HEADER METALLOREGULATION 16-SEP-97 1SMT TITLE SMTB REPRESSOR FROM SYNECHOCOCCUS PCC7942 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSCRIPTIONAL REPRESSOR SMTB; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCOCCUS ELONGATUS; SOURCE 3 ORGANISM_TAXID: 1140; SOURCE 4 STRAIN: PCC 7942; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS METALLOREGULATION, DNA REPRESSOR EXPDTA X-RAY DIFFRACTION AUTHOR W.J.COOK,L.M.HALL REVDAT 4 14-FEB-24 1SMT 1 REMARK REVDAT 3 13-JUL-11 1SMT 1 VERSN REVDAT 2 24-FEB-09 1SMT 1 VERSN REVDAT 1 03-DEC-97 1SMT 0 JRNL AUTH W.J.COOK,S.R.KAR,K.B.TAYLOR,L.M.HALL JRNL TITL CRYSTAL STRUCTURE OF THE CYANOBACTERIAL METALLOTHIONEIN JRNL TITL 2 REPRESSOR SMTB: A MODEL FOR METALLOREGULATORY PROTEINS. JRNL REF J.MOL.BIOL. V. 275 337 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9466913 JRNL DOI 10.1006/JMBI.1997.1443 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 100.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 87.6 REMARK 3 NUMBER OF REFLECTIONS : 10278 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) : 0.217 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 532 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.011 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 64.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1197 REMARK 3 BIN R VALUE (WORKING SET) : 0.2830 REMARK 3 BIN FREE R VALUE : 0.2670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 53 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.037 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1574 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.30 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) : 0.27 REMARK 3 ESD FROM SIGMAA (A) : 0.29 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.24 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.050 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) : 1.380 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.230 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.470 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.830 ; 2.500 REMARK 3 REMARK 3 NCS MODEL : RESTRAINED REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : 20 ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : 2 ; NULL REMARK 3 GROUP 2 POSITIONAL (A) : 20 ; NULL REMARK 3 GROUP 2 B-FACTOR (A**2) : 2 ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SMT 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_1000176434. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NOV-96 REMARK 200 TEMPERATURE (KELVIN) : 295 REMARK 200 PH : 6.1 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 : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN REMARK 200 DATA SCALING SOFTWARE : XENGEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10563 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 38.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 200 DATA REDUNDANCY : 1.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05900 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 23.8199 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.34 REMARK 200 COMPLETENESS FOR SHELL (%) : 69.