2BTN - Header Asymmetric Unit

HEADER HYDROLASE 03-JUN-05 2BTN

TITLE CRYSTAL STRUCTURE AND CATALYTIC MECHANISM OF THE QUORUM- TITLE 2 QUENCHING N-ACYL HOMOSERINE LACTONE HYDROLASE

COMPND MOL_ID: 1; COMPND 2 MOLECULE: AIIA-LIKE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ACYL-HOMOSERINE LACTONE HYDROLASE; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS THURINGIENSIS; SOURCE 3 ORGANISM_TAXID: 1428; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: ESCHERICHIA COLI XL1-BLUE; SOURCE 7 EXPRESSION_SYSTEM_VECTOR: PMAL-HIS-PARALLEL1; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PMAL-HIS-PARALLEL1/AIIA

KEYWDS HYDROLASE, N-ACYL HOMOSERINE LACTONE HYDROLASE, QUORUM KEYWDS 2 SENSING

EXPDTA X-RAY DIFFRACTION

AUTHOR M.H.KIM,W.C.CHOI,H.O.KANG,J.S.LEE,B.S.KANG,K.J.KIM, AUTHOR 2 Z.S.DEREWENDA,T.K.OH,C.H.LEE,J.K.LEE

REVDAT 3 24-FEB-09 2BTN 1 VERSN REVDAT 2 14-DEC-05 2BTN 1 JRNL REVDAT 1 07-DEC-05 2BTN 0

JRNL AUTH M.H.KIM,W.C.CHOI,H.O.KANG,J.S.LEE,B.S.KANG,K.J.KIM, JRNL AUTH 2 Z.S.DEREWENDA,T.K.OH,C.H.LEE,J.K.LEE JRNL TITL THE MOLECULAR STRUCTURE AND CATALYTIC MECHANISM OF JRNL TITL 2 A QUORUM-QUENCHING N-ACYL-L-HOMOSERINE LACTONE JRNL TITL 3 HYDROLASE. JRNL REF PROC.NATL.ACAD.SCI.USA V. 102 17606 2005 JRNL REFN ISSN 0027-8424 JRNL PMID 16314577 JRNL DOI 10.1073/PNAS.0504996102

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.H.KIM,H.O.KANG,B.S.KANG,K.J.KIM,W.C.CHOI,T.K.OH, REMARK 1 AUTH 2 C.H.LEE,J.K.LEE REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY CRYSTALLOGRAPHIC REMARK 1 TITL 2 ANALYSIS OF BACILLUS THURINGIENSIS AHL-LACTONASE REMARK 1 REF BIOCHIM.BIOPHYS.ACTA 1750 5 2005 REMARK 1 REFN ISSN 0006-3002 REMARK 1 PMID 15894524 REMARK 1 DOI 10.1016/J.BBAPAP.2005.04.004

REMARK 2 REMARK 2 RESOLUTION. 2.0 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0003 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.63 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 14442 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) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 753 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1021 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2280 REMARK 3 BIN FREE R VALUE SET COUNT : 53 REMARK 3 BIN FREE R VALUE : 0.2870 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1931 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 143 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.92 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.73000 REMARK 3 B22 (A**2) : -1.41000 REMARK 3 B33 (A**2) : -0.32000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.180 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.114 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.632 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.952 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.923 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1983 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2687 ; 1.384 ; 1.965 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 240 ; 6.799 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 90 ;35.225 ;25.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 343 ;16.139 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 7 ;11.700 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 299 ; 0.092 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1489 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 912 ; 0.193 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1338 ; 0.307 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 153 ; 0.149 ; 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): 47 ; 0.229 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 8 ; 0.122 ; 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): 1209 ; 0.859 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1969 ; 1.610 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 774 ; 2.207 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 718 ; 3.814 ; 4.500 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 : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 250 REMARK 3 ORIGIN FOR THE GROUP (A): 18.5500 26.0394 9.5125 REMARK 3 T TENSOR REMARK 3 T11: 0.0114 T22: -0.0086 REMARK 3 T33: -0.0077 T12: -0.0003 REMARK 3 T13: -0.0005 T23: -0.0006 REMARK 3 L TENSOR REMARK 3 L11: 0.0161 L22: 0.0566 REMARK 3 L33: 0.0454 L12: -0.0036 REMARK 3 L13: 0.0269 L23: -0.0019 REMARK 3 S TENSOR REMARK 3 S11: -0.0008 S12: 0.0009 S13: -0.0013 REMARK 3 S21: 0.0001 S22: -0.0007 S23: 0.0023 REMARK 3 S31: -0.0002 S32: -0.0007 S33: 0.0015 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 REMARK 3 RIDING POSITIONS.

