2R14 - Header Asymmetric Unit

HEADER FLAVOPROTEIN 22-AUG-07 2R14

TITLE STRUCTURE OF MORPHINONE REDUCTASE IN COMPLEX WITH TITLE 2 TETRAHYDRONAD

COMPND MOL_ID: 1; COMPND 2 MOLECULE: MORPHINONE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS PUTIDA; SOURCE 3 GENE: MORB; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI

KEYWDS H-TUNNELLING, FLAVOPROTEIN, NADH, MORPHINONE REDUCTASE, KEYWDS 2 HYDRIDE TRANSFER, OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR C.L.COSTELLO,N.S.SCRUTTON,D.LEYS

REVDAT 2 24-FEB-09 2R14 1 VERSN REVDAT 1 01-JUL-08 2R14 0

JRNL AUTH C.R.PUDNEY,S.HAY,J.PANG,C.COSTELLO,D.LEYS, JRNL AUTH 2 M.J.SUTCLIFFE,N.S.SCRUTTON JRNL TITL MUTAGENESIS OF MORPHINONE REDUCTASE INDUCES JRNL TITL 2 MULTIPLE REACTIVE CONFIGURATIONS AND IDENTIFIES JRNL TITL 3 POTENTIAL AMBIGUITY IN KINETIC ANALYSIS OF ENZYME JRNL TITL 4 TUNNELING MECHANISMS. JRNL REF J.AM.CHEM.SOC. V. 129 13949 2007 JRNL REFN ISSN 0002-7863 JRNL PMID 17939663 JRNL DOI 10.1021/JA074463H

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.40 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.2 REMARK 3 NUMBER OF REFLECTIONS : 94812 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) : 0.157 REMARK 3 R VALUE (WORKING SET) : 0.156 REMARK 3 FREE R VALUE : 0.181 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4985 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) : 1.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.44 REMARK 3 REFLECTION IN BIN (WORKING SET) : 6881 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.40 REMARK 3 BIN R VALUE (WORKING SET) : 0.2690 REMARK 3 BIN FREE R VALUE SET COUNT : 357 REMARK 3 BIN FREE R VALUE : 0.2790 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2807 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 78 REMARK 3 SOLVENT ATOMS : 684 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.72 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.13000 REMARK 3 B22 (A**2) : 5.23000 REMARK 3 B33 (A**2) : -3.10000 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): 0.053 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.050 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.048 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.996 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.976 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.968 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2962 ; 0.017 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 2608 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4044 ; 1.837 ; 1.994 REMARK 3 BOND ANGLES OTHERS (DEGREES): 6036 ; 0.975 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 361 ; 6.242 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 147 ;35.676 ;23.197 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 424 ;12.489 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 29 ;17.920 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 423 ; 0.107 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3346 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 625 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 676 ; 0.212 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2819 ; 0.210 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1463 ; 0.182 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 1537 ; 0.084 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 456 ; 0.156 ; 0.200 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): 9 ; 0.177 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 50 ; 0.219 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 36 ; 0.152 ; 0.200 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): 2301 ; 1.833 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 738 ; 1.193 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2880 ; 2.267 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1374 ; 3.437 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1164 ; 4.558 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 6740 ; 1.875 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 684 ; 9.738 ; 3.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 5493 ; 8.683 ; 3.000 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 ADDED IN THE REMARK 3 RIDING POSITIONS

REMARK 4 REMARK 4 2R14 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-OCT-07. REMARK 100 THE RCSB ID CODE IS RCSB044295.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-FEB-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 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) : 1 REMARK 200 MONOCHROMATOR : DIAMOND REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 123781 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.2 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : 0.09700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.34 REMARK 200 COMPLETENESS FOR SHELL (%) : 85.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.49300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.300 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: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.27 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.5M AMMONIUM SULPHATE, 0.1M HEPES, REMARK 280 SATURATING TETRAHYDRONAD, PH 7, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 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 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X,-Y+1/2,Z REMARK 290 7555 -X+1/2,Y,-Z REMARK 290 8555 X,-Y,-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 25.13550 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 90.35400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 59.44400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 90.35400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.13550 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 59.44400 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 25.13550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 59.44400 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 90.35400 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 59.44400 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 25.13550 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 90.35400 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: 7210 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24870 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 KCAL/MOL 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 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 118.88800 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 90.35400

REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 639 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 713 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 718 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 755 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 926 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1023 LIES ON A SPECIAL POSITION.

