1JQX - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 09-AUG-01 1JQX

TITLE THE R57A MUTANT OF LACTOCOCCUS LACTIS DIHYDROOROTATE DEHYDROGENASE A

COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIHYDROOROTATE DEHYDROGENASE A; COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.3.3.1; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LACTOCOCCUS LACTIS; SOURCE 3 ORGANISM_TAXID: 1358; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: SO6645; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PUHE23

KEYWDS HOMODIMER, ALPHA-BETA BARREL, FLAVOPROTEIN, OROTATE COMPLEX, MUTANT KEYWDS 2 ENZYME, OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR S.NORAGER,S.ARENT,O.BJORNBERG,M.OTTOSEN,L.LO LEGGIO,K.F.JENSEN, AUTHOR 2 S.LARSEN

REVDAT 3 13-JUL-11 1JQX 1 VERSN REVDAT 2 24-FEB-09 1JQX 1 VERSN REVDAT 1 09-SEP-03 1JQX 0

JRNL AUTH S.NORAGER,S.ARENT,O.BJORNBERG,M.OTTOSEN,L.LO LEGGIO, JRNL AUTH 2 K.F.JENSEN,S.LARSEN JRNL TITL LACTOCOCCUS LACTIS DIHYDROOROTATE DEHYDROGENASE A MUTANTS JRNL TITL 2 REVEAL IMPORTANT FACETS OF THE ENZYMATIC FUNCTION JRNL REF J.BIOL.CHEM. V. 278 28812 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12732650 JRNL DOI 10.1074/JBC.M303767200

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH O.BJORNBERG,P.ROWLAND,S.LARSEN,K.F.JENSEN REMARK 1 TITL ACTIVE SITE OF DIHYDROOROTATE DEHYDROGENASE A FROM REMARK 1 TITL 2 LACTOCOCCUS LACTIS INVESTIGATED BY CHEMICAL MODIFICATION AND REMARK 1 TITL 3 MUTAGENESIS REMARK 1 REF BIOCHEMISTRY V. 36 16197 1997 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI971628Y REMARK 1 REFERENCE 2 REMARK 1 AUTH P.ROWLAND,O.BJORNBERG,F.S.NIELSEN,K.F.JENSEN,S.LARSEN REMARK 1 TITL THE CRYSTAL STRUCTURE OF LACTOCOCCUS LACTIS DIHYDROOROTATE REMARK 1 TITL 2 DEHYDROGENASE A COMPLEXED WITH THE ENZYME REACTION PRODUCT REMARK 1 TITL 3 THROWS LIGHT ON ITS ENZYMATIC FUNCTION REMARK 1 REF PROTEIN SCI. V. 7 1269 1998 REMARK 1 REFN ISSN 0961-8368 REMARK 1 REFERENCE 3 REMARK 1 AUTH P.ROWLAND,F.S.NIELSEN,K.F.JENSEN,S.LARSEN REMARK 1 TITL THE CRYSTAL STRUCTURE OF THE FLAVIN CONTAINING ENZYME REMARK 1 TITL 2 DIHYDROOROTATE DEHYDROGENASE A FROM LACTOCOCCUS LACTIS REMARK 1 REF STRUCTURE V. 5 239 1997 REMARK 1 REFN ISSN 0969-2126 REMARK 1 DOI 10.1016/S0969-2126(97)00182-2 REMARK 1 REFERENCE 4 REMARK 1 AUTH F.S.NIELSEN,P.ROWLAND,S.LARSEN,K.F.JENSEN REMARK 1 TITL PURIFICATION AND CHARACTERISATION OF DIHYDROOROTATE REMARK 1 TITL 2 DEHYDROGENASE A FROM LACTOCOCCUS LACTIS, CRYSTALLISATION AND REMARK 1 TITL 3 PRELIMINARY X-RAY DIFFRACTION STUDIES OF THE ENZYME REMARK 1 REF PROTEIN SCI. V. 5 852 1996 REMARK 1 REFN ISSN 0961-8368

