HEADER HYDROLASE 08-FEB-13 4J5N TITLE CRYSTAL STRUCTURE OF A DEINOCOCCUS RADIODURANS PTE-LIKE LACTONASE TITLE 2 (DRPLL) MUTANT Y28L/D71N/E101G/E179D/V235L/L270M COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOTRIESTERASE, PUTATIVE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DEINOCOCCUS RADIODURANS; SOURCE 3 ORGANISM_TAXID: 1299; SOURCE 4 GENE: DR0930 (GI 15805954), DR_0930; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21DE3 ROSETTA 2 CELLS KEYWDS METALLOENZYME, TIM BARREL, HYDROLASE, NERVE AGENT, KEYWDS 2 PHOSPHOTRIESTERASE, LACTONASE EXPDTA X-RAY DIFFRACTION AUTHOR M.M.MEIER,C.RAJENDRAN,C.MALISI,N.G.FOX,C.XU,S.SCHLEE,D.P.BARONDEAU, AUTHOR 2 B.HOCKER,R.STERNER,F.M.RAUSHEL REVDAT 4 06-DEC-23 4J5N 1 REMARK REVDAT 3 20-SEP-23 4J5N 1 REMARK SEQADV LINK REVDAT 2 04-SEP-13 4J5N 1 JRNL REVDAT 1 24-JUL-13 4J5N 0 JRNL AUTH M.M.MEIER,C.RAJENDRAN,C.MALISI,N.G.FOX,C.XU,S.SCHLEE, JRNL AUTH 2 D.P.BARONDEAU,B.HOCKER,R.STERNER,F.M.RAUSHEL JRNL TITL MOLECULAR ENGINEERING OF ORGANOPHOSPHATE HYDROLYSIS ACTIVITY JRNL TITL 2 FROM A WEAK PROMISCUOUS LACTONASE TEMPLATE. JRNL REF J.AM.CHEM.SOC. V. 135 11670 2013 JRNL REFN ISSN 0002-7863 JRNL PMID 23837603 JRNL DOI 10.1021/JA405911H REMARK 2 REMARK 2 RESOLUTION. 2.05 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) : 2.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 29122 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) : 0.235 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1475 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) : 2.05 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.07 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3650 REMARK 3 BIN FREE R VALUE : 0.4320 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 49 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2431 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 210 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 38.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.593 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.325 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.138 ; 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: NULL REMARK 4 REMARK 4 4J5N COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-FEB-13. REMARK 100 THE DEPOSITION ID IS D_1000077626. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUL-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9794 REMARK 200 MONOCHROMATOR : SI(111), SIDE SCATTERING I-BEAM REMARK 200 BENT SINGLE CRYSTAL; ASYMMETRIC REMARK 200 CUT 4.9650 DEG REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XFIT, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29424 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.050 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 18.40 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.13700 REMARK 200 FOR THE DATA SET : 36.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.09 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 19.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.47300 REMARK 200 FOR SHELL : 7.