10 20 30 40 50 60 70 80 1LBH - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TRANSCRIPTION REGULATION 17-FEB-96 1LBH
TITLE INTACT LACTOSE OPERON REPRESSOR WITH GRATUITOUS INDUCER IPTG
COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTACT LACTOSE OPERON REPRESSOR WITH GRATUITOUS COMPND 3 INDUCER IPTG; COMPND 4 CHAIN: A, B, C, D; COMPND 5 ENGINEERED: YES
SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 STRAIN: GM1; SOURCE 5 GENE: LAC I; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: LAC; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PIQ; SOURCE 10 EXPRESSION_SYSTEM_GENE: LAC I
KEYWDS TRANSCRIPTION REGULATION, DNA-BINDING, REPRESSOR
EXPDTA X-RAY DIFFRACTION
AUTHOR M.LEWIS,G.CHANG,N.C.HORTON,M.A.KERCHER,H.C.PACE,P.LU
REVDAT 2 24-FEB-09 1LBH 1 VERSN REVDAT 1 11-JUL-96 1LBH 0
JRNL AUTH M.LEWIS,G.CHANG,N.C.HORTON,M.A.KERCHER,H.C.PACE, JRNL AUTH 2 M.A.SCHUMACHER,R.G.BRENNAN,P.LU JRNL TITL CRYSTAL STRUCTURE OF THE LACTOSE OPERON REPRESSOR JRNL TITL 2 AND ITS COMPLEXES WITH DNA AND INDUCER. JRNL REF SCIENCE V. 271 1247 1996 JRNL REFN ISSN 0036-8075 JRNL PMID 8638105
REMARK 1
REMARK 2 REMARK 2 RESOLUTION. 3.20 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) : 3.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.230 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 8876 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 60 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.00 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) : 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) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.90 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 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 1LBH COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.
REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-NOV-95 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26094 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.09100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL
REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL
REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 2 21 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,Z+1/2 REMARK 290 4555 X+1/2,-Y,-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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 70.60000 REMARK 290 SMTRY2 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 74.60000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 70.60000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 74.60000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 13560 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 41700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -63.