REMARK 2 REMARK 2 RESOLUTION. 1.70 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 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) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 79986 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) : 0.172 REMARK 3 FREE R VALUE : 0.192 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.025 REMARK 3 FREE R VALUE TEST SET COUNT : 8019 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.002 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) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 11912 REMARK 3 BIN R VALUE (WORKING SET) : 0.2030 REMARK 3 BIN FREE R VALUE : 0.2210 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 1367 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.006 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4806 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 104 REMARK 3 SOLVENT ATOMS : 722 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.09 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) : 0.19 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.11 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.60 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.97 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 : 0.37 REMARK 3 BSOL : 54.83 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 1JQX COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 16-AUG-01. REMARK 100 THE RCSB ID CODE IS RCSB014085.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAR-01 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.933 REMARK 200 MONOCHROMATOR : DIAMOND REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 80319 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 24.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.73 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.15100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.800 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: LACTOCOCCUS LACTIS DHODA PDB ID 2DOR REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.72 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 6K, NA-ACETATE, TRIS-HCL, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K

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 54.24000 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 300 REMARK: THE ASSYMETRIC UNIT CONTAINS THE BIOLOGICAL HOMODIMER.

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: 8080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21750 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: 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 N GLY A 52 O HOH A 1671 1.55 REMARK 500 O1 GOL A 1003 O HOH A 1353 1.64 REMARK 500 O GLU A 51 O HOH A 1672 1.71 REMARK 500 OD1 ASN A 8 O HOH A 1559 1.81 REMARK 500 NE2 GLN B 299 O HOH B 2672 1.93 REMARK 500 OE2 GLU B 30 O HOH B 2669 1.95 REMARK 500 CE1 TYR B 82 O HOH B 2669 1.99 REMARK 500 OH TYR B 82 O HOH B 2669 2.11 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 GLU A 51 C GLU A 51 O -0.177 REMARK 500 GLY B 94 C PRO B 95 N 0.115 REMARK 500 ILE B 96 C PHE B 97 N 0.160 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 CYS A 23 31.76 -150.98 REMARK 500 SER A 129 21.91 -146.41 REMARK 500 PHE A 156 -25.88 -146.32 REMARK 500 GLU A 252 -35.25 -131.67 REMARK 500 PHE A 304 -4.08 -141.94 REMARK 500 CYS B 23 30.43 -150.48 REMARK 500 SER B 68 59.90 -143.72 REMARK 500 SER B 129 20.32 -142.33 REMARK 500 PHE B 156 -27.39 -142.40 REMARK 500 GLU B 252 -33.22 -132.62 REMARK 500 PHE B 304 -2.33 -143.78 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 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,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 GLU A 51 24.5 L L OUTSIDE RANGE 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 A1449 DISTANCE = 5.39 ANGSTROMS REMARK 525 HOH A1547 DISTANCE = 5.07 ANGSTROMS REMARK 525 HOH A1608 DISTANCE = 5.24 ANGSTROMS REMARK 525 HOH B2642 DISTANCE = 5.09 ANGSTROMS REMARK 525 HOH B2651 DISTANCE = 5.11 ANGSTROMS

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 MG A 314 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A1331 O REMARK 620 2 HOH A1365 O 82.7 REMARK 620 3 HOH A1421 O 95.1 89.2 REMARK 620 4 HOH A1489 O 166.2 100.6 98.3 REMARK 620 5 LYS A 33 O 81.0 160.9 82.3 97.6 REMARK 620 6 SER A 35 O 87.3 91.8 177.5 79.3 97.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 314 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B2421 O REMARK 620 2 HOH B2554 O 93.9 REMARK 620 3 SER B 35 O 176.1 84.8 REMARK 620 4 HOH B2344 O 94.8 169.5 86.2 REMARK 620 5 HOH B2364 O 93.4 101.1 90.4 84.1 REMARK 620 6 LYS B 33 O 81.3 96.1 95.2 79.6 162.3 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 314 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 314 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN A 1312 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ORO A 1313 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN B 2312 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ORO B 2313 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1003

