HEADER TRANSCRIPTION, TRANSFERASE 12-NOV-04 1XZN TITLE PYRR, THE REGULATOR OF THE PYRIMIDINE BIOSYNTHETIC OPERON IN BACILLUS TITLE 2 CALDOLYTICUS, SULFATE-BOUND FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: PYRR BIFUNCTIONAL PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 EC: 2.4.2.9; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS CALDOLYTICUS; SOURCE 3 ORGANISM_TAXID: 1394; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21 DE3; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PSHCO2 KEYWDS TRANSCRIPTION REGULATION, ATTENUATION PROTEIN, RNA-BINDING, KEYWDS 2 PYRIMIDINE BIOSYNTHESIS, TRANSFERASE, PRTASE, URACIL KEYWDS 3 PHOSPHORIBOSYLTRANSFERASE, BIFUNCTIONAL ENZYME, TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR P.CHANDER,K.M.HALBIG,J.K.MILLER,C.J.FIELDS,H.K.BONNER,G.K.GRABNER, AUTHOR 2 R.L.SWITZER,J.L.SMITH REVDAT 3 23-AUG-23 1XZN 1 REMARK LINK REVDAT 2 24-FEB-09 1XZN 1 VERSN REVDAT 1 01-MAR-05 1XZN 0 JRNL AUTH P.CHANDER,K.M.HALBIG,J.K.MILLER,C.J.FIELDS,H.K.BONNER, JRNL AUTH 2 G.K.GRABNER,R.L.SWITZER,J.L.SMITH JRNL TITL STRUCTURE OF THE NUCLEOTIDE COMPLEX OF PYRR, THE PYR JRNL TITL 2 ATTENUATION PROTEIN FROM BACILLUS CALDOLYTICUS, SUGGESTS JRNL TITL 3 DUAL REGULATION BY PYRIMIDINE AND PURINE NUCLEOTIDES. JRNL REF J.BACTERIOL. V. 187 1773 2005 JRNL REFN ISSN 0021-9193 JRNL PMID 15716449 JRNL DOI 10.1128/JB.187.5.1773-1782.2005 REMARK 2 REMARK 2 RESOLUTION. 2.27 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 2.27 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL 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 : 16124 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.220 REMARK 3 FREE R VALUE : 0.270 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1617 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 : 2509 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 17 REMARK 3 SOLVENT ATOMS : 83 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.060 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 1XZN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-NOV-04. REMARK 100 THE DEPOSITION ID IS D_1000030930. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL 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 : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16124 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.270 REMARK 200 RESOLUTION RANGE LOW (A) : 37.810 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.1 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : 0.09400 REMARK 200 R SYM (I) : 0.31200 REMARK 200 FOR THE DATA SET : 20.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL 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: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1NON REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM NA CACODYLATE, 100MM AMM REMARK 280 SULFATE, 2MM MG SULFATE, 10% PEK 4000, PH 7.4, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 31.10000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 53.23000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 53.23000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 15.55000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 53.23000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 53.23000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 46.65000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 53.23000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 53.23000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 15.55000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 53.23000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 53.23000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 46.65000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 31.10000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). THE AUTHORS ARE NOT SURE REMARK 300 ABOUT WHAT THE BIOLOGICAL MOLECULE FOR THE PROTEIN IS. 