HEADER OXIDOREDUCTASE 02-APR-01 1ICU TITLE THE STRUCTURE OF ESCHERICHIA COLI NITROREDUCTASE COMPLEXED WITH TITLE 2 NICOTINIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: OXYGEN-INSENSITIVE NAD(P)H NITROREDUCTASE; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: DIHYDROPTERIDINE REDUCTASE; COMPND 5 EC: 1.6.99.7; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: NFSB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET11C KEYWDS ALPHA-BETA, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR A.L.LOVERING,E.I.HYDE,P.F.SEARLE,S.A.WHITE REVDAT 4 09-AUG-23 1ICU 1 REMARK REVDAT 3 24-FEB-09 1ICU 1 VERSN REVDAT 2 23-MAY-01 1ICU 1 JRNL REVDAT 1 18-APR-01 1ICU 0 JRNL AUTH A.L.LOVERING,E.I.HYDE,P.F.SEARLE,S.A.WHITE JRNL TITL THE STRUCTURE OF ESCHERICHIA COLI NITROREDUCTASE COMPLEXED JRNL TITL 2 WITH NICOTINIC ACID: THREE CRYSTAL FORMS AT 1.7 A, 1.8 A AND JRNL TITL 3 2.4 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 309 203 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11491290 JRNL DOI 10.1006/JMBI.2001.4653 REMARK 2 REMARK 2 RESOLUTION. 1.80 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 100.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL 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 : 0.238 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 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 : 6724 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 160 REMARK 3 SOLVENT ATOMS : 139 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 40.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 45.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.67000 REMARK 3 B22 (A**2) : -4.21000 REMARK 3 B33 (A**2) : -3.46000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -6.06000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.29 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) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.31 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.120 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC 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 1ICU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-APR-01. REMARK 100 THE DEPOSITION ID IS D_1000013165. 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 : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.934 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD 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 : 85582 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 29.910 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 7.100 REMARK 200 R MERGE (I) : 0.06700 REMARK 200 R SYM (I) : 6.70000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.10 REMARK 200 R MERGE FOR SHELL (I) : 0.54900 REMARK 200 R SYM FOR SHELL (I) : 54.9000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 1ICR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG8K , PH 4.6, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 291K 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 28.81000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: 9640 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17100 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -35.0 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 350 REMARK 350 BIOMOLECULE: 2 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: 9710 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17070 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -35.