HEADER MEMBRANE PROTEIN 14-OCT-13 4N74 TITLE CRYSTAL STRUCTURE OF OUTER MEMBRANE PROTEIN TAMA BETA-BARREL DOMAIN IN TITLE 2 E.COLI COMPND MOL_ID: 1; COMPND 2 MOLECULE: PREDICTED OUTER MEMBRANE PROTEIN AND SURFACE ANTIGEN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: BETA-BARREL DOMAIN, UNP RESIDUES 264-577; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 595496; SOURCE 4 STRAIN: K12 / MC4100 / BW2952; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS BETA-BARREL, AUTOTRANSPORTER BIOGENESIS, MEMBRANE, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.WANG REVDAT 2 20-MAR-24 4N74 1 SEQADV REVDAT 1 15-OCT-14 4N74 0 JRNL AUTH Y.H.HUANG JRNL TITL STRUCTURAL BASIS OF BAMA-MEDIATE OUTER MEMBRANE PROTEIN JRNL TITL 2 BIOGENESIS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.1_1168) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : MLHL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.51 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.110 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 9604 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.237 REMARK 3 R VALUE (WORKING SET) : 0.232 REMARK 3 FREE R VALUE : 0.281 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.030 REMARK 3 FREE R VALUE TEST SET COUNT : 963 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 28.5154 - 5.5361 0.97 1303 145 0.2505 0.2602 REMARK 3 2 5.5361 - 4.3994 0.98 1233 145 0.2191 0.2830 REMARK 3 3 4.3994 - 3.8448 0.99 1253 135 0.2223 0.3002 REMARK 3 4 3.8448 - 3.4940 0.99 1222 138 0.2273 0.2752 REMARK 3 5 3.4940 - 3.2439 0.99 1197 134 0.2232 0.2664 REMARK 3 6 3.2439 - 3.0529 0.98 1228 134 0.2358 0.3024 REMARK 3 7 3.0529 - 2.9001 0.97 1205 132 0.2534 0.3252 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.370 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.830 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 54.84 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.008 2573 REMARK 3 ANGLE : 1.219 3500 REMARK 3 CHIRALITY : 0.080 369 REMARK 3 PLANARITY : 0.005 447 REMARK 3 DIHEDRAL : 14.949 914 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): 22.0691 -23.6701 1.7491 REMARK 3 T TENSOR REMARK 3 T11: 0.5355 T22: 0.4342 REMARK 3 T33: 0.3283 T12: -0.1543 REMARK 3 T13: -0.0354 T23: -0.0234 REMARK 3 L TENSOR REMARK 3 L11: 2.8732 L22: 1.3155 REMARK 3 L33: 2.1680 L12: -0.2037 REMARK 3 L13: -1.6042 L23: -0.3789 REMARK 3 S TENSOR REMARK 3 S11: 0.0563 S12: 0.0846 S13: 0.1225 REMARK 3 S21: -0.0200 S22: -0.0443 S23: 0.1775 REMARK 3 S31: -0.0970 S32: -0.0475 S33: -0.0203 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4N74 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 31-OCT-13. REMARK 100 THE DEPOSITION ID IS D_1000082835. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-AUG-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF 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 : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 48998 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 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 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: PHENIX (PHASER-MR: 1.8.1_1168) REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M GLYCINE PH 9.0, 31% PEG 400, REMARK 280 0.15M MAGNESIUM CHLORIDE, 0.4M SODIUM CHLORIDE, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 95.56067 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 47.78033 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 47.78033 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 95.56067 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 A 546 O GLY A 549 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO A 289 C - N - CA ANGL. DEV. = 9.3 DEGREES 