HEADER TRANSCRIPTION, TRANSCRIPTION REGULATION 01-APR-10 3MEX TITLE CRYSTAL STRUCTURE OF MEXR IN OXIDIZED STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: MULTIDRUG RESISTANCE OPERON REPRESSOR; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUE 1-142; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 208964; SOURCE 4 STRAIN: PAO1; SOURCE 5 GENE: MEXR; 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: PET28A KEYWDS ANTIBIOTICS RESISTANCE REGULATION, OXIDATIVE STRESS, THIOL KEYWDS 2 MODIFICATION, DNA-BINDING, TRANSCRIPTION, TRANSCRIPTION REGULATION EXPDTA X-RAY DIFFRACTION AUTHOR H.CHEN,C.YI,J.ZHANG,W.ZHANG,C.-G.YANG,C.HE REVDAT 4 30-OCT-24 3MEX 1 REMARK REVDAT 3 01-NOV-23 3MEX 1 SEQADV REVDAT 2 08-SEP-10 3MEX 1 JRNL REVDAT 1 28-JUL-10 3MEX 0 JRNL AUTH H.CHEN,C.YI,J.ZHANG,W.ZHANG,Z.GE,C.-G.YANG,C.HE JRNL TITL STRUCTURAL INSIGHT INTO THE OXIDATION-SENSING MECHANISM OF JRNL TITL 2 THE ANTIBIOTIC RESISTANCE OF REGULATOR MEXR JRNL REF EMBO REP. V. 11 685 2010 JRNL REFN ISSN 1469-221X JRNL PMID 20616806 JRNL DOI 10.1038/EMBOR.2010.96 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 6.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 16091 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) : 0.218 REMARK 3 R VALUE (WORKING SET) : 0.215 REMARK 3 FREE R VALUE : 0.260 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 870 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.15 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1132 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.09 REMARK 3 BIN R VALUE (WORKING SET) : 0.2340 REMARK 3 BIN FREE R VALUE SET COUNT : 61 REMARK 3 BIN FREE R VALUE : 0.3290 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2296 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 100 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.30000 REMARK 3 B22 (A**2) : -0.15000 REMARK 3 B33 (A**2) : 3.44000 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): 0.280 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.215 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.162 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.036 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.943 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): 2334 ; 0.011 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3160 ; 1.369 ; 1.979 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 282 ; 5.378 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 124 ;35.981 ;23.710 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 432 ;16.076 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 28 ;17.094 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 362 ; 0.091 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1780 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1056 ; 0.221 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1615 ; 0.297 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 126 ; 0.192 ; 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): 53 ; 0.181 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 17 ; 0.232 ; 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): 1472 ; 0.968 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2316 ; 1.604 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 923 ; 2.428 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 844 ; 3.970 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : NULL 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3MEX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 06-APR-10. REMARK 100 THE DEPOSITION ID IS D_1000058459. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-FEB-09 REMARK 200 TEMPERATURE (KELVIN) : 173 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0332 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17076 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 6.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 7.100 REMARK 200 R MERGE (I) : 0.07800 REMARK 200 R SYM (I) : 0.05500 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 26.