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 LYS A 2 REMARK 465 PRO A 3 REMARK 465 VAL A 4 REMARK 465 THR A 5 REMARK 465 LEU A 6 REMARK 465 TYR A 7 REMARK 465 ASP A 8 REMARK 465 VAL A 9 REMARK 465 ALA A 10 REMARK 465 GLU A 11 REMARK 465 TYR A 12 REMARK 465 ALA A 13 REMARK 465 GLY A 14 REMARK 465 VAL A 15 REMARK 465 SER A 16 REMARK 465 TYR A 17 REMARK 465 GLN A 18 REMARK 465 THR A 19 REMARK 465 VAL A 20 REMARK 465 SER A 21 REMARK 465 ARG A 22 REMARK 465 VAL A 23 REMARK 465 VAL A 24 REMARK 465 ASN A 25 REMARK 465 GLN A 26 REMARK 465 ALA A 27 REMARK 465 SER A 28 REMARK 465 HIS A 29 REMARK 465 VAL A 30 REMARK 465 SER A 31 REMARK 465 ALA A 32 REMARK 465 LYS A 33 REMARK 465 THR A 34 REMARK 465 ARG A 35 REMARK 465 GLU A 36 REMARK 465 LYS A 37 REMARK 465 VAL A 38 REMARK 465 GLU A 39 REMARK 465 ALA A 40 REMARK 465 ALA A 41 REMARK 465 MET A 42 REMARK 465 ALA A 43 REMARK 465 GLU A 44 REMARK 465 LEU A 45 REMARK 465 ASN A 46 REMARK 465 TYR A 47 REMARK 465 ILE A 48 REMARK 465 PRO A 49 REMARK 465 ASN A 50 REMARK 465 ARG A 51 REMARK 465 VAL A 52 REMARK 465 ALA A 53 REMARK 465 GLN A 54 REMARK 465 GLN A 55 REMARK 465 LEU A 56 REMARK 465 ALA A 57 REMARK 465 GLY A 58 REMARK 465 LYS A 59 REMARK 465 GLN A 60 REMARK 465 SER A 61 REMARK 465 SER A 358 REMARK 465 GLY A 359 REMARK 465 GLN A 360 REMARK 465 MET B 1 REMARK 465 LYS B 2 REMARK 465 PRO B 3 REMARK 465 VAL B 4 REMARK 465 THR B 5 REMARK 465 LEU B 6 REMARK 465 TYR B 7 REMARK 465 ASP B 8 REMARK 465 VAL B 9 REMARK 465 ALA B 10 REMARK 465 GLU B 11 REMARK 465 TYR B 12 REMARK 465 ALA B 13 REMARK 465 GLY B 14 REMARK 465 VAL B 15 REMARK 465 SER B 16 REMARK 465 TYR B 17 REMARK 465 GLN B 18 REMARK 465 THR B 19 REMARK 465 VAL B 20 REMARK 465 SER B 21 REMARK 465 ARG B 22 REMARK 465 VAL B 23 REMARK 465 VAL B 24 REMARK 465 ASN B 25 REMARK 465 GLN B 26 REMARK 465 ALA B 27 REMARK 465 SER B 28 REMARK 465 HIS B 29 REMARK 465 VAL B 30 REMARK 465 SER B 31 REMARK 465 ALA B 32 REMARK 465 LYS B 33 REMARK 465 THR B 34 REMARK 465 ARG B 35 REMARK 465 GLU B 36 REMARK 465 LYS B 37 REMARK 465 VAL B 38 REMARK 465 GLU B 39 REMARK 465 ALA B 40 REMARK 465 ALA B 41 REMARK 465 MET B 42 REMARK 465 ALA B 43 REMARK 465 GLU B 44 REMARK 465 LEU B 45 REMARK 465 ASN B 46 REMARK 465 TYR B 47 REMARK 465 ILE B 48 REMARK 465 PRO B 49 REMARK 465 ASN B 50 REMARK 465 ARG B 51 REMARK 465 VAL B 52 REMARK 465 ALA B 53 REMARK 465 GLN B 54 REMARK 465 GLN B 55 REMARK 465 LEU B 56 REMARK 465 ALA B 