REMARK 4 REMARK 4 2BTN COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 03-JUN-05. REMARK 100 THE PDBE ID CODE IS EBI-24335.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-NOV-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.80 REMARK 200 NUMBER OF CRYSTALS USED : 3 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 6B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1271 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15232 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 44.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.11000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 18.4000 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 (%) : 97.7 REMARK 200 DATA REDUNDANCY IN SHELL : 6.50 REMARK 200 R MERGE FOR SHELL (I) : 0.41000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.9 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS-HCL(PH 7.8), REMARK 280 30% PEG 4000,0.2 M MGCL2

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 26.33000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.02850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.96050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.02850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.33000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.96050 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 GENERATING THE BIOMOLECULE 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: PQS 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 GLY A 62 REMARK 465 LEU A 63 REMARK 465 PHE A 64 REMARK 465 ASN A 65 REMARK 465 GLY A 66 REMARK 465 THR A 67 REMARK 465 PHE A 68 REMARK 465 VAL A 69 REMARK 465 GLU A 70 REMARK 465 GLY A 71

REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; REMARK 480 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 480 I=INSERTION CODE): REMARK 480 M RES CSSEQI ATOMS REMARK 480 LYS A 29 CG CD CE NZ

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 ASP A 50 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 219 NE - CZ - NH2 ANGL. DEV. = -3.8 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 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 ASN A 22 101.44 -161.67 REMARK 500 ASP A 50 158.31 69.51 REMARK 500 ASN A 60 75.12 -150.44 REMARK 500 HIS A 133 -35.31 -130.25 REMARK 500 ILE A 142 45.63 -142.82 REMARK 500 ILE A 190 -134.83 51.46 REMARK 500 HIS A 235 59.47 -145.35 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE):

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 A1251 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A2141 O REMARK 620 2 ASP A 108 OD1 84.5 REMARK 620 3 HIS A 109 NE2 155.6 84.8 REMARK 620 4 HIS A 235 NE2 90.1 92.7 112.3 REMARK 620 5 HOH A2142 O 61.1 82.1 95.7 151.1 REMARK 620 6 ASP A 191 OD2 91.3 165.0 93.4 101.8 83.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1252 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A2104 O REMARK 620 2 HOH A2142 O 67.9 REMARK 620 3 HIS A 106 ND1 97.4 102.6 REMARK 620 4 ASP A 191 OD2 77.8 74.8 175.1 REMARK 620 5 HIS A 104 NE2 168.9 112.8 93.2 91.6 REMARK 620 6 HIS A 169 NE2 67.4 134.3 92.2 86.9 109.2 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 ZN A1251 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A1252 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1253 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1254

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2A7M RELATED DB: PDB REMARK 900 1.6 ANGSTROM RESOLUTION STRUCTURE OF THE REMARK 900 QUORUM-QUENCHING N-ACYL HOMOSERINE LACTONE REMARK 900 HYDROLASE OF BACILLUS THURINGIENSIS REMARK 900 RELATED ID: 2BR6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF QUORUM-QUENCHING N-ACYL REMARK 900 HOMOSERINE LACTONE LACTONASE

REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE FIRST TWO RESIDUES IN THE SEQRES ARE FROM THE CLONING REMARK 999 PROCEDURE RESULTING FROM THE RESTRICTION ENZYME SITE.

DBREF 2BTN A -1 0 PDB 2BTN 2BTN -1 0 DBREF 2BTN A 1 250 UNP Q7B8C3 Q7B8C3_BACTU 1 250

SEQRES 1 A 252 MET ASP MET THR VAL LYS LYS LEU TYR PHE ILE PRO ALA SEQRES 2 A 252 GLY ARG CYS MET LEU ASP HIS SER SER VAL ASN SER ALA SEQRES 3 A 252 LEU THR PRO GLY LYS LEU LEU ASN LEU PRO VAL TRP CYS SEQRES 4 A 252 TYR LEU LEU GLU THR GLU GLU GLY PRO ILE LEU VAL ASP SEQRES 5 A 252 THR GLY MET PRO GLU SER ALA VAL ASN ASN GLU GLY LEU SEQRES 6 A 252 PHE ASN GLY THR PHE VAL GLU GLY GLN ILE LEU PRO LYS SEQRES 7 A 252 MET THR GLU GLU ASP ARG ILE VAL ASN ILE LEU LYS ARG SEQRES 8 A 252 VAL GLY TYR GLU PRO ASP ASP LEU LEU TYR ILE ILE SER SEQRES 9 A 252 SER HIS LEU HIS PHE ASP HIS ALA GLY GLY ASN GLY ALA SEQRES 10 A 252 PHE THR ASN THR PRO ILE ILE VAL GLN ARG THR GLU TYR SEQRES 11 A 252 GLU ALA ALA LEU HIS ARG GLU GLU TYR MET LYS GLU CYS SEQRES 12 A 252 ILE LEU PRO HIS LEU ASN TYR LYS ILE ILE GLU GLY ASP SEQRES 13 A 252 TYR GLU VAL VAL PRO GLY VAL GLN LEU LEU TYR THR PRO SEQRES 14 A 252 GLY HIS SER PRO GLY HIS GLN SER LEU PHE ILE LYS THR SEQRES 15 A 252 GLU GLN SER GLY SER VAL LEU LEU THR ILE ASP ALA SER SEQRES 16 A 252 TYR THR LYS GLU ASN PHE GLU ASP GLU VAL PRO PHE ALA SEQRES 17 A 252 GLY PHE ASP PRO GLU LEU ALA LEU SER SER ILE LYS ARG SEQRES 18 A 252 LEU LYS GLU VAL VAL LYS LYS GLU LYS PRO ILE ILE PHE SEQRES 19 A 252 PHE GLY HIS ASP ILE GLU GLN GLU LYS SER CYS ARG VAL SEQRES 20 A 252 PHE PRO GLU TYR ILE