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 THR A 270 108.76 -166.07 REMARK 500 ASN A 322 74.31 58.02 REMARK 500 ASN A 340 -110.26 45.35 REMARK 500 SER A 359 -2.39 -53.22 REMARK 500 MET A 402 75.85 -115.71 REMARK 500 SER A 475 -73.30 -138.40 REMARK 500 ALA A 485 156.43 179.19 REMARK 500 PRO A 486 151.07 -48.10 REMARK 500 ARG A 531 39.53 -144.95 REMARK 500 GLU A 576 -30.66 71.52 REMARK 500 REMARK 500 REMARK: NULL DBREF 4N74 A 264 577 UNP C4ZR96 C4ZR96_ECOBW 264 577 SEQADV 4N74 GLN A 265 UNP C4ZR96 GLU 265 ENGINEERED MUTATION SEQADV 4N74 VAL A 291 UNP C4ZR96 MET 291 ENGINEERED MUTATION SEQADV 4N74 VAL A 371 UNP C4ZR96 LEU 371 ENGINEERED MUTATION SEQADV 4N74 VAL A 391 UNP C4ZR96 MET 391 ENGINEERED MUTATION SEQRES 1 A 314 THR GLN ASN THR ILE GLU THR GLY VAL GLY TYR SER THR SEQRES 2 A 314 ASP VAL GLY PRO ARG VAL LYS ALA THR TRP LYS LYS PRO SEQRES 3 A 314 TRP VAL ASN SER TYR GLY HIS SER LEU THR THR SER THR SEQRES 4 A 314 SER ILE SER ALA PRO GLU GLN THR LEU ASP PHE SER TYR SEQRES 5 A 314 LYS MET PRO LEU LEU LYS ASN PRO LEU GLU GLN TYR TYR SEQRES 6 A 314 LEU VAL GLN GLY GLY PHE LYS ARG THR ASP LEU ASN ASP SEQRES 7 A 314 THR GLU SER ASP SER THR THR LEU VAL ALA SER ARG TYR SEQRES 8 A 314 TRP ASP LEU SER SER GLY TRP GLN ARG ALA ILE ASN LEU SEQRES 9 A 314 ARG TRP SER VAL ASP HIS PHE THR GLN GLY GLU ILE THR SEQRES 10 A 314 ASN THR THR MET LEU PHE TYR PRO GLY VAL VAL ILE SER SEQRES 11 A 314 ARG THR ARG SER ARG GLY GLY LEU MET PRO THR TRP GLY SEQRES 12 A 314 ASP SER GLN ARG TYR SER ILE ASP TYR SER ASN THR ALA SEQRES 13 A 314 TRP GLY SER ASP VAL ASP PHE SER VAL PHE GLN ALA GLN SEQRES 14 A 314 ASN VAL TRP ILE ARG THR LEU TYR ASP ARG HIS ARG PHE SEQRES 15 A 314 VAL THR ARG GLY THR LEU GLY TRP ILE GLU THR GLY ASP SEQRES 16 A 314 PHE ASP LYS VAL PRO PRO ASP LEU ARG PHE PHE ALA GLY SEQRES 17 A 314 GLY ASP ARG SER ILE ARG GLY TYR LYS TYR LYS SER ILE SEQRES 18 A 314 ALA PRO LYS TYR ALA ASN GLY ASP LEU LYS GLY ALA SER SEQRES 19 A 314 LYS LEU ILE THR GLY SER LEU GLU TYR GLN TYR ASN VAL SEQRES 20 A 314 THR GLY LYS TRP TRP GLY ALA VAL PHE VAL ASP SER GLY SEQRES 21 A 314 GLU ALA VAL SER ASP ILE ARG ARG SER ASP PHE LYS THR SEQRES 22 A 314 GLY THR GLY VAL GLY VAL ARG TRP GLU SER PRO VAL GLY SEQRES 23 A 314 PRO ILE LYS LEU ASP PHE ALA VAL PRO VAL ALA ASP LYS SEQRES 24 A 314 ASP GLU HIS GLY LEU GLN PHE TYR ILE GLY LEU GLY PRO SEQRES 25 A 314 GLU LEU HELIX 1 1 ASN A 417 GLY A 421 5 5 HELIX 2 2 ASP A 458 VAL A 462 5 5 HELIX 3 3 PRO A 463 ARG A 467 5 5 SHEET 1 A17 THR A 267 SER A 275 0 SHEET 2 A17 GLY A 279 LYS A 288 -1 O GLY A 279 N SER A 275 SHEET 3 A17 SER A 297 SER A 305 -1 O THR A 300 N TRP A 286 SHEET 4 A17 GLU A 308 PRO A 318 -1 O LYS A 316 N SER A 297 SHEET 5 A17 GLN A 326 LEU A 339 -1 O VAL A 330 N TYR A 315 SHEET 6 A17 THR A 342 TRP A 355 -1 O THR A 342 N LEU A 339 SHEET 7 A17 GLN A 362 GLN A 376 -1 O ARG A 363 N TRP A 355 SHEET 8 A17 ILE A 379 ARG A 398 -1 O SER A 393 N GLN A 362 SHEET 9 A17 TRP A 405 SER A 416 -1 O TYR A 411 N ILE A 392 SHEET 10 A17 PHE A 426 LEU A 439 -1 O ILE A 436 N GLY A 406 SHEET 11 A17 HIS A 443 THR A 456 -1 O LEU A 451 N ALA A 431 SHEET 12 A17 LYS A 498 THR A 511 -1 O LEU A 499 N GLY A 452 SHEET 13 A17 TRP A 514 VAL A 526 -1 O VAL A 518 N TYR A 506 SHEET 14 A17 LYS A 535 SER A 546 -1 O ARG A 543 N TRP A 515 SHEET 15 A17 GLY A 549 VAL A 559 -1 O VAL A 557 N THR A 538 SHEET 16 A17 GLN A 568 LEU A 573 -1 O GLN A 568 N ALA A 556 SHEET 17 A17 THR A 267 SER A 275 -1 N TYR A 274 O ILE A 571 CRYST1 71.071 71.071 143.341 90.00 90.00 120.00 P 32 2 1 6 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 0.014070 0.008124 0.000000 0.00000 SCALE2 0.000000 0.016247 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006976 0.00000