HEADER STRUCTURAL GENOMICS, UNKNOWN FUNCTION 17-MAR-04 1SPV TITLE CRYSTAL STRUCTURE OF THE PUTATIVE PHOSPHATASE OF ESCHERICHIA COLI, TITLE 2 NORTHEAST STRUCTURAL GENOMOICS TARGET ER58 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE POLYPROTEIN/PHOSPHATASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)+MAGIC; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET15 KEYWDS STRUCTURAL GENOMOICS, ALPHA/BETA MONOMERIC PROTEIN, STRUCTURAL KEYWDS 2 GENOMICS, PSI, PROTEIN STRUCTURE INITIATIVE, NORTHEAST STRUCTURAL KEYWDS 3 GENOMICS CONSORTIUM, NESG, UNKNOWN FUNCTION EXPDTA X-RAY DIFFRACTION AUTHOR F.FOROUHAR,I.LEE,S.M.VOROBIEV,R.XIAO,T.B.ACTON,G.T.MONTELIONE, AUTHOR 2 J.F.HUNT,L.TONG,NORTHEAST STRUCTURAL GENOMICS CONSORTIUM (NESG) REVDAT 4 11-OCT-17 1SPV 1 REMARK REVDAT 3 24-FEB-09 1SPV 1 VERSN REVDAT 2 25-JAN-05 1SPV 1 AUTHOR KEYWDS REMARK REVDAT 1 06-APR-04 1SPV 0 JRNL AUTH F.FOROUHAR,I.LEE,S.M.VOROBIEV,R.XIAO,T.B.ACTON, JRNL AUTH 2 G.T.MONTELIONE,J.F.HUNT,L.TONG JRNL TITL CRYSTAL STRUCTURE OF THE PUTATIVE PHOSPHATASE OF ESCHERICHIA JRNL TITL 2 COLI, NORTHEAST STRUCTURAL GENOMOICS TARGET ER58 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.29 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 21071 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) : 0.201 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2004 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2220 REMARK 3 BIN FREE R VALUE : 0.2900 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 272 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1290 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 98 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.21000 REMARK 3 B22 (A**2) : 0.55000 REMARK 3 B33 (A**2) : -0.76000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.57000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.11 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) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.22 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.860 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC 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: USED WEIGHTED FULL MATRIX LEAST SQUARES REMARK 3 PROCEDURE REMARK 4 REMARK 4 1SPV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-MAR-04. REMARK 100 THE DEPOSITION ID IS D_1000021899. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97927 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22088 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 29.290 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 4.150 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : 0.06500 REMARK 200 FOR THE DATA SET : 18.8400 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.11000 REMARK 200 R SYM FOR SHELL (I) : 0.11600 REMARK 200 FOR SHELL : 7.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SNB, SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.13 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: WELL SOLUTION: 12% PEG 20K, 100MM MES REMARK 280 PH 5.75, 30MM KH2PO4. PROTEIN SOLUTION: 10MM TRIS PH 7.5, 5MM REMARK 280 DTT, 100MM NACL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Z REMARK 290 4555 -X+1/2,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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 29.89400 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 20.42750 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 29.89400 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 