HEADER OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR 29-JUN-10 3NQ1 TITLE CRYSTAL STRUCTURE OF TYROSINASE FROM BACILLUS MEGATERIUM IN COMPLEX TITLE 2 WITH INHIBITOR KOJIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYROSINASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.14.18.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS MEGATERIUM; SOURCE 3 ORGANISM_TAXID: 1404; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET9D KEYWDS TYROSINASE, TYPE3 COPPER PROTEINS, BACILLUS MEGATERIUM, KEYWDS 2 OXIDOREDUCTASE, KOJIC ACID, OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR KEYWDS 3 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.SENDOVSKI,M.KANTEEV,N.ADIR,A.FISHMAN REVDAT 4 27-DEC-23 3NQ1 1 REMARK SEQADV LINK REVDAT 3 26-FEB-14 3NQ1 1 JRNL VERSN REVDAT 2 08-DEC-10 3NQ1 1 HEADER REVDAT 1 17-NOV-10 3NQ1 0 JRNL AUTH M.SENDOVSKI,M.KANTEEV,V.SHUSTER BEN-YOSEF,N.ADIR,A.FISHMAN JRNL TITL FIRST STRUCTURES OF AN ACTIVE BACTERIAL TYROSINASE REVEAL JRNL TITL 2 COPPER PLASTICITY. JRNL REF J.MOL.BIOL. V. 405 227 2011 JRNL REFN ISSN 0022-2836 JRNL PMID 21040728 JRNL DOI 10.1016/J.JMB.2010.10.048 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.SENDOVSKI,M.KANTEEV,N.ADIR,A.FISHMAN REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY CRYSTALLOGRAPHIC REMARK 1 TITL 2 ANALYSIS OF A BACTERIAL TYROSINASE FROM BACILLUS MEGATERIUM REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.6.1_357 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.09 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.050 REMARK 3 COMPLETENESS FOR RANGE (%) : 77.1 REMARK 3 NUMBER OF REFLECTIONS : 22178 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.262 REMARK 3 R VALUE (WORKING SET) : 0.260 REMARK 3 FREE R VALUE : 0.294 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.260 REMARK 3 FREE R VALUE TEST SET COUNT : 1167 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 42.0916 - 4.5983 0.81 2912 153 0.2183 0.2285 REMARK 3 2 4.5983 - 3.6505 0.83 2852 153 0.1922 0.1940 REMARK 3 3 3.6505 - 3.1892 0.82 2801 154 0.2382 0.2820 REMARK 3 4 3.1892 - 2.8977 0.82 2773 149 0.2735 0.3390 REMARK 3 5 2.8977 - 2.6901 0.81 2723 140 0.3021 0.3289 REMARK 3 6 2.6901 - 2.5315 0.77 2602 140 0.3158 0.3651 REMARK 3 7 2.5315 - 2.4047 0.72 2387 165 0.3391 0.3841 REMARK 3 8 2.4047 - 2.3000 0.59 1961 113 0.3447 0.3911 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 : 0.38 REMARK 3 B_SOL : 30.05 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.340 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.130 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.24380 REMARK 3 B22 (A**2) : 10.47660 REMARK 3 B33 (A**2) : -9.05280 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 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 : 0.022 4839 REMARK 3 ANGLE : 1.528 6600 REMARK 3 CHIRALITY : 0.098 652 REMARK 3 PLANARITY : 0.009 872 REMARK 3 DIHEDRAL : 16.253 1762 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 3NQ1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-JUL-10. REMARK 100 THE DEPOSITION ID IS D_1000060136. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-MAR-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.1 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.934 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.9 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24154 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 73.080 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.7 REMARK 200 DATA REDUNDANCY : 2.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08800 REMARK 200 FOR THE DATA SET : 9.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 72.8 REMARK 200 DATA REDUNDANCY IN SHELL : 1.90 REMARK 200 R MERGE FOR SHELL (I) : 0.29200 REMARK 200 R SYM FOR SHELL (I) : 0.29200 REMARK 200 FOR SHELL : 2.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.1.4 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, ZINC ACETATE, SODIUM REMARK 280 CACODYLATE, PH 6.1, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 290K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 25.69000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 73.08000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.76500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 73.08000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.69000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.76500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4520 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22810 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -395.0 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 SER A 2 REMARK 465 ASN A 3 REMARK 465 ASP A 287 REMARK 465 ILE A 288 REMARK 465 GLU A 289 REMARK 465 LEU A 290 REMARK 465 ARG A 291 REMARK 465 LYS A 292 REMARK 465 SER A 293 REMARK 465 LYS A 294 REMARK 465 ARG A 295 REMARK 465 SER A 296 REMARK 465 SER A 297 REMARK 465 HIS A 298 REMARK 465 HIS A 299 REMARK 465 HIS A 300 REMARK 465 HIS A 301 REMARK 465 HIS A 302 REMARK 465 HIS A 303 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 ASN B 3 REMARK 465 ASP B 287 REMARK 465 ILE B 288 REMARK 465 GLU B 289 REMARK 465 LEU B 290 REMARK 465 ARG B 291 REMARK 465 LYS B 292 REMARK 465 SER B 293 REMARK 465 LYS B 294 REMARK 465 ARG B 295 REMARK 465 SER B 296 REMARK 465 SER B 297 REMARK 465 HIS B 298 REMARK 465 HIS B 299 REMARK 465 HIS B 300 REMARK 465 HIS B 301 REMARK 465 HIS B 302 REMARK 465 HIS B 303 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 CU CU B 501 O HOH B 407 1.67 REMARK 500 CU CU A 502 O HOH A 354 1.68 REMARK 500 CE MET A 215 O ALA A 221 2.03 REMARK 500 OG1 THR B 138 OG SER B 146 2.19 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 OD2 ASP A 112 OD1 ASP B 16 2455 2.16 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 TYR A 35 CD1 TYR A 35 CE1 -0.117 REMARK 500 TYR A 35 CE1 TYR A 35 CZ -0.089 REMARK 500 TRP A 136 CB TRP A 136 CG -0.108 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 ASN A 255 CB - CA - C ANGL. DEV. = -18.6 DEGREES REMARK 500 ASN A 261 CB - CA - C ANGL. DEV. = -15.3 DEGREES REMARK 500 TYR B 5 CB - CA - C ANGL. DEV. = -14.7 