PDB Short entry for 1H62 HEADER OXIDOREDUCTASE 04-JUN-01 1H62 TITLE STRUCTURE OF PENTAERYTHRITOL TETRANITRATE REDUCTASE IN COMPLEX WITH 1, TITLE 2 4-ANDROSTADIEN-3,17-DIONE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PENTAERYTHRITOL TETRANITRATE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: NON-COVALENTLY BOUND FLAVIN MONONUCLEOTIDE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTER CLOACAE; SOURCE 3 ORGANISM_TAXID: 550; SOURCE 4 STRAIN: PB2; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: JM109; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PONR1 KEYWDS FLAVOENZYME, STEROID BINDING, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR T.M.BARNA,P.C.E.MOODY REVDAT 6 13-DEC-23 1H62 1 REMARK REVDAT 5 22-MAY-19 1H62 1 REMARK REVDAT 4 11-MAY-16 1H62 1 AUTHOR REVDAT 3 31-OCT-12 1H62 1 HEADER KEYWDS REMARK VERSN REVDAT 3 2 1 DBREF HETSYN FORMUL REVDAT 2 24-FEB-09 1H62 1 VERSN REVDAT 1 05-JUL-01 1H62 0 JRNL AUTH T.M.BARNA,H.KHAN,N.C.BRUCE,I.BARSUKOV,N.S.SCRUTTON,P.C.MOODY JRNL TITL CRYSTAL STRUCTURE OF PENTAERYTHRITOL TETRANITRATE REDUCTASE: JRNL TITL 2 "FLIPPED" BINDING GEOMETRIES FOR STEROID SUBSTRATES IN JRNL TITL 3 DIFFERENT REDOX STATES OF THE ENZYME JRNL REF J.MOL.BIOL. V. 310 433 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11428899 JRNL DOI 10.1006/JMBI.2001.4779 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 100.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1362424.180 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.7 REMARK 3 NUMBER OF REFLECTIONS : 25805 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) : 0.194 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 1223 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3818 REMARK 3 BIN R VALUE (WORKING SET) : 0.2840 REMARK 3 BIN FREE R VALUE : 0.3060 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 196 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2778 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 52 REMARK 3 SOLVENT ATOMS : 484 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.05000 REMARK 3 B22 (A**2) : 3.41000 REMARK 3 B33 (A**2) : -0.37000 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) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.19 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) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.22 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.830 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 : FMN.PAR REMARK 3 PARAMETER FILE 2 : AND.PAR REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : FMN.TOP REMARK 3 TOPOLOGY FILE 2 : AND.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1H62 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 04-JUN-01. REMARK 100 THE DEPOSITION ID IS D_1290008104. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JAN-00 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.50 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTERS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV IMAGE PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21069 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.4 REMARK 200 DATA REDUNDANCY : 2.500 REMARK 200 R MERGE (I) : 0.08100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 9.