HEADER CHEMOTAXIS 13-MAR-06 2CH7 TITLE CRYSTAL STRUCTURE OF THE CYTOPLASMIC DOMAIN OF A BACTERIAL TITLE 2 CHEMORECEPTOR FROM THERMOTOGA MARITIMA COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYL-ACCEPTING CHEMOTAXIS PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CYTOPLASMIC DOMAIN, RESIDUES 225-529; COMPND 5 SYNONYM: METHYL-ACCEPTING RECEPTOR MCP1143; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: METHYL-ACCEPTING CHEMOTAXIS PROTEIN; COMPND 9 CHAIN: B; COMPND 10 FRAGMENT: CYTOPLASMIC DOMAIN, RESIDUES 225-529; COMPND 11 SYNONYM: METHYL-ACCEPTING RECEPTOR MCP1143; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOTOGA MARITIMA; SOURCE 3 ORGANISM_TAXID: 2336; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET28A; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: THERMOTOGA MARITIMA; SOURCE 11 ORGANISM_TAXID: 2336; SOURCE 12 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 14 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 15 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 16 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS CHEMOTAXIS, RECEPTOR, FOUR-HELIX BUNDLE, SIGNAL KEYWDS 2 TRANSDUCTION, METHYL-ACCEPTING RECEPTOR EXPDTA X-RAY DIFFRACTION AUTHOR S.Y.PARK,A.M.BILWES,B.R.CRANE REVDAT 3 24-FEB-09 2CH7 1 VERSN REVDAT 2 20-DEC-06 2CH7 1 JRNL REVDAT 1 18-APR-06 2CH7 0 JRNL AUTH S.Y.PARK,P.P.BORBAT,G.GONZALEZ-BONET,J.BHATNAGAR, JRNL AUTH 2 A.M.POLLARD,J.H.FREED,A.M.BILWES,B.R.CRANE JRNL TITL RECONSTRUCTION OF THE CHEMOTAXIS RECEPTOR-KINASE JRNL TITL 2 ASSEMBLY JRNL REF NAT.STRUCT.MOL.BIOL. V. 13 400 2006 JRNL REFN ISSN 1545-9993 JRNL PMID 16622408 JRNL DOI 10.1038/NSMB1085 REMARK 2 REMARK 2 RESOLUTION. 2.5 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 : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.0 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.8 REMARK 3 NUMBER OF REFLECTIONS : 35221 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) : 0.2587 REMARK 3 FREE R VALUE : 0.2971 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.9 REMARK 3 FREE R VALUE TEST SET COUNT : 3404 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) : 2.5 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.6 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 0.984 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.33 REMARK 3 BIN FREE R VALUE : 0.38 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 171 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 : 4630 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 584 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 46 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 64 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.060 REMARK 3 B22 (A**2) : -0.339 REMARK 3 B33 (A**2) : 0.400 REMARK 3 B12 (A**2) : 0 REMARK 3 B13 (A**2) : 0.066 REMARK 3 B23 (A**2) : 0 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.3 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; 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 : FLAT REMARK 3 KSOL : 0.291558 REMARK 3 BSOL : 49.452 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 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2CH7 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 13-MAR-06. REMARK 100 THE PDBE ID CODE IS EBI-28117. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-JUL-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 4 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9498 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29602 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 21.