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DOR RELATED DB: PDB REMARK 900 1DOR CONTAINS NATIVE LACTOCOCCUS LACTIS DIHYDROOROTATE REMARK 900 DEHYDROGENASE A REMARK 900 RELATED ID: 2DOR RELATED DB: PDB REMARK 900 2DOR CONTAINS NATIVE LACTOCOCCUS LACTIS DIHYDROOROTATE REMARK 900 DEHYDROGENASE A COMPLEXED WITH OROTATE REMARK 900 RELATED ID: 1JQV RELATED DB: PDB REMARK 900 1JQV CONTAINS K213E MUTANT OF LACTOCOCCUS LACTIS REMARK 900 DIHYDROOROTATE DEHYDROGENASE A REMARK 900 RELATED ID: 1JRB RELATED DB: PDB REMARK 900 1JRB CONTAINS P56A MUTANT OF LACTOCOCCUS LACTIS REMARK 900 DIHYDROOROTATE DEHYDROGENASE A REMARK 900 RELATED ID: 1JRC RELATED DB: PDB REMARK 900 1JRC CONTAINS N67A MUTANT OF LACTOCOCCUS LACTIS REMARK 900 DIHYDROOROTATE DEHYDROGENASE A

DBREF 1JQX A 1 311 UNP P54321 PYRDA_LACLC 1 311 DBREF 1JQX B 1 311 UNP P54321 PYRDA_LACLC 1 311

SEQADV 1JQX ALA A 57 UNP P54321 ARG 57 ENGINEERED SEQADV 1JQX ALA B 57 UNP P54321 ARG 57 ENGINEERED

SEQRES 1 A 311 MET LEU ASN THR THR PHE ALA ASN ALA LYS PHE ALA ASN SEQRES 2 A 311 PRO PHE MET ASN ALA SER GLY VAL HIS CYS MET THR ILE SEQRES 3 A 311 GLU ASP LEU GLU GLU LEU LYS ALA SER GLN ALA GLY ALA SEQRES 4 A 311 TYR ILE THR LYS SER SER THR LEU GLU LYS ARG GLU GLY SEQRES 5 A 311 ASN PRO LEU PRO ALA TYR VAL ASP LEU GLU LEU GLY SER SEQRES 6 A 311 ILE ASN SER MET GLY LEU PRO ASN LEU GLY PHE ASP TYR SEQRES 7 A 311 TYR LEU ASP TYR VAL LEU LYS ASN GLN LYS GLU ASN ALA SEQRES 8 A 311 GLN GLU GLY PRO ILE PHE PHE SER ILE ALA GLY MET SER SEQRES 9 A 311 ALA ALA GLU ASN ILE ALA MET LEU LYS LYS ILE GLN GLU SEQRES 10 A 311 SER ASP PHE SER GLY ILE THR GLU LEU ASN LEU SER CYS SEQRES 11 A 311 PRO ASN VAL PRO GLY LYS PRO GLN LEU ALA TYR ASP PHE SEQRES 12 A 311 GLU ALA THR GLU LYS LEU LEU LYS GLU VAL PHE THR PHE SEQRES 13 A 311 PHE THR LYS PRO LEU GLY VAL LYS LEU PRO PRO TYR PHE SEQRES 14 A 311 ASP LEU VAL HIS PHE ASP ILE MET ALA GLU ILE LEU ASN SEQRES 15 A 311 GLN PHE PRO LEU THR TYR VAL ASN SER VAL ASN SER ILE SEQRES 16 A 311 GLY ASN GLY LEU PHE ILE ASP PRO GLU ALA GLU SER VAL SEQRES 17 A 311 VAL ILE LYS PRO LYS ASP GLY PHE GLY GLY ILE GLY GLY SEQRES 18 A 311 ALA TYR ILE LYS PRO THR ALA LEU ALA ASN VAL ARG ALA SEQRES 19 A 311 PHE TYR THR ARG LEU LYS PRO GLU ILE GLN ILE ILE GLY SEQRES 20 A 311 THR GLY GLY ILE GLU THR GLY GLN ASP ALA PHE GLU HIS SEQRES 21 A 311 LEU LEU