4_SALTY 1 319 SEQRES 1 A 319 MET LYS LEU SER ARG ILE SER ALA ILE ASN TRP ASN LYS SEQRES 2 A 319 ILE GLN ASP ASP LYS ASP LEU GLU VAL TRP ASN ARG LEU SEQRES 3 A 319 THR SER ASN PHE TRP LEU PRO GLU LYS VAL PRO LEU SER SEQRES 4 A 319 ASN ASP ILE PRO ALA TRP GLN THR LEU SER ALA ALA GLU SEQRES 5 A 319 GLN GLN LEU THR ILE ARG VAL PHE THR GLY LEU THR LEU SEQRES 6 A 319 LEU ASP THR ILE GLN ASN ILE ALA GLY ALA PRO SER LEU SEQRES 7 A 319 MET ALA ASP ALA ILE THR PRO HIS GLU GLU ALA VAL LEU SEQRES 8 A 319 SER ASN ILE SER PHE MET GLU ALA VAL HIS ALA ARG SER SEQRES 9 A 319 TYR SER SER ILE PHE SER THR LEU CYS GLN THR LYS GLU SEQRES 10 A 319 VAL ASP ALA ALA TYR ALA TRP SER GLU GLU ASN PRO PRO SEQRES 11 A 319 LEU GLN ARG LYS ALA GLN ILE ILE LEU ALA HIS TYR VAL SEQRES 12 A 319 SER ASP GLU PRO LEU LYS LYS LYS ILE ALA SER VAL PHE SEQRES 13 A 319 LEU GLU SER PHE LEU PHE TYR SER GLY PHE TRP LEU PRO SEQRES 14 A 319 MET TYR PHE SER SER ARG GLY LYS LEU THR ASN THR ALA SEQRES 15 A 319 ASP LEU ILE ARG LEU ILE ILE ARG ASP GLU ALA VAL HIS SEQRES 16 A 319 GLY TYR TYR ILE GLY TYR LYS TYR GLN ILE ALA LEU GLN SEQRES 17 A 319 LYS LEU SER ALA ILE GLU ARG GLU GLU LEU LYS LEU PHE SEQRES 18 A 319 ALA LEU ASP LEU LEU MET GLU LEU TYR ASP ASN GLU ILE SEQRES 19 A 319 ARG TYR THR GLU ALA LEU TYR ALA GLU THR GLY TRP VAL SEQRES 20 A 319 ASN ASP VAL LYS ALA PHE LEU CYS TYR ASN ALA ASN LYS SEQRES 21 A 319 ALA LEU MET ASN LEU GLY TYR GLU ALA LEU PHE PRO PRO SEQRES 22 A 319 GLU MET ALA ASP VAL ASN PRO ALA ILE LEU ALA ALA LEU SEQRES 23 A 319 SER PRO ASN ALA ASP GLU ASN HIS ASP PHE PHE SER GLY SEQRES 24 A 319 SER GLY SER SER TYR VAL MET GLY LYS THR VAL GLU THR SEQRES 25 A 319 GLU ASP GLU ASP TRP ASN PHE SEQRES 1 B 319 MET LYS LEU SER ARG ILE SER ALA ILE ASN TRP ASN LYS SEQRES 2 B 319 ILE GLN ASP ASP LYS ASP LEU GLU VAL TRP ASN ARG LEU SEQRES 3 B 319 THR SER ASN PHE TRP LEU PRO GLU LYS VAL PRO LEU SER SEQRES 4 B 319 ASN ASP ILE PRO ALA TRP GLN THR LEU SER ALA ALA GLU SEQRES 5 B 319 GLN GLN LEU THR ILE ARG VAL PHE THR GLY LEU THR LEU SEQRES 6 B 319 LEU ASP THR ILE GLN ASN ILE ALA GLY ALA PRO SER LEU SEQRES 7 B 319 MET ALA ASP ALA ILE THR PRO HIS GLU GLU ALA VAL LEU SEQRES 8 B 319 SER ASN ILE SER PHE MET GLU ALA VAL HIS ALA ARG SER SEQRES 9 B 319 TYR SER SER ILE PHE SER THR LEU CYS GLN THR LYS GLU SEQRES 10 B 319 VAL ASP ALA ALA TYR ALA TRP SER GLU GLU ASN PRO PRO SEQRES 11 B 319 LEU GLN ARG LYS ALA GLN ILE ILE LEU ALA HIS TYR VAL SEQRES 12 B 319 SER ASP GLU PRO LEU LYS LYS LYS ILE ALA SER VAL PHE SEQRES 13 B 319 LEU GLU SER PHE LEU PHE TYR SER GLY PHE TRP LEU PRO SEQRES 14 B 319 MET TYR PHE SER SER ARG GLY LYS LEU THR ASN THR ALA SEQRES 15 B 319 ASP LEU ILE ARG LEU ILE ILE ARG ASP GLU ALA VAL HIS SEQRES 16 B 319 GLY TYR TYR ILE GLY TYR LYS TYR GLN ILE ALA LEU GLN SEQRES 17 B 319 LYS LEU SER ALA ILE GLU ARG GLU GLU LEU LYS LEU PHE SEQRES 18 B 319 ALA LEU ASP LEU LEU MET GLU LEU TYR ASP ASN GLU ILE SEQRES 19 B 319 ARG TYR THR GLU ALA LEU TYR ALA GLU THR GLY TRP VAL SEQRES 20 B 319 ASN ASP VAL LYS ALA PHE LEU CYS TYR ASN ALA ASN LYS SEQRES 21 B 319 ALA LEU MET ASN