57 REMARK 465 GLY B 58 REMARK 465 LYS B 59 REMARK 465 GLN B 60 REMARK 465 SER B 61 REMARK 465 SER B 358 REMARK 465 GLY B 359 REMARK 465 GLN B 360 REMARK 465 MET C 1 REMARK 465 LYS C 2 REMARK 465 PRO C 3 REMARK 465 VAL C 4 REMARK 465 THR C 5 REMARK 465 LEU C 6 REMARK 465 TYR C 7 REMARK 465 ASP C 8 REMARK 465 VAL C 9 REMARK 465 ALA C 10 REMARK 465 GLU C 11 REMARK 465 TYR C 12 REMARK 465 ALA C 13 REMARK 465 GLY C 14 REMARK 465 VAL C 15 REMARK 465 SER C 16 REMARK 465 TYR C 17 REMARK 465 GLN C 18 REMARK 465 THR C 19 REMARK 465 VAL C 20 REMARK 465 SER C 21 REMARK 465 ARG C 22 REMARK 465 VAL C 23 REMARK 465 VAL C 24 REMARK 465 ASN C 25 REMARK 465 GLN C 26 REMARK 465 ALA C 27 REMARK 465 SER C 28 REMARK 465 HIS C 29 REMARK 465 VAL C 30 REMARK 465 SER C 31 REMARK 465 ALA C 32 REMARK 465 LYS C 33 REMARK 465 THR C 34 REMARK 465 ARG C 35 REMARK 465 GLU C 36 REMARK 465 LYS C 37 REMARK 465 VAL C 38 REMARK 465 GLU C 39 REMARK 465 ALA C 40 REMARK 465 ALA C 41 REMARK 465 MET C 42 REMARK 465 ALA C 43 REMARK 465 GLU C 44 REMARK 465 LEU C 45 REMARK 465 ASN C 46 REMARK 465 TYR C 47 REMARK 465 ILE C 48 REMARK 465 PRO C 49 REMARK 465 ASN C 50 REMARK 465 ARG C 51 REMARK 465 VAL C 52 REMARK 465 ALA C 53 REMARK 465 GLN C 54 REMARK 465 GLN C 55 REMARK 465 LEU C 56 REMARK 465 ALA C 57 REMARK 465 GLY C 58 REMARK 465 LYS C 59 REMARK 465 GLN C 60 REMARK 465 SER C 61 REMARK 465 SER C 358 REMARK 465 GLY C 359 REMARK 465 GLN C 360 REMARK 465 MET D 1 REMARK 465 LYS D 2 REMARK 465 PRO D 3 REMARK 465 VAL D 4 REMARK 465 THR D 5 REMARK 465 LEU D 6 REMARK 465 TYR D 7 REMARK 465 ASP D 8 REMARK 465 VAL D 9 REMARK 465 ALA D 10 REMARK 465 GLU D 11 REMARK 465 TYR D 12 REMARK 465 ALA D 13 REMARK 465 GLY D 14 REMARK 465 VAL D 15 REMARK 465 SER D 16 REMARK 465 TYR D 17 REMARK 465 GLN D 18 REMARK 465 THR D 19 REMARK 465 VAL D 20 REMARK 465 SER D 21 REMARK 465 ARG D 22 REMARK 465 VAL D 23 REMARK 465 VAL D 24 REMARK 465 ASN D 25 REMARK 465 GLN D 26 REMARK 465 ALA D 27 REMARK 465 SER D 28 REMARK 465 HIS D 29 REMARK 465 VAL D 30 REMARK 465 SER D 31 REMARK 465 ALA D 32 REMARK 465 LYS D 33 REMARK 465 THR D 34 REMARK 465 ARG D 35 REMARK 465 GLU D 36 REMARK 465 LYS D 37 REMARK 465 VAL D 38 REMARK 465 GLU D 39 REMARK 465 ALA D 40 REMARK 465 ALA D 41 REMARK 465 MET D 42 REMARK 465 ALA D 43 REMARK 465 GLU D 44 REMARK 465 LEU D 45 REMARK 465 ASN D 46 REMARK 465 TYR D 47 REMARK 465 ILE D 48 REMARK 465 PRO D 49 REMARK 465 ASN D 50 REMARK 465 ARG D 51 REMARK 465 VAL D 52 REMARK 465 ALA D 53 REMARK 465 GLN D 54 REMARK 465 GLN D 55 REMARK 465 LEU D 56 REMARK 465 ALA D 57 REMARK 465 GLY D 58 REMARK 465 LYS D 59 REMARK 465 GLN D 60 REMARK 465 SER D 61 REMARK 465 SER D 358 REMARK 465 GLY D 359 REMARK 465 GLN D 360
