HEADER DNA BINDING PROTEIN 13-DEC-06 2O97 TITLE CRYSTAL STRUCTURE OF E. COLI HU HETERODIMER COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA-BINDING PROTEIN HU-ALPHA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: NS2, HU-2; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA-BINDING PROTEIN HU-BETA; COMPND 8 CHAIN: B; COMPND 9 SYNONYM: NS1, HU-1; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: HUPA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PRLM118; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 11 ORGANISM_TAXID: 562; SOURCE 12 GENE: HUPB, HOPD; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 16 EXPRESSION_SYSTEM_PLASMID: PRLM118 KEYWDS DNA-BINDING, HETERODIMER, DNA STRUCTURE, DNA SUPERCOILING, E. COLI, KEYWDS 2 DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR F.GUO,S.ADHYA REVDAT 6 18-OCT-17 2O97 1 REMARK REVDAT 5 13-JUL-11 2O97 1 VERSN REVDAT 4 24-FEB-09 2O97 1 VERSN REVDAT 3 27-MAR-07 2O97 1 JRNL REVDAT 2 13-MAR-07 2O97 1 REMARK REVDAT 1 06-MAR-07 2O97 0 JRNL AUTH F.GUO,S.ADHYA JRNL TITL SPIRAL STRUCTURE OF ESCHERICHIA COLI HU{ALPHA}BETA PROVIDES JRNL TITL 2 FOUNDATION FOR DNA SUPERCOILING. JRNL REF PROC.NATL.ACAD.SCI.USA V. 104 4309 2007 JRNL REFN ISSN 0027-8424 JRNL PMID 17360520 JRNL DOI 10.1073/PNAS.0611686104 REMARK 2 REMARK 2 RESOLUTION. 2.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.8 REMARK 3 NUMBER OF REFLECTIONS : 7084 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) : 0.228 REMARK 3 R VALUE (WORKING SET) : 0.226 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 361 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) : 2.45 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.52 REMARK 3 REFLECTION IN BIN (WORKING SET) : 339 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 68.67 REMARK 3 BIN R VALUE (WORKING SET) : 0.3140 REMARK 3 BIN FREE R VALUE SET COUNT : 27 REMARK 3 BIN FREE R VALUE : 0.4390 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1028 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 26 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 51.81 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.25000 REMARK 3 B22 (A**2) : -2.25000 REMARK 3 B33 (A**2) : 4.50000 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): 0.375 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.267 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.254 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 26.752 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.947 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.924 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1032 ; 0.016 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1380 ; 1.494 ; 1.976 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 136 ; 5.648 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 36 ;35.125 ;26.389 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 195 ;21.899 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 3 ;16.137 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 170 ; 0.088 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 719 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 517 ; 0.241 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 692 ; 0.304 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 59 ; 0.245 ; 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): 17 ; 0.258 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 3 ; 0.241 ; 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): 720 ; 0.675 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1090 ; 1.128 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 354 ; 1.840 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 