HEADER OXIDOREDUCTASE 07-JAN-00 1DS7 TITLE A MINOR FMN-DEPENDENT NITROREDUCTASE FROM ESCHERICHIA COLI B COMPND MOL_ID: 1; COMPND 2 MOLECULE: FMN-DEPENDENT NITROREDUCTASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: OXYGEN-INSENSITIVE NAD(P)H NITROREDUCTASE, DIHYDROPTERIDINE COMPND 5 REDUCTASE; COMPND 6 EC: 1.6.99.7; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 37762; SOURCE 4 STRAIN: B; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PK12 KEYWDS NAD(P)H-QUINONE REDUCTASE, FMN, NITROREDUCTASE, FLAVOPROTEIN, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR G.PARKINSON,J.SKELLY,S.NEIDLE REVDAT 5 07-FEB-24 1DS7 1 REMARK REVDAT 4 04-OCT-17 1DS7 1 REMARK REVDAT 3 13-JUL-11 1DS7 1 VERSN REVDAT 2 24-FEB-09 1DS7 1 VERSN REVDAT 1 12-JUL-00 1DS7 0 JRNL AUTH G.N.PARKINSON,J.V.SKELLY,S.NEIDLE JRNL TITL CRYSTAL STRUCTURE OF FMN-DEPENDENT NITROREDUCTASE FROM JRNL TITL 2 ESCHERICHIA COLI B: A PRODRUG-ACTIVATING ENZYME. JRNL REF J.MED.CHEM. V. 43 3624 2000 JRNL REFN ISSN 0022-2623 JRNL PMID 11020276 JRNL DOI 10.1021/JM000159M REMARK 2 REMARK 2 RESOLUTION. 2.06 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.5 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) : 2.06 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 294380.810 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 77.5 REMARK 3 NUMBER OF REFLECTIONS : 21042 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) : 0.203 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1419 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 2.06 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.19 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 43.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1990 REMARK 3 BIN R VALUE (WORKING SET) : 0.2840 REMARK 3 BIN FREE R VALUE : 0.2920 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 140 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.029 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3368 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 62 REMARK 3 SOLVENT ATOMS : 218 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 4.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.20000 REMARK 3 B22 (A**2) : -1.20000 REMARK 3 B33 (A**2) : 2.40000 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) : 0.27 REMARK 3 ESD FROM SIGMAA (A) : 0.35 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) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.38 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.160 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 : FLAT MODEL REMARK 3 KSOL : 0.28 REMARK 3 BSOL : 22.24 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.PARAM REMARK 3 PARAMETER FILE 2 : PARAM11.WAT REMARK 3 PARAMETER FILE 3 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH11.WAT REMARK 3 TOPOLOGY FILE 2 : TOPH19.PEP REMARK 3 TOPOLOGY FILE 3 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DS7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-JAN-00. REMARK 100 THE DEPOSITION ID IS D_1000010327. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-MAR-93 REMARK 200 TEMPERATURE (KELVIN) : 291 REMARK 200 PH : 7.0 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 : N REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SOFTWARE AT BLIND REMARK 200 DATA SCALING SOFTWARE : PROFILE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23317 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 71.