CYS GLY ALA THR MET LEU GLN ILE GLY THR ALA SEQRES 22 A 311 LEU HIS LYS GLU GLY PRO ALA ILE PHE ASP ARG ILE ILE SEQRES 23 A 311 LYS GLU LEU GLU GLU ILE MET ASN GLN LYS GLY TYR GLN SEQRES 24 A 311 SER ILE ALA ASP PHE HIS GLY LYS LEU LYS SER LEU SEQRES 1 B 311 MET LEU ASN THR THR PHE ALA ASN ALA LYS PHE ALA ASN SEQRES 2 B 311 PRO PHE MET ASN ALA SER GLY VAL HIS CYS MET THR ILE SEQRES 3 B 311 GLU ASP LEU GLU GLU LEU LYS ALA SER GLN ALA GLY ALA SEQRES 4 B 311 TYR ILE THR LYS SER SER THR LEU GLU LYS ARG GLU GLY SEQRES 5 B 311 ASN PRO LEU PRO ALA TYR VAL ASP LEU GLU LEU GLY SER SEQRES 6 B 311 ILE ASN SER MET GLY LEU PRO ASN LEU GLY PHE ASP TYR SEQRES 7 B 311 TYR LEU ASP TYR VAL LEU LYS ASN GLN LYS GLU ASN ALA SEQRES 8 B 311 GLN GLU GLY PRO ILE PHE PHE SER ILE ALA GLY MET SER SEQRES 9 B 311 ALA ALA GLU ASN ILE ALA MET LEU LYS LYS ILE GLN GLU SEQRES 10 B 311 SER ASP PHE SER GLY ILE THR GLU LEU ASN LEU SER CYS SEQRES 11 B 311 PRO ASN VAL PRO GLY LYS PRO GLN LEU ALA TYR ASP PHE SEQRES 12 B 311 GLU ALA THR GLU LYS LEU LEU LYS GLU VAL PHE THR PHE SEQRES 13 B 311 PHE THR LYS PRO LEU GLY VAL LYS LEU PRO PRO TYR PHE SEQRES 14 B 311 ASP LEU VAL HIS PHE ASP ILE MET ALA GLU ILE LEU ASN SEQRES 15 B 311 GLN PHE PRO LEU THR TYR VAL ASN SER VAL ASN SER ILE SEQRES 16 B 311 GLY ASN GLY LEU PHE ILE ASP PRO GLU ALA GLU SER VAL SEQRES 17 B 311 VAL ILE LYS PRO LYS ASP GLY PHE GLY GLY ILE GLY GLY SEQRES 18 B 311 ALA TYR ILE LYS PRO THR ALA LEU ALA ASN VAL ARG ALA SEQRES 19 B 311 PHE TYR THR ARG LEU LYS PRO GLU ILE GLN ILE ILE GLY SEQRES 20 B 311 THR GLY GLY ILE GLU THR GLY GLN ASP ALA PHE GLU HIS SEQRES 21 B 311 LEU LEU CYS GLY ALA THR MET LEU GLN ILE GLY THR ALA SEQRES 22 B 311 LEU HIS LYS GLU GLY PRO ALA ILE PHE ASP ARG ILE ILE SEQRES 23 B 311 LYS GLU LEU GLU GLU ILE MET ASN GLN LYS GLY TYR GLN SEQRES 24 B 311 SER ILE ALA ASP PHE HIS GLY LYS LEU LYS SER LEU

HET MG A 314 1 HET MG B 314 1 HET FMN A1312 31 HET ORO A1313 11 HET FMN B2312 31 HET ORO B2313 11 HET GOL B1001 6 HET GOL B1002 6 HET GOL A1003 6

HETNAM MG MAGNESIUM ION HETNAM FMN FLAVIN MONONUCLEOTIDE HETNAM ORO OROTIC ACID HETNAM GOL GLYCEROL

HETSYN FMN RIBOFLAVIN MONOPHOSPHATE HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL

FORMUL 3 MG 2(MG 2+) FORMUL 5 FMN 2(C17 H21 N4 O9 P) FORMUL 6 ORO 2(C5 H4 N2 O4) FORMUL 9 GOL 3(C3 H8 O3) FORMUL 12 HOH *722(H2 O)