290 ; 2.924 ; 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 : 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 : A 1 A 90 REMARK 3 RESIDUE RANGE : B 1 B 90 REMARK 3 ORIGIN FOR THE GROUP (A): 41.6916 61.3725 -1.4093 REMARK 3 T TENSOR REMARK 3 T11: -0.1073 T22: 0.1735 REMARK 3 T33: 0.1110 T12: 0.0412 REMARK 3 T13: -0.0634 T23: -0.2416 REMARK 3 L TENSOR REMARK 3 L11: 3.3790 L22: 7.6291 REMARK 3 L33: 3.6506 L12: -0.0984 REMARK 3 L13: -0.5210 L23: 1.0204 REMARK 3 S TENSOR REMARK 3 S11: -0.0613 S12: -0.5422 S13: 0.4606 REMARK 3 S21: 0.1688 S22: 0.0167 S23: 0.1923 REMARK 3 S31: -0.0528 S32: -0.0166 S33: 0.0446 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 2O97 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-DEC-06. REMARK 100 THE DEPOSITION ID IS D_1000040845. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-OCT-04 REMARK 200 TEMPERATURE (KELVIN) : 200.0 REMARK 200 PH : 8.50 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 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 : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7084 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.8 REMARK 200 DATA REDUNDANCY : 6.230 REMARK 200 R MERGE (I) : 0.03500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 28.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 64.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.36200 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: MOLREP, DM 4.2 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.79 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M TRIS-HCL, 0.01M NICKEL CHLORIDE, REMARK 280 20% PEG-MME2000, 5% GLYCEROL, PH 8.5, EVAPORATION, TEMPERATURE REMARK 280 298K, PH 8.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X,-Y,Z REMARK 290 7555 -Y+1/2,X,Z+3/4 REMARK 290 8555 Y,-X+1/2,Z+1/4 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 41.45750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 41.45750 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 30.52400 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 41.45750 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 15.26200 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 41.45750 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 45.78600 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 41.45750 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 41.45750 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 30.52400 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 41.45750 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 45.78600 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 41.45750 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 15.26200 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 300 REMARK: FOUR DIMERS FORM A TETRAGONAL UNIT OF A SPIRAL FILAMENT BY REMARK 300 SYMMETRY OPERATION. THE SPACE GROUP IS I41. 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: OCTAMERIC 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 0.000000 -1.000000 0.000000 82.91500 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 41.45750 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 15.26200 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 82.91500 REMARK 350 BIOMT2 3 0.000000 -1.000000 0.000000 165.83000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 124.37250 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 15.26200 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 3830 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -52.0 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 ARG A 55 REMARK 465 ALA A 56 REMARK 465 GLU A 57 REMARK 465 ARG A 58 REMARK 465 THR A 59 REMARK 465 GLY A 60 