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.35000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.500 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: PDB ENTRY 1OYA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3000, 0.1M CACODYLIC ACID, 15% REMARK 280 MEOH PH 6.8, PH 6.50 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 28.35450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.35400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.50650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.35400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.35450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.50650 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 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 ALA A 2 144.53 61.92 REMARK 500 LEU A 74 48.16 -140.35 REMARK 500 TRP A 225 -97.17 -114.08 REMARK 500 ASN A 242 -4.24 74.94 REMARK 500 ASP A 331 42.71 -100.42 REMARK 500 TYR A 358 -67.96 -134.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2001 DISTANCE = 6.98 ANGSTROMS REMARK 525 HOH A2003 DISTANCE = 10.10 ANGSTROMS REMARK 525 HOH A2009 DISTANCE = 6.54 ANGSTROMS REMARK 525 HOH A2010 DISTANCE = 8.33 ANGSTROMS REMARK 525 HOH A2011 DISTANCE = 7.55 ANGSTROMS REMARK 525 HOH A2012 DISTANCE = 6.58 ANGSTROMS REMARK 525 HOH A2015 DISTANCE = 7.99 ANGSTROMS REMARK 525 HOH A2026 DISTANCE = 5.93 ANGSTROMS REMARK 525 HOH A2045 DISTANCE = 6.91 ANGSTROMS REMARK 525 HOH A2054 DISTANCE = 6.52 ANGSTROMS REMARK 525 HOH A2065 DISTANCE = 6.01 ANGSTROMS REMARK 525 HOH A2074 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH A2076 DISTANCE = 6.45 ANGSTROMS REMARK 525 HOH A2100 DISTANCE = 6.22 ANGSTROMS REMARK 525 HOH A2165 DISTANCE = 5.90 ANGSTROMS REMARK 525 HOH A2180 DISTANCE = 6.43 ANGSTROMS REMARK 525 HOH A2234 DISTANCE = 6.77 ANGSTROMS REMARK 525 HOH A2235 DISTANCE = 6.29 ANGSTROMS REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 ANB A 501 REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: DSSP REMARK 700 THE SHEETS PRESENTED AS "AB" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ANB A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN A 1365 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1H50 RELATED DB: PDB REMARK 900 STUCTURE OF PENTAERYTHRITOL TETRANIRATE REDUCTASE AND COMPLEXES REMARK 900 RELATED ID: 1H51 RELATED DB: PDB REMARK 900 OXIDISED PENTAERYTHRITOL TETRANIRATE REDUCTASE (SCN COMPLEX) REMARK 900 RELATED ID: 1H60 RELATED DB: PDB REMARK 900 STUCTURE OF PENTAERYTHRITOL TETRANIRATE REDUCTASE IN COMPLEX WITH REMARK 900 PROGESTERONE REMARK 900 RELATED ID: 1H61 RELATED DB: PDB REMARK 900 OXIDISED PENTAERYTHRITOL TETRANIRATE REDUCTASE REDUCTASE IN COMPLEX REMARK 900 WITH PREDNISONE REMARK 900 RELATED ID: 1H63 RELATED DB: PDB REMARK 900 STRUCTURE OF THE REDUCED PENTAERYTHRITOL TETRANITRATE REDUCTASE DBREF 1H62 A 1 364 UNP P71278 P71278_ENTCL 2 365 SEQRES 1 A 364 SER ALA GLU LYS LEU PHE THR PRO LEU LYS VAL GLY ALA SEQRES 2 A 364 VAL THR ALA PRO ASN ARG VAL PHE MET ALA PRO LEU THR SEQRES 3 A 364 ARG LEU ARG SER ILE GLU PRO GLY ASP ILE PRO THR PRO SEQRES 4 A 364 LEU MET GLY GLU TYR TYR ARG GLN ARG ALA SER ALA GLY SEQRES 5 A 364 LEU ILE ILE SER GLU ALA THR GLN ILE SER ALA GLN ALA SEQRES 6 A 364 LYS GLY TYR ALA GLY ALA PRO GLY LEU HIS SER PRO GLU SEQRES 7 A 364 GLN ILE ALA ALA TRP LYS LYS ILE THR ALA GLY VAL HIS SEQRES 8 A 364 ALA GLU ASP GLY ARG ILE ALA VAL GLN LEU TRP HIS THR SEQRES 9 A 364 GLY ARG ILE SER HIS SER SER ILE GLN PRO GLY GLY GLN SEQRES 10 A 364 ALA PRO VAL SER ALA SER ALA LEU ASN