DEGREES REMARK 500 TYR B 5 N - CA - C ANGL. DEV. = 16.3 DEGREES REMARK 500 PHE B 113 CB - CA - C ANGL. DEV. = -12.0 DEGREES REMARK 500 PHE B 113 N - CA - C ANGL. DEV. = 16.6 DEGREES REMARK 500 ASN B 255 CB - CA - C ANGL. DEV. = -12.5 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 TYR A 5 -43.72 -131.08 REMARK 500 MET A 61 28.56 49.64 REMARK 500 PHE A 113 -68.44 -132.51 REMARK 500 ASP A 123 30.55 74.16 REMARK 500 ASN A 152 86.60 -151.08 REMARK 500 LEU A 203 -110.62 40.61 REMARK 500 PHE B 113 -63.82 -134.94 REMARK 500 PHE B 124 43.96 77.05 REMARK 500 VAL B 126 120.33 -31.48 REMARK 500 ASN B 152 75.86 -150.06 REMARK 500 LEU B 203 -117.29 38.73 REMARK 500 PRO B 222 -7.31 -55.94 REMARK 500 HIS B 245 79.64 -115.78 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 ZN A 503 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 13 ND1 REMARK 620 2 HOH A 304 O 82.1 REMARK 620 3 HOH A 306 O 121.4 138.0 REMARK 620 4 HOH A 357 O 96.5 116.7 96.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CU A 501 CU REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 42 NE2 REMARK 620 2 HOH A 353 O 154.6 REMARK 620 3 HOH A 354 O 118.6 75.0 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 505 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 71 OE2 REMARK 620 2 HOH A 364 O 109.0 REMARK 620 3 HOH A 381 O 125.6 109.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 506 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 95 OE2 REMARK 620 2 HOH A 321 O 98.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 507 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 112 OD1 REMARK 620 2 ASP A 112 OD2 55.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CU A 502 CU REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 204 NE2 REMARK 620 2 HIS A 208 NE2 88.7 REMARK 620 3 HIS A 231 NE2 95.4 116.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 503 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 13 ND1 REMARK 620 2 HOH B 363 O 102.5 REMARK 620 3 HOH B 371 O 74.9 95.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CU B 501 CU REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 42 NE2 REMARK 620 2 HIS B 60 NE2 100.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 505 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 95 OE2 REMARK 620 2 HOH B 364 O 88.1 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CU B 502 CU REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 204 NE2 REMARK 620 2 HIS B 208 NE2 85.9 REMARK 620 3 HIS B 231 NE2 97.8 118.6 REMARK 620 4 HOH B 407 O 127.0 116.0 109.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 506 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 245 ND1 REMARK 620 2 HOH B 388 O 78.8 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE KOJ A 1351 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 506 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 507 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 508 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 509 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 