HEADER TRANSCRIPTION 22-AUG-02 1MI7 TITLE CRYSTAL STRUCTURE OF DOMAIN SWAPPED TRP APOREPRESSOR IN 30%(V/V) TITLE 2 ISOPROPANOL COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRP OPERON REPRESSOR; COMPND 3 CHAIN: R; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: APOREPRESSOR SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: TRPR; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET13A KEYWDS DOMAIN SWAPPING, DNA BINDING PROTEIN, ALCOHOL INDUCED CONFORMATIONAL KEYWDS 2 REARRANGEMENT, TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR C.L.LAWSON,B.BENOFF,T.BERGER,H.M.BERMAN,J.CAREY REVDAT 6 14-FEB-24 1MI7 1 REMARK REVDAT 5 13-JUL-11 1MI7 1 VERSN REVDAT 4 09-JUN-09 1MI7 1 REVDAT REVDAT 3 24-FEB-09 1MI7 1 VERSN REVDAT 2 15-JUN-04 1MI7 1 JRNL REVDAT 1 02-SEP-03 1MI7 0 JRNL AUTH C.L.LAWSON,B.BENOFF,T.BERGER,H.M.BERMAN,J.CAREY JRNL TITL E. COLI TRP REPRESSOR FORMS A DOMAIN-SWAPPED ARRAY IN JRNL TITL 2 AQUEOUS ALCOHOL. JRNL REF STRUCTURE V. 12 1099 2004 JRNL REFN ISSN 0969-2126 JRNL PMID 15274929 JRNL DOI 10.1016/J.STR.2004.03.019 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.0 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 74.54 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.4 REMARK 3 NUMBER OF REFLECTIONS : 7722 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, 5.5% REMARK 3 R VALUE (WORKING + TEST SET) : 0.255 REMARK 3 R VALUE (WORKING SET) : 0.253 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.600 REMARK 3 FREE R VALUE TEST SET COUNT : 455 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) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.59 REMARK 3 REFLECTION IN BIN (WORKING SET) : 464 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 61.00 REMARK 3 BIN R VALUE (WORKING SET) : 0.2970 REMARK 3 BIN FREE R VALUE SET COUNT : 29 REMARK 3 BIN FREE R VALUE : 0.3380 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 830 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 47 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : 61.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.22 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.93000 REMARK 3 B22 (A**2) : -0.93000 REMARK 3 B33 (A**2) : 1.40000 REMARK 3 B12 (A**2) : -0.47000 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): 0.305 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.255 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.212 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.109 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.913 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.882 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 845 ; 0.018 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1141 ; 1.577 ; 1.980 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 102 ; 4.662 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 130 ; 0.094 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 632 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 346 ; 0.240 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 38 ; 0.158 ; 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): 51 ; 0.244 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 9 ; 0.208 ; 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): 516 ; 1.834 ; 4.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 823 ; 3.012 ; 5.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 329 ; 3.427 ; 5.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 318 ; 5.178 ; 5.000 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 : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 2 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : R 3 R 105 REMARK 3 RESIDUE RANGE : R 200 R 200 REMARK 3 ORIGIN FOR THE GROUP (A): -15.8730 43.4470 17.5370 REMARK 3 T TENSOR REMARK 3 T11: 0.4072 T22: 0.5041 REMARK 3 T33: 0.0830 T12: 0.0690 REMARK 3 T13: -0.1194 T23: -0.1386 REMARK 3 L TENSOR REMARK 3 L11: 6.8461 L22: 1.0296 REMARK 3 L33: 1.3732 L12: 2.2165 REMARK 3 L13: 3.5787 L23: 0.5586 REMARK 3 S TENSOR REMARK 3 S11: 0.2773 S12: 0.1292 S13: -0.7327 REMARK 3 S21: -0.0937 S22: -0.0971 S23: -0.2004 REMARK 3 S31: 0.0640 S32: -0.0783 S33: -0.1801 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH 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: NULL REMARK 4 REMARK 4 1MI7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-AUG-02. REMARK 100 THE DEPOSITION ID IS D_1000016930. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-APR-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : CUSTOM-MADE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8304 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 200 DATA REDUNDANCY : 8.100 REMARK 200 R MERGE (I) : 0.05200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 24.