HEADER DNA BINDING PROTEIN 17-JUN-05 2CWA TITLE CRYSTAL STRUCTURE OF THE SINGLE-STRANDED DNA BINDING PROTEIN FROM TITLE 2 THERMUS THERMOPHILUS HB8 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SINGLE-STRAND BINDING PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SSB, HELIX-DESTABILIZING PROTEIN, SINGLE-STRANDED DNA COMPND 5 BINDING PROTEIN; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS; SOURCE 3 ORGANISM_TAXID: 300852; SOURCE 4 STRAIN: HB8; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: B834(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET11A KEYWDS SSB, SINGLE-STRANDED DNA BINDING PROTEIN, THERMUS THERMOPHILUS HB8, KEYWDS 2 STRUCTURAL GENOMICS, RIKEN STRUCTURAL GENOMICS/PROTEOMICS KEYWDS 3 INITIATIVE, RSGI, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.SATOH,S.YOKOYAMA,S.KURAMITSU,RIKEN STRUCTURAL GENOMICS/PROTEOMICS AUTHOR 2 INITIATIVE (RSGI) REVDAT 3 13-JUL-11 2CWA 1 VERSN REVDAT 2 24-FEB-09 2CWA 1 VERSN REVDAT 1 17-DEC-05 2CWA 0 JRNL AUTH S.SATOH,S.YOKOYAMA,S.KURAMITSU JRNL TITL CRYSTAL STRUCTURE OF THE SINGLE-STRANDED DNA BINDING PROTEIN JRNL TITL 2 FROM THERMUS THERMOPHILUS HB8 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 1.96 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.65 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2245177.500 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 24046 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) : 0.242 REMARK 3 FREE R VALUE : 0.282 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT : 1275 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.96 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.08 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3613 REMARK 3 BIN R VALUE (WORKING SET) : 0.2440 REMARK 3 BIN FREE R VALUE : 0.2780 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 214 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.019 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1672 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 144 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 33.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.27 REMARK 3 ESD FROM SIGMAA (A) : 0.13 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.14 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.63 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.160 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.100 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.180 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.620 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 52.93 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NO3.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NO3.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2CWA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 21-JUN-05. REMARK 100 THE RCSB ID CODE IS RCSB024696. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-OCT-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL26B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.90000, 0.97905, 0.97940 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU JUPITER 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24054 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.960 REMARK 200 RESOLUTION RANGE LOW (A) : 39.650 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 18.990 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 24.