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.60 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.49000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.000 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 (%): 42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.2-2.6 M 1,6-HEXANEDIOL, 0.1 M REMARK 280 NA ACETATE PH 4.5, 2-5 % ETHANOL OR ISOPROPANOL, 1 MM REMARK 280 TRIMETHYL LEAD ACETATE 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 49.70000 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 GENERATING THE BIOMOLECULE 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: PQS 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 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 GLY B 221 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 SER A 222 OG REMARK 470 LYS A 529 CG CD CE NZ REMARK 470 SER B 222 OG REMARK 470 LYS B 225 CG CD CE NZ REMARK 470 MET B 324 CG SD CE REMARK 470 ARG B 404 CG CD NE CZ NH1 NH2 REMARK 470 TYR B 528 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS B 529 CA C O CB CG CD CE NZ 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 NZ LYS B 440 - O HOH B 2206 2.20 REMARK 500 O HOH B 2051 - O HOH B 2084 2.02 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 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 ASP A 331 -5.99 -58.36 REMARK 500 ALA A 343 -80.26 -113.52 REMARK 500 GLU A 376 -77.41 -28.02 REMARK 500 ARG A 527 -81.12 -81.37 REMARK 500 HIS B 223 4.37 -67.60 REMARK 500 MET B 224 30.12 -73.17 REMARK 500 GLU B 376 11.24 -68.26 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 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 PB A1530 PB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 471 OE2 REMARK 620 2 GLU B 282 OE1 142.6 REMARK 620 3 GLU B 282 OE2 120.0 44.7 REMARK 620 4 GLU A 471 OE1 48.8 104.0 71.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 PB A1531 PB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 247 OE1 REMARK 620 2 GLU B 247 OE2 40.4 REMARK 620 3 GLU A 506 OE1 171.8 138.9 REMARK 620 4 HOH B2015 O 95.9 72.4 90.8 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PB A1530 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PB A1531 REMARK 999 REMARK 999 SEQUENCE REMARK 999 ADDITIONAL N-TERMINAL SEQUENCE GSHM FROM EXPRESSION REMARK 999 PLASMID DBREF 2CH7 A 221 224 PDB 2CH7 2CH7 221 224 DBREF 2CH7 A 225 529 UNP Q9X0M7 Q9X0M7_THEMA 225 529 DBREF 2CH7 B 221 224 PDB 2CH7 2CH7 221 224 DBREF 2CH7 B 225 529 UNP Q9X0M7 Q9X0M7_THEMA 225 529 SEQADV 2CH7 ASN B 466 UNP Q9X0M7 THR 466 CONFLICT SEQRES 1 A 309 GLY SER HIS MET LYS ASP VAL GLN THR GLU THR PHE SER SEQRES 2 A 309 VAL ALA GLU SER ILE GLU GLU ILE SER LYS ALA ASN GLU SEQRES 3 A 309 GLU ILE THR ASN GLN LEU LEU GLY ILE SER LYS GLU MET SEQRES 4 A 309 ASP ASN ILE SER THR ARG ILE GLU SER ILE SER ALA SER SEQRES 5 A 309 VAL GLN GLU THR THR ALA GLY SER GLU GLU ILE SER SER SEQRES 6 A 309 ALA THR LYS ASN ILE ALA ASP SER ALA GLN GLN ALA ALA SEQRES 7 A 309 SER PHE ALA ASP GLN SER THR GLN LEU ALA LYS GLU ALA SEQRES 8 A 309 GLY ASP ALA LEU LYS LYS VAL ILE GLU VAL THR ARG MET SEQRES 9 A 309 ILE SER ASN SER ALA LYS ASP VAL GLU ARG VAL VAL GLU SEQRES 10 A 309 SER PHE GLN LYS GLY ALA GLU GLU ILE THR SER PHE VAL SEQRES 11 A 309 GLU THR ILE ASN ALA ILE ALA GLU GLN THR ASN LEU LEU SEQRES 12 A 309 ALA LEU ASN ALA ALA ILE GLU ALA ALA ARG ALA GLY GLU SEQRES 13 A 309 ALA GLY ARG GLY PHE ALA VAL VAL ALA ASP GLU ILE ARG SEQRES 