HELIX 1 1 THR A 25 SER A 35 1 11 HELIX 2 2 GLY A 75 GLU A 89 1 15 HELIX 3 3 SER A 104 SER A 118 1 15 HELIX 4 4 GLN A 138 TYR A 141 5 4 HELIX 5 5 ASP A 142 PHE A 154 1 13 HELIX 6 6 ASP A 170 ASN A 182 1 13 HELIX 7 7 LYS A 211 ASP A 214 5 4 HELIX 8 8 GLY A 221 TYR A 223 5 3 HELIX 9 9 ILE A 224 THR A 237 1 14 HELIX 10 10 THR A 253 GLY A 264 1 12 HELIX 11 11 GLY A 271 GLY A 278 1 8 HELIX 12 12 ALA A 280 GLY A 297 1 18 HELIX 13 13 SER A 300 PHE A 304 5 5 HELIX 14 14 THR B 25 SER B 35 1 11 HELIX 15 15 GLY B 75 LYS B 88 1 14 HELIX 16 16 SER B 104 SER B 118 1 15 HELIX 17 17 GLN B 138 TYR B 141 5 4 HELIX 18 18 ASP B 142 PHE B 154 1 13 HELIX 19 19 ASP B 170 ASN B 182 1 13 HELIX 20 20 LYS B 211 ASP B 214 5 4 HELIX 21 21 GLY B 221 TYR B 223 5 3 HELIX 22 22 ILE B 224 THR B 237 1 14 HELIX 23 23 THR B 253 GLY B 264 1 12 HELIX 24 24 GLY B 271 GLY B 278 1 8 HELIX 25 25 ALA B 280 GLY B 297 1 18 HELIX 26 26 SER B 300 PHE B 304 5 5

SHEET 1 A 2 THR A 4 PHE A 6 0 SHEET 2 A 2 ALA A 9 PHE A 11 -1 O PHE A 11 N THR A 4 SHEET 1 B 7 PHE A 15 ASN A 17 0 SHEET 2 B 7 MET A 267 ILE A 270 1 O ILE A 270 N MET A 16 SHEET 3 B 7 GLN A 244 THR A 248 1 N GLY A 247 O MET A 267 SHEET 4 B 7 TYR A 188 SER A 191 1 N SER A 191 O THR A 248 SHEET 5 B 7 LEU A 161 LEU A 165 1 N VAL A 163 O ASN A 190 SHEET 6 B 7 ILE A 123 ASN A 127 1 N LEU A 126 O GLY A 162 SHEET 7 B 7 PHE A 97 ILE A 100 1 N PHE A 98 O GLU A 125 SHEET 1 C 4 TYR A 58 LEU A 61 0 SHEET 2 C 4 GLY A 64 ASN A 67 -1 O GLY A 64 N LEU A 61 SHEET 3 C 4 PHE A 216 GLY A 220 -1 O GLY A 218 N ASN A 67 SHEET 4 C 4 ILE A 195 LEU A 199 -1 N GLY A 198 O GLY A 217 SHEET 1 D 2 ILE A 201 ASP A 202 0 SHEET 2 D 2 SER A 207 VAL A 208 -1 O SER A 207 N ASP A 202 SHEET 1 E 2 THR B 4 PHE B 6 0 SHEET 2 E 2 ALA B 9 PHE B 11 -1 O PHE B 11 N THR B 4 SHEET 1 F 7 PHE B 15 ASN B 17 0 SHEET 2 F 7 MET B 267 ILE B 270 1 O LEU B 268 N MET B 16 SHEET 3 F 7 GLN B 244 THR B 248 1 N GLY B 247 O MET B 267 SHEET 4 F 7 TYR B 188 SER B 191 1 N SER B 191 O THR B 248 SHEET 5 F 7 LEU B 161 LEU B 165 1 N VAL B 163 O ASN B 190 SHEET 6 F 7 ILE B 123 ASN B 127 1 N LEU B 126 O GLY B 162 SHEET 7 F 7 PHE B 97 ILE B 100 1 N PHE B 98 O GLU B 125 SHEET 1 G 4 TYR B 58 LEU B 61 0 SHEET 2 G 4 GLY B 64 ASN B 67 -1 O GLY B 64 N LEU B 61 SHEET 3 G 4 PHE B 216 GLY B 220 -1 O GLY B 218 N ASN B 67 SHEET 4 G 4 ILE B 195 LEU B 199 -1 N GLY B 198 O GLY B 217 SHEET 1 H 2 ILE B 201 ASP B 202 0 SHEET 2 H 2 SER B 207 VAL B 208 -1 O SER B 207 N ASP B 202

