HEADER TRANSFERASE 22-SEP-06 2IGB TITLE CRYSTAL STRUCTURE OF PYRR, THE REGULATOR OF THE PYRIMIDINE TITLE 2 BIOSYNTHETIC OPERON IN BACILLUS CALDOLYTICUS, UMP-BOUND FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: PYRR BIFUNCTIONAL PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PYRIMIDINE OPERON REGULATORY PROTEIN, URACIL COMPND 5 PHOSPHORIBOSYLTRANSFERASE, UPRTASE; COMPND 6 EC: 2.4.2.9; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS CALDOLYTICUS; SOURCE 3 ORGANISM_TAXID: 1394; SOURCE 4 GENE: PYRR; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRANSCRIPTION, TRANSFERASE, TRANSCRIPTION REGULATION, ATTENUATION KEYWDS 2 PROTEIN, RNA-BINDING, PYRIMIDINE BIOSYNTHESIS, PRTASE, URACIL KEYWDS 3 PHOSPHORIBOSYLTRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR P.CHANDER,R.L.SWITZER,J.L.SMITH REVDAT 3 30-AUG-23 2IGB 1 REMARK REVDAT 2 24-FEB-09 2IGB 1 VERSN REVDAT 1 25-SEP-07 2IGB 0 JRNL AUTH P.CHANDER,R.L.SWITZER,J.L.SMITH JRNL TITL PYRR, THE REGULATOR OF THE PYRIMIDINE BIOSYNTHETIC OPERON IN JRNL TITL 2 BACILLUS CALDOLYTICUS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.68 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.68 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.31 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 44224 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) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2356 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) : 1.68 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.73 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3109 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.13 REMARK 3 BIN R VALUE (WORKING SET) : 0.2550 REMARK 3 BIN FREE R VALUE SET COUNT : 171 REMARK 3 BIN FREE R VALUE : 0.3060 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2698 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 66 REMARK 3 SOLVENT ATOMS : 286 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.58 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.45000 REMARK 3 B22 (A**2) : -0.57000 REMARK 3 B33 (A**2) : -0.87000 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): 0.100 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.103 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.066 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.950 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.946 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2936 ; 0.016 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3946 ; 1.702 ; 1.997 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 341 ; 6.131 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 155 ;33.593 ;22.194 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 570 ;16.380 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 50 ;21.493 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 455 ; 0.139 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2172 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1356 ; 0.211 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1970 ; 0.310 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 261 ; 0.191 ; 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): 91 ; 0.229 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 41 ; 0.356 ; 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): 1778 ; 1.198 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2818 ; 1.846 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1250 ; 2.661 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1128 ; 4.187 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 2 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 3 A 65 4 REMARK 3 1 B 3 B 65 4 REMARK 3 2 A 95 A 153 4 REMARK 3 2 B 95 B 153 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 1 A (A): 932 ; 0.40 ; 0.50 REMARK 3 MEDIUM THERMAL 1 A (A**2): 932 ; 1.20 ; 2.00 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 : 1.40 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2IGB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-SEP-06. REMARK 100 THE DEPOSITION ID IS D_1000039540. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-MAR-06 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 46630 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.680 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : 0.05700 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.68 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.74 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 5.50 REMARK 200 R MERGE FOR SHELL (I) : 0.93000 REMARK 200 R SYM FOR SHELL (I) : 0.62000 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1NON REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.43 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM CITRATE, 0.2M SODIUM REMARK 280 CHLORIDE, 1.0M DIAMMONIUM HYDROGEN PHOSPHATE, PH 5.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 33.14050 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 48.37600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 33.14050 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 48.37600 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: TETRAMERIC 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 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 96.75200 REMARK 350 BIOMT3 2 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 ASP A 74 REMARK 465 LEU A 75 REMARK 465 THR A 76 REMARK 465 VAL A 77 REMARK 465 LYS A 78 REMARK 465 THR A 79 REMARK 465 ASP A 80 REMARK 465 ASP B 74 REMARK 465 LEU B 75 REMARK 465 THR B 76 REMARK 465 VAL B 77 REMARK 465 LYS B 78 REMARK 465 THR B 79 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NH1 ARG A 145 O HOH A 536 2565 1.67 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 MET B 121 CG MET B 121 SD -0.209 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 ASP A 105 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 140 NE - CZ - NH2 ANGL. DEV. = -3.4 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 LYS A 39 -179.28 65.03 REMARK 500 PRO A 92 42.09 -81.04 REMARK 500 PHE A 108 -101.59 -126.73 REMARK 500 ASP B 31 118.25 -37.33 REMARK 500 LYS B 39 -178.59 66.97 REMARK 500 PRO B 92 46.50 -83.91 REMARK 500 PHE B 108 -101.17 -126.69 REMARK 500 HIS B 139 39.58 71.07 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NON RELATED DB: PDB REMARK 900 1NON IS THE CRYSTAL STRUCTURE OF PYRR, THE REGULATOR OF THE REMARK 900 PYRIMIDINE BIOSYNTHETIC OPERON IN BACILLUS CALDOLYTICUS, DETERMINED REMARK 900 AT 2.40 ANGSTROM RESOLUTION REMARK 900 RELATED ID: 1XZ8 RELATED DB: PDB REMARK 900 1XZ8 IS THE CRYSTAL STRUCTURE OF PYRR, THE REGULATOR OF THE REMARK 900 PYRIMIDINE BIOSYNTHETIC OPERON IN BACILLUS CALDOLYTICUS, NUCLEOTIDE- REMARK 900 BOUND FORM, DETERMINED AT 2.80 ANGSTROM RESOLUTION REMARK 900 RELATED ID: 1XZN RELATED DB: PDB REMARK 900 1XZN IS THE CRYSTAL STRUCTURE OF PYRR, THE REGULATOR OF THE REMARK 900 PYRIMIDINE BIOSYNTHETIC OPERON IN BACILLUS CALDOLYTICUS, SULFATE- REMARK 900 BOUND FORM, DETERMINED AT 2.27 ANGSTROM RESOLUTION REMARK 900 RELATED ID: 1A3C RELATED DB: PDB REMARK 900 1A3C IS THE CRYSTAL STRUCTURE OF PYRR, THE BACILLUS SUBTILIS REMARK 900 PYRIMIDINE BIOSYNTHETIC OPERON REPRESSOR, DIMERIC FORM, DETERMINED REMARK 900 AT 1.60 ANGSTROM RESOLUTION DBREF 2IGB A 1 179 UNP P41007 PYRR_BACCL 1 179 DBREF 