PDB Short entry for 3PWT HEADER ISOMERASE 08-DEC-10 3PWT TITLE CRYSTAL STRUCTURE OF MUTANT E.COLI TOPOISOMERASE IA COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA TOPOISOMERASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL CATALYTICAL DOMAIN, 67K; COMPND 5 EC: 5.99.1.2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 STRAIN: K12; SOURCE 5 GENE: TOPA, SUPX, B1274, JW1266; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 KEYWDS TOPOISOMERASE, DNA RELAXATION, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR Z.ZHANG,C.BOKUN,Y.-C.TSE-DINH REVDAT 2 08-NOV-17 3PWT 1 REMARK REVDAT 1 29-DEC-10 3PWT 0 JRNL AUTH Z.ZHANG,B.CHENG,Y.-C.TSE-DINH JRNL TITL CRYSTAL STRUCTURE OF MUTANT E.COLI TOPOISOMERASE IA JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.25 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.2 REMARK 3 NUMBER OF REFLECTIONS : 54744 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : 0.1 RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.217 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.800 REMARK 3 FREE R VALUE TEST SET COUNT : 5575 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4482 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 421 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.14 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -7.97400 REMARK 3 B22 (A**2) : 10.81600 REMARK 3 B33 (A**2) : -2.84300 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): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.452 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.217 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.215 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.332 ; 2.500 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3PWT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-DEC-10. REMARK 100 THE DEPOSITION ID IS D_1000062908. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-NOV-10 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 56044 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 9.700 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2M AMMONIUM SULFATE, PH 7.4, VAPOR REMARK 280 DIFFUSION, TEMPERATURE 288K 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 31.74650 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 70.50650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.63150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 70.50650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 31.74650 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 39.63150 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: 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 MET A 1 REMARK 465 SER A 40 REMARK 465 GLY A 41 REMARK 465 SER A 42 REMARK 465 ALA A 43 REMARK 465 ALA A 44 REMARK 465 LYS A 45 REMARK 465 LYS A 46 REMARK 465 SER A 47 REMARK 465 ALA A 48 REMARK 465 ASP A 49 REMARK 465 SER A 50 REMARK 465 THR A 51 REMARK 465 SER A 52 REMARK 465 THR A 53 REMARK 465 LYS A 54 REMARK 465 THR A 55 REMARK 465 ALA A 56 REMARK 465 LYS A 57 REMARK 465 LYS A 58 REMARK 465 PRO A 59 REMARK 465 LYS A 60 REMARK 465 LYS A 61 REMARK 465 SER A 357 REMARK 465 LYS A 358 REMARK 465 GLU A 359 REMARK 465 ASN A 360 REMARK 