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 PRO A 2 REMARK 465 ASP A 3 REMARK 465 THR A 4 REMARK 465 SER A 5 REMARK 465 PHE A 6 REMARK 465 SER A 7 REMARK 465 TRP A 279 REMARK 465 ILE A 280 REMARK 465 GLY A 281 REMARK 465 GLY A 282 REMARK 465 ASP A 283 REMARK 465 ILE A 284 REMARK 465 GLY A 377

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 GLN A 170 CG CD OE1 NE2

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OE2 GLU A 132 O HOH A 891 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 35 CG ARG A 35 CD -0.157 REMARK 500 REMARK 500 REMARK: NULL 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 ARG A 35 CG - CD - NE ANGL. DEV. = 12.6 DEGREES REMARK 500 ASP A 81 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 169 NE - CZ - NH1 ANGL. DEV. = 4.9 DEGREES REMARK 500 ARG A 375 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 375 NE - CZ - NH2 ANGL. DEV. = -3.6 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 SER A 39 -0.95 74.21 REMARK 500 ILE A 78 41.62 -143.03 REMARK 500 PHE A 242 -13.03 75.89 REMARK 500 ALA A 359 -128.50 -138.36 REMARK 500 TYR A 363 -62.96 -128.07 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 A 895 DISTANCE = 5.99 ANGSTROMS REMARK 525 HOH A1125 DISTANCE = 9.29 ANGSTROMS REMARK 525 HOH A1217 DISTANCE = 6.30 ANGSTROMS

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 401 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TXD A 600

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GWJ RELATED DB: PDB REMARK 900 STRUCTURE OF THE NON-LIGAND BOUND ENZYME

DBREF 2R14 A 1 377 UNP Q51990 Q51990_PSEPU 1 377

SEQRES 1 A 377 MET PRO ASP THR SER PHE SER ASN PRO GLY LEU PHE THR SEQRES 2 A 377 PRO LEU GLN LEU GLY SER LEU SER LEU PRO ASN ARG VAL SEQRES 3 A 377 ILE MET ALA PRO LEU THR ARG SER ARG THR PRO ASP SER SEQRES 4 A 377 VAL PRO GLY ARG LEU GLN GLN ILE TYR TYR GLY GLN ARG SEQRES 5 A 377 ALA SER ALA GLY LEU ILE ILE SER GLU ALA THR ASN ILE SEQRES 6 A 377 SER PRO THR ALA ARG GLY TYR VAL TYR THR PRO GLY ILE SEQRES 7 A 377 TRP THR ASP ALA GLN GLU ALA GLY TRP LYS GLY VAL VAL SEQRES 8 A 377 GLU ALA VAL HIS ALA LYS GLY GLY ARG ILE ALA LEU GLN SEQRES 9 A 377 LEU TRP HIS VAL GLY ARG VAL SER HIS GLU LEU VAL GLN SEQRES 10 A 377 PRO ASP GLY GLN GLN PRO VAL ALA PRO SER ALA LEU LYS SEQRES 11 A 377 ALA GLU GLY ALA GLU CYS PHE VAL GLU PHE GLU ASP GLY SEQRES 12 A 377 THR ALA GLY LEU HIS PRO THR SER THR PRO ARG ALA LEU SEQRES 13 A 377 GLU THR ASP GLU ILE PRO GLY ILE VAL GLU ASP TYR ARG SEQRES 14 A 377 GLN ALA ALA GLN ARG ALA LYS ARG ALA GLY PHE ASP MET SEQRES 15 A 377 VAL GLU VAL HIS ALA ALA ASN ALA CYS LEU PRO ASN GLN SEQRES 16 A 377 PHE LEU ALA THR GLY THR ASN ARG ARG THR ASP GLN TYR SEQRES 17 A 377 GLY GLY SER ILE GLU ASN ARG ALA ARG PHE PRO LEU GLU SEQRES 18 A 377 VAL VAL ASP ALA VAL ALA GLU VAL PHE GLY PRO GLU ARG SEQRES 19 A 377 VAL GLY ILE ARG LEU THR PRO PHE LEU GLU LEU PHE GLY SEQRES 20 A 377 LEU THR ASP ASP GLU PRO GLU ALA MET ALA PHE TYR LEU SEQRES 21 A 377 ALA GLY GLU LEU ASP ARG ARG GLY LEU ALA TYR LEU HIS SEQRES 22 A 377 PHE ASN GLU PRO ASP TRP ILE GLY GLY ASP ILE THR TYR SEQRES 23 A 377 PRO GLU GLY PHE ARG GLU GLN MET ARG GLN ARG PHE LYS SEQRES 24 A 377 GLY GLY LEU ILE TYR CYS GLY ASN TYR ASP ALA GLY ARG SEQRES 25 A 377 ALA GLN ALA ARG LEU ASP ASP ASN THR ALA ASP ALA VAL SEQRES 26 A 377 ALA PHE GLY ARG PRO PHE ILE ALA ASN PRO ASP LEU PRO SEQRES 27 A 377 GLU ARG PHE ARG LEU GLY ALA ALA LEU ASN GLU PRO ASP SEQRES 28 A 377 PRO SER THR PHE TYR GLY GLY ALA GLU VAL GLY TYR THR SEQRES 29 A 377 ASP TYR PRO PHE LEU ASP ASN GLY HIS ASP ARG LEU GLY