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: XFIT REMARK 200 STARTING MODEL: 3FDK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2 UL OF PROTEIN (~10 MG/ML) AND 2 UL REMARK 280 OF WELL SOLUTION (0.1 M IMIDAZOLE PH 8.0, 10% PEG 8000, 0.2 M REMARK 280 CA(OAC)2 ) WERE MIXED AND PLACED ON A SILICONIZED COVERSLIP OVER REMARK 280 500 UL OF THE WELL SOLUTION. CRYO 14% EG, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 67.89000 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 135.78000 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 135.78000 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 67.89000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3910 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22280 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -75.0 KCAL/MOL 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 67.89000 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 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 CO A 401 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 21 NE2 REMARK 620 2 HIS A 23 NE2 113.7 REMARK 620 3 KCX A 143 OQ2 94.0 94.0 REMARK 620 4 ASP A 264 OD1 91.8 82.1 174.0 REMARK 620 5 HOH A 688 O 108.6 135.8 95.6 84.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CO A 402 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 KCX A 143 OQ1 REMARK 620 2 HIS A 176 ND1 109.2 REMARK 620 3 HIS A 204 NE2 107.5 90.1 REMARK 620 4 HOH A 622 O 161.8 83.9 84.4 REMARK 620 5 HOH A 688 O 85.5 162.8 93.9 79.9 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO A 402 DBREF 4J5N A 1 323 UNP Q9RVU2 Q9RVU2_DEIRA 1 323 SEQADV 4J5N LEU A 28 UNP Q9RVU2 TYR 28 ENGINEERED MUTATION SEQADV 4J5N ASN A 71 UNP Q9RVU2 ASP 71 ENGINEERED MUTATION SEQADV 4J5N GLY A 101 UNP Q9RVU2 GLU 101 ENGINEERED MUTATION SEQADV 4J5N ASP A 179 UNP Q9RVU2 GLU 179 ENGINEERED MUTATION SEQADV 4J5N LEU A 235 UNP Q9RVU2 VAL 235 ENGINEERED MUTATION SEQADV 4J5N MET A 270 UNP Q9RVU2 LEU 270 ENGINEERED MUTATION SEQRES 1 A 323 MET THR ALA GLN THR VAL THR GLY ALA VAL ALA ALA ALA SEQRES 2 A 323 GLN LEU GLY ALA THR LEU PRO HIS GLU HIS VAL ILE PHE SEQRES 3 A 323 GLY LEU PRO GLY TYR ALA GLY ASP VAL THR LEU GLY PRO SEQRES 4 A 323 PHE ASP HIS ALA ALA ALA LEU ALA SER CYS THR GLU THR SEQRES 5 A 323 ALA ARG ALA LEU LEU ALA ARG GLY ILE GLN THR VAL VAL SEQRES 6 A 323 ASP ALA THR PRO ASN ASN CYS GLY ARG ASN PRO ALA PHE SEQRES 7 A 323 LEU ARG GLU VAL SER GLU ALA THR GLY LEU GLN ILE LEU SEQRES 8 A 323 CYS ALA THR GLY PHE TYR TYR GLU GLY GLY GLY ALA THR SEQRES 9 A 323 THR TYR PHE LYS PHE ARG ALA SER LEU GLY ASP ALA GLU SEQRES 10 A 323 SER GLU ILE TYR GLU MET MET ARG THR GLU VAL THR GLU SEQRES 11 A 323 GLY ILE ALA GLY THR GLY ILE ARG ALA GLY VAL ILE KCX SEQRES 12 A 323 LEU ALA SER SER ARG ASP ALA ILE THR PRO TYR GLU GLN SEQRES 13 A 323 LEU PHE PHE ARG ALA ALA ALA ARG VAL GLN ARG GLU THR SEQRES 14 A 323 GLY VAL PRO ILE ILE THR HIS THR GLN ASP GLY GLN GLN SEQRES 15 A 323 GLY PRO GLN GLN ALA GLU LEU LEU THR SER LEU GLY ALA SEQRES 16 A 323 ASP PRO ALA ARG ILE MET ILE GLY