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 SD MET B 230 SD MET D 230 1.99 REMARK 500 REMARK 500 REMARK: NULL 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 O THR A 334 O THR A 334 2555 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR C 126 0.09 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL
REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPT A 400 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPT B 400 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPT C 400 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPT D 400
DBREF 1LBH A 1 360 UNP P03023 LACI_ECOLI 1 360 DBREF 1LBH B 1 360 UNP P03023 LACI_ECOLI 1 360 DBREF 1LBH C 1 360 UNP P03023 LACI_ECOLI 1 360 DBREF 1LBH D 1 360 UNP P03023 LACI_ECOLI 1 360
SEQADV 1LBH THR A 109 UNP P03023 ALA 109 CONFLICT SEQADV 1LBH LEU A 286 UNP P03023 SER 286 CONFLICT SEQADV 1LBH THR B 109 UNP P03023 ALA 109 CONFLICT SEQADV 1LBH LEU B 286 UNP P03023 SER 286 CONFLICT SEQADV 1LBH THR C 109 UNP P03023 ALA 109 CONFLICT SEQADV 1LBH LEU C 286 UNP P03023 SER 286 CONFLICT SEQADV 1LBH THR D 109 UNP P03023 ALA 109 CONFLICT SEQADV 1LBH LEU D 286 UNP P03023 SER 286 CONFLICT
SEQRES 1 A 360 MET LYS PRO VAL THR LEU TYR ASP VAL ALA GLU TYR ALA SEQRES 2 A 360 GLY VAL SER TYR GLN THR VAL SER ARG VAL VAL ASN GLN SEQRES 3 A 360 ALA SER HIS VAL SER ALA LYS THR ARG GLU LYS VAL GLU SEQRES 4 A 360 ALA ALA MET ALA GLU LEU ASN TYR ILE PRO ASN ARG VAL SEQRES 5 A 360 ALA GLN GLN LEU ALA GLY LYS GLN SER LEU LEU ILE GLY SEQRES 6 A 360 VAL ALA THR SER SER LEU ALA LEU HIS ALA PRO SER GLN SEQRES 7 A 360 ILE VAL ALA ALA ILE LYS SER ARG ALA ASP GLN LEU GLY SEQRES 8 A 360 ALA SER VAL VAL VAL SER MET VAL GLU ARG SER GLY VAL SEQRES 9 A 360 GLU ALA CYS LYS THR ALA VAL HIS ASN LEU LEU ALA GLN SEQRES 10 A 360 ARG VAL SER GLY LEU ILE ILE ASN TYR PRO LEU ASP ASP SEQRES 11 A 360 GLN ASP ALA ILE ALA VAL GLU ALA ALA CYS THR ASN VAL SEQRES 12 A 360 PRO ALA LEU PHE LEU ASP VAL SER ASP GLN THR PRO ILE SEQRES 13 A 360 ASN SER ILE ILE PHE SER HIS GLU ASP GLY THR ARG LEU SEQRES 14 A 360 GLY VAL GLU HIS LEU VAL ALA LEU GLY HIS GLN GLN ILE SEQRES 15 A 360 ALA LEU LEU ALA GLY PRO LEU SER SER VAL SER ALA ARG SEQRES 16 A 360 LEU ARG LEU ALA GLY TRP HIS LYS TYR LEU THR ARG ASN SEQRES 17 A 360 GLN ILE GLN PRO ILE ALA GLU ARG GLU GLY ASP TRP SER SEQRES 18 A 360 ALA MET SER GLY PHE GLN GLN THR MET GLN MET LEU ASN SEQRES 19 A 360 GLU GLY ILE VAL PRO THR ALA MET LEU VAL ALA ASN ASP