HEADER TRANSPORT PROTEIN 11-DEC-14 4RXL TITLE CRYSTAL STRUCTURE OF MOLYBDENUM ABC TRANSPORTER SOLUTE BINDING PROTEIN TITLE 2 VC_A0726 FROM VIBRIO CHOLERAE, TARGET EFI-510913, IN COMPLEX WITH TITLE 3 TUNGSTATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: MOLYBDENUM ABC TRANSPORTER, PERIPLASMIC MOLYBDENUM-BINDING COMPND 3 PROTEIN; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: UNP RESIDUES 23-254; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: VIBRIO CHOLERAE; SOURCE 3 ORGANISM_TAXID: 243277; SOURCE 4 STRAIN: ATCC 39315 / EL TOR INABA N16961; SOURCE 5 GENE: VC_A0726; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET KEYWDS TRANSPORTER, ABC-TYPE, ENZYME FUNCTION INITIATIVE, EFI, STRUCTURAL KEYWDS 2 GENOMICS, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.PATSKOVSKY,R.TORO,R.BHOSLE,N.AL OBAIDI,L.L.MORISCO,S.R.WASSERMAN, AUTHOR 2 S.CHAMALA,J.D.ATTONITO,A.SCOTT GLENN,S.CHOWDHURY,J.LAFLEUR, AUTHOR 3 B.HILLERICH,R.D.SIEDEL,J.LOVE,K.L.WHALEN,J.A.GERLT,S.C.ALMO,ENZYME AUTHOR 4 FUNCTION INITIATIVE (EFI) REVDAT 3 28-FEB-24 4RXL 1 REMARK SEQADV REVDAT 2 24-JAN-18 4RXL 1 AUTHOR REVDAT 1 24-DEC-14 4RXL 0 JRNL AUTH Y.PATSKOVSKY,R.TORO,R.BHOSLE,N.AL OBAIDI,S.CHAMALA, JRNL AUTH 2 A.SCOTT GLENN,J.D.ATTONITO,S.CHOWDHURY,J.LAFLEUR,R.D.SIEDEL, JRNL AUTH 3 L.L.MORISCO,S.R.WASSERMAN,B.HILLERICH,J.LOVE,K.L.WHALEN, JRNL AUTH 4 J.A.GERLT,S.C.ALMO JRNL TITL CRYSTAL STRUCTURE OF MOLYBDATE TRANSPORTER VC_A0726 FROM JRNL TITL 2 VIBRIO CHOLERAE, TARGET EFI-510913 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.52 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0073 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.52 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 93.1 REMARK 3 NUMBER OF REFLECTIONS : 28440 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) : 0.172 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.900 REMARK 3 FREE R VALUE TEST SET COUNT : 837 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) : 1.52 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.56 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2202 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.21 REMARK 3 BIN R VALUE (WORKING SET) : 0.2090 REMARK 3 BIN FREE R VALUE SET COUNT : 55 REMARK 3 BIN FREE R VALUE : 0.2760 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1731 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 106 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.31 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.04000 REMARK 3 B22 (A**2) : -1.11000 REMARK 3 B33 (A**2) : 1.16000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.51000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.080 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.084 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.062 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.301 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.971 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.958 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1787 ; 0.011 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1715 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2444 ; 1.312 ; 1.949 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3920 ; 0.760 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 232 ; 5.229 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 77 ;36.535 ;24.675 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 279 ;14.302 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 10 ;14.011 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 288 ; 0.104 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2073 ; 0.005 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 409 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 922 ; 4.535 ; 1.929 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 921 ; 4.524 ; 1.924 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1153 ; 5.459 ; 3.249 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1154 ; 5.458 ; 3.255 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 865 ;10.550 ; 2.812 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 861 ;10.462 ; 2.814 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1285 ;12.560 ; 4.332 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 2012 ;12.170 ; 9.894 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1971 ;12.230 ; 9.669 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 25 A 253 REMARK 3 ORIGIN FOR THE GROUP (A): 25.4593 1.5182 20.9338 REMARK 3 T TENSOR REMARK 3 T11: 0.0379 T22: 0.0191 REMARK 3 T33: 0.0138 T12: -0.0065 REMARK 3 T13: 0.0135 T23: -0.0076 REMARK 3 L TENSOR REMARK 3 L11: 2.5580 L22: 2.2397 REMARK 3 L33: 1.7865 L12: -0.7493 REMARK 3 L13: 0.4199 L23: -0.3158 REMARK 3 S TENSOR REMARK 3 S11: -0.0107 S12: 0.0695 S13: 0.0234 REMARK 3 S21: -0.0442 S22: -0.0800 S23: 0.0309 REMARK 3 S31: -0.0382 S32: -0.0035 S33: 0.0908 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 4RXL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-DEC-14. REMARK 100 THE DEPOSITION ID IS D_1000087921. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-NOV-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 31-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX225HE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28440 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.520 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 200 DATA REDUNDANCY : 7.300 REMARK 200 R MERGE (I) : 0.12400 REMARK 200 R SYM (I) : 0.12400 REMARK 200 FOR THE DATA SET : 18.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.52 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.70 REMARK 200 R MERGE FOR SHELL (I) : 0.87000 REMARK 200 R SYM FOR SHELL (I) : 0.87000 REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN (10 MM HEPES, PH 7.5, 5 MM REMARK 280 DTT, 10 MM SODIUM TUNGSTATE); RESERVOIR: 0.1 M TRIS:HCL, PH 7.0, REMARK 280 0.2 M MAGNESIUM CHLORIDE, 10% PEG8000; CRYOPROTECTION: RESERVOIR REMARK 280 SOLUTION PLUS 20% GLYCEROL (VOL/VOL); VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 294K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 28.31650 REMARK 290 SMTRY3 2 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 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 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 SER A 21 REMARK 465 MET A 22 REMARK 465 LYS A 23 REMARK 465 GLU A 24 REMARK 465 GLU A 254 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLN A 47 CG CD OE1 NE2 REMARK 470 LEU A 53 CG CD1 CD2 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 ALA A 132 -120.19 60.55 REMARK 500 ALA A 143 -31.56 -132.77 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 WO4 A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EFI-510913 RELATED DB: TARGETTRACK DBREF 4RXL A 23 254 UNP Q9KLL7 Q9KLL7_VIBCH 23 254 SEQADV 4RXL SER A 21 UNP Q9KLL7 EXPRESSION TAG SEQADV 4RXL MET A 22 UNP Q9KLL7 EXPRESSION TAG SEQRES 1 A 234 SER MET LYS GLU THR LEU HIS ILE TYR ALA ALA SER SER SEQRES 2 A 234 MET THR ASN ALA VAL ASN ALA LEU VAL ALA ASP TYR SER SEQRES 3 A 234 GLN GLN HIS ASP VAL LYS LEU VAL THR VAL TYR GLY GLY SEQRES 4 A 234 SER SER SER LEU ALA ARG GLN ILE GLU ALA GLY ALA PRO SEQRES 5 A 234 ALA ASP LEU PHE ILE SER ALA ASN GLU GLU TRP ALA ASN SEQRES 6 A 234 TYR LEU VAL GLU LYS GLY LEU VAL LYS PRO ASN LYS VAL SEQRES 7 A 234 VAL THR LEU ALA ALA ASN SER LEU VAL LEU ILE ARG PRO SEQRES 8 A 234 THR ALA GLN PRO VAL ALA SER PHE GLU LEU GLN ASP ALA SEQRES 9 A 234 ALA ALA TRP GLN THR ALA LEU ALA ASP SER ARG LEU ALA SEQRES 10 A 234 VAL ALA GLN VAL ASP ALA VAL PRO ALA GLY MET TYR ALA SEQRES 11 A 234 LYS GLN ALA LEU GLN HIS ALA GLY VAL TRP PRO GLU LEU SEQRES 12 A 234 GLU SER ARG LEU ALA GLN THR ASN ASN VAL ARG LEU ALA SEQRES 13 A 234 LEU ALA LEU VAL GLU ARG GLY GLU SER PRO LEU GLY ILE SEQRES 14 A 234 VAL TYR LYS THR ASP ALA LEU LEU SER ASP LYS VAL THR SEQRES 15 A 234 ILE VAL THR ALA PHE SER ALA GLN SER HIS GLN PRO ILE SEQRES 16 A 234 ARG TYR PRO LEU ALA GLN LEU ASN ASP LYS ALA ALA SER SEQRES 17 A 234 ALA GLU TRP VAL ALA TYR LEU ARG SER ASP ALA ALA GLN SEQRES 18 A 234 GLN ILE LEU GLN ARG PHE GLY PHE GLU SER VAL SER GLU HET WO4 A 301 5 HETNAM WO4 TUNGSTATE(VI)ION FORMUL 2 WO4 O4 W 2- FORMUL 3 HOH *106(H2 O) HELIX 1 1 MET A 34 HIS A 49 1 16 HELIX 2 2 GLY A 59 GLY A 70 1 12 HELIX 3 3 ASN A 80 LYS A 90 1 11 HELIX 4 4 LYS A 94 ASN A 96 5 3 HELIX 5 5 ASP A 123 ALA A 132 1 10 HELIX 6 6 VAL A 144 ALA A 157 1 14 HELIX 7 7 VAL A 159 GLU A 164 1 6 HELIX 8 8 ASN A 172 ARG A 182 1 11 HELIX 9 9 LYS A 192 SER A 198 1 7 HELIX 10 10 SER A 208 HIS A 212 5 5 HELIX 11 11 LYS A 225 ARG A 236 1 12 HELIX 12 12 SER A 237 PHE A 247 1 11 SHEET 1 A 5 LEU A 53 GLY A 58 0 SHEET 2 A 5 LEU A 26 ALA A 31 1 N LEU A 26 O VAL A 54 SHEET 3 A 5 LEU A 75 ILE A 77 1 O LEU A 75 N TYR A 29 SHEET 4 A 5 ILE A 215 GLN A 221 -1 O ALA A 220 N PHE A 76 SHEET 5 A 5 VAL A 98 ASN A 104 -1 N LEU A 101 O TYR A 217 SHEET 1 B 3 GLY A 188 TYR A 191 0 SHEET 2 B 3 LEU A 106 PRO A 111 -1 N VAL A 107 O VAL A 190 SHEET 3 B 3 VAL A 201 ALA A 206 -1 O VAL A 204 N LEU A 108 SHEET 1 C 2 LEU A 136 ALA A 139 0 SHEET 2 C 2 LEU A 167 THR A 170 1 O ALA A 168 N LEU A 136 SITE 1 AC1 11 ALA A 31 SER A 32 SER A 33 GLY A 59 SITE 2 AC1 11 SER A 60 VAL A 144 PRO A 145 ALA A 146 SITE 3 AC1 11 ASN A 172 VAL A 173 TYR A 191 CRYST1 36.445 56.633 50.146 90.00 90.26 90.00 P 1 21 1 2 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 0.027439 0.000000 0.000125 0.00000 SCALE2 0.000000 0.017658 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019942 0.00000