465 SER A 361 REMARK 465 GLN A 362 REMARK 465 GLU A 363 REMARK 465 LYS A 443 REMARK 465 GLY A 444 REMARK 465 ASP A 445 REMARK 465 SER A 596 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 VAL A 31 78.16 55.26 REMARK 500 GLU A 63 165.75 175.90 REMARK 500 ALA A 109 47.47 -104.90 REMARK 500 ALA A 188 142.71 -171.18 REMARK 500 ARG A 247 79.29 -153.64 REMARK 500 ARG A 448 -119.89 164.03 REMARK 500 LEU A 450 154.44 -49.12 REMARK 500 PHE A 534 51.71 -140.15 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 SO4 A 599 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 600 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 601 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ECL RELATED DB: PDB REMARK 900 RELATED ID: 1CY0 RELATED DB: PDB REMARK 900 RELATED ID: 1CY2 RELATED DB: PDB REMARK 900 RELATED ID: 1CY4 RELATED DB: PDB REMARK 900 RELATED ID: 1CY6 RELATED DB: PDB REMARK 900 RELATED ID: 1CY7 RELATED DB: PDB DBREF 3PWT A 1 596 UNP P06612 TOP1_ECOLI 1 596 SEQADV 3PWT ASN A 111 UNP P06612 ASP 111 ENGINEERED MUTATION SEQRES 1 A 596 MET GLY LYS ALA LEU VAL ILE VAL GLU SER PRO ALA LYS SEQRES 2 A 596 ALA LYS THR ILE ASN LYS TYR LEU GLY SER ASP TYR VAL SEQRES 3 A 596 VAL LYS SER SER VAL GLY HIS ILE ARG ASP LEU PRO THR SEQRES 4 A 596 SER GLY SER ALA ALA LYS LYS SER ALA ASP SER THR SER SEQRES 5 A 596 THR LYS THR ALA LYS LYS PRO LYS LYS ASP GLU ARG GLY SEQRES 6 A 596 ALA LEU VAL ASN ARG MET GLY VAL ASP PRO TRP HIS ASN SEQRES 7 A 596 TRP GLU ALA HIS TYR GLU VAL LEU PRO GLY LYS GLU LYS SEQRES 8 A 596 VAL VAL SER GLU LEU LYS GLN LEU ALA GLU LYS ALA ASP SEQRES 9 A 596 HIS ILE TYR LEU ALA THR ASN LEU ASP ARG GLU GLY GLU SEQRES 10 A 596 ALA ILE ALA TRP HIS LEU ARG GLU VAL ILE GLY GLY ASP SEQRES 11 A 596 ASP ALA ARG TYR SER ARG VAL VAL PHE ASN GLU ILE THR SEQRES 12 A 596 LYS ASN ALA ILE ARG GLN ALA PHE ASN LYS PRO GLY GLU SEQRES 13 A 596 LEU ASN ILE ASP ARG VAL ASN ALA GLN GLN ALA ARG ARG SEQRES 14 A 596 PHE MET ASP ARG VAL VAL GLY TYR MET VAL SER PRO LEU SEQRES 15 A 596 LEU TRP LYS LYS ILE ALA ARG GLY LEU SER ALA GLY ARG SEQRES 16 A 596 VAL GLN SER VAL ALA VAL ARG LEU VAL VAL GLU ARG GLU SEQRES 17 A 596 ARG GLU ILE LYS ALA PHE VAL PRO GLU GLU PHE TRP GLU SEQRES 18 A 596 VAL ASP ALA SER THR THR THR PRO SER GLY GLU ALA LEU SEQRES 19 A 596 ALA LEU GLN VAL THR HIS GLN ASN ASP LYS PRO PHE ARG SEQRES 20 A 596 PRO VAL ASN LYS GLU GLN THR GLN ALA ALA VAL SER LEU SEQRES 21 A 596 LEU GLU LYS ALA ARG TYR SER VAL LEU GLU ARG GLU ASP SEQRES 22 A 596 LYS PRO THR THR SER LYS PRO GLY ALA PRO PHE ILE THR SEQRES 23 A 596 SER THR LEU GLN GLN ALA ALA SER THR ARG LEU GLY PHE SEQRES 24 A 596 GLY VAL LYS LYS THR MET MET MET ALA GLN ARG LEU TYR SEQRES 25 A 596 GLU ALA GLY TYR ILE THR TYR MET ARG THR ASP SER THR SEQRES 26 A 596 ASN LEU SER GLN ASP ALA VAL ASN MET VAL ARG GLY TYR SEQRES 27 A 596 ILE SER ASP ASN PHE GLY LYS LYS TYR LEU PRO GLU SER SEQRES 28 A 596 PRO ASN GLN TYR ALA SER LYS GLU ASN SER GLN GLU ALA SEQRES 29 A 596 HIS GLU ALA ILE ARG PRO SER ASP VAL ASN VAL MET ALA SEQRES 30 A 596 GLU SER LEU LYS ASP MET GLU ALA ASP ALA GLN LYS LEU SEQRES 31 A 596 TYR GLN LEU ILE TRP ARG GLN PHE VAL ALA CYS GLN MET SEQRES 32 A 596 THR PRO ALA LYS TYR ASP SER THR