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.96 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.0 REMARK 200 DATA REDUNDANCY IN SHELL : 12.20 REMARK 200 R MERGE FOR SHELL (I) : 0.31900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM NITRATE, TRIS-HCL, PH 8.3, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 88.38667 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 44.19333 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 66.29000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 22.09667 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 110.48333 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 88.38667 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 44.19333 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 22.09667 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 66.29000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 110.48333 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 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 MSE A 1 REMARK 465 ALA A 2 REMARK 465 LEU A 41 REMARK 465 SER A 42 REMARK 465 ASP A 43 REMARK 465 ASN A 44 REMARK 465 GLY A 45 REMARK 465 GLY A 46 REMARK 465 GLU A 47 REMARK 465 TRP A 87 REMARK 465 GLU A 88 REMARK 465 ARG A 89 REMARK 465 GLU A 90 REMARK 465 GLY A 91 REMARK 465 GLU A 92 REMARK 465 ARG A 93 REMARK 465 ARG A 94 REMARK 465 ARG A 163 REMARK 465 GLN A 164 REMARK 465 GLY A 165 REMARK 465 ALA A 166 REMARK 465 GLU A 167 REMARK 465 GLY A 229 REMARK 465 PRO A 230 REMARK 465 ALA A 231 REMARK 465 GLN A 232 REMARK 465 ALA A 233 REMARK 465 GLY A 234 REMARK 465 GLY A 235 REMARK 465 SER A 236 REMARK 465 ARG A 237 REMARK 465 SER A 238 REMARK 465 ARG A 239 REMARK 465 GLU A 240 REMARK 465 VAL A 241 REMARK 465 GLN A 242 REMARK 465 THR A 243 REMARK 465 GLY A 244 REMARK 465 GLY A 245 REMARK 465 VAL A 246 REMARK 465 ASP A 247 REMARK 465 ILE A 248 REMARK 465 ASP A 249 REMARK 465 GLU A 250 REMARK 465 GLY A 251 REMARK 465 LEU A 252 REMARK 465 GLU A 253 REMARK 465 ASP A 254 REMARK 465 PHE A 255 REMARK 465 PRO A 256 REMARK 465 PRO A 257 REMARK 465 GLU A 258 REMARK 465 GLU A 259 REMARK 465 GLU A 260 REMARK 465 LEU A 261 REMARK 465 PRO A 262 REMARK 465 PHE A 263 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 85.75 -158.02 REMARK 500 ARG A 179 -127.51 48.34 REMARK 500 SER A 207 172.87 -59.29 REMARK 500 SER A 209 -138.16 -79.61 REMARK 500 GLU A 211 104.81 -44.65 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 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 577 DISTANCE = 5.26 ANGSTROMS REMARK 525 HOH A 643 DISTANCE = 5.07 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 503 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: TTK003000768 RELATED DB: TARGETDB DBREF 2CWA A 1 263 UNP Q5SLP9 SSB_THET8 1 263 SEQADV 2CWA MSE A 1 UNP Q5SLP9 MET 1 MODIFIED RESIDUE SEQADV 2CWA MSE A 20 UNP Q5SLP9 MET 20 MODIFIED RESIDUE SEQADV 2CWA MSE A 65 UNP Q5SLP9 MET 65 MODIFIED RESIDUE SEQADV 2CWA MSE A 134 UNP Q5SLP9 MET 134 MODIFIED RESIDUE SEQRES 1 A 263 MSE ALA ARG GLY LEU ASN ARG VAL PHE LEU ILE GLY ALA SEQRES 2 A 263 LEU ALA THR ARG PRO ASP MSE ARG TYR THR PRO ALA GLY SEQRES 3 A 263 LEU ALA ILE LEU ASP LEU THR LEU ALA GLY GLN ASP LEU SEQRES 4 A 263 LEU LEU SER ASP ASN GLY GLY GLU ARG GLU VAL SER TRP SEQRES 5 A 