LINK MG MG A 314 O HOH A1331 1555 1555 2.43 LINK MG MG A 314 O HOH A1365 1555 1555 2.48 LINK MG MG A 314 O HOH A1421 1555 1555 2.46 LINK MG MG A 314 O HOH A1489 1555 1555 2.61 LINK MG MG A 314 O LYS A 33 1555 1555 2.30 LINK MG MG A 314 O SER A 35 1555 1555 2.39 LINK MG MG B 314 O HOH B2421 1555 1555 2.47 LINK MG MG B 314 O HOH B2554 1555 1555 2.35 LINK MG MG B 314 O SER B 35 1555 1555 2.41 LINK MG MG B 314 O HOH B2344 1555 1555 2.52 LINK MG MG B 314 O HOH B2364 1555 1555 2.40 LINK MG MG B 314 O LYS B 33 1555 1555 2.38

CISPEP 1 LEU A 55 PRO A 56 0 -0.64 CISPEP 2 SER A 191 VAL A 192 0 1.45 CISPEP 3 LEU B 55 PRO B 56 0 -0.40 CISPEP 4 SER B 191 VAL B 192 0 1.47

SITE 1 AC1 6 LYS A 33 SER A 35 HOH A1331 HOH A1365 SITE 2 AC1 6 HOH A1421 HOH A1489 SITE 1 AC2 6 LYS B 33 SER B 35 HOH B2344 HOH B2364 SITE 2 AC2 6 HOH B2421 HOH B2554 SITE 1 AC3 24 ALA A 18 SER A 19 GLY A 20 LYS A 43 SITE 2 AC3 24 SER A 44 TYR A 58 ASN A 67 MET A 69 SITE 3 AC3 24 ASN A 127 LYS A 164 VAL A 192 ASN A 193 SITE 4 AC3 24 GLY A 221 ILE A 224 THR A 248 GLY A 249 SITE 5 AC3 24 GLY A 250 GLY A 271 THR A 272 ORO A1313 SITE 6 AC3 24 HOH A1314 HOH A1316 HOH A1319 HOH A1399 SITE 1 AC4 12 LYS A 43 ASN A 67 MET A 69 GLY A 70 SITE 2 AC4 12 LEU A 71 ASN A 127 CYS A 130 PRO A 131 SITE 3 AC4 12 ASN A 132 ASN A 193 SER A 194 FMN A1312 SITE 1 AC5 24 ALA B 18 SER B 19 GLY B 20 LYS B 43 SITE 2 AC5 24 SER B 44 ASN B 67 MET B 69 ASN B 127 SITE 3 AC5 24 LYS B 164 VAL B 192 ASN B 193 SER B 194 SITE 4 AC5 24 GLY B 221 ILE B 224 THR B 248 GLY B 249 SITE 5 AC5 24 GLY B 250 GLY B 271 THR B 272 ORO B2313 SITE 6 AC5 24 HOH B2314 HOH B2325 HOH B2333 HOH B2471 SITE 1 AC6 12 LYS B 43 ASN B 67 MET B 69 GLY B 70 SITE 2 AC6 12 LEU B 71 ASN B 127 CYS B 130 PRO B 131 SITE 3 AC6 12 ASN B 132 ASN B 193 SER B 194 FMN B2312 SITE 1 AC7 8 LYS A 213 PHE A 216 HOH A1636 LEU B 171 SITE 2 AC7 8 ALA B 234 ARG B 238 HOH B2384 HOH B2610 SITE 1 AC8 7 LEU A 171 ALA A 234 ARG A 238 LYS B 213 SITE 2 AC8 7 PHE B 216 HOH B2399 HOH B2604 SITE 1 AC9 8 TYR A 168 PHE A 169 ASP A 170 HIS A 173 SITE 2 AC9 8 HOH A1353 HOH A1371 HOH A1594 HIS B 173

CRYST1 53.350 108.480 66.120 90.00 104.03 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 0.018740 0.000000 0.004680 0.00000

SCALE2 0.000000 0.009220 0.000000 0.00000

SCALE3 0.000000 0.000000 0.015590 0.00000