510 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE KOJ B 1351 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 506 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 507 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3NM8 RELATED DB: PDB REMARK 900 RELATED ID: 3NPY RELATED DB: PDB REMARK 900 RELATED ID: 3NQ0 RELATED DB: PDB REMARK 900 RELATED ID: 3NQ5 RELATED DB: PDB REMARK 900 RELATED ID: 3NTM RELATED DB: PDB DBREF 3NQ1 A 1 297 UNP B2ZB02 B2ZB02_BACME 1 297 DBREF 3NQ1 B 1 297 UNP B2ZB02 B2ZB02_BACME 1 297 SEQADV 3NQ1 HIS A 298 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS A 299 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS A 300 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS A 301 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS A 302 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS A 303 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS B 298 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS B 299 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS B 300 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS B 301 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS B 302 UNP B2ZB02 EXPRESSION TAG SEQADV 3NQ1 HIS B 303 UNP B2ZB02 EXPRESSION TAG SEQRES 1 A 303 MET SER ASN LYS TYR ARG VAL ARG LYS ASN VAL LEU HIS SEQRES 2 A 303 LEU THR ASP THR GLU LYS ARG ASP PHE VAL ARG THR VAL SEQRES 3 A 303 LEU ILE LEU LYS GLU LYS GLY ILE TYR ASP ARG TYR ILE SEQRES 4 A 303 ALA TRP HIS GLY ALA ALA GLY LYS PHE HIS THR PRO PRO SEQRES 5 A 303 GLY SER ASP ARG ASN ALA ALA HIS MET SER SER ALA PHE SEQRES 6 A 303 LEU PRO TRP HIS ARG GLU TYR LEU LEU ARG PHE GLU ARG SEQRES 7 A 303 ASP LEU GLN SER ILE ASN PRO GLU VAL THR LEU PRO TYR SEQRES 8 A 303 TRP GLU TRP GLU THR ASP ALA GLN MET GLN ASP PRO SER SEQRES 9 A 303 GLN SER GLN ILE TRP SER ALA ASP PHE MET GLY GLY ASN SEQRES 10 A 303 GLY ASN PRO ILE LYS ASP PHE ILE VAL ASP THR GLY PRO SEQRES 11 A 303 PHE ALA ALA GLY ARG TRP THR THR ILE ASP GLU GLN GLY SEQRES 12 A 303 ASN PRO SER GLY GLY LEU LYS ARG ASN PHE GLY ALA THR SEQRES 13 A 303 LYS GLU ALA PRO THR LEU PRO THR ARG ASP ASP VAL LEU SEQRES 14 A 303 ASN ALA LEU LYS ILE THR GLN TYR ASP THR PRO PRO TRP SEQRES 15 A 303 ASP MET THR SER GLN ASN SER PHE ARG ASN GLN LEU GLU SEQRES 16 A 303 GLY PHE ILE ASN GLY PRO GLN LEU HIS ASN ARG VAL HIS SEQRES 17 A 303 ARG TRP VAL GLY GLY GLN MET GLY VAL VAL PRO THR ALA SEQRES 18 A 303 PRO ASN ASP PRO VAL PHE PHE LEU HIS HIS ALA ASN VAL SEQRES 19 A 303 ASP ARG ILE TRP ALA VAL TRP GLN ILE ILE HIS ARG ASN SEQRES 20 A 303 GLN ASN TYR GLN PRO MET LYS ASN GLY PRO PHE GLY GLN SEQRES 21 A 303 ASN PHE ARG ASP PRO MET TYR PRO TRP ASN THR THR PRO SEQRES 22 A 303 GLU ASP VAL MET ASN HIS ARG LYS LEU GLY TYR VAL TYR SEQRES 23 A 303 ASP ILE GLU LEU ARG LYS SER LYS ARG SER SER HIS HIS SEQRES 24 A 303 HIS HIS HIS HIS SEQRES 1 B 303 MET SER ASN LYS TYR ARG VAL ARG LYS ASN VAL LEU HIS SEQRES 2 B 303 LEU THR ASP THR GLU LYS ARG ASP PHE VAL ARG THR VAL SEQRES 3 B 303 LEU ILE LEU LYS GLU LYS GLY ILE TYR ASP ARG TYR ILE SEQRES 4 B 303 ALA TRP HIS GLY ALA