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.11400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, POTASSIUM PHOSPHATE, NACL, REMARK 280 PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 137.75500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 28.87000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 28.87000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 68.87750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 28.87000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 28.87000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 206.63250 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 28.87000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 28.87000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 68.87750 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 28.87000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 28.87000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 206.63250 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 137.75500 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: 8880 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -50.0 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 MET B 1 CB - CA - C ANGL. DEV. = -23.4 DEGREES REMARK 500 MET B 1 N - CA - CB ANGL. DEV. = -26.8 DEGREES REMARK 500 MET B 1 N - CA - C ANGL. DEV. = 53.4 DEGREES REMARK 500 MET B 1 CA - C - N ANGL. DEV. = -19.1 DEGREES REMARK 500 ASP B 2 C - N - CA ANGL. DEV. = 32.5 DEGREES REMARK 500 ASP B 2 N - CA - CB ANGL. DEV. = 12.8 DEGREES REMARK 500 ASP B 2 CB - CG - OD1 ANGL. DEV. = -9.6 DEGREES REMARK 500 ASP B 2 CB - CG - OD2 ANGL. DEV. = 10.9 DEGREES REMARK 500 ASP B 2 N - CA - C ANGL. DEV. = -16.8 DEGREES REMARK 500 LYS B 179 CB - CA - C ANGL. DEV. = -29.3 DEGREES REMARK 500 LYS B 179 N - CA - C ANGL. DEV. = 23.5 DEGREES 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 131 -72.81 -65.86 REMARK 500 GLN B 44 54.36 35.44 REMARK 500 LEU B 178 177.54 -57.97 REMARK 500 LYS B 179 -4.82 44.77 REMARK 500 LEU B 186 -61.56 -130.35 REMARK 500 SER B 195 -162.50 -102.91 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 LYS B 179 GLU B 180 140.75 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 MET B 1 -21.35 REMARK 500 LYS B 179 -17.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN A 218 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN B 218 DBREF 1DS7 A 1 217 UNP P38489 NFNB_ECOLI 1 217 DBREF 1DS7 B 1 217 UNP P38489 NFNB_ECOLI 1 217 SEQRES 1 A 217 MET ASP ILE ILE SER VAL ALA LEU LYS ARG HIS SER THR SEQRES 2 A 217 LYS ALA PHE ASP ALA SER LYS LYS LEU THR PRO GLU GLN SEQRES 3 A 217 ALA GLU GLN ILE LYS THR LEU LEU GLN TYR SER PRO SER SEQRES 4 A 217 SER THR ASN SER GLN PRO TRP HIS PHE ILE VAL ALA SER SEQRES 5 A 217 THR GLU GLU GLY LYS ALA ARG VAL ALA LYS SER ALA ALA SEQRES 6 A 217 GLY ASN TYR VAL PHE ASN GLU ARG LYS MET LEU ASP ALA SEQRES 7 A 217 SER HIS VAL VAL VAL PHE CYS ALA LYS THR ALA MET ASP SEQRES 8 A 217 ASP VAL TRP LEU LYS LEU VAL VAL ASP GLN GLU ASP ALA SEQRES 9 A 217 ASP GLY ARG PHE ALA THR PRO GLU ALA LYS ALA ALA ASN SEQRES 10 A 217 ASP LYS GLY ARG LYS PHE PHE ALA ASP MET HIS ARG LYS SEQRES 11 A 217 ASP LEU HIS ASP ASP ALA GLU TRP MET ALA LYS GLN VAL SEQRES 12 A 217 TYR LEU ASN VAL GLY ASN PHE LEU LEU GLY VAL ALA ALA SEQRES 13 A 217 LEU GLY LEU ASP ALA VAL PRO ILE GLU GLY PHE ASP ALA SEQRES 14 A 217 ALA ILE LEU ASP ALA GLU PHE GLY LEU LYS GLU LYS GLY SEQRES 15 A 217 TYR THR SER LEU VAL VAL VAL PRO VAL GLY HIS HIS SER SEQRES 16 A 217 VAL GLU ASP PHE ASN ALA THR LEU PRO LYS SER ARG LEU SEQRES 17 A 217 PRO GLN ASN ILE THR LEU THR