ALA ASN THR ARG SEQRES 11 A 364 THR SER LEU ARG ASP GLU ASN GLY ASN ALA ILE ARG VAL SEQRES 12 A 364 ASP THR THR THR PRO ARG ALA LEU GLU LEU ASP GLU ILE SEQRES 13 A 364 PRO GLY ILE VAL ASN ASP PHE ARG GLN ALA VAL ALA ASN SEQRES 14 A 364 ALA ARG GLU ALA GLY PHE ASP LEU VAL GLU LEU HIS SER SEQRES 15 A 364 ALA HIS GLY TYR LEU LEU HIS GLN PHE LEU SER PRO SER SEQRES 16 A 364 SER ASN GLN ARG THR ASP GLN TYR GLY GLY SER VAL GLU SEQRES 17 A 364 ASN ARG ALA ARG LEU VAL LEU GLU VAL VAL ASP ALA VAL SEQRES 18 A 364 CYS ASN GLU TRP SER ALA ASP ARG ILE GLY ILE ARG VAL SEQRES 19 A 364 SER PRO ILE GLY THR PHE GLN ASN VAL ASP ASN GLY PRO SEQRES 20 A 364 ASN GLU GLU ALA ASP ALA LEU TYR LEU ILE GLU GLU LEU SEQRES 21 A 364 ALA LYS ARG GLY ILE ALA TYR LEU HIS MET SER GLU THR SEQRES 22 A 364 ASP LEU ALA GLY GLY LYS PRO TYR SER GLU ALA PHE ARG SEQRES 23 A 364 GLN LYS VAL ARG GLU ARG PHE HIS GLY VAL ILE ILE GLY SEQRES 24 A 364 ALA GLY ALA TYR THR ALA GLU LYS ALA GLU ASP LEU ILE SEQRES 25 A 364 GLY LYS GLY LEU ILE ASP ALA VAL ALA PHE GLY ARG ASP SEQRES 26 A 364 TYR ILE ALA ASN PRO ASP LEU VAL ALA ARG LEU GLN LYS SEQRES 27 A 364 LYS ALA GLU LEU ASN PRO GLN ARG PRO GLU SER PHE TYR SEQRES 28 A 364 GLY GLY GLY ALA GLU GLY TYR THR ASP TYR PRO SER LEU HET ANB A 501 21 HET FMN A1365 31 HETNAM ANB ANDROSTA-1,4-DIENE-3,17-DIONE HETNAM FMN FLAVIN MONONUCLEOTIDE HETSYN FMN RIBOFLAVIN MONOPHOSPHATE FORMUL 2 ANB C19 H24 O2 FORMUL 3 FMN C17 H21 N4 O9 P FORMUL 4 HOH *484(H2 O) HELIX 1 1 THR A 38 ARG A 48 1 11 HELIX 2 2 SER A 76 GLU A 93 1 18 HELIX 3 3 HIS A 109 GLN A 113 5 5 HELIX 4 4 GLN A 113 GLN A 117 5 5 HELIX 5 5 GLU A 152 ASP A 154 5 3 HELIX 6 6 GLU A 155 ALA A 173 1 19 HELIX 7 7 TYR A 186 SER A 193 1 8 HELIX 8 8 SER A 206 ALA A 211 1 6 HELIX 9 9 ALA A 211 TRP A 225 1 15 HELIX 10 10 SER A 226 ASP A 228 5 3 HELIX 11 11 ASN A 248 ARG A 263 1 16 HELIX 12 12 SER A 282 GLU A 291 1 10 HELIX 13 13 THR A 304 LYS A 314 1 11 HELIX 14 14 GLY A 323 ASN A 329 1 7 HELIX 15 15 ASP A 331 LYS A 339 1 9 HELIX 16 16 ARG A 346 PHE A 350 5 5 SHEET 1 AA 2 LEU A 9 VAL A 11 0 SHEET 2 AA 2 VAL A 14 ALA A 16 -1 O VAL A 14 N VAL A 11 SHEET 1 AB 9 VAL A 20 MET A 22 0 SHEET 2 AB 9 ALA A 319 PHE A 322 1 O VAL A 320 N PHE A 21 SHEET 3 AB 9 VAL A 296 ALA A 300 1 O GLY A 299 N ALA A 321 SHEET 4 AB 9 TYR A 267 SER A 271 1 O LEU A 268 N ILE A 298 SHEET 5 AB 9 ILE A 230 VAL A 234 1 O ILE A 230 N TYR A 267 SHEET 6 AB 9 LEU A 177 SER A 182 1 O VAL A 178 N GLY A 231 SHEET 7 AB 9 ILE A 97 TRP A 102 1 O VAL A 99 N GLU A 179 SHEET 8 AB 9 LEU A 53 GLN A 60 1 O ILE A 54 N ALA A 98 SHEET 9 AB 9 VAL A 20 MET A 22 1 O MET A 22 N ILE A 55 SHEET 1 AC 2 VAL A 120 SER A 121 0 SHEET 2 AC 2 ARG A 149 ALA A 150 1 O ARG A 149 N SER A 121 SHEET 1 AD 2 ARG A 130 ARG A 134 0 SHEET 2 AD 2 ALA A 140 ASP A 144 -1 O ILE A 141 N LEU A 133 CISPEP 1 GLU A 32 PRO A 33 0 0.02 SITE 1 AC1 7 THR A 26 ARG A 142 HIS A 181 HIS A 184 SITE 2 AC1 7 TYR A 186 TYR A 351 FMN A1365 SITE 1 AC2 18 ALA A 23 PRO A 24 LEU A 25 THR A 26 SITE 2 AC2 18 ALA A 58 GLN A 100 HIS A 181 HIS A 184 SITE 3 AC2 18 ARG A 233 ALA A 302 GLY A 323 ARG A 324 SITE 4 AC2 18 TYR A 351 ANB A 501 HOH A2384 HOH A2482 SITE 5 AC2 18 HOH A2483 HOH A2484 CRYST1 56.709 69.013 88.708 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 0.017634 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014490 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011273 0.00000