SEQRES 20 A 360 GLN MET ALA LEU GLY ALA MET ARG ALA ILE THR GLU SER SEQRES 21 A 360 GLY LEU ARG VAL GLY ALA ASP ILE SER VAL VAL GLY TYR SEQRES 22 A 360 ASP ASP THR GLU ASP SER SER CYS TYR ILE PRO PRO LEU SEQRES 23 A 360 THR THR ILE LYS GLN ASP PHE ARG LEU LEU GLY GLN THR SEQRES 24 A 360 SER VAL ASP ARG LEU LEU GLN LEU SER GLN GLY GLN ALA SEQRES 25 A 360 VAL LYS GLY ASN GLN LEU LEU PRO VAL SER LEU VAL LYS SEQRES 26 A 360 ARG LYS THR THR LEU ALA PRO ASN THR GLN THR ALA SER SEQRES 27 A 360 PRO ARG ALA LEU ALA ASP SER LEU MET GLN LEU ALA ARG SEQRES 28 A 360 GLN VAL SER ARG LEU GLU SER GLY GLN SEQRES 1 B 360 MET LYS PRO VAL THR LEU TYR ASP VAL ALA GLU TYR ALA SEQRES 2 B 360 GLY VAL SER TYR GLN THR VAL SER ARG VAL VAL ASN GLN SEQRES 3 B 360 ALA SER HIS VAL SER ALA LYS THR ARG GLU LYS VAL GLU SEQRES 4 B 360 ALA ALA MET ALA GLU LEU ASN TYR ILE PRO ASN ARG VAL SEQRES 5 B 360 ALA GLN GLN LEU ALA GLY LYS GLN SER LEU LEU ILE GLY SEQRES 6 B 360 VAL ALA THR SER SER LEU ALA LEU HIS ALA PRO SER GLN SEQRES 7 B 360 ILE VAL ALA ALA ILE LYS SER ARG ALA ASP GLN LEU GLY SEQRES 8 B 360 ALA SER VAL VAL VAL SER MET VAL GLU ARG SER GLY VAL SEQRES 9 B 360 GLU ALA CYS LYS THR ALA VAL HIS ASN LEU LEU ALA GLN SEQRES 10 B 360 ARG VAL SER GLY LEU ILE ILE ASN TYR PRO LEU ASP ASP SEQRES 11 B 360 GLN ASP ALA ILE ALA VAL GLU ALA ALA CYS THR ASN VAL SEQRES 12 B 360 PRO ALA LEU PHE LEU ASP VAL SER ASP GLN THR PRO ILE SEQRES 13 B 360 ASN SER ILE ILE PHE SER HIS GLU ASP GLY THR ARG LEU SEQRES 14 B 360 GLY VAL GLU HIS LEU VAL ALA LEU GLY HIS GLN GLN ILE SEQRES 15 B 360 ALA LEU LEU ALA GLY PRO LEU SER SER VAL SER ALA ARG SEQRES 16 B 360 LEU ARG LEU ALA GLY TRP HIS LYS TYR LEU THR ARG ASN SEQRES 17 B 360 GLN ILE GLN PRO ILE ALA GLU ARG GLU GLY ASP TRP SER SEQRES 18 B 360 ALA MET SER GLY PHE GLN GLN THR MET GLN MET LEU ASN SEQRES 19 B 360 GLU GLY ILE VAL PRO THR ALA MET LEU VAL ALA ASN ASP SEQRES 20 B 360 GLN MET ALA LEU GLY ALA MET ARG ALA ILE THR GLU SER SEQRES 21 B 360 GLY LEU ARG VAL GLY ALA ASP ILE SER VAL VAL GLY TYR SEQRES 22 B 360 ASP ASP THR GLU ASP SER SER CYS TYR ILE PRO PRO LEU SEQRES 23 B 360 THR THR ILE LYS GLN ASP PHE ARG LEU LEU GLY GLN THR SEQRES 24 B 360 SER VAL ASP ARG LEU LEU GLN LEU SER GLN GLY GLN ALA SEQRES 25 B 360 VAL LYS GLY ASN GLN LEU LEU PRO VAL SER LEU VAL LYS SEQRES 26 B 360 ARG LYS THR THR LEU ALA PRO ASN THR GLN THR ALA SER SEQRES 27 B 360 PRO ARG ALA LEU ALA ASP SER LEU MET GLN LEU ALA ARG SEQRES 28 B 360 GLN VAL SER ARG LEU GLU SER GLY GLN SEQRES 1 C 360 MET LYS PRO VAL THR LEU TYR ASP VAL ALA GLU TYR ALA SEQRES 2 C 360 GLY VAL SER TYR