GLU VAL SEQRES 1 B 217 MET ASP ILE ILE SER VAL ALA LEU LYS ARG HIS SER THR SEQRES 2 B 217 LYS ALA PHE ASP ALA SER LYS LYS LEU THR PRO GLU GLN SEQRES 3 B 217 ALA GLU GLN ILE LYS THR LEU LEU GLN TYR SER PRO SER SEQRES 4 B 217 SER THR ASN SER GLN PRO TRP HIS PHE ILE VAL ALA SER SEQRES 5 B 217 THR GLU GLU GLY LYS ALA ARG VAL ALA LYS SER ALA ALA SEQRES 6 B 217 GLY ASN TYR VAL PHE ASN GLU ARG LYS MET LEU ASP ALA SEQRES 7 B 217 SER HIS VAL VAL VAL PHE CYS ALA LYS THR ALA MET ASP SEQRES 8 B 217 ASP VAL TRP LEU LYS LEU VAL VAL ASP GLN GLU ASP ALA SEQRES 9 B 217 ASP GLY ARG PHE ALA THR PRO GLU ALA LYS ALA ALA ASN SEQRES 10 B 217 ASP LYS GLY ARG LYS PHE PHE ALA ASP MET HIS ARG LYS SEQRES 11 B 217 ASP LEU HIS ASP ASP ALA GLU TRP MET ALA LYS GLN VAL SEQRES 12 B 217 TYR LEU ASN VAL GLY ASN PHE LEU LEU GLY VAL ALA ALA SEQRES 13 B 217 LEU GLY LEU ASP ALA VAL PRO ILE GLU GLY PHE ASP ALA SEQRES 14 B 217 ALA ILE LEU ASP ALA GLU PHE GLY LEU LYS GLU LYS GLY SEQRES 15 B 217 TYR THR SER LEU VAL VAL VAL PRO VAL GLY HIS HIS SER SEQRES 16 B 217 VAL GLU ASP PHE ASN ALA THR LEU PRO LYS SER ARG LEU SEQRES 17 B 217 PRO GLN ASN ILE THR LEU THR GLU VAL HET FMN A 218 31 HET FMN B 218 31 HETNAM FMN FLAVIN MONONUCLEOTIDE HETSYN FMN RIBOFLAVIN MONOPHOSPHATE FORMUL 3 FMN 2(C17 H21 N4 O9 P) FORMUL 5 HOH *218(H2 O) HELIX 1 1 ASP A 2 ARG A 10 1 9 HELIX 2 2 THR A 23 TYR A 36 1 14 HELIX 3 3 SER A 39 SER A 43 5 5 HELIX 4 4 THR A 53 LYS A 62 1 10 HELIX 5 5 SER A 63 ALA A 64 5 2 HELIX 6 6 ALA A 65 PHE A 70 5 6 HELIX 7 7 ASN A 71 ALA A 78 1 8 HELIX 8 8 ASP A 91 ASP A 105 1 15 HELIX 9 9 THR A 110 LYS A 130 1 21 HELIX 10 10 ASP A 134 GLY A 158 1 25 HELIX 11 11 ASP A 168 PHE A 176 1 9 HELIX 12 12 LEU A 178 LYS A 181 5 4 HELIX 13 13 ASP A 198 THR A 202 5 5 HELIX 14 14 PRO A 209 THR A 213 1 5 HELIX 15 15 ASP B 2 ARG B 10 1 9 HELIX 16 16 THR B 23 TYR B 36 1 14 HELIX 17 17 SER B 39 SER B 43 5 5 HELIX 18 18 THR B 53 LYS B 62 1 10 HELIX 19 19 SER B 63 ALA B 65 5 3 HELIX 20 20 TYR B 68 PHE B 70 5 3 HELIX 21 21 ASN B 71 ALA B 78 1 8 HELIX 22 22 ASP B 91 ASP B 105 1 15 HELIX 23 23 THR B 110 LYS B 130 1 21 HELIX 24 24 ASP B 134 LEU B 157 1 24 HELIX 25 25 ASP B 168 PHE B 176 1 9 HELIX 26 26 ASP B 198 LEU B 203 5 6 HELIX 27 27 PRO B 209 THR B 213 1 5 SHEET 1 A 5 ASP A 160 ALA A 161 0 SHEET 2 A 5 TYR A 183 GLY A 192 -1 O GLY A 192 N ASP A 160 SHEET 3 A 5 HIS A 80 LYS A 87 -1 O HIS A 80 N VAL A 191 SHEET 4 A 5 TRP A 46 ALA A 51 -1 O HIS A 47 N CYS A 85 SHEET 5 A 5 LEU B 214 VAL B 217 1 O THR B 215 N VAL A 50 SHEET 1 B 5 LEU A 214 GLU A 216 0 SHEET 2 B 5 TRP B 46 ALA B 51 1 O PHE B 48 N THR A 215 SHEET 3 B 5 HIS B 80 LYS B 87 -1 O VAL B 81 N ALA B 51 SHEET 4 B 5 TYR B 183 GLY B 192 -1 O THR B 184 N ALA B 86 SHEET 5 B 5 ASP B 160 ALA B 161 -1 N ASP B 160 O GLY B 192 SITE 1 AC1 20 ARG A 10 HIS A 11 SER A 12 LYS A 14 SITE 2 AC1 20 ASN A 71 LYS A 74 PRO A 163 GLU A 165 SITE 3 AC1 20 GLY A 166 ASN A 200 LYS A 205 ARG A 207 SITE 4 AC1 20 HOH A 274 PRO B 38 SER B 39 SER B 40 SITE 5 AC1 20 THR B 41 ASN B 42 GLN B 142 LEU B 145 SITE 1 AC2 19 PRO A 38 SER A 39 SER A 40 THR A 41 SITE 2 AC2 19 ASN A 42 ARG B 10 HIS B 11 SER B 12 SITE 3 AC2 19 LYS B 14 LYS B 74 PRO B 163 ILE B 164 SITE 4 AC2 19 GLU B 165 GLY B 166 LYS B 205 ARG B 207 SITE 5 AC2 19 HOH B 288 HOH B 317 HOH B 319 CRYST1 57.740 57.740 275.510 90.00 90.00 90.00 P 41 21 2 16 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 0.017319 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017319 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003630 0.00000