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 MET C 1 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 THR A 41 16.16 55.96 REMARK 500 ALA A 64 52.01 -92.18 REMARK 500 ALA A 65 -150.41 -101.09 REMARK 500 THR B 41 19.00 58.69 REMARK 500 GLN B 44 56.00 36.75 REMARK 500 ALA B 64 57.06 -93.67 REMARK 500 ASN B 67 5.06 -64.08 REMARK 500 GLN C 44 55.74 37.62 REMARK 500 THR D 41 15.73 58.62 REMARK 500 GLN D 44 55.84 37.50 REMARK 500 ALA D 64 49.31 -80.15 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 NIO B 219 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN B 220 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NIO A 221 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN C 222 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NIO D 223 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN D 224 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NIO C 225 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ICR RELATED DB: PDB REMARK 900 1ICR WAS SOLVED USING THE TETRAGONAL CRYSTAL FORM. REMARK 900 RELATED ID: 1ICV RELATED DB: PDB REMARK 900 1ICV WAS SOLVED USING THE ORTHORHOMBIC CRYSTAL FORM. DBREF 1ICU A 1 217 UNP P38489 NFNB_ECOLI 1 217 DBREF 1ICU B 1 217 UNP P38489 NFNB_ECOLI 1 217 DBREF 1ICU C 1 217 UNP P38489 NFNB_ECOLI 1 217 DBREF 1ICU D 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 SEQRES 1 C 217 MET ASP ILE ILE SER VAL ALA LEU LYS ARG HIS SER THR SEQRES 2 C 217 LYS ALA PHE ASP ALA SER LYS LYS LEU THR PRO GLU GLN SEQRES 3 C 217 ALA GLU GLN ILE LYS THR LEU LEU GLN TYR SER PRO SER SEQRES 4 C 217 SER THR ASN SER GLN PRO TRP HIS PHE ILE VAL ALA SER SEQRES 5 C 217 THR GLU GLU GLY LYS ALA ARG VAL ALA LYS SER ALA ALA SEQRES 6 C 217 GLY ASN TYR VAL PHE ASN GLU ARG LYS MET LEU ASP ALA SEQRES 7 C 217 SER HIS VAL VAL VAL PHE CYS ALA LYS THR ALA MET ASP SEQRES 8 C 217 ASP VAL TRP LEU LYS LEU VAL VAL ASP GLN GLU ASP ALA SEQRES 9 C 217 ASP GLY ARG PHE ALA THR PRO GLU ALA LYS ALA ALA ASN SEQRES 10 C 217 ASP LYS GLY ARG LYS PHE PHE ALA ASP MET HIS ARG LYS SEQRES 11 C 217 ASP LEU HIS ASP ASP ALA GLU TRP MET ALA LYS GLN VAL SEQRES 12 C 217 TYR LEU ASN VAL GLY ASN PHE LEU LEU GLY VAL ALA ALA SEQRES 13 C 217 LEU GLY LEU ASP ALA VAL PRO ILE GLU GLY PHE ASP ALA SEQRES 14 C 217 ALA ILE LEU ASP ALA GLU PHE GLY LEU LYS GLU LYS GLY SEQRES 15 C 217 TYR THR SER LEU VAL VAL VAL PRO VAL GLY HIS HIS SER SEQRES 16 C 217 VAL GLU ASP PHE ASN ALA THR LEU PRO LYS SER ARG LEU SEQRES 17 C 217 PRO GLN ASN ILE THR LEU THR GLU VAL SEQRES 1 D 217 MET ASP ILE ILE SER VAL ALA LEU LYS ARG HIS SER THR SEQRES 2 D 217 LYS ALA PHE ASP ALA SER LYS LYS LEU THR PRO GLU GLN SEQRES 3 D 217 ALA GLU GLN ILE LYS THR LEU LEU GLN TYR SER PRO SER SEQRES 4 D 217 SER THR ASN SER GLN PRO TRP HIS PHE ILE VAL ALA SER SEQRES 5 D 217 THR GLU GLU GLY LYS ALA ARG VAL ALA LYS SER ALA ALA SEQRES 6 D 217 GLY ASN TYR VAL PHE ASN GLU ARG LYS MET LEU ASP ALA SEQRES 7 D 217 SER HIS VAL VAL VAL PHE CYS ALA LYS THR ALA MET ASP SEQRES 8 D 217 ASP VAL TRP LEU LYS LEU VAL VAL ASP GLN GLU ASP ALA SEQRES 9 D 217 ASP GLY ARG PHE ALA THR PRO GLU ALA LYS ALA ALA ASN SEQRES 10 D 217 ASP LYS GLY ARG LYS PHE PHE ALA ASP MET HIS ARG LYS SEQRES 11 D 217 ASP LEU HIS ASP ASP ALA GLU TRP MET ALA LYS GLN VAL SEQRES 12 D 217 TYR LEU ASN VAL GLY ASN PHE LEU LEU GLY VAL ALA ALA SEQRES 13 D 217 LEU GLY LEU ASP ALA VAL PRO ILE GLU GLY PHE ASP ALA SEQRES 14 D 217 ALA ILE LEU ASP ALA GLU PHE GLY LEU LYS GLU LYS GLY SEQRES 15 D 217 TYR THR SER LEU VAL VAL VAL PRO VAL GLY HIS HIS SER SEQRES 16 D 217 VAL GLU ASP PHE ASN ALA THR LEU PRO LYS SER ARG LEU SEQRES 17 D 217 PRO GLN ASN ILE THR LEU THR GLU VAL HET FMN A 218 31 HET NIO A 221 9 HET NIO B 219 9 HET FMN B 220 31 HET FMN C 222 31 HET NIO C 225 9 HET NIO D 223 9 HET FMN D 224 31 HETNAM FMN FLAVIN MONONUCLEOTIDE HETNAM NIO NICOTINIC ACID HETSYN FMN RIBOFLAVIN MONOPHOSPHATE FORMUL 5 FMN 4(C17 H21 N4 O9 P) FORMUL 6 NIO 4(C6 H5 N O2) FORMUL 13 HOH *139(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 ASN A 67 5 3 HELIX 7 7 TYR A 68 ALA A 78 1 11 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 LEU A 157 1 24 