263 TYR HIS ARG VAL ARG LEU LEU GLY ARG GLN ALA GLU MSE SEQRES 6 A 263 TRP GLY ASP LEU LEU ASP GLN GLY GLN LEU VAL PHE VAL SEQRES 7 A 263 GLU GLY ARG LEU GLU TYR ARG GLN TRP GLU ARG GLU GLY SEQRES 8 A 263 GLU ARG ARG SER GLU LEU GLN ILE ARG ALA ASP PHE LEU SEQRES 9 A 263 ASP PRO LEU ASP ASP ARG GLY LYS GLU ARG ALA GLU ASP SEQRES 10 A 263 SER ARG GLY GLN PRO ARG LEU ARG ALA ALA LEU ASN GLN SEQRES 11 A 263 VAL PHE LEU MSE GLY ASN LEU THR ARG ASP PRO GLU LEU SEQRES 12 A 263 ARG TYR THR PRO GLN GLY THR ALA VAL ALA ARG LEU GLY SEQRES 13 A 263 LEU ALA VAL ASN GLU ARG ARG GLN GLY ALA GLU GLU ARG SEQRES 14 A 263 THR HIS PHE VAL GLU VAL GLN ALA TRP ARG ASP LEU ALA SEQRES 15 A 263 GLU TRP ALA ALA GLU LEU ARG LYS GLY ASP GLY LEU PHE SEQRES 16 A 263 VAL ILE GLY ARG LEU VAL ASN ASP SER TRP THR SER SER SEQRES 17 A 263 SER GLY GLU ARG ARG PHE GLN THR ARG VAL GLU ALA LEU SEQRES 18 A 263 ARG LEU GLU ARG PRO THR ARG GLY PRO ALA GLN ALA GLY SEQRES 19 A 263 GLY SER ARG SER ARG GLU VAL GLN THR GLY GLY VAL ASP SEQRES 20 A 263 ILE ASP GLU GLY LEU GLU ASP PHE PRO PRO GLU GLU GLU SEQRES 21 A 263 LEU PRO PHE MODRES 2CWA MSE A 20 MET SELENOMETHIONINE MODRES 2CWA MSE A 65 MET SELENOMETHIONINE MODRES 2CWA MSE A 134 MET SELENOMETHIONINE HET MSE A 20 8 HET MSE A 65 8 HET MSE A 134 8 HET NO3 A 501 4 HET NO3 A 502 4 HET NO3 A 503 4 HETNAM MSE SELENOMETHIONINE HETNAM NO3 NITRATE ION FORMUL 1 MSE 3(C5 H11 N O2 SE) FORMUL 2 NO3 3(N O3 1-) FORMUL 5 HOH *144(H2 O) HELIX 1 1 GLY A 60 MSE A 65 1 6 HELIX 2 2 ARG A 179 ALA A 186 1 8 SHEET 1 A18 ASP A 19 TYR A 22 0 SHEET 2 A18 ALA A 28 LEU A 39 -1 N ILE A 29 O ARG A 21 SHEET 3 A18 LEU A 5 LEU A 14 -1 N ALA A 13 O ALA A 35 SHEET 4 A18 LEU A 128 LEU A 137 -1 O LEU A 128 N ILE A 11 SHEET 5 A18 GLY A 193 THR A 206 -1 N LEU A 194 O GLY A 135 SHEET 6 A18 ARG A 212 GLU A 224 -1 N ARG A 213 O TRP A 205 SHEET 7 A18 ARG A 169 TRP A 178 1 O GLU A 174 N VAL A 218 SHEET 8 A18 ALA A 151 GLU A 161 -1 N ALA A 153 O ALA A 177 SHEET 9 A18 GLU A 142 TYR A 145 -1 O GLU A 142 N ARG A 154 SHEET 10 A18 ALA A 151 GLU A 161 -1 O VAL A 152 N ARG A 144 SHEET 11 A18 LEU A 128 LEU A 137 -1 O ASN A 136 N ALA A 158 SHEET 12 A18 LEU A 5 LEU A 14 -1 O LEU A 5 N MSE A 134 SHEET 13 A18 LEU A 75 ARG A 85 -1 N VAL A 76 O GLY A 12 SHEET 14 A18 GLU A 96 LEU A 107 -1 N GLU A 96 O ARG A 85 SHEET 15 A18 GLU A 49 LEU A 59 1 O ARG A 55 N ILE A 99 SHEET 16 A18 ALA A 28 LEU A 39 -1 O LEU A 30 N LEU A 58 SHEET 17 A18 PRO A 122 ARG A 125 1 O LEU A 124 N GLN A 37 SHEET 18 A18 ARG A 114 GLU A 116 -1 N ALA A 115 O ARG A 123 LINK C ASP A 19 N MSE A 20 1555 1555 1.33 LINK C MSE A 20 N ARG A 21 1555 1555 1.33 LINK C GLU A 64 N MSE A 65 1555 1555 1.32 LINK C MSE A 65 N TRP A 66 1555 1555 1.33 LINK C LEU A 133 N MSE A 134 1555 1555 1.33 LINK C MSE A 134 N GLY A 135 1555 1555 1.33 SITE 1 AC1 9 GLY A 60 ARG A 61 ARG A 144 VAL A 152 SITE 2 AC1 9 ARG A 154 GLN A 176 TRP A 178 NO3 A 502 SITE 3 AC1 9 HOH A 584 SITE 1 AC2 9 LEU A 59 GLY A 60 ARG A 61 GLN A 62 SITE 2 AC2 9 ARG A 100 ARG A 144 THR A 146 PRO A 147 SITE 3 AC2 9 NO3 A 501 SITE 1 AC3 4 LYS A 112 GLU A 113 ARG A 114 HOH A 593 CRYST1 91.560 91.560 132.580 90.00 90.00 120.00 P 65 2 2 12 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 0.010922 0.006306 0.000000 0.00000 SCALE2 0.000000 0.012611 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007543 0.00000