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 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 ASP A 73 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 A 81 REMARK 465 HIS A 82 REMARK 465 GLU A 83 REMARK 465 PRO A 84 REMARK 465 LEU A 85 REMARK 465 VAL A 86 REMARK 465 LYS A 87 REMARK 465 GLY A 88 REMARK 465 THR A 89 REMARK 465 ASN A 90 REMARK 465 ARG B 72 REMARK 465 ASP B 73 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 465 ASP B 80 REMARK 465 ASP B 81 REMARK 465 HIS B 82 REMARK 465 GLU B 83 REMARK 465 PRO B 84 REMARK 465 LEU B 85 REMARK 465 VAL B 86 REMARK 465 LYS B 87 REMARK 465 GLY B 88 REMARK 465 THR B 89 REMARK 465 ASN B 90 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 PRO A 62 C - N - CD ANGL. DEV. = -15.1 DEGREES REMARK 500 PRO A 92 CA - C - N ANGL. DEV. = -15.5 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 -179.50 62.27 REMARK 500 PRO A 92 -126.78 -53.28 REMARK 500 PHE A 93 -166.65 26.72 REMARK 500 PRO A 94 157.16 -48.56 REMARK 500 VAL A 95 -53.82 -162.44 REMARK 500 PHE A 108 -104.85 -126.17 REMARK 500 PRO A 143 47.25 -71.30 REMARK 500 GLU A 178 58.79 -105.61 REMARK 500 GLN B 2 85.21 -67.77 REMARK 500 ALA B 4 146.74 176.86 REMARK 500 LYS B 39 -173.11 74.69 REMARK 500 THR B 40 -77.33 -52.93 REMARK 500 GLU B 65 -67.64 -105.23 REMARK 500 LEU B 66 117.73 66.87 REMARK 500 ILE B 68 -100.55 -130.87 REMARK 500 THR B 69 72.32 56.35 REMARK 500 LEU B 70 71.70 45.77 REMARK 500 PRO B 92 -174.57 -56.33 REMARK 500 VAL B 95 -53.99 -136.43 REMARK 500 PHE B 108 -102.65 -128.21 REMARK 500 REMARK 500 REMARK: NULL 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 200 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 104 OD2 REMARK 620 2 ASP A 105 OD1 96.2 REMARK 620 3 HOH A 305 O 81.1 107.6 REMARK 620 4 HOH A 306 O 74.3 163.3 84.9 REMARK 620 5 HOH A 318 O 103.5 77.0 173.3 91.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 201 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 104 OD2 REMARK 620 2 ASP B 105 OD1 76.7 REMARK 620 3 HOH B 328 O 93.8 155.5 REMARK 620 4 HOH B 333 O 133.5 79.0 92.4 REMARK 620 N 1 2 3 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 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1A3C RELATED DB: PDB REMARK 900 RELATED ID: 1NON RELATED DB: PDB REMARK 900 RELATED ID: 1XZ8 RELATED DB: PDB DBREF 1XZN A 1 179 UNP P41007 PYRR_BACCL 1 179 DBREF 1XZN 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 MG A 200 1 HET SO4 A 301 5 HET SO4 A 303 5 HET MG B 201 1 HET SO4 B 302 5 HETNAM MG MAGNESIUM ION HETNAM SO4 SULFATE ION FORMUL 3 MG 2(MG 2+) FORMUL 4 SO4 3(O4 S 2-) FORMUL 8 HOH *83(H2 O) HELIX 1 1 ASP A 8 ASN A 27 1 20 HELIX 2 2 LYS A 39 GLY A 58 1 20 HELIX 3 3 GLY A 110 LEU A 123 1 14 HELIX 4 4 LEU A 165 GLY A 170 1 6 HELIX 5 5 ASP B 8 ASN B 27 1 20 HELIX 6 6 ILE B 38 GLY B 58 1 21 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 HIS A 177 -1 O VAL A 174 N MET A 7 SHEET 3 A 3 LEU A 160 GLU A 164 -1 N LEU A 160 O HIS A 177 SHEET 1 B 5 VAL A 63 LEU A 66 0 SHEET 2 B 5 CYS A 33 ILE A 38 1 N LEU A 35 O GLY A 64 SHEET 3 B 5 ASN A 99 LEU A 107 1 O ILE A 101 N VAL A 34 SHEET 4 B 5 ARG A 128 ASP A 136 1 O VAL A 135 N LEU A 107 SHEET 5 B 5 PHE A 148 ASN A 152 1 O GLY A 150 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 ILE B 176 N ALA B 4 SHEET 3 C 3 LEU B 160 GLU B 164 -1 N GLU B 164 O GLN B 173 SHEET 1 D 5 VAL B 63 GLY B 64 0 SHEET 2 D 5 CYS B 33 GLY B 37 1 N LEU B 35 O GLY B 64 SHEET 3 D 5 ASN B 99 LEU B 107 1 O ILE B 101 N VAL B 34 SHEET 4 D 5 ARG B 128 ASP B 136 1 O VAL B 135 N LEU B 107 SHEET 5 D 5 PHE B 148 ASN B 152 1 O PHE B 148 N VAL B 133 LINK OD2 ASP A 104 MG MG A 200 1555 1555 2.21 LINK OD1 ASP A 105 MG MG A 200 1555 1555 2.08 LINK MG MG A 200 O HOH A 305 1555 1555 2.31 LINK MG MG A 200 O HOH A 306 1555 1555 2.41 LINK MG MG A 200 O HOH A 318 1555 1555 2.09 LINK OD2 ASP B 104 MG MG B 201 1555 1555 2.36 LINK OD1 ASP B 105 MG MG B 201 1555 1555 2.35 LINK MG MG B 201 O HOH B 328 1555 1555 2.26 LINK MG MG B 201 O HOH B 333 1555 1555 2.85 SITE 1 AC1 5 ASP A 104 ASP A 105 HOH A 305 HOH A 306 SITE 2 AC1 5 HOH A 318 SITE 1 AC2 5 LYS B 39 ASP B 104 ASP B 105 HOH B 328 SITE 2 AC2 5 HOH B 333 SITE 1 AC3 6 PHE A 108 THR A 109 GLY A 110 ARG A 111 SITE 2 AC3 6 THR A 112 HOH A 304 SITE 1 AC4 8 PHE B 108 THR B 109 GLY B 110 ARG B 111 SITE 2 AC4 8 THR B 112 HOH B 303 HOH B 315 HOH B 329 SITE 1 AC5 4 LYS A 39 THR A 40 ARG A 41 HOH A 305 CRYST1 106.460 106.460 62.200 90.00 90.00 90.00 P 41 21 2 16 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 0.009393 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009393 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016077 0.00000