REMARK 465 ARG A 61 REMARK 465 ASN A 62 REMARK 465 PRO A 63 REMARK 465 GLN A 64 REMARK 465 THR A 65 REMARK 465 GLY A 66 REMARK 465 LYS A 67 REMARK 465 GLU A 68 REMARK 465 ILE A 69 REMARK 465 LYS A 70 REMARK 465 ILE A 71 REMARK 465 ALA A 72 REMARK 465 ALA A 73 REMARK 465 ALA A 74 REMARK 465 ILE B 16 REMARK 465 ALA B 56 REMARK 465 ALA B 57 REMARK 465 ARG B 58 REMARK 465 THR B 59 REMARK 465 GLY B 60 REMARK 465 ARG B 61 REMARK 465 ASN B 62 REMARK 465 PRO B 63 REMARK 465 GLN B 64 REMARK 465 THR B 65 REMARK 465 GLY B 66 REMARK 465 LYS B 67 REMARK 465 GLU B 68 REMARK 465 ILE B 69 REMARK 465 THR B 70 REMARK 465 ILE B 71 REMARK 465 ALA B 72 REMARK 465 ALA B 73 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 N MET B 1 O HOH B 103 1.99 REMARK 500 O HOH B 103 O HOH B 105 2.01 REMARK 500 O HOH A 95 O HOH B 103 2.12 REMARK 500 N MET B 1 O HOH B 105 2.17 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 PHE A 47 -66.46 -151.71 REMARK 500 ALA B 12 -71.27 -67.18 REMARK 500 ALA B 14 -14.79 -168.63 REMARK 500 VAL B 45 137.76 -35.73 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 NI B 101 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 108 O REMARK 620 2 MET A 1 N 91.5 REMARK 620 3 ASP B 40 OD1 101.1 95.3 REMARK 620 4 HOH B 109 O 100.0 161.3 68.2 REMARK 620 5 HOH B 110 O 166.9 94.6 66.8 71.4 REMARK 620 6 HIS A 54 NE2 105.3 91.0 152.7 100.0 86.2 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B 101 DBREF 2O97 A 1 90 UNP P0ACF0 DBHA_ECOLI 1 90 DBREF 2O97 B 1 90 UNP P0ACF4 DBHB_ECOLI 1 90 SEQRES 1 A 90 MET ASN LYS THR GLN LEU ILE ASP VAL ILE ALA GLU LYS SEQRES 2 A 90 ALA GLU LEU SER LYS THR GLN ALA LYS ALA ALA LEU GLU SEQRES 3 A 90 SER THR LEU ALA ALA ILE THR GLU SER LEU LYS GLU GLY SEQRES 4 A 90 ASP ALA VAL GLN LEU VAL GLY PHE GLY THR PHE LYS VAL SEQRES 5 A 90 ASN HIS ARG ALA GLU ARG THR GLY ARG ASN PRO GLN THR SEQRES 6 A 90 GLY LYS GLU ILE LYS ILE ALA ALA ALA ASN VAL PRO ALA SEQRES 7 A 90 PHE VAL SER GLY LYS ALA LEU LYS ASP ALA VAL LYS SEQRES 1 B 90 MET ASN LYS SER GLN LEU ILE ASP LYS ILE ALA ALA GLY SEQRES 2 B 90 ALA ASP ILE SER LYS ALA ALA ALA GLY ARG ALA LEU ASP SEQRES 3 B 90 ALA ILE ILE ALA SER VAL THR GLU SER LEU LYS GLU GLY SEQRES 4 B 90 ASP ASP VAL ALA LEU VAL GLY PHE GLY THR PHE ALA VAL SEQRES 5 B 90 LYS GLU ARG ALA ALA ARG THR GLY ARG ASN PRO GLN THR SEQRES 6 B 90 GLY LYS GLU ILE THR ILE ALA ALA ALA LYS VAL PRO SER SEQRES 7 B 90 PHE ARG ALA GLY LYS ALA LEU LYS ASP ALA VAL ASN HET NI B 101 1 HET CL B 102 1 HETNAM NI NICKEL (II) ION HETNAM CL CHLORIDE ION FORMUL 3 NI NI 2+ FORMUL 4 CL CL 1- FORMUL 5 HOH *26(H2 O) HELIX 1 1 ASN A 2 ALA A 14 1 13 HELIX 2 2 SER A 17 GLU A 38 1 22 HELIX 3 3 GLY A 82 LYS A 90 1 9 HELIX 4 4 ASN B 2 GLY B 13 1 12 HELIX 5 5 SER B 17 GLU B 38 1 22 HELIX 6 6 GLY B 82 VAL B 89 1 8 SHEET 1 A 3 VAL A 42 LEU A 44 0 SHEET 2 A 3 GLY A 48 ASN A 53 -1 O PHE A 50 N VAL A 42 SHEET 3 A 3 VAL A 76 SER A 81 -1 O VAL A 80 N THR A 49 SHEET 1 B 3 VAL B 42 LEU B 44 0 SHEET 2 B 3 GLY B 48 LYS B 53 -1 O PHE B 50 N VAL B 42 SHEET 3 B 3 VAL B 76 ALA B 81 -1 O VAL B 76 N LYS B 53 LINK NI NI B 101 O HOH B 108 1555 1555 2.35 LINK NI NI B 101 N MET A 1 1555 1555 1.97 LINK NI NI B 101 OD1 ASP B 40 1555 1555 2.28 LINK NI NI B 101 O HOH B 109 1555 1555 2.25 LINK NI NI B 101 O HOH B 110 1555 1555 2.30 LINK NI NI B 101 NE2 HIS A 54 1555 4464 2.00 SITE 1 AC1 1 HOH B 110 SITE 1 AC2 5 MET A 1 ASP B 40 HOH B 108 HOH B 109 SITE 2 AC2 5 HOH B 110 CRYST1 82.915 82.915 61.048 90.00 90.00 90.00 I 41 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 0.012061 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012061 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016381 0.00000 MASTER 396 0 2 6 6 0 3 6 0 0 0 14 END