ALA GLY LYS PHE HIS THR PRO PRO SEQRES 5 B 303 GLY SER ASP ARG ASN ALA ALA HIS MET SER SER ALA PHE SEQRES 6 B 303 LEU PRO TRP HIS ARG GLU TYR LEU LEU ARG PHE GLU ARG SEQRES 7 B 303 ASP LEU GLN SER ILE ASN PRO GLU VAL THR LEU PRO TYR SEQRES 8 B 303 TRP GLU TRP GLU THR ASP ALA GLN MET GLN ASP PRO SER SEQRES 9 B 303 GLN SER GLN ILE TRP SER ALA ASP PHE MET GLY GLY ASN SEQRES 10 B 303 GLY ASN PRO ILE LYS ASP PHE ILE VAL ASP THR GLY PRO SEQRES 11 B 303 PHE ALA ALA GLY ARG TRP THR THR ILE ASP GLU GLN GLY SEQRES 12 B 303 ASN PRO SER GLY GLY LEU LYS ARG ASN PHE GLY ALA THR SEQRES 13 B 303 LYS GLU ALA PRO THR LEU PRO THR ARG ASP ASP VAL LEU SEQRES 14 B 303 ASN ALA LEU LYS ILE THR GLN TYR ASP THR PRO PRO TRP SEQRES 15 B 303 ASP MET THR SER GLN ASN SER PHE ARG ASN GLN LEU GLU SEQRES 16 B 303 GLY PHE ILE ASN GLY PRO GLN LEU HIS ASN ARG VAL HIS SEQRES 17 B 303 ARG TRP VAL GLY GLY GLN MET GLY VAL VAL PRO THR ALA SEQRES 18 B 303 PRO ASN ASP PRO VAL PHE PHE LEU HIS HIS ALA ASN VAL SEQRES 19 B 303 ASP ARG ILE TRP ALA VAL TRP GLN ILE ILE HIS ARG ASN SEQRES 20 B 303 GLN ASN TYR GLN PRO MET LYS ASN GLY PRO PHE GLY GLN SEQRES 21 B 303 ASN PHE ARG ASP PRO MET TYR PRO TRP ASN THR THR PRO SEQRES 22 B 303 GLU ASP VAL MET ASN HIS ARG LYS LEU GLY TYR VAL TYR SEQRES 23 B 303 ASP ILE GLU LEU ARG LYS SER LYS ARG SER SER HIS HIS SEQRES 24 B 303 HIS HIS HIS HIS HET CU A 501 1 HET CU A 502 1 HET ZN A 503 1 HET KOJ A1351 10 HET ZN A 504 1 HET ZN A 505 1 HET ZN A 506 1 HET ZN A 507 1 HET ZN A 508 1 HET ZN A 509 1 HET ZN A 510 1 HET CU B 501 1 HET CU B 502 1 HET ZN B 503 1 HET KOJ B1351 10 HET ZN B 504 1 HET ZN B 505 1 HET ZN B 506 1 HET ZN B 507 1 HETNAM CU COPPER (II) ION HETNAM ZN ZINC ION HETNAM KOJ 5-HYDROXY-2-(HYDROXYMETHYL)-4H-PYRAN-4-ONE FORMUL 3 CU 4(CU 2+) FORMUL 5 ZN 13(ZN 2+) FORMUL 6 KOJ 2(C6 H6 O4) FORMUL 22 HOH *206(H2 O) HELIX 1 1 ASN A 10 LEU A 14 5 5 HELIX 2 2 THR A 15 LYS A 32 1 18 HELIX 3 3 GLY A 33 PHE A 48 1 16 HELIX 4 4 ALA A 64 ASN A 84 1 21 HELIX 5 5 GLU A 93 ALA A 98 1 6 HELIX 6 6 ASP A 102 SER A 110 5 9 HELIX 7 7 THR A 164 LYS A 173 1 10 HELIX 8 8 SER A 189 GLY A 196 1 8 HELIX 9 9 GLN A 202 GLY A 212 1 11 HELIX 10 10 GLY A 213 VAL A 217 5 5 HELIX 11 11 THR A 220 ASP A 224 5 5 HELIX 12 12 PRO A 225 HIS A 245 1 21 HELIX 13 13 PRO A 273 MET A 277 5 5 HELIX 14 14 ASN A 278 LEU A 282 5 5 HELIX 15 15 ASN B 10 LEU B 14 5 5 HELIX 16 16 THR B 15 LYS B 32 1 18 HELIX 17 17 GLY B 33 PHE B 48 1 16 HELIX 18 18 ALA B 64 ASN B 84 1 21 HELIX 19 19 GLU B 93 ALA B 98 1 6 HELIX 20 20 ASP B 102 SER B 110 5 9 HELIX 21 21 THR B 164 LYS B 173 1 10 HELIX 22 22 SER B 189 GLY B 196 1 8 HELIX 23 23 GLN B 202 GLY B 212 1 11 HELIX 24 24 GLY B 213 VAL B 217 5 5 HELIX 25 25 THR B 220 ASP B 224 5 5 HELIX 26 26 PRO B 225 HIS B 245 1 21 HELIX 27 27 PRO B 273 MET B 277 5 5 HELIX 28 28 ASN B 278 LEU B 282 5 5 SHEET 1 A 2 ARG A 6 VAL A 7 0 SHEET 2 A 2 TYR A 284 VAL A 285 1 O VAL A 285 N ARG A 6 SHEET 1 B 2 ARG B 6 VAL B 7 0 SHEET 2 B 2 TYR B 284 VAL B 285 1 O VAL B 285 N ARG B 6 LINK ND1 HIS A 13 ZN ZN A 503 1555 1555 2.08 LINK OD1 ASP A 16 ZN ZN A 504 