THR LEU THR VAL GLY SEQRES 33 A 596 ALA GLY ASP PHE ARG LEU LYS ALA ARG GLY ARG ILE LEU SEQRES 34 A 596 ARG PHE ASP GLY TRP THR LYS VAL MET PRO ALA LEU ARG SEQRES 35 A 596 LYS GLY ASP GLU ASP ARG ILE LEU PRO ALA VAL ASN LYS SEQRES 36 A 596 GLY ASP ALA LEU THR LEU VAL GLU LEU THR PRO ALA GLN SEQRES 37 A 596 HIS PHE THR LYS PRO PRO ALA ARG PHE SER GLU ALA SER SEQRES 38 A 596 LEU VAL LYS GLU LEU GLU LYS ARG GLY ILE GLY ARG PRO SEQRES 39 A 596 SER THR TYR ALA SER ILE ILE SER THR ILE GLN ASP ARG SEQRES 40 A 596 GLY TYR VAL ARG VAL GLU ASN ARG ARG PHE TYR ALA GLU SEQRES 41 A 596 LYS MET GLY GLU ILE VAL THR ASP ARG LEU GLU GLU ASN SEQRES 42 A 596 PHE ARG GLU LEU MET ASN TYR ASP PHE THR ALA GLN MET SEQRES 43 A 596 GLU ASN SER LEU ASP GLN VAL ALA ASN HIS GLU ALA GLU SEQRES 44 A 596 TRP LYS ALA VAL LEU ASP HIS PHE PHE SER ASP PHE THR SEQRES 45 A 596 GLN GLN LEU ASP LYS ALA GLU LYS ASP PRO GLU GLU GLY SEQRES 46 A 596 GLY MET ARG PRO ASN GLN MET VAL LEU THR SER HET SO4 A 599 5 HET SO4 A 600 5 HET SO4 A 601 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 3(O4 S 2-) FORMUL 5 HOH *421(H2 O) HELIX 1 1 SER A 10 LYS A 19 1 10 HELIX 2 2 ARG A 64 GLY A 72 1 9 HELIX 3 3 LYS A 89 LYS A 102 1 14 HELIX 4 4 ASP A 113 GLY A 128 1 16 HELIX 5 5 ASP A 130 ALA A 132 5 3 HELIX 6 6 THR A 143 LYS A 153 1 11 HELIX 7 7 ASN A 158 ILE A 187 1 30 HELIX 8 8 GLY A 194 ALA A 213 1 20 HELIX 9 9 ASN A 250 ALA A 264 1 15 HELIX 10 10 ILE A 285 GLY A 298 1 14 HELIX 11 11 GLY A 300 ALA A 314 1 15 HELIX 12 12 SER A 328 PHE A 343 1 16 HELIX 13 13 GLY A 344 LEU A 348 5 5 HELIX 14 14 MET A 376 LEU A 380 5 5 HELIX 15 15 GLU A 384 CYS A 401 1 18 HELIX 16 16 ASP A 432 MET A 438 5 7 HELIX 17 17 SER A 478 ARG A 489 1 12 HELIX 18 18 THR A 496 ILE A 504 1 9 HELIX 19 19 GLU A 520 PHE A 534 1 15 HELIX 20 20 PHE A 534 ASN A 539 1 6 HELIX 21 21 ASN A 539 ASN A 555 1 17 HELIX 22 22 GLU A 559 GLU A 579 1 21 HELIX 23 23 ASP A 581 GLY A 585 5 5 SHEET 1 A 4 TYR A 25 SER A 29 0 SHEET 2 A 4 ALA A 4 VAL A 8 1 N VAL A 6 O VAL A 26 SHEET 3 A 4 HIS A 105 LEU A 108 1 O TYR A 107 N LEU A 5 SHEET 4 A 4 TYR A 134 ARG A 136 1 O SER A 135 N LEU A 108 SHEET 1 B 2 ARG A 35 ASP A 36 0 SHEET 2 B 2 GLU A 84 VAL A 85 -1 O GLU A 84 N ASP A 36 SHEET 1 C 8 LYS A 244 PRO A 245 0 SHEET 2 C 8 ALA A 233 GLN A 241 -1 N GLN A 241 O LYS A 244 SHEET 3 C 8 PHE A 420 PHE A 431 -1 O ARG A 421 N THR A 239 SHEET 4 C 8 ALA A 406 ALA A 417 -1 N VAL A 415 O LEU A 422 SHEET 5 C 8 TYR A 266 SER A 278 -1 N THR A 276 O TYR A 408 SHEET 6 C 8 ALA A 458 PHE A 470 -1 O LEU A 459 N TYR A 266 SHEET 7 C 8 GLU A 218 THR A 227 -1 N SER A 225 O GLU A 463 SHEET 8 C 8 ALA A 233 GLN A 241 -1 O LEU A 236 N ALA A 224 SHEET 1 D 2 VAL A 510 GLU A 513 0 SHEET 2 D 2 ARG A 516 ALA A 519 -1 O ARG A 516 N GLU A 513 SITE 1 AC1 7 ARG A 202 ALA A 458 ARG A 535 ASN A 539 SITE 2 AC1 7 HOH A 618 HOH A 842 HOH A 892 SITE 1 AC2 4 ARG A 114 ARG A 161 HIS A 365 HOH A 994 SITE 1 AC3 5 GLN A 291 SER A 481 ARG A 516 HOH A 622 SITE 2 AC3 5 HOH A 649 CRYST1 63.493 79.263 141.013 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 0.015750 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012616 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007092 0.00000