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.30 REMARK 200 R MERGE FOR SHELL (I) : 0.48600 REMARK 200 R SYM FOR SHELL (I) : 0.37900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASES REMARK 200 STARTING MODEL: PDB ENTRY 1LNW REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.8M SODIUM ACETATE TRIHYDRATE, PH 7, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 19.77700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 49.08650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.09150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 49.08650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.77700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.09150 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: 5780 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15190 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -62.0 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 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 O ARG B 85 O SER B 92 2.18 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 ASN A 6 119.80 -36.16 REMARK 500 GLN A 60 39.21 -92.96 REMARK 500 ASP A 89 85.24 -159.01 REMARK 500 ARG B 63 -60.88 -102.12 REMARK 500 ASN B 86 115.77 106.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1LNW RELATED DB: PDB REMARK 900 SAME PROTEIN REMARK 900 RELATED ID: 3ECH RELATED DB: PDB REMARK 900 SAME PROTEIN IN COMPLEX WITH ITS ANTIREPRESSOR ARMR DBREF 3MEX A 1 142 UNP P52003 MEXR_PSEAE 1 142 DBREF 3MEX B 1 142 UNP P52003 MEXR_PSEAE 1 142 SEQADV 3MEX SER A 138 UNP P52003 CYS 138 ENGINEERED MUTATION SEQADV 3MEX SER B 138 UNP P52003 CYS 138 ENGINEERED MUTATION SEQRES 1 A 142 MET ASN TYR PRO VAL ASN PRO ASP LEU MET PRO ALA LEU SEQRES 2 A 142 MET ALA VAL PHE GLN HIS VAL ARG THR ARG ILE GLN SER SEQRES 3 A 142 GLU LEU ASP CYS GLN ARG LEU ASP LEU THR PRO PRO ASP SEQRES 4 A 142 VAL HIS VAL LEU LYS LEU ILE ASP GLU GLN ARG GLY LEU SEQRES 5 A 142 ASN LEU GLN ASP LEU GLY ARG GLN MET CYS ARG ASP LYS SEQRES 6 A 142 ALA LEU ILE THR ARG LYS ILE ARG GLU LEU GLU GLY ARG SEQRES 7 A 142 ASN LEU VAL ARG ARG GLU ARG ASN PRO SER ASP GLN ARG SEQRES 8 A 142 SER PHE GLN LEU PHE LEU THR ASP GLU GLY LEU ALA ILE SEQRES 9 A 142 HIS GLN HIS ALA GLU ALA ILE MET SER ARG VAL HIS ASP SEQRES 10 A 142 GLU LEU PHE ALA PRO LEU THR PRO VAL GLU GLN ALA THR SEQRES 11 A 142 LEU VAL HIS LEU LEU ASP GLN SER LEU ALA ALA GLN SEQRES 1 B 142 MET ASN TYR PRO VAL ASN PRO ASP LEU MET PRO ALA LEU SEQRES 2 B 142 MET ALA VAL PHE GLN HIS VAL ARG THR ARG ILE GLN SER SEQRES 3 B 142 GLU LEU ASP CYS GLN ARG LEU ASP LEU THR PRO PRO ASP SEQRES 4 B 142 VAL HIS VAL LEU LYS LEU ILE ASP GLU GLN ARG GLY LEU SEQRES 5 B 142 ASN LEU GLN ASP LEU GLY ARG GLN MET CYS ARG ASP LYS SEQRES 6 B 142 ALA LEU ILE THR ARG LYS ILE ARG GLU LEU GLU GLY ARG SEQRES 7 B 142 ASN LEU VAL ARG ARG GLU ARG ASN PRO SER ASP GLN ARG SEQRES 8 B 142 SER PHE GLN LEU PHE LEU THR ASP GLU GLY LEU ALA ILE SEQRES 9 B 142 HIS GLN HIS ALA GLU ALA ILE MET SER ARG VAL HIS ASP SEQRES 10 B 142 GLU LEU PHE ALA PRO LEU THR PRO VAL GLU GLN ALA THR SEQRES 11 B 142 LEU VAL HIS LEU LEU ASP GLN SER LEU ALA ALA GLN FORMUL 3 HOH *100(H2 O) HELIX 1 1 ASP A 8 GLN A 31 1 24 HELIX 2 2 THR A 36 GLN A 49 1 14 HELIX 3 3 ASN A 53 LEU A 57 5 5 HELIX 4 4 ASP A 64 ARG A 78 1 15 HELIX 5 5 THR A 98 ALA A 121 1 24 HELIX 6 6 THR A 124 ALA A 140 1 17 HELIX 7 7 ASP B 8 GLN B 31 1 24 HELIX 8 8 THR B 36 GLU B 48 1 13 HELIX 9 9 ARG B 50 GLN B 60 1 11 HELIX 10 10 ALA B 66 ARG B 78 1 13 HELIX 11 11 THR B 98 ALA B 121 1 24 HELIX 12 12 THR B 124 ALA B 141 1 18 SHEET 1 A 2 VAL A 81 ARG A 85 0 SHEET 2 A 2 PHE A 93 LEU A 97 -1 O GLN A 94 N GLU A 84 SHEET 1 B 2 VAL B 81 GLU B 84 0 SHEET 2 B 2 GLN B 94 LEU B 97 -1 O PHE B 96 N ARG B 82 SSBOND 1 CYS A 30 CYS B 62 1555 1555 2.07 SSBOND 2 CYS A 62 CYS B 30 1555 1555 2.04 CRYST1 39.554 72.183 98.173 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 0.025282 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013854 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010186 0.00000