GLN THR VAL SER ARG VAL VAL ASN GLN SEQRES 3 C 360 ALA SER HIS VAL SER ALA LYS THR ARG GLU LYS VAL GLU SEQRES 4 C 360 ALA ALA MET ALA GLU LEU ASN TYR ILE PRO ASN ARG VAL SEQRES 5 C 360 ALA GLN GLN LEU ALA GLY LYS GLN SER LEU LEU ILE GLY SEQRES 6 C 360 VAL ALA THR SER SER LEU ALA LEU HIS ALA PRO SER GLN SEQRES 7 C 360 ILE VAL ALA ALA ILE LYS SER ARG ALA ASP GLN LEU GLY SEQRES 8 C 360 ALA SER VAL VAL VAL SER MET VAL GLU ARG SER GLY VAL SEQRES 9 C 360 GLU ALA CYS LYS THR ALA VAL HIS ASN LEU LEU ALA GLN SEQRES 10 C 360 ARG VAL SER GLY LEU ILE ILE ASN TYR PRO LEU ASP ASP SEQRES 11 C 360 GLN ASP ALA ILE ALA VAL GLU ALA ALA CYS THR ASN VAL SEQRES 12 C 360 PRO ALA LEU PHE LEU ASP VAL SER ASP GLN THR PRO ILE SEQRES 13 C 360 ASN SER ILE ILE PHE SER HIS GLU ASP GLY THR ARG LEU SEQRES 14 C 360 GLY VAL GLU HIS LEU VAL ALA LEU GLY HIS GLN GLN ILE SEQRES 15 C 360 ALA LEU LEU ALA GLY PRO LEU SER SER VAL SER ALA ARG SEQRES 16 C 360 LEU ARG LEU ALA GLY TRP HIS LYS TYR LEU THR ARG ASN SEQRES 17 C 360 GLN ILE GLN PRO ILE ALA GLU ARG GLU GLY ASP TRP SER SEQRES 18 C 360 ALA MET SER GLY PHE GLN GLN THR MET GLN MET LEU ASN SEQRES 19 C 360 GLU GLY ILE VAL PRO THR ALA MET LEU VAL ALA ASN ASP SEQRES 20 C 360 GLN MET ALA LEU GLY ALA MET ARG ALA ILE THR GLU SER SEQRES 21 C 360 GLY LEU ARG VAL GLY ALA ASP ILE SER VAL VAL GLY TYR SEQRES 22 C 360 ASP ASP THR GLU ASP SER SER CYS TYR ILE PRO PRO LEU SEQRES 23 C 360 THR THR ILE LYS GLN ASP PHE ARG LEU LEU GLY GLN THR SEQRES 24 C 360 SER VAL ASP ARG LEU LEU GLN LEU SER GLN GLY GLN ALA SEQRES 25 C 360 VAL LYS GLY ASN GLN LEU LEU PRO VAL SER LEU VAL LYS SEQRES 26 C 360 ARG LYS THR THR LEU ALA PRO ASN THR GLN THR ALA SER SEQRES 27 C 360 PRO ARG ALA LEU ALA ASP SER LEU MET GLN LEU ALA ARG SEQRES 28 C 360 GLN VAL SER ARG LEU GLU SER GLY GLN SEQRES 1 D 360 MET LYS PRO VAL THR LEU TYR ASP VAL ALA GLU TYR ALA SEQRES 2 D 360 GLY VAL SER TYR GLN THR VAL SER ARG VAL VAL ASN GLN SEQRES 3 D 360 ALA SER HIS VAL SER ALA LYS THR ARG GLU LYS VAL GLU SEQRES 4 D 360 ALA ALA MET ALA GLU LEU ASN TYR ILE PRO ASN ARG VAL SEQRES 5 D 360 ALA GLN GLN LEU ALA GLY LYS GLN SER LEU LEU ILE GLY SEQRES 6 D 360 VAL ALA THR SER SER LEU ALA LEU HIS ALA PRO SER GLN SEQRES 7 D 360 ILE VAL ALA ALA ILE LYS SER ARG ALA ASP GLN LEU GLY SEQRES 8 D 360 ALA SER VAL VAL VAL SER MET VAL GLU ARG SER GLY VAL SEQRES 9 D 360 GLU ALA CYS LYS THR ALA VAL HIS ASN LEU LEU ALA GLN SEQRES 10 D 360 ARG VAL SER GLY LEU ILE ILE ASN TYR PRO LEU ASP ASP SEQRES 11 D 360 GLN ASP ALA ILE ALA VAL GLU ALA ALA CYS THR ASN VAL SEQRES 12 D 360 PRO ALA LEU PHE LEU ASP VAL SER