1555 1555 1.74 LINK NE2 HIS A 42 CU CU A 501 1555 1555 2.19 LINK OE2 GLU A 71 ZN ZN A 505 1555 1555 2.14 LINK OE2 GLU A 95 ZN ZN A 506 1555 1555 2.48 LINK OD1 ASP A 112 ZN ZN A 507 1555 1555 2.10 LINK OD2 ASP A 112 ZN ZN A 507 1555 1555 2.57 LINK OD1 ASP A 166 ZN ZN A 508 1555 1555 1.83 LINK NE2 HIS A 204 CU CU A 502 1555 1555 2.10 LINK NE2 HIS A 208 CU CU A 502 1555 1555 2.00 LINK NE2 HIS A 231 CU CU A 502 1555 1555 1.97 LINK ND1 HIS A 245 ZN ZN A 509 1555 1555 2.23 LINK NE2 HIS A 279 ZN ZN A 510 1555 1555 2.12 LINK O HOH A 304 ZN ZN A 503 1555 1555 2.51 LINK O HOH A 306 ZN ZN A 503 1555 1555 2.69 LINK O HOH A 321 ZN ZN A 506 1555 1555 2.04 LINK O HOH A 353 CU CU A 501 1555 1555 2.49 LINK O HOH A 354 CU CU A 501 1555 1555 1.96 LINK O HOH A 357 ZN ZN A 503 1555 1555 2.16 LINK O HOH A 364 ZN ZN A 505 1555 1555 2.61 LINK O HOH A 381 ZN ZN A 505 1555 1555 2.68 LINK ND1 HIS B 13 ZN ZN B 503 1555 1555 2.37 LINK NE2 HIS B 42 CU CU B 501 1555 1555 2.10 LINK NE2 HIS B 60 CU CU B 501 1555 1555 2.11 LINK OE2 GLU B 95 ZN ZN B 505 1555 1555 2.19 LINK NE2 HIS B 204 CU CU B 502 1555 1555 2.13 LINK NE2 HIS B 208 CU CU B 502 1555 1555 2.07 LINK NE2 HIS B 231 CU CU B 502 1555 1555 1.86 LINK ND1 HIS B 245 ZN ZN B 506 1555 1555 1.96 LINK NE2 HIS B 279 ZN ZN B 507 1555 1555 2.20 LINK O HOH B 363 ZN ZN B 503 1555 1555 2.54 LINK O HOH B 364 ZN ZN B 505 1555 1555 2.52 LINK O HOH B 371 ZN ZN B 503 1555 1555 2.29 LINK O HOH B 388 ZN ZN B 506 1555 1555 2.44 LINK O HOH B 407 CU CU B 502 1555 1555 1.95 CISPEP 1 THR A 50 PRO A 51 0 -0.21 CISPEP 2 PRO A 180 PRO A 181 0 0.37 CISPEP 3 GLY A 200 PRO A 201 0 -0.14 CISPEP 4 GLN A 251 PRO A 252 0 0.16 CISPEP 5 TYR A 267 PRO A 268 0 0.50 CISPEP 6 THR B 50 PRO B 51 0 -0.07 CISPEP 7 PRO B 180 PRO B 181 0 0.51 CISPEP 8 GLY B 200 PRO B 201 0 -0.17 CISPEP 9 GLN B 251 PRO B 252 0 0.15 CISPEP 10 TYR B 267 PRO B 268 0 0.57 SITE 1 AC1 5 HIS A 42 HIS A 60 HOH A 353 HOH A 354 SITE 2 AC1 5 CU A 502 SITE 1 AC2 5 HIS A 204 HIS A 208 HIS A 231 HOH A 354 SITE 2 AC2 5 CU A 501 SITE 1 AC3 4 HIS A 13 HOH A 304 HOH A 306 HOH A 357 SITE 1 AC4 8 GLY A 196 PHE A 197 GLY A 200 ASN A 205 SITE 2 AC4 8 ARG A 209 HOH A 335 HOH A 356 HOH A 373 SITE 1 AC5 3 ASP A 16 ASP B 16 ASP B 112 SITE 1 AC6 4 GLU A 71 ARG A 75 HOH A 364 HOH A 381 SITE 1 AC7 2 GLU A 95 HOH A 321 SITE 1 AC8 2 ASP A 112 ASP B 16 SITE 1 AC9 2 ASP A 166 ASP B 123 SITE 1 BC1 2 HIS A 245 HOH A 369 SITE 1 BC2 2 HIS A 279 HOH A 359 SITE 1 BC3 4 HIS B 42 HIS B 60 HOH B 407 CU B 502 SITE 1 BC4 5 HIS B 204 HIS B 208 HIS B 231 HOH B 407 SITE 2 BC4 5 CU B 501 SITE 1 BC5 3 HIS B 13 HOH B 363 HOH B 371 SITE 1 BC6 6 GLY B 196 PHE B 197 GLY B 200 PRO B 201 SITE 2 BC6 6 ASN B 205 ARG B 209 SITE 1 BC7 2 HOH A 363 HIS B 49 SITE 1 BC8 2 GLU B 95 HOH B 364 SITE 1 BC9 3 THR B 175 HIS B 245 HOH B 388 SITE 1 CC1 2 HIS B 279 HOH B 383 CRYST1 51.380 83.530 146.160 90.00 90.00 90.00 P 21 21 21 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 0.019463 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011972 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006842 0.00000