HELIX 11 11 ASP A 168 PHE A 176 1 9 HELIX 12 12 GLY A 177 GLY A 182 1 6 HELIX 13 13 ASP A 198 LEU A 203 5 6 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 SER B 37 1 15 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 64 5 2 HELIX 20 20 ALA B 65 ASN B 67 5 3 HELIX 21 21 TYR B 68 ALA B 78 1 11 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 GLY B 177 GLY B 182 1 6 HELIX 27 27 ASP B 198 THR B 202 5 5 HELIX 28 28 PRO B 209 THR B 213 1 5 HELIX 29 29 ASP C 2 ARG C 10 1 9 HELIX 30 30 THR C 23 TYR C 36 1 14 HELIX 31 31 SER C 39 SER C 43 5 5 HELIX 32 32 THR C 53 LYS C 62 1 10 HELIX 33 33 TYR C 68 ALA C 78 1 11 HELIX 34 34 ASP C 91 ASP C 105 1 15 HELIX 35 35 THR C 110 LYS C 130 1 21 HELIX 36 36 ASP C 134 LEU C 157 1 24 HELIX 37 37 ASP C 168 PHE C 176 1 9 HELIX 38 38 GLY C 177 GLY C 182 1 6 HELIX 39 39 ASP C 198 LEU C 203 5 6 HELIX 40 40 PRO C 209 THR C 213 1 5 HELIX 41 41 MET D 1 ARG D 10 1 10 HELIX 42 42 THR D 23 TYR D 36 1 14 HELIX 43 43 SER D 39 SER D 43 5 5 HELIX 44 44 THR D 53 ALA D 61 1 9 HELIX 45 45 LYS D 62 ALA D 64 5 3 HELIX 46 46 ALA D 65 PHE D 70 5 6 HELIX 47 47 ASN D 71 ALA D 78 1 8 HELIX 48 48 ASP D 91 ASP D 105 1 15 HELIX 49 49 THR D 110 LYS D 130 1 21 HELIX 50 50 ASP D 134 LEU D 157 1 24 HELIX 51 51 ASP D 168 PHE D 176 1 9 HELIX 52 52 GLY D 177 GLY D 182 1 6 HELIX 53 53 ASP D 198 LEU D 203 5 6 HELIX 54 54 PRO D 209 THR D 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 GLU B 216 1 N THR B 215 O PHE A 48 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 SHEET 1 C 5 ASP C 160 ALA C 161 0 SHEET 2 C 5 TYR C 183 GLY C 192 -1 O GLY C 192 N ASP C 160 SHEET 3 C 5 HIS C 80 LYS C 87 -1 O HIS C 80 N VAL C 191 SHEET 4 C 5 TRP C 46 ALA C 51 -1 O HIS C 47 N CYS C 85 SHEET 5 C 5 LEU D 214 GLU D 216 1 O THR D 215 N VAL C 50 SHEET 1 D 5 LEU C 214 GLU C 216 0 SHEET 2 D 5 TRP D 46 ALA D 51 1 O PHE D 48 N THR C 215 SHEET 3 D 5 HIS D 80 LYS D 87 -1 N VAL D 81 O ALA D 51 SHEET 4 D 5 TYR D 183 GLY D 192 -1 O THR D 184 N ALA D 86 SHEET 5 D 5 ASP D 160 ALA D 161 -1 N ASP D 160 O GLY D 192 SITE 1 AC1 22 ARG A 10 HIS A 11 SER A 12 LYS A 14 SITE 2 AC1 22 ASN A 71 LYS A 74 PRO A 163 ILE A 164 SITE 3 AC1 22 GLU A 165 GLY A 166 ASN A 200 LYS A 205 SITE 4 AC1 22 ARG A 207 HOH A 227 HOH A 241 HOH A 242 SITE 5 AC1 22 PRO B 38 SER B 39 SER B 40 ASN B 42 SITE 6 AC1 22 LEU B 145 NIO B 219 SITE 1 AC2 6 PHE A 70 GLY A 166 FMN A 218 SER B 40 SITE 2 AC2 6 THR B 41 PHE B 124 SITE 1 AC3 23 PRO A 38 SER A 39 SER A 40 ASN A 42 SITE 2 AC3 23 GLN A 142 LEU A 145 NIO A 221 ARG B 10 SITE 3 AC3 23 HIS B 11 SER B 12 LYS B 14 ASN B 71 SITE 4 AC3 23 LYS B 74 PRO B 163 ILE B 164 GLU B 165 SITE 5 AC3 23 GLY B 166 ASN B 200 LYS B 205 ARG B 207 SITE 6 AC3 23 HOH B 226 HOH B 241 HOH B 248 SITE 1 AC4 6 SER A 40 THR A 41 PHE A 124 PHE B 70 SITE 2 AC4 6 GLY B 166 FMN B 220 SITE 1 AC5 24 ARG C 10 HIS C 11 SER C 12 LYS C 14 SITE 2 AC5 24 ASN C 71 LYS C 74 TYR C 144 PRO C 163 SITE 3 AC5 24 ILE C 164 GLU C 165 GLY C 166 ASN C 200 SITE 4 AC5 24 LYS C 205 ARG C 207 HOH C 234 HOH C 237 SITE 5 AC5 24 HOH C 242 PRO D 38 SER D 39 SER D 40 SITE 6 AC5 24 ASN D 42 GLN D 142 LEU D 145 NIO D 223 SITE 1 AC6 6 PHE C 70 GLY C 166 FMN C 222 SER D 40 SITE 2 AC6 6 THR D 41 PHE D 124 SITE 1 AC7 21 PRO C 38 SER C 39 SER C 40 ASN C 42 SITE 2 AC7 21 LEU C 145 NIO C 225 ARG D 10 HIS D 11 SITE 3 AC7 21 SER D 12 LYS D 14 ASN D 71 LYS D 74 SITE 4 AC7 21 PRO D 163 ILE D 164 GLU D 165 GLY D 166 SITE 5 AC7 21 LYS D 205 ARG D 207 HOH D 237 HOH D 239 SITE 6 AC7 21 HOH D 250 SITE 1 AC8 4 SER C 40 THR C 41 PHE C 124 FMN D 224 CRYST1 72.010 57.620 116.980 90.00 103.66 90.00 P 1 21 1 8 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 0.013887 0.000000 0.003375 0.00000 SCALE2 0.000000 0.017355 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008797 0.00000