HEADER TRANSCRIPTION REGULATION 08-FEB-98 1A4X TITLE PYRR, THE BACILLUS SUBTILIS PYRIMIDINE BIOSYNTHETIC OPERON REPRESSOR, TITLE 2 HEXAMERIC FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: PYRIMIDINE OPERON REGULATORY PROTEIN PYRR; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PYRR; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS; SOURCE 3 ORGANISM_TAXID: 1423; SOURCE 4 GENE: PYRR; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: S0408; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PTSROX3 KEYWDS TRANSCRIPTION REGULATION, ATTENUATION PROTEIN, RNA-BINDING PROTEIN, KEYWDS 2 PYRIMIDINE BIOSYNTHESIS, TRANSFERASE, PRTASE, KEYWDS 3 PHOSPHORIBOSYLTRANSFERASE, BIFUNCTIONAL ENZYME EXPDTA X-RAY DIFFRACTION AUTHOR D.R.TOMCHICK,R.J.TURNER,R.W.SWITZER,J.L.SMITH REVDAT 4 02-AUG-23 1A4X 1 REMARK REVDAT 3 10-MAR-21 1A4X 1 REMARK LINK REVDAT 2 24-FEB-09 1A4X 1 VERSN REVDAT 1 05-AUG-98 1A4X 0 JRNL AUTH D.R.TOMCHICK,R.J.TURNER,R.L.SWITZER,J.L.SMITH JRNL TITL ADAPTATION OF AN ENZYME TO REGULATORY FUNCTION: STRUCTURE OF JRNL TITL 2 BACILLUS SUBTILIS PYRR, A PYR RNA-BINDING ATTENUATION JRNL TITL 3 PROTEIN AND URACIL PHOSPHORIBOSYLTRANSFERASE. JRNL REF STRUCTURE V. 6 337 1998 JRNL REFN ISSN 0969-2126 JRNL PMID 9551555 JRNL DOI 10.1016/S0969-2126(98)00036-7 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.5 REMARK 3 NUMBER OF REFLECTIONS : 23799 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) : 0.211 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.700 REMARK 3 FREE R VALUE TEST SET COUNT : 2249 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 : 15 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.35 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1349 REMARK 3 BIN R VALUE (WORKING SET) : 0.2210 REMARK 3 BIN FREE R VALUE : 0.2940 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 162 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 : 2601 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 237 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.70 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.450 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 NCS MODEL : RESTRAINED REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : 1.0 ; 100 REMARK 3 GROUP 1 B-FACTOR (A**2) : 30.0 ; 0.5 REMARK 3 GROUP 2 POSITIONAL (A) : 1.0 ; 50 REMARK 3 GROUP 2 B-FACTOR (A**2) : 30.0 ; 0.5 REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 LYS 40, IN BOTH THE A AND B CHAINS, HAS PHI/PSI VALUES THAT REMARK 3 ARE NORMALLY DISALLOWED. IN SOME OTHER PRTASES, THIS REMARK 3 PEPTIDE IS TYPICALLY FOUND IN THE CIS CONFORMATION. REMARK 4 REMARK 4 1A4X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000170396. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : SEP-95 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 5.1 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23877 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05000 REMARK 200 FOR THE DATA SET : 34.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.15800 REMARK 200 FOR SHELL : 8.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 1A3C REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 14-16% REMARK 280 PEG 6000, 300 MM AMMONIUM SULFATE, 0.2% BETA-OCTYLGLUCOSIDE, 50 REMARK 280 MM SODIUM SUCCINATE, PH 5.1. HEXAGONAL SETTING FOR R 3 2. REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 50.29000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 29.03495 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 91.71667 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 50.29000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 29.03495 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 91.71667 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 50.29000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 29.03495 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 