ASP GLN THR PRO ILE SEQRES 13 D 360 ASN SER ILE ILE PHE SER HIS GLU ASP GLY THR ARG LEU SEQRES 14 D 360 GLY VAL GLU HIS LEU VAL ALA LEU GLY HIS GLN GLN ILE SEQRES 15 D 360 ALA LEU LEU ALA GLY PRO LEU SER SER VAL SER ALA ARG SEQRES 16 D 360 LEU ARG LEU ALA GLY TRP HIS LYS TYR LEU THR ARG ASN SEQRES 17 D 360 GLN ILE GLN PRO ILE ALA GLU ARG GLU GLY ASP TRP SER SEQRES 18 D 360 ALA MET SER GLY PHE GLN GLN THR MET GLN MET LEU ASN SEQRES 19 D 360 GLU GLY ILE VAL PRO THR ALA MET LEU VAL ALA ASN ASP SEQRES 20 D 360 GLN MET ALA LEU GLY ALA MET ARG ALA ILE THR GLU SER SEQRES 21 D 360 GLY LEU ARG VAL GLY ALA ASP ILE SER VAL VAL GLY TYR SEQRES 22 D 360 ASP ASP THR GLU ASP SER SER CYS TYR ILE PRO PRO LEU SEQRES 23 D 360 THR THR ILE LYS GLN ASP PHE ARG LEU LEU GLY GLN THR SEQRES 24 D 360 SER VAL ASP ARG LEU LEU GLN LEU SER GLN GLY GLN ALA SEQRES 25 D 360 VAL LYS GLY ASN GLN LEU LEU PRO VAL SER LEU VAL LYS SEQRES 26 D 360 ARG LYS THR THR LEU ALA PRO ASN THR GLN THR ALA SER SEQRES 27 D 360 PRO ARG ALA LEU ALA ASP SER LEU MET GLN LEU ALA ARG SEQRES 28 D 360 GLN VAL SER ARG LEU GLU SER GLY GLN
HET IPT A 400 15 HET IPT B 400 15 HET IPT C 400 15 HET IPT D 400 15
HETNAM IPT ISOPROPYL-1-BETA-D-THIOGALACTOSIDE
HETSYN IPT 1-(ISOPROPYLTHIO)-BETA-GALACTOPYRANSIDE
FORMUL 5 IPT 4(C9 H18 O5 S)
HELIX 1 A5 HIS A 74 LEU A 90 1 17 HELIX 2 A6 VAL A 104 ALA A 116 1 13 HELIX 3 A7 GLN A 131 GLU A 137 1 7 HELIX 4 A8 GLU A 164 VAL A 175 1 12 HELIX 5 A9 VAL A 192 LEU A 205 1 14 HELIX 6 A10 ALA A 222 LEU A 233 1 12 HELIX 7 A11 ASP A 247 GLU A 259 1 13 HELIX 8 A12 SER A 279 CYS A 281 1 3 HELIX 9 A13 PHE A 293 GLN A 309 1 17 HELIX 10 A14 ARG A 340 GLU A 357 1 18 HELIX 11 B5 HIS B 74 LEU B 90 1 17 HELIX 12 B6 VAL B 104 ALA B 116 1 13 HELIX 13 B7 GLN B 131 GLU B 137 1 7 HELIX 14 B8 GLU B 164 VAL B 175 1 12 HELIX 15 B9 VAL B 192 LEU B 205 1 14 HELIX 16 B10 ALA B 222 LEU B 233 1 12 HELIX 17 B11 ASP B 247 GLU B 259 1 13 HELIX 18 B12 SER B 279 CYS B 281 1 3 HELIX 19 B13 PHE B 293 GLN B 309 1 17 HELIX 20 B14 ARG B 340 GLU B 357 1 18 HELIX 21 C5 HIS C 74 LEU C 90 1 17 HELIX 22 C6 VAL C 104 ALA C 116 1 13 HELIX 23 C7 GLN C 131 GLU C 137 1 7 HELIX 24 C8 GLU C 164 VAL C 175 1 12 HELIX 25 C9 VAL C 192 LEU C 205 1 14 HELIX 26 C10 ALA C 222 LEU C 233 1 12 HELIX 27 C11 ASP C 247 GLU C 259 1 13 HELIX 28 C12 SER C 279 CYS C 281 1 3 HELIX 29 C13 PHE C 293 GLN C 309 1 17 HELIX 30 C14 ARG C 340 GLU C 357 1 18 HELIX 31 D5 HIS D 74 LEU D 90 1 17 HELIX 32 D6 VAL D 104 ALA D 116 1 13 HELIX 33 D7 GLN D 131 GLU D 137 1 7 HELIX 34 D8 GLU D 164 VAL D 175 1 12 HELIX 35 D9 VAL D 192 LEU D 205 1 14 HELIX 36 D10 ALA D 222 LEU D 233 1 12 HELIX 37 D11 ASP D 247 GLU D 259 1 13 HELIX 38 D12 SER D 279 CYS D 281 1 3 HELIX 39 D13 PHE D 293 GLN D 309 1 17 HELIX 40 D14 ARG D 340 GLU D 357 1 18