14 A 309 LYS LEU ALA GLU GLU SER GLN GLN ALA SER GLU ASN VAL SEQRES 15 A 309 ARG ARG VAL VAL ASN GLU ILE ARG SER ILE ALA GLU ASP SEQRES 16 A 309 ALA GLY LYS VAL SER SER GLU ILE THR ALA ARG VAL GLU SEQRES 17 A 309 GLU GLY THR LYS LEU ALA ASP GLU ALA ASP GLU LYS LEU SEQRES 18 A 309 ASN SER ILE VAL GLY ALA VAL GLU ARG ILE ASN GLU MET SEQRES 19 A 309 LEU GLN ASN ILE ALA ALA ALA ILE GLU GLU GLN THR ALA SEQRES 20 A 309 ALA VAL ASP GLU ILE THR THR ALA MET THR GLU ASN ALA SEQRES 21 A 309 LYS ASN ALA GLU GLU ILE THR ASN SER VAL LYS GLU VAL SEQRES 22 A 309 ASN ALA ARG LEU GLN GLU ILE SER ALA SER THR GLU GLU SEQRES 23 A 309 VAL THR SER ARG VAL GLN THR ILE ARG GLU ASN VAL GLN SEQRES 24 A 309 MET LEU LYS GLU ILE VAL ALA ARG TYR LYS SEQRES 1 B 309 GLY SER HIS MET LYS ASP VAL GLN THR GLU THR PHE SER SEQRES 2 B 309 VAL ALA GLU SER ILE GLU GLU ILE SER LYS ALA ASN GLU SEQRES 3 B 309 GLU ILE THR ASN GLN LEU LEU GLY ILE SER LYS GLU MET SEQRES 4 B 309 ASP ASN ILE SER THR ARG ILE GLU SER ILE SER ALA SER SEQRES 5 B 309 VAL GLN GLU THR THR ALA GLY SER GLU GLU ILE SER SER SEQRES 6 B 309 ALA THR LYS ASN ILE ALA ASP SER ALA GLN GLN ALA ALA SEQRES 7 B 309 SER PHE ALA ASP GLN SER THR GLN LEU ALA LYS GLU ALA SEQRES 8 B 309 GLY ASP ALA LEU LYS LYS VAL ILE GLU VAL THR ARG MET SEQRES 9 B 309 ILE SER ASN SER ALA LYS ASP VAL GLU ARG VAL VAL GLU SEQRES 10 B 309 SER PHE GLN LYS GLY ALA GLU GLU ILE THR SER PHE VAL SEQRES 11 B 309 GLU THR ILE ASN ALA ILE ALA GLU GLN THR ASN LEU LEU SEQRES 12 B 309 ALA LEU ASN ALA ALA ILE GLU ALA ALA ARG ALA GLY GLU SEQRES 13 B 309 ALA GLY ARG GLY PHE ALA VAL VAL ALA ASP GLU ILE ARG SEQRES 14 B 309 LYS LEU ALA GLU GLU SER GLN GLN ALA SER GLU ASN VAL SEQRES 15 B 309 ARG ARG VAL VAL ASN GLU ILE ARG SER ILE ALA GLU ASP SEQRES 16 B 309 ALA GLY LYS VAL SER SER GLU ILE THR ALA ARG VAL GLU SEQRES 17 B 309 GLU GLY THR LYS LEU ALA ASP GLU ALA ASP GLU LYS LEU SEQRES 18 B 309 ASN SER ILE VAL GLY ALA VAL GLU ARG ILE ASN GLU MET SEQRES 19 B 309 LEU GLN ASN ILE ALA ALA ALA ILE GLU GLU GLN ASN ALA SEQRES 20 B 309 ALA VAL ASP GLU ILE THR THR ALA MET THR GLU ASN ALA SEQRES 21 B 309 LYS ASN ALA GLU GLU ILE THR ASN SER VAL LYS GLU VAL SEQRES 22 B 309 ASN ALA ARG LEU GLN GLU ILE SER ALA SER THR GLU GLU SEQRES 23 B 309 VAL THR SER ARG VAL GLN THR ILE ARG GLU ASN VAL GLN SEQRES 24 B 309 MET LEU LYS GLU ILE VAL ALA ARG TYR LYS HET PB A1530 1 HET PB A1531 1 HETNAM PB LEAD (II) ION FORMUL 3 PB 2(PB 2+) FORMUL 5 HOH *584(H2 O1) HELIX 1 1 MET A 224 GLY A 342 1 119 HELIX 2 2 ALA A 343 ARG A 373 1 31 HELIX 3 3 ALA A 377 ASP A 415 1 39 HELIX 4 4 ALA A 416 LEU A 433 1 18 HELIX 5 5 ALA A 434 GLN A 519 1 86 HELIX 6 6 LYS A 522 LYS A 529 1 8 HELIX 7 7 LYS B 225 ALA B 314 1 90 HELIX 8 8 LYS B 317 ALA B 329 1 13 HELIX 9 9 ALA B 329 ALA B 372 1 44 HELIX 10 10 GLY B 375 ALA B 377 5 3 HELIX 11 11 GLY B 378 TYR B 528 1 151 LINK PB PB A1530 OE2 GLU A 471 1555 1555 2.73 LINK PB PB A1530 OE1 GLU B 282 1555 1555 2.97 LINK PB PB A1530 OE2 GLU B 282 1555 1555 2.81 LINK PB PB A1530 OE1 GLU A 471 1555 1555 2.58 LINK PB PB A1531 OE2 GLU B 247 1555 1555 3.36 LINK PB PB A1531 OE1 GLU A 506 1555 1555 3.03 LINK PB PB A1531 O HOH B2015 1555 1555 3.44 LINK PB PB A1531 OE1 GLU B 247 1555 1555 2.83 SITE 1 AC1 2 GLU A 471 GLU B 282 SITE 1 AC2 2 GLU A 506 GLU B 247 CRYST1 24.600 99.400 117.200 90.00 90.50 90.00 P 1 21 1 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 0.040650 0.000000 0.000355 0.00000 SCALE2 0.000000 0.010060 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008533 0.00000