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.60 REMARK 200 COMPLETENESS FOR SHELL (%) : 61.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.16900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.600 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 2WRP BIOLOGICAL DIMER REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 74.84 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.89 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM NA HEPES, 100 MM SODIUM REMARK 280 CHLORIDE, 30%(V/V) ISOPROPANOL, PH 7.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 37.98933 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 75.97867 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 56.98400 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 94.97333 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 18.99467 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 37.98933 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 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 75.97867 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 94.97333 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 56.98400 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 18.99467 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC REMARK 300 UNIT WHICH CONSISTS OF 1 CHAIN(S). THE BIOLOGICAL UNIT REMARK 300 REPRESENTS A PORTION OF THE DOMAIN-SWAPPED THREE DIMENSIONAL REMARK 300 ARRAY 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: 3080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16120 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -17.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: R 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 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 56.98400 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 ALA R 2 REMARK 465 LYS R 106 REMARK 465 SER R 107 REMARK 465 ASP R 108 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 OG SER R 5 OG SER R 8 2.18 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 GLN R 31 48.05 -72.99 REMARK 500 ASN R 32 -10.44 -163.42 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 HOH ATOM COORDINATES DEFINE SOLVENT MOLECULES REMARK 600 THAT MAY BE EITHER WATER OR ISOPROPANOL. OF 47 REMARK 600 SOLVENT POSITIONS LABELLED AS WATER (HOH), MORE REMARK 600 THAN HALF ARE SUSPECTED TO BE AT LEAST PARTIALLY REMARK 600 OCCUPIED BY ISOPROPANOL, BASED EITHER ON LOW B-FACTOR REMARK 600 OR RELATIVELY LONG CONTACT DISTANCES TO PROTEIN ATOMS. REMARK 600 ONLY IN ONE CASE COULD SOLVENT BE UNAMBIGUOUSLY REMARK 600 ASSIGNED AS ISOPROPANOL BASED ON ELECTRON DENSITY REMARK 600 SHAPE (IOH 200). REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA R 200 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1WRP RELATED DB: PDB REMARK 900 TRP HOLOREPRESSOR DIMER, TRIGONAL CRYSTAL LATTICE REMARK 900 RELATED ID: 2WRP RELATED DB: PDB REMARK 900 TRP HOLOREPRESSOR DIMER, ORTHORHOMBIC CRYSTAL LATTICE REMARK 900 RELATED ID: 3WRP RELATED DB: PDB REMARK 900 TRP APOREPRESSOR DIMER REMARK 900 RELATED ID: 1TRO RELATED DB: PDB REMARK 900 TRP HOLOREPRESSOR/OPERATOR COMPLEX REMARK 900 RELATED ID: 1TRR RELATED DB: PDB REMARK 900 TANDEM TRP HOLOREPRESSOR/OPERATOR COMPLEX DBREF 1MI7 R 2 108 UNP P0A881 TRPR_ECOLI 1 107 SEQRES 1 R 107 ALA GLN GLN SER PRO TYR SER ALA ALA MET ALA GLU GLN SEQRES 2 R 107 ARG HIS GLN GLU TRP LEU ARG PHE VAL ASP LEU LEU LYS SEQRES 3 R 107 ASN ALA TYR GLN ASN ASP LEU HIS LEU PRO LEU LEU ASN SEQRES 4 R 107 LEU MET LEU THR PRO ASP GLU ARG GLU ALA LEU GLY THR SEQRES 5 R 107 ARG VAL ARG ILE VAL GLU GLU LEU LEU ARG GLY GLU MET SEQRES 6 R 107 SER GLN ARG GLU LEU LYS ASN GLU LEU GLY ALA GLY ILE SEQRES 7 R 107 ALA THR ILE THR ARG GLY SER ASN SER LEU LYS ALA ALA SEQRES 8 R 107 PRO VAL GLU LEU ARG GLN TRP LEU GLU GLU VAL LEU LEU SEQRES 9 R 107 LYS SER ASP HET IPA R 200 4 HETNAM IPA ISOPROPYL ALCOHOL HETSYN IPA 2-PROPANOL FORMUL 2 IPA C3 H8 O FORMUL 3 HOH *47(H2 O) HELIX 1 1 SER R 5 GLN R 31 1 27 HELIX 2 2 LEU R 34 LEU R 43 1 10 HELIX 3 3 THR R 44 ALA R 92 1 49 HELIX 4 4 PRO R 93 LEU R 105 1 13 SITE 1 AC1 7 LEU R 41 ARG R 54 ILE R 57 THR R 81 SITE 2 AC1 7 ARG R 84 GLY R 85 HOH R 207 CRYST1 85.310 85.310 113.968 90.00 90.00 120.00 P 61 2 2 12 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 0.011722 0.006768 0.000000 0.00000 SCALE2 0.000000 0.013535 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008774 0.00000