HET ZN A1251 1 HET ZN A1252 1 HET GOL A1253 6 HET GOL A1254 6

HETNAM ZN ZINC ION HETNAM GOL GLYCEROL

FORMUL 2 ZN 2(ZN 2+) FORMUL 4 GOL 2(C3 H8 O3) FORMUL 6 HOH *143(H2 O1)

HELIX 1 1 SER A 19 VAL A 21 5 3 HELIX 2 2 PRO A 54 ALA A 57 5 4 HELIX 3 3 THR A 78 ASP A 81 5 4 HELIX 4 4 ARG A 82 GLY A 91 1 10 HELIX 5 5 GLU A 93 LEU A 97 5 5 HELIX 6 6 HIS A 106 GLY A 111 1 6 HELIX 7 7 GLY A 112 PHE A 116 5 5 HELIX 8 8 ARG A 125 LEU A 132 1 8 HELIX 9 9 MET A 138 ILE A 142 5 5 HELIX 10 10 ASP A 191 SER A 193 5 3 HELIX 11 11 THR A 195 ASP A 201 1 7 HELIX 12 12 ASP A 209 LYS A 228 1 20 HELIX 13 13 ASP A 236 LYS A 241 1 6

SHEET 1 AA 7 ILE A 73 LYS A 76 0 SHEET 2 AA 7 LYS A 5 ASP A 17 -1 O ARG A 13 N LYS A 76 SHEET 3 AA 7 LEU A 30 THR A 42 -1 O LEU A 31 N LEU A 16 SHEET 4 AA 7 GLY A 45 VAL A 49 -1 O GLY A 45 N THR A 42 SHEET 5 AA 7 TYR A 99 ILE A 101 1 O TYR A 99 N LEU A 48 SHEET 6 AA 7 ILE A 121 GLN A 124 1 N ILE A 122 O ILE A 100 SHEET 7 AA 7 TYR A 148 ILE A 151 1 O LYS A 149 N VAL A 123 SHEET 1 AB 5 TYR A 155 VAL A 158 0 SHEET 2 AB 5 VAL A 161 TYR A 165 -1 O VAL A 161 N VAL A 157 SHEET 3 AB 5 GLN A 174 THR A 180 -1 O SER A 175 N LEU A 164 SHEET 4 AB 5 GLY A 184 ILE A 190 -1 O GLY A 184 N THR A 180 SHEET 5 AB 5 ILE A 230 PHE A 233 1 O ILE A 230 N LEU A 187

LINK ZN ZN A1251 O HOH A2141 1555 1555 2.54 LINK ZN ZN A1251 OD1 ASP A 108 1555 1555 2.31 LINK ZN ZN A1251 NE2 HIS A 109 1555 1555 2.15 LINK ZN ZN A1251 NE2 HIS A 235 1555 1555 2.18 LINK ZN ZN A1251 O HOH A2142 1555 1555 2.22 LINK ZN ZN A1251 OD2 ASP A 191 1555 1555 2.09 LINK ZN ZN A1252 O HOH A2142 1555 1555 2.08 LINK ZN ZN A1252 ND1 HIS A 106 1555 1555 2.30 LINK ZN ZN A1252 OD2 ASP A 191 1555 1555 2.59 LINK ZN ZN A1252 NE2 HIS A 104 1555 1555 2.27 LINK ZN ZN A1252 NE2 HIS A 169 1555 1555 2.25 LINK ZN ZN A1252 O HOH A2104 1555 1555 2.67

CISPEP 1 PHE A 246 PRO A 247 0 11.20

SITE 1 AC1 7 ASP A 108 HIS A 109 ASP A 191 HIS A 235 SITE 2 AC1 7 ZN A1252 HOH A2141 HOH A2142 SITE 1 AC2 7 HIS A 104 HIS A 106 HIS A 169 ASP A 191 SITE 2 AC2 7 ZN A1251 HOH A2104 HOH A2142 SITE 1 AC3 5 HIS A 145 LEU A 146 LYS A 226 HOH A2082 SITE 2 AC3 5 HOH A2143 SITE 1 AC4 6 MET A -1 HIS A 133 PRO A 229 ILE A 230 SITE 2 AC4 6 ILE A 231 HOH A2001

CRYST1 52.660 55.921 74.057 90.00 90.00 90.00 P 21 21 21 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 0.018990 0.000000 0.000000 0.00000

SCALE2 0.000000 0.017882 0.000000 0.00000

SCALE3 0.000000 0.000000 0.013503 0.00000