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.15000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MULTIPLE ISOMORPHOUS REMARK 200 REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 40% REMARK 280 SATURATED AMMONIUM SULFATE WITH 100 MM MES BUFFER, PH 6.1, AT REMARK 280 296 K. REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z 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 35.45000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 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: 3940 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10790 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -35.0 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 THR A 2 REMARK 465 LYS A 3 REMARK 465 PRO A 4 REMARK 465 VAL A 5 REMARK 465 LEU A 6 REMARK 465 GLN A 7 REMARK 465 ASP A 8 REMARK 465 GLY A 9 REMARK 465 GLU A 10 REMARK 465 THR A 11 REMARK 465 VAL A 12 REMARK 465 VAL A 13 REMARK 465 CYS A 14 REMARK 465 GLN A 15 REMARK 465 GLY A 16 REMARK 465 THR A 17 REMARK 465 HIS A 18 REMARK 465 ALA A 19 REMARK 465 ALA A 20 REMARK 465 ILE A 21 REMARK 465 ALA A 22 REMARK 465 SER A 23 REMARK 465 ARG A 122 REMARK 465 MET B 1 REMARK 465 THR B 2 REMARK 465 LYS B 3 REMARK 465 PRO B 4 REMARK 465 VAL B 5 REMARK 465 LEU B 6 REMARK 465 GLN B 7 REMARK 465 ASP B 8 REMARK 465 GLY B 9 REMARK 465 GLU B 10 REMARK 465 THR B 11 REMARK 465 VAL B 12 REMARK 465 VAL B 13 REMARK 465 CYS B 14 REMARK 465 GLN B 15 REMARK 465 GLY B 16 REMARK 465 THR B 17 REMARK 465 HIS B 18 REMARK 465 ALA B 19 REMARK 465 CYS B 121 REMARK 465 ARG B 122 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 SER A 58 142.14 -175.75 REMARK 500 GLN A 94 64.37 -155.86 REMARK 500 SER B 58 142.42 -172.08 REMARK 500 REMARK 500 REMARK: NULL DBREF 1SMT A 1 122 UNP P30340 SMTB_SYNP7 1 122 DBREF 1SMT B 1 122 UNP P30340 SMTB_SYNP7 1 122 SEQRES 1 A 122 MET THR LYS PRO VAL LEU GLN ASP GLY GLU THR VAL VAL SEQRES 2 A 122 CYS GLN GLY THR HIS ALA ALA ILE ALA SER GLU LEU GLN SEQRES 3 A 122 ALA ILE ALA PRO GLU VAL ALA GLN SER LEU ALA GLU PHE SEQRES 4 A 122 PHE ALA VAL LEU ALA ASP PRO ASN ARG LEU ARG LEU LEU SEQRES 5 A 122 SER LEU LEU ALA ARG SER GLU LEU CYS VAL GLY ASP LEU SEQRES 6 A 122 ALA GLN ALA ILE GLY VAL SER GLU SER ALA VAL SER HIS SEQRES 7 A 122 GLN LEU ARG SER LEU ARG ASN LEU ARG LEU VAL SER TYR SEQRES 8 A 122 ARG LYS GLN GLY ARG HIS VAL TYR TYR GLN LEU GLN ASP SEQRES 9 A 122 HIS HIS ILE VAL ALA LEU TYR GLN ASN ALA LEU ASP HIS SEQRES 10 A 122 LEU GLN GLU CYS ARG SEQRES 1 B 122 MET THR LYS PRO VAL LEU GLN ASP GLY GLU THR VAL VAL SEQRES 2 B 122 CYS GLN GLY THR HIS ALA ALA ILE ALA SER GLU LEU GLN SEQRES 3 B 122 ALA ILE ALA PRO GLU VAL ALA GLN SER LEU ALA GLU PHE SEQRES 4 B 122 PHE ALA VAL LEU ALA ASP PRO ASN ARG LEU ARG LEU LEU SEQRES 5 B 122 SER LEU LEU ALA ARG SER GLU LEU CYS VAL GLY ASP LEU SEQRES 6 B 122 ALA GLN ALA ILE GLY VAL SER GLU SER ALA VAL SER HIS SEQRES 7 B 122 GLN LEU ARG SER LEU ARG ASN LEU ARG LEU VAL SER TYR SEQRES 8 B 122 ARG LYS GLN GLY ARG HIS VAL TYR TYR GLN LEU GLN ASP SEQRES 9 B 122 HIS HIS ILE VAL ALA LEU TYR GLN ASN ALA LEU ASP HIS SEQRES 10 B 122 LEU GLN GLU CYS ARG HELIX 1 1 PRO A 30 LEU A 43 1 14 HELIX 2 2 PRO A 46 LEU A 55 1 10 HELIX 3 3 VAL A 62 ILE A 69 1 8 HELIX 4 4 GLU A 73 ASN A 85 1 13 HELIX 5 5 HIS A 105 GLN A 119 1 15 HELIX 6 6 PRO B 30 LEU B 43 1 14 HELIX 7 7 PRO B 46 LEU B 55 1 10 HELIX 8 8 VAL B 62 ILE B 69 1 8 HELIX 9 9 GLU B 73 ASN B 85 1 13 HELIX 10 10 HIS B 105 LEU B 118 1 14 SHEET 1 A 2 VAL A 89 LYS A 93 0 SHEET 2 A 2 VAL A 98 LEU A 102 -1 N GLN A 101 O SER A 90 SHEET 1 B 2 VAL B 89 GLN B 94 0 SHEET 2 B 2 HIS B 97 LEU B 102 -1 N GLN B 101 O SER B 90 CRYST1 37.600 70.900 44.000 90.00 95.70 90.00 P 1 21 1 4 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 0.026596 0.000000 0.002655 0.00000 SCALE2 0.000000 0.014104 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022840 0.00000 MTRIX1 1 0.236425 -0.109008 -0.965516 40.99300 1 MTRIX2 1 -0.116310 -0.989717 0.083260 79.75630 1 MTRIX3 1 -0.964663 0.092615 -0.246673 43.08870 1