SHEET 1 S1A 6 ALA A 92 MET A 98 0 SHEET 2 S1A 6 LEU A 63 THR A 68 1 SHEET 3 S1A 6 GLY A 121 ILE A 124 1 SHEET 4 S1A 6 ALA A 145 ASP A 149 1 SHEET 5 S1A 6 SER A 158 PHE A 161 1 SHEET 6 S1A 6 ASN A 316 LEU A 318 1 SHEET 1 S2A 6 ALA A 214 GLU A 217 0 SHEET 2 S2A 6 ILE A 182 LEU A 185 1 SHEET 3 S2A 6 THR A 240 VAL A 244 1 SHEET 4 S2A 6 SER A 269 ASP A 274 1 SHEET 5 S2A 6 THR A 287 LYS A 290 1 SHEET 6 S2A 6 SER A 322 VAL A 324 -1 SHEET 1 S1B 6 ALA B 92 MET B 98 0 SHEET 2 S1B 6 LEU B 63 THR B 68 1 SHEET 3 S1B 6 GLY B 121 ILE B 124 1 SHEET 4 S1B 6 ALA B 145 ASP B 149 1 SHEET 5 S1B 6 SER B 158 PHE B 161 1 SHEET 6 S1B 6 ASN B 316 LEU B 318 1 SHEET 1 S2B 6 ALA B 214 GLU B 217 0 SHEET 2 S2B 6 ILE B 182 LEU B 185 1 SHEET 3 S2B 6 THR B 240 VAL B 244 1 SHEET 4 S2B 6 SER B 269 ASP B 274 1 SHEET 5 S2B 6 THR B 287 LYS B 290 1 SHEET 6 S2B 6 SER B 322 VAL B 324 -1 SHEET 1 S1C 6 ALA C 92 MET C 98 0 SHEET 2 S1C 6 LEU C 63 THR C 68 1 SHEET 3 S1C 6 GLY C 121 ILE C 124 1 SHEET 4 S1C 6 ALA C 145 ASP C 149 1 SHEET 5 S1C 6 SER C 158 PHE C 161 1 SHEET 6 S1C 6 ASN C 316 LEU C 318 1 SHEET 1 S2C 6 ALA C 214 GLU C 217 0 SHEET 2 S2C 6 ILE C 182 LEU C 185 1 SHEET 3 S2C 6 THR C 240 VAL C 244 1 SHEET 4 S2C 6 SER C 269 ASP C 274 1 SHEET 5 S2C 6 THR C 287 LYS C 290 1 SHEET 6 S2C 6 SER C 322 VAL C 324 -1 SHEET 1 S1D 6 ALA D 92 MET D 98 0 SHEET 2 S1D 6 LEU D 63 THR D 68 1 SHEET 3 S1D 6 GLY D 121 ILE D 124 1 SHEET 4 S1D 6 ALA D 145 ASP D 149 1 SHEET 5 S1D 6 SER D 158 PHE D 161 1 SHEET 6 S1D 6 ASN D 316 LEU D 318 1 SHEET 1 S2D 6 ALA D 214 GLU D 217 0 SHEET 2 S2D 6 ILE D 182 LEU D 185 1 SHEET 3 S2D 6 THR D 240 VAL D 244 1 SHEET 4 S2D 6 SER D 269 ASP D 274 1 SHEET 5 S2D 6 THR D 287 LYS D 290 1 SHEET 6 S2D 6 SER D 322 VAL D 324 -1
SITE 1 AC1 10 SER A 69 ALA A 75 ILE A 79 ASP A 149 SITE 2 AC1 10 SER A 191 ARG A 197 TRP A 220 ASN A 246 SITE 3 AC1 10 ASP A 274 GLN A 291 SITE 1 AC2 7 SER B 69 ASP B 149 ARG B 197 TRP B 220 SITE 2 AC2 7 ASN B 246 ASP B 274 GLN B 291 SITE 1 AC3 7 SER C 69 ILE C 79 ASN C 125 ASP C 149 SITE 2 AC3 7 ARG C 197 ASN C 246 ASP C 274 SITE 1 AC4 8 SER D 69 ASP D 149 SER D 191 SER D 193 SITE 2 AC4 8 ARG D 197 ASN D 246 ASP D 274 GLN D 291
CRYST1 141.200 75.100 149.200 90.00 90.00 90.00 P 21 2 21 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 0.007082 0.000000 0.000000 0.00000
SCALE2 0.000000 0.013316 0.000000 0.00000
SCALE3 0.000000 0.000000 0.006702 0.00000