20.42750 REMARK 290 SMTRY3 4 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 GLY A 175 REMARK 465 ASP A 176 REMARK 465 GLU A 177 REMARK 465 GLU A 178 REMARK 465 HIS A 179 REMARK 465 HIS A 180 REMARK 465 HIS A 181 REMARK 465 HIS A 182 REMARK 465 HIS A 183 REMARK 465 HIS A 184 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 HOH A 284 O HOH A 284 2656 1.07 REMARK 500 O HOH A 282 O HOH A 282 2656 1.18 REMARK 500 O HOH A 283 O HOH A 283 2656 1.45 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 PRO A 74 46.94 -81.91 REMARK 500 ASN A 92 15.24 58.73 REMARK 500 SER A 122 -5.18 70.19 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 MES A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: ER58 RELATED DB: TARGETDB DBREF 1SPV A 1 177 UNP P0A8D6 YMDB_ECOLI 1 177 SEQADV 1SPV MSE A 29 UNP P0A8D6 MET 29 MODIFIED RESIDUE SEQADV 1SPV GLU A 177 UNP P0A8D6 CLONING ARTIFACT SEQADV 1SPV GLU A 178 UNP P0A8D6 CLONING ARTIFACT SEQADV 1SPV HIS A 179 UNP P0A8D6 CLONING ARTIFACT SEQADV 1SPV HIS A 180 UNP P0A8D6 CLONING ARTIFACT SEQADV 1SPV HIS A 181 UNP P0A8D6 CLONING ARTIFACT SEQADV 1SPV HIS A 182 UNP P0A8D6 CLONING ARTIFACT SEQADV 1SPV HIS A 183 UNP P0A8D6 CLONING ARTIFACT SEQADV 1SPV HIS A 184 UNP P0A8D6 CLONING ARTIFACT SEQRES 1 A 184 MET LYS THR ARG ILE HIS VAL VAL GLN GLY ASP ILE THR SEQRES 2 A 184 LYS LEU ALA VAL ASP VAL ILE VAL ASN ALA ALA ASN PRO SEQRES 3 A 184 SER LEU MSE GLY GLY GLY GLY VAL ASP GLY ALA ILE HIS SEQRES 4 A 184 ARG ALA ALA GLY PRO ALA LEU LEU ASP ALA CYS LEU LYS SEQRES 5 A 184 VAL ARG GLN GLN GLN GLY ASP CYS PRO THR GLY HIS ALA SEQRES 6 A 184 VAL ILE THR LEU ALA GLY ASP LEU PRO ALA LYS ALA VAL SEQRES 7 A 184 VAL HIS THR VAL GLY PRO VAL TRP ARG GLY GLY GLU GLN SEQRES 8 A 184 ASN GLU ASP GLN LEU LEU GLN ASP ALA TYR LEU ASN SER SEQRES 9 A 184 LEU ARG LEU VAL ALA ALA ASN SER TYR THR SER VAL ALA SEQRES 10 A 184 PHE PRO ALA ILE SER THR GLY VAL TYR GLY TYR PRO ARG SEQRES 11 A 184 ALA ALA ALA ALA GLU ILE ALA VAL LYS THR VAL SER GLU SEQRES 12 A 184 PHE ILE THR ARG HIS ALA LEU PRO GLU GLN VAL TYR PHE SEQRES 13 A 184 VAL CYS TYR ASP GLU GLU ASN ALA HIS LEU TYR GLU ARG SEQRES 14 A 184 LEU LEU THR GLN GLN GLY ASP GLU GLU HIS HIS HIS HIS SEQRES 15 A 184 HIS HIS MODRES 1SPV MSE A 29 MET SELENOMETHIONINE HET MSE A 29 8 HET MES A 201 12 HETNAM MSE SELENOMETHIONINE HETNAM MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID FORMUL 1 MSE C5 H11 N O2 SE FORMUL 2 MES C6 H13 N O4 S FORMUL 3 HOH *98(H2 O) HELIX 1 1 ASP A 11 LEU A 15 5 5 HELIX 2 2 GLY A 32 GLY A 43 1 12 HELIX 3 3 GLY A 43 GLY A 58 1 16 HELIX 4 4 ASN A 92 ASN A 111 1 20 HELIX 5 5 PRO A 129 HIS A 148 1 20 HELIX 6 6 ASP A 160 GLN A 173 1 14 SHEET 1 A 6 ILE A 5 GLN A 9 0 SHEET 2 A 6 GLN A 153 CYS A 158 1 O PHE A 156 N HIS A 6 SHEET 3 A 6 SER A 115 PHE A 118 1 N PHE A 118 O TYR A 155 SHEET 4 A 6 VAL A 19 ALA A 23 1 N VAL A 21 O ALA A 117 SHEET 5 A 6 ALA A 77 THR A 81 1 O VAL A 79 N ASN A 22 SHEET 6 A 6 ALA A 65 THR A 68 -1 N VAL A 66 O HIS A 80 LINK C LEU A 28 N MSE A 29 1555 1555 1.33 LINK C MSE A 29 N GLY A 30 1555 1555 1.33 CISPEP 1 LEU A 150 PRO A 151 0 0.19 SITE 1 AC1 10 ALA A 23 ASN A 25 GLY A 32 ASP A 35 SITE 2 AC1 10 ASP A 48 SER A 122 GLY A 124 VAL A 125 SITE 3 AC1 10 TYR A 126 HOH A 275 CRYST1 59.788 40.855 69.346 90.00 103.49 90.00 C 1 2 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 0.016726 0.000000 0.004012 0.00000 SCALE2 0.000000 0.024477 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014830 0.00000