HIS MET ASP GLY ASN SEQRES 17 A 323 THR ASP PRO ALA TYR HIS ARG GLU THR LEU ARG HIS GLY SEQRES 18 A 323 VAL SER ILE ALA PHE ASP ARG ILE GLY LEU GLN GLY MET SEQRES 19 A 323 LEU GLY THR PRO THR ASP ALA GLU ARG LEU SER VAL LEU SEQRES 20 A 323 THR THR LEU LEU GLY GLU GLY TYR ALA ASP ARG LEU LEU SEQRES 21 A 323 LEU SER HIS ASP SER ILE TRP HIS TRP MET GLY ARG PRO SEQRES 22 A 323 PRO ALA ILE PRO GLU ALA ALA LEU PRO ALA VAL LYS ASP SEQRES 23 A 323 TRP HIS PRO LEU HIS ILE SER ASP ASP ILE LEU PRO ASP SEQRES 24 A 323 LEU ARG ARG ARG GLY ILE THR GLU GLU GLN VAL GLY GLN SEQRES 25 A 323 MET THR VAL GLY ASN PRO ALA ARG LEU PHE GLY MODRES 4J5N KCX A 143 LYS LYSINE NZ-CARBOXYLIC ACID HET KCX A 143 12 HET CO A 401 1 HET CO A 402 1 HETNAM KCX LYSINE NZ-CARBOXYLIC ACID HETNAM CO COBALT (II) ION FORMUL 1 KCX C7 H14 N2 O4 FORMUL 2 CO 2(CO 2+) FORMUL 4 HOH *210(H2 O) HELIX 1 1 ALA A 11 LEU A 15 5 5 HELIX 2 2 GLY A 30 VAL A 35 5 6 HELIX 3 3 ASP A 41 ARG A 59 1 19 HELIX 4 4 ASN A 75 GLY A 87 1 13 HELIX 5 5 TYR A 98 GLY A 102 5 5 HELIX 6 6 THR A 104 GLY A 114 1 11 HELIX 7 7 ASP A 115 GLU A 130 1 16 HELIX 8 8 TYR A 154 GLY A 170 1 17 HELIX 9 9 GLN A 182 LEU A 193 1 12 HELIX 10 10 ASP A 196 ALA A 198 5 3 HELIX 11 11 HIS A 204 ASN A 208 5 5 HELIX 12 12 ASP A 210 ARG A 219 1 10 HELIX 13 13 THR A 239 GLY A 252 1 14 HELIX 14 14 GLU A 253 ASP A 257 5 5 HELIX 15 15 PRO A 277 ALA A 279 5 3 HELIX 16 16 ALA A 280 LYS A 285 1 6 HELIX 17 17 LEU A 290 ASP A 295 1 6 HELIX 18 18 ASP A 295 GLY A 304 1 10 HELIX 19 19 THR A 306 VAL A 315 1 10 HELIX 20 20 VAL A 315 GLY A 323 1 9 SHEET 1 A 2 ALA A 3 THR A 5 0 SHEET 2 A 2 GLY A 8 VAL A 10 -1 O VAL A 10 N ALA A 3 SHEET 1 B 4 GLN A 89 LEU A 91 0 SHEET 2 B 4 ILE A 61 ASP A 66 1 N ASP A 66 O LEU A 91 SHEET 3 B 4 ALA A 17 PHE A 26 1 N LEU A 19 O VAL A 65 SHEET 4 B 4 ILE A 266 TRP A 269 1 O TRP A 267 N HIS A 23 SHEET 1 C 5 ILE A 142 ALA A 145 0 SHEET 2 C 5 ILE A 173 HIS A 176 1 O ILE A 174 N ILE A 142 SHEET 3 C 5 ILE A 200 ILE A 202 1 O MET A 201 N ILE A 173 SHEET 4 C 5 SER A 223 PHE A 226 1 O ALA A 225 N ILE A 202 SHEET 5 C 5 LEU A 259 LEU A 261 1 O LEU A 260 N PHE A 226 LINK C ILE A 142 N KCX A 143 1555 1555 1.34 LINK C KCX A 143 N LEU A 144 1555 1555 1.33 LINK NE2 HIS A 21 CO CO A 401 1555 1555 2.27 LINK NE2 HIS A 23 CO CO A 401 1555 1555 2.02 LINK OQ2 KCX A 143 CO CO A 401 1555 1555 2.30 LINK OQ1 KCX A 143 CO CO A 402 1555 1555 2.13 LINK ND1 HIS A 176 CO CO A 402 1555 1555 2.15 LINK NE2 HIS A 204 CO CO A 402 1555 1555 2.09 LINK OD1 ASP A 264 CO CO A 401 1555 1555 2.23 LINK CO CO A 401 O HOH A 688 1555 1555 1.74 LINK CO CO A 402 O HOH A 622 1555 1555 2.47 LINK CO CO A 402 O HOH A 688 1555 1555 2.31 SITE 1 AC1 6 HIS A 21 HIS A 23 KCX A 143 ASP A 264 SITE 2 AC1 6 CO A 402 HOH A 688 SITE 1 AC2 6 KCX A 143 HIS A 176 HIS A 204 CO A 401 SITE 2 AC2 6 HOH A 622 HOH A 688 CRYST1 61.655 61.655 203.670 90.00 90.00 120.00 P 31 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 0.016219 0.009364 0.000000 0.00000 SCALE2 0.000000 0.018728 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004910 0.00000