HET FMN A 401 31 HET TXD A 600 47

HETNAM FMN FLAVIN MONONUCLEOTIDE HETNAM TXD 1,4,5,6-TETRAHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE

HETSYN FMN RIBOFLAVIN MONOPHOSPHATE

FORMUL 2 FMN C17 H21 N4 O9 P FORMUL 3 TXD C21 H31 N7 O14 P2 FORMUL 4 HOH *684(H2 O)

HELIX 1 1 GLY A 42 ARG A 52 1 11 HELIX 2 2 SER A 66 ARG A 70 5 5 HELIX 3 3 THR A 80 LYS A 97 1 18 HELIX 4 4 GLN A 117 GLN A 121 5 5 HELIX 5 5 GLU A 157 ASP A 159 5 3 HELIX 6 6 GLU A 160 GLY A 179 1 20 HELIX 7 7 CYS A 191 ALA A 198 1 8 HELIX 8 8 SER A 211 GLY A 231 1 21 HELIX 9 9 GLU A 252 ARG A 267 1 16 HELIX 10 10 GLY A 289 PHE A 298 1 10 HELIX 11 11 ASP A 309 ASP A 319 1 11 HELIX 12 12 GLY A 328 ASN A 334 1 7 HELIX 13 13 ASP A 336 GLY A 344 1 9 HELIX 14 14 ASP A 351 PHE A 355 5 5

SHEET 1 A 2 LEU A 15 LEU A 17 0 SHEET 2 A 2 LEU A 20 LEU A 22 -1 O LEU A 22 N LEU A 15 SHEET 1 B 9 VAL A 26 MET A 28 0 SHEET 2 B 9 ILE A 58 ASN A 64 1 O ILE A 59 N MET A 28 SHEET 3 B 9 ILE A 101 TRP A 106 1 O ALA A 102 N SER A 60 SHEET 4 B 9 MET A 182 ALA A 187 1 O GLU A 184 N LEU A 105 SHEET 5 B 9 VAL A 235 LEU A 239 1 O ARG A 238 N VAL A 185 SHEET 6 B 9 TYR A 271 ASN A 275 1 O HIS A 273 N LEU A 239 SHEET 7 B 9 GLY A 301 CYS A 305 1 O ILE A 303 N PHE A 274 SHEET 8 B 9 ALA A 324 PHE A 327 1 O ALA A 326 N TYR A 304 SHEET 9 B 9 VAL A 26 MET A 28 1 N ILE A 27 O VAL A 325 SHEET 1 C 2 VAL A 124 ALA A 125 0 SHEET 2 C 2 ARG A 154 ALA A 155 1 O ARG A 154 N ALA A 125 SHEET 1 D 2 GLU A 135 GLU A 139 0 SHEET 2 D 2 ALA A 145 PRO A 149 -1 O HIS A 148 N CYS A 136

SITE 1 AC1 19 ALA A 29 PRO A 30 LEU A 31 THR A 32 SITE 2 AC1 19 ALA A 62 GLN A 104 HIS A 186 ASN A 189 SITE 3 AC1 19 ARG A 238 ASN A 275 CYS A 305 ASN A 307 SITE 4 AC1 19 GLY A 328 ARG A 329 TYR A 356 HOH A 615 SITE 5 AC1 19 HOH A 674 HOH A 794 HOH A 821 SITE 1 AC2 26 THR A 32 SER A 34 TYR A 72 TRP A 106 SITE 2 AC2 26 PHE A 137 HIS A 186 ASN A 189 TYR A 356 SITE 3 AC2 26 GLY A 357 HOH A 641 HOH A 664 HOH A 746 SITE 4 AC2 26 HOH A 769 HOH A 794 HOH A 822 HOH A 831 SITE 5 AC2 26 HOH A 836 HOH A 865 HOH A 880 HOH A 886 SITE 6 AC2 26 HOH A 949 HOH A 960 HOH A1002 HOH A1014 SITE 7 AC2 26 HOH A1050 HOH A1202

CRYST1 50.271 118.888 180.708 90.00 90.00 90.00 I 21 21 21 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 0.019892 0.000000 0.000000 0.00000

SCALE2 0.000000 0.008411 0.000000 0.00000

SCALE3 0.000000 0.000000 0.005534 0.00000