LEU GLY TYR GLU ALA LEU PHE PRO PRO SEQRES 22 B 319 GLU MET ALA ASP VAL ASN PRO ALA ILE LEU ALA ALA LEU SEQRES 23 B 319 SER PRO ASN ALA ASP GLU ASN HIS ASP PHE PHE SER GLY SEQRES 24 B 319 SER GLY SER SER TYR VAL MET GLY LYS THR VAL GLU THR SEQRES 25 B 319 GLU ASP GLU ASP TRP ASN PHE HET FE A 400 1 HET FE A 401 1 HET FE B 402 1 HET FE B 403 1 HETNAM FE FE (III) ION FORMUL 3 FE 4(FE 3+) FORMUL 7 HOH *397(H2 O) HELIX 1 1 ASP A 17 SER A 28 1 12 HELIX 2 2 PRO A 33 LYS A 35 5 3 HELIX 3 3 LEU A 38 THR A 47 5 10 HELIX 4 4 ALA A 50 ILE A 72 1 23 HELIX 5 5 GLY A 74 ASP A 81 1 8 HELIX 6 6 PRO A 85 LEU A 112 1 28 HELIX 7 7 THR A 115 GLU A 127 1 13 HELIX 8 8 PRO A 129 VAL A 143 1 15 HELIX 9 9 PRO A 147 SER A 159 1 13 HELIX 10 10 TYR A 163 ARG A 175 1 13 HELIX 11 11 THR A 179 LYS A 209 1 31 HELIX 12 12 ALA A 212 LEU A 240 1 29 HELIX 13 13 VAL A 247 LEU A 265 1 19 HELIX 14 14 PRO A 280 LEU A 286 1 7 HELIX 15 15 ASP B 17 SER B 28 1 12 HELIX 16 16 PRO B 33 LYS B 35 5 3 HELIX 17 17 LEU B 38 THR B 47 5 10 HELIX 18 18 ALA B 50 ILE B 72 1 23 HELIX 19 19 GLY B 74 ASP B 81 1 8 HELIX 20 20 PRO B 85 LEU B 112 1 28 HELIX 21 21 THR B 115 GLU B 127 1 13 HELIX 22 22 PRO B 129 TYR B 142 1 14 HELIX 23 23 PRO B 147 SER B 159 1 13 HELIX 24 24 TYR B 163 SER B 174 1 12 HELIX 25 25 THR B 179 LYS B 209 1 31 HELIX 26 26 ALA B 212 LEU B 240 1 29 HELIX 27 27 ALA B 242 THR B 244 5 3 HELIX 28 28 VAL B 247 LEU B 265 1 19 HELIX 29 29 PRO B 273 MET B 275 5 3 HELIX 30 30 PRO B 280 ALA B 284 1 5 LINK OD1 ASP A 67 FE FE A 400 1555 1555 2.25 LINK OE1 GLU A 98 FE FE A 400 1555 1555 2.09 LINK OE2 GLU A 98 FE FE A 401 1555 1555 1.91 LINK ND1 HIS A 101 FE FE A 400 1555 1555 2.32 LINK OE1 GLU A 158 FE FE A 401 1555 1555 1.94 LINK OE2 GLU A 158 FE FE A 401 1555 1555 2.23 LINK OE2 GLU A 192 FE FE A 400 1555 1555 2.03 LINK OE1 GLU A 192 FE FE A 400 1555 1555 2.72 LINK OE1 GLU A 192 FE FE A 401 1555 1555 2.00 LINK ND1 HIS A 195 FE FE A 401 1555 1555 2.23 LINK FE FE A 401 O HOH A 562 1555 1555 2.51 LINK OD1 ASP B 67 FE FE B 402 1555 1555 1.94 LINK OE1 GLU B 98 FE FE B 402 1555 1555 2.30 LINK OE2 GLU B 98 FE FE B 403 1555 1555 1.97 LINK ND1 HIS B 101 FE FE B 402 1555 1555 2.29 LINK OE2 GLU B 158 FE FE B 403 1555 1555 2.49 LINK OE1 GLU B 158 FE FE B 403 1555 1555 2.21 LINK OE2 GLU B 192 FE FE B 402 1555 1555 2.07 LINK OE1 GLU B 192 FE FE B 403 1555 1555 2.18 LINK ND1 HIS B 195 FE FE B 403 1555 1555 2.29 SITE 1 AC1 6 ASP A 67 GLU A 98 HIS A 101 GLU A 192 SITE 2 AC1 6 FE A 401 HOH A 562 SITE 1 AC2 6 GLU A 98 GLU A 158 GLU A 192 HIS A 195 SITE 2 AC2 6 FE A 400 HOH A 562 SITE 1 AC3 5 ASP B 67 GLU B 98 HIS B 101 GLU B 192 SITE 2 AC3 5 FE B 403 SITE 1 AC4 5 GLU B 98 GLU B 158 GLU B 192 HIS B 195 SITE 2 AC4 5 FE B 402 CRYST1 58.490 71.740 96.070 90.00 95.01 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 0.017097 0.000000 0.001499 0.00000 SCALE2 0.000000 0.013939 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010449 0.00000 MTRIX1 1 -0.800812 0.593945 -0.077000 3.04950 1 MTRIX2 1 0.591973 0.765441 -0.252325 20.48910 1 MTRIX3 1 -0.090928 -0.247647 -0.964574 151.80341 1