91.71667 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 50.29000 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 29.03495 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 91.71667 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 50.29000 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 29.03495 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 91.71667 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 50.29000 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 29.03495 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 91.71667 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 58.06989 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 183.43333 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 58.06989 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 183.43333 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 58.06989 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 183.43333 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 58.06989 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 183.43333 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 58.06989 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 183.43333 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 58.06989 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 183.43333 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: 2020 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -46.0 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 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 ASN A 2 REMARK 465 GLN A 3 REMARK 465 ASP A 74 REMARK 465 ASP A 75 REMARK 465 LEU A 76 REMARK 465 SER A 77 REMARK 465 LYS A 78 REMARK 465 LYS A 79 REMARK 465 THR A 80 REMARK 465 SER A 81 REMARK 465 ASN A 82 REMARK 465 ASP A 83 REMARK 465 GLU A 181 REMARK 465 MET B 1 REMARK 465 ASN B 2 REMARK 465 GLN B 3 REMARK 465 ARG B 73 REMARK 465 ASP B 74 REMARK 465 ASP B 75 REMARK 465 LEU B 76 REMARK 465 SER B 77 REMARK 465 LYS B 78 REMARK 465 LYS B 79 REMARK 465 THR B 80 REMARK 465 SER B 81 REMARK 465 ASN B 82 REMARK 465 GLU B 181 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 LEU A 86 CG CD1 CD2 REMARK 470 TYR B 72 CG CD1 CD2 CE1 CE2 CZ OH 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 NH2 ARG A 27 O HOH A 279 1.37 REMARK 500 CZ ARG A 27 O HOH A 279 1.65 REMARK 500 NE ARG A 27 O HOH A 279 2.06 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 40 157.44 76.30 REMARK 500 ALA A 90 -165.39 -120.06 REMARK 500 ASP A 91 83.78 178.45 REMARK 500 PRO A 93 -5.20 -55.20 REMARK 500 TYR A 109 -100.28 -127.83 REMARK 500 ASP A 123 -27.47 -140.96 REMARK 500 LYS B 40 154.58 72.63 REMARK 500 PRO B 93 -5.43 -55.25 REMARK 500 TYR B 109 -103.80 -125.64 REMARK 500 VAL B 169 -50.41 -128.45 REMARK 500 ASP B 170 -169.47 -105.81 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 B 401 DISTANCE = 6.40 ANGSTROMS REMARK 525 HOH B 411 DISTANCE = 5.94 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: PRA REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: DUAL SITE: BINDING SITE FOR SUBSTRATE PRPP IN REMARK 800 THIS AND OTHER MEMBERS OF THE TYPE I PHOSPHORIBOSYLTRANSFERASE REMARK 800 (PRTASE) FAMILY OF ENZYMES, AND SULFATE ION BINDING SITE. REMARK 800 REMARK 800 SITE_IDENTIFIER: PRB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: DUAL SITE: BINDING SITE FOR SUBSTRATE PRPP IN REMARK 800 THIS AND OTHER MEMBERS OF THE TYPE I PHOSPHORIBOSYLTRANSFERASE REMARK 800 (PRTASE) FAMILY OF ENZYMES, AND SULFATE ION BINDING SITE. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 184 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 184 DBREF 1A4X A 1 181 UNP P39765 PYRR_BACSU 1 181 DBREF 1A4X B 1 181 UNP P39765 PYRR_BACSU 1 181 SEQRES 1 A 181 MET ASN GLN LYS ALA VAL ILE LEU ASP GLU GLN ALA ILE SEQRES 2 A 181 ARG ARG ALA LEU THR ARG ILE ALA HIS GLU MET ILE GLU SEQRES 3 A 181 ARG ASN LYS GLY MET ASN ASN CYS ILE LEU VAL GLY ILE SEQRES 4 A 181 LYS THR ARG GLY ILE TYR LEU ALA LYS ARG LEU ALA GLU SEQRES 5 A 181 ARG ILE GLU GLN ILE GLU GLY ASN PRO VAL THR VAL GLY SEQRES 6 A 181 GLU ILE ASP ILE THR LEU TYR ARG ASP ASP LEU SER LYS SEQRES 7 A 181 LYS THR SER ASN ASP GLU PRO LEU VAL LYS GLY ALA ASP SEQRES 8 A 181 ILE PRO VAL ASP ILE THR ASP GLN LYS VAL ILE LEU VAL SEQRES 9 A 181 ASP ASP VAL LEU TYR THR GLY ARG THR VAL ARG ALA GLY SEQRES 10 A 181 MET ASP ALA LEU VAL ASP VAL GLY ARG PRO SER SER ILE SEQRES 11 A 181 GLN LEU ALA VAL LEU VAL ASP ARG GLY HIS ARG GLU LEU SEQRES 12 A 181 PRO ILE ARG ALA ASP TYR ILE GLY LYS ASN ILE PRO THR SEQRES 13 A 181 SER LYS SER GLU LYS VAL MET VAL GLN LEU ASP GLU VAL SEQRES 14 A 181 ASP GLN ASN ASP LEU VAL ALA ILE TYR GLU ASN GLU SEQRES 1 B 181 MET ASN GLN LYS ALA VAL ILE LEU ASP GLU GLN ALA ILE SEQRES 2 B 181 ARG ARG ALA LEU THR ARG ILE ALA HIS GLU MET ILE GLU SEQRES 3 B 181 ARG ASN LYS GLY MET ASN ASN CYS ILE LEU VAL GLY ILE SEQRES 4 B 181 LYS THR ARG GLY ILE TYR LEU ALA LYS ARG LEU ALA GLU SEQRES 5 B 181 ARG ILE GLU GLN ILE GLU GLY ASN PRO VAL THR VAL GLY SEQRES 6 B 181 GLU ILE ASP ILE THR LEU TYR ARG ASP ASP LEU SER LYS SEQRES 7 B 181 LYS THR SER ASN ASP GLU PRO LEU VAL LYS GLY ALA ASP SEQRES 8 B 181 ILE PRO VAL ASP ILE THR ASP GLN LYS VAL ILE LEU VAL SEQRES 9 B 181 ASP ASP VAL LEU TYR THR GLY ARG THR VAL ARG ALA GLY SEQRES 10 B 181 MET ASP ALA LEU VAL ASP VAL GLY ARG PRO SER SER ILE SEQRES 11 B 181 GLN LEU ALA VAL LEU VAL ASP ARG GLY HIS ARG GLU LEU SEQRES 12 B 181 PRO ILE ARG ALA ASP TYR ILE GLY LYS ASN ILE PRO THR SEQRES 13 B 181 SER LYS SER GLU LYS VAL MET VAL GLN LEU ASP GLU VAL SEQRES 14 B 181 ASP GLN ASN ASP LEU VAL ALA ILE TYR GLU ASN GLU HET SO4 A 184 5 HET SO4 B 184 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 HOH *237(H2 O) HELIX 1 1 GLU A 10 ARG A 27 1 18 HELIX 2 2 LYS A 29 MET A 31 5 3 HELIX 3 3 THR A 41 GLU A 58 1 18 HELIX 4 4 ARG A 112 VAL A 124 1 13 HELIX 5 5 GLU B 10 ARG B 27 1 18 HELIX 6 6 LYS B 29 MET B 31 5 3 HELIX 7 7 THR B 41 GLU B 58 1 18 HELIX 8 8 ARG B 112 VAL B 124 1 13 SHEET 1 A 5 ALA A 90 ILE A 92 0 SHEET 2 A 5 VAL A 64 ILE A 67 -1 N GLU A 66 O ASP A 91 SHEET 3 A 5 CYS A 34 ILE A 39 1 N LEU A 36 O GLY A 65 SHEET 4 A 5 LYS A 100 ASP A 105 1 N LYS A 100 O ILE A 35 SHEET 5 A 5 SER A 129 VAL A 134 1 N SER A 129 O VAL A 101 SHEET 1 B 3 LYS A 161 GLN A 165 0 SHEET 2 B 3 LEU A 174 TYR A 178 -1 N TYR A 178 O LYS A 161 SHEET 3 B 3 ALA A 5 LEU A 8 -1 N LEU A 8 O VAL A 175 SHEET 1 C 5 VAL B 87 ILE B 92 0 SHEET 2 C 5 VAL B 64 ILE B 69 -1 N ASP B 68 O LYS B 88 SHEET 3 C 5 CYS B 34 ILE B 39 1 N LEU B 36 O GLY B 65 SHEET 4 C 5 LYS B 100 ASP B 105 1 N LYS B 100 O ILE B 35 SHEET 5 C 5 SER B 129 VAL B 134 1 N SER B 129 O VAL B 101 SHEET 1 D 3 LYS B 161 GLN B 165 0 SHEET 2 D 3 LEU B 174 TYR B 178 -1 N TYR B 178 O LYS B 161 SHEET 3 D 3 ALA B 5 LEU B 8 -1 N LEU B 8 O VAL B 175 SITE 1 PRA 10 ASP A 105 ASP A 106 VAL A 107 LEU A 108 SITE 2 PRA 10 TYR A 109 THR A 110 GLY A 111 ARG A 112 SITE 3 PRA 10 THR A 113 LYS A 40 SITE 1 PRB 10 ASP A 105 ASP A 106 VAL A 107 LEU A 108 SITE 2 PRB 10 TYR A 109 THR A 110 GLY A 111 ARG A 112 SITE 3 PRB 10 THR A 113 LYS A 40 SITE 1 AC1 11 LYS A 40 ASP A 105 VAL A 107 LEU A 108 SITE 2 AC1 11 TYR A 109 THR A 110 GLY A 111 ARG A 112 SITE 3 AC1 11 THR A 113 VAL A 114 HOH A 201 SITE 1 AC2 11 LYS B 40 ASP B 105 VAL B 107 LEU B 108 SITE 2 AC2 11 TYR B 109 THR B 110 GLY B 111 ARG B 112 SITE 3 AC2 11 THR B 113 VAL B 114 HOH B 203 CRYST1 100.580 100.580 275.150 90.00 90.00 120.00 H 3 2 36 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 0.009942 0.005740 0.000000 0.00000 SCALE2 0.000000 0.011480 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003634 0.00000 MTRIX1 1 -0.556303 0.830967 -0.004548 0.15980 1 MTRIX2 1 0.830862 0.556308 0.013773 -0.74740 1 MTRIX3 1 0.013975 0.003884 -0.999893 137.03529 1