2IGB B 1 179 UNP P41007 PYRR_BACCL 1 179 SEQRES 1 A 179 MET GLN LYS ALA VAL VAL MET ASP GLU GLN ALA ILE ARG SEQRES 2 A 179 ARG ALA LEU THR ARG ILE ALA HIS GLU ILE ILE GLU ARG SEQRES 3 A 179 ASN LYS GLY ILE ASP GLY CYS VAL LEU VAL GLY ILE LYS SEQRES 4 A 179 THR ARG GLY ILE TYR LEU ALA ARG ARG LEU ALA GLU ARG SEQRES 5 A 179 ILE GLU GLN ILE GLU GLY ALA SER VAL PRO VAL GLY GLU SEQRES 6 A 179 LEU ASP ILE THR LEU TYR ARG ASP ASP LEU THR VAL LYS SEQRES 7 A 179 THR ASP ASP HIS GLU PRO LEU VAL LYS GLY THR ASN VAL SEQRES 8 A 179 PRO PHE PRO VAL THR GLU ARG ASN VAL ILE LEU VAL ASP SEQRES 9 A 179 ASP VAL LEU PHE THR GLY ARG THR VAL ARG ALA ALA MET SEQRES 10 A 179 ASP ALA VAL MET ASP LEU GLY ARG PRO ALA ARG ILE GLN SEQRES 11 A 179 LEU ALA VAL LEU VAL ASP ARG GLY HIS ARG GLU LEU PRO SEQRES 12 A 179 ILE ARG ALA ASP PHE VAL GLY LYS ASN VAL PRO THR SER SEQRES 13 A 179 ARG SER GLU LEU ILE VAL VAL GLU LEU SER GLU VAL ASP SEQRES 14 A 179 GLY ILE ASP GLN VAL SER ILE HIS GLU LYS SEQRES 1 B 179 MET GLN LYS ALA VAL VAL MET ASP GLU GLN ALA ILE ARG SEQRES 2 B 179 ARG ALA LEU THR ARG ILE ALA HIS GLU ILE ILE GLU ARG SEQRES 3 B 179 ASN LYS GLY ILE ASP GLY CYS VAL LEU VAL GLY ILE LYS SEQRES 4 B 179 THR ARG GLY ILE TYR LEU ALA ARG ARG LEU ALA GLU ARG SEQRES 5 B 179 ILE GLU GLN ILE GLU GLY ALA SER VAL PRO VAL GLY GLU SEQRES 6 B 179 LEU ASP ILE THR LEU TYR ARG ASP ASP LEU THR VAL LYS SEQRES 7 B 179 THR ASP ASP HIS GLU PRO LEU VAL LYS GLY THR ASN VAL SEQRES 8 B 179 PRO PHE PRO VAL THR GLU ARG ASN VAL ILE LEU VAL ASP SEQRES 9 B 179 ASP VAL LEU PHE THR GLY ARG THR VAL ARG ALA ALA MET SEQRES 10 B 179 ASP ALA VAL MET ASP LEU GLY ARG PRO ALA ARG ILE GLN SEQRES 11 B 179 LEU ALA VAL LEU VAL ASP ARG GLY HIS ARG GLU LEU PRO SEQRES 12 B 179 ILE ARG ALA ASP PHE VAL GLY LYS ASN VAL PRO THR SER SEQRES 13 B 179 ARG SER GLU LEU ILE VAL VAL GLU LEU SER GLU VAL ASP SEQRES 14 B 179 GLY ILE ASP GLN VAL SER ILE HIS GLU LYS HET U5P A 351 21 HET EDO A 401 4 HET U5P B 352 21 HET EDO B 402 4 HET EDO B 403 4 HET EDO B 404 4 HET EDO B 405 4 HET EDO B 406 4 HETNAM U5P URIDINE-5'-MONOPHOSPHATE HETNAM EDO 1,2-ETHANEDIOL HETSYN EDO ETHYLENE GLYCOL FORMUL 3 U5P 2(C9 H13 N2 O9 P) FORMUL 4 EDO 6(C2 H6 O2) FORMUL 11 HOH *286(H2 O) HELIX 1 1 ASP A 8 LYS A 28 1 21 HELIX 2 2 LYS A 39 GLY A 58 1 20 HELIX 3 3 GLY A 110 ASP A 122 1 13 HELIX 4 4 LEU A 165 GLY A 170 1 6 HELIX 5 5 ASP B 8 LYS B 28 1 21 HELIX 6 6 LYS B 39 GLY B 58 1 20 HELIX 7 7 GLY B 110 GLY B 124 1 15 HELIX 8 8 LEU B 165 GLY B 170 1 6 SHEET 1 A 3 GLN A 2 MET A 7 0 SHEET 2 A 3 GLN A 173 GLU A 178 -1 O ILE A 176 N LYS A 3 SHEET 3 A 3 GLU A 159 GLU A 164 -1 N GLU A 164 O GLN A 173 SHEET 1 B 6 GLU A 83 ASN A 90 0 SHEET 2 B 6 VAL A 63 TYR A 71 -1 N ASP A 67 O GLY A 88 SHEET 3 B 6 CYS A 33 ILE A 38 1 N LEU A 35 O GLY A 64 SHEET 4 B 6 ASN A 99 LEU A 107 1 O ILE A 101 N VAL A 34 SHEET 5 B 6 ARG A 128 ASP A 136 1 O ALA A 132 N LEU A 102 SHEET 6 B 6 PHE A 148 ASN A 152 1 O PHE A 148 N VAL A 133 SHEET 1 C 3 GLN B 2 MET B 7 0 SHEET 2 C 3 GLN B 173 HIS B 177 -1 O VAL B 174 N MET B 7 SHEET 3 C 3 LEU B 160 GLU B 164 -1 N GLU B 164 O GLN B 173 SHEET 1 D 6 HIS B 82 ASN B 90 0 SHEET 2 D 6 VAL B 63 ARG B 72 -1 N ASP B 67 O LYS B 87 SHEET 3 D 6 CYS B 33 ILE B 38 1 N LEU B 35 O GLY B 64 SHEET 4 D 6 ASN B 99 LEU B 107 1 O ILE B 101 N VAL B 34 SHEET 5 D 6 ARG B 128 ASP B 136 1 O GLN B 130 N LEU B 102 SHEET 6 D 6 PHE B 148 ASN B 152 1 O GLY B 150 N VAL B 133 CRYST1 66.281 96.752 63.104 90.00 90.00 90.00 P 21 21 2 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 0.015087 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010336 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015847 0.00000