HEADER METAL TRANSPORT, MEMBRANE PROTEIN 02-AUG-07 2QTO TITLE AN ANISOTROPIC MODEL FOR POTASSIUM CHANNEL KCSA COMPND MOL_ID: 1; COMPND 2 MOLECULE: VOLTAGE-GATED POTASSIUM CHANNEL; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: POTASSIUM CHANNEL KCSA; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS; SOURCE 3 ORGANISM_TAXID: 1916; SOURCE 4 GENE: KCSA, SKC1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: XL1-BLUE; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PQE60 KEYWDS POTASSIUM CHANNEL, MEMBRANE PROTEINS, NORMAL-MODE REFINEMENT, KEYWDS 2 ANISOTROPIC THERMAL FACTORS, METAL TRANSPORT, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR X.CHEN,B.K.POON,A.DOUSIS,Q.WANG,J.MA REVDAT 4 30-AUG-23 2QTO 1 REMARK REVDAT 3 20-OCT-21 2QTO 1 SEQADV LINK REVDAT 2 24-FEB-09 2QTO 1 VERSN REVDAT 1 25-SEP-07 2QTO 0 JRNL AUTH X.CHEN,B.K.POON,A.DOUSIS,Q.WANG,J.MA JRNL TITL NORMAL-MODE REFINEMENT OF ANISOTROPIC THERMAL PARAMETERS FOR JRNL TITL 2 POTASSIUM CHANNEL KCSA AT 3.2 A CRYSTALLOGRAPHIC RESOLUTION JRNL REF STRUCTURE V. 15 955 2007 JRNL REFN ISSN 0969-2126 JRNL PMID 17698000 JRNL DOI 10.1016/J.STR.2007.06.012 REMARK 2 REMARK 2 RESOLUTION. 3.20 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) : 3.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 9.99 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 10912 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) : 0.272 REMARK 3 R VALUE (WORKING SET) : 0.272 REMARK 3 FREE R VALUE : 0.272 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1265 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) : 3.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.28 REMARK 3 REFLECTION IN BIN (WORKING SET) : 520 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.3970 REMARK 3 BIN FREE R VALUE SET COUNT : 51 REMARK 3 BIN FREE R VALUE : 0.3890 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2849 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 1 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 121.4 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.06000 REMARK 3 B22 (A**2) : 0.68000 REMARK 3 B33 (A**2) : -1.49000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.64000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.993 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.461 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 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.915 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.918 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2925 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4040 ; 0.989 ; 1.934 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 384 ; 5.493 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 83 ;47.921 ;21.566 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 376 ;20.400 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 11 ; 8.627 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 504 ; 0.057 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2143 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1537 ; 0.285 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2103 ; 0.310 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 103 ; 0.173 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 11 ; 0.108 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 24 ; 0.469 ; 0.200 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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 : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B C D REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 23 A 119 1 REMARK 3 1 B 23 B 119 1 REMARK 3 1 C 23 C 119 1 REMARK 3 1 D 23 D 119 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 1 A (A): 710 ; 0.09 ; 0.05 REMARK 3 TIGHT POSITIONAL 1 B (A): 710 ; 0.15 ; 0.05 REMARK 3 TIGHT POSITIONAL 1 C (A): 710 ; 0.09 ; 0.05 REMARK 3 TIGHT POSITIONAL 1 D (A): 710 ; 0.10 ; 0.05 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH 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: NULL REMARK 4 REMARK 4 2QTO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-SEP-07. REMARK 100 THE DEPOSITION ID IS D_1000044041. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.908 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL 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 : 12603 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.201 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 (%) : 93.3 REMARK 200 DATA REDUNDANCY : 6.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: SHELXS REMARK 200 STARTING MODEL: 1BL8 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 75.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 200 MM CACL2, 100 MM HEPES PH 7.5, 48% REMARK 280 PEG 400 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 64.39000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.46500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 64.39000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 34.46500 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 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 ARG A 27 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 64 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 117 CZ NH1 NH2 REMARK 470 ARG B 27 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 64 CG CD NE CZ NH1 NH2 REMARK 470 ARG C 27 CG CD NE CZ NH1 NH2 REMARK 470 ARG C 64 CG CD NE CZ NH1 NH2 REMARK 470 ARG D 27 CG CD NE CZ NH1 NH2 REMARK 470 ARG D 64 CG CD NE CZ NH1 NH2 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 PRO A 55 61.03 -68.63 REMARK 500 ALA A 57 164.61 -46.20 REMARK 500 GLN A 58 21.67 -62.73 REMARK 500 PRO A 63 -6.46 -57.83 REMARK 500 PRO B 55 61.26 -68.72 REMARK 500 ALA B 57 163.46 -46.46 REMARK 500 GLN B 58 22.06 -62.17 REMARK 500 PRO B 63 -6.44 -57.43 REMARK 500 PRO C 55 61.00 -68.89 REMARK 500 ALA C 57 164.18 -47.49 REMARK 500 GLN C 58 23.49 -62.37 REMARK 500 PRO C 63 -6.26 -57.79 REMARK 500 PRO D 55 60.31 -69.31 REMARK 500 ALA D 57 164.49 -48.57 REMARK 500 GLN D 58 21.88 -61.54 REMARK 500 PRO D 63 -6.64 -57.48 REMARK 500 REMARK 500 REMARK: NULL 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 K A 1 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 75 OG1 REMARK 620 2 THR B 75 O 108.8 REMARK 620 3 THR B 75 OG1 89.3 51.3 REMARK 620 4 THR C 75 OG1 163.9 82.4 89.0 REMARK 620 5 THR D 75 OG1 89.6 144.1 163.0 87.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 2 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 75 O REMARK 620 2 THR B 75 O 72.3 REMARK 620 3 THR C 75 O 116.8 71.6 REMARK 620 4 THR D 75 O 75.6 113.9 74.1 REMARK 620 5 VAL D 76 O 89.6 152.9 135.5 79.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 3 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 78 O REMARK 620 2 TYR B 78 O 82.8 REMARK 620 3 TYR C 78 O 138.5 80.0 REMARK 620 4 TYR D 78 O 84.9 138.6 83.7 REMARK 620 N 1 2 3 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BL8 RELATED DB: PDB REMARK 900 THIS IS THE NEWLY REFINED MODEL OF 1BL8 THAT WAS IMPROVED BY USING REMARK 900 A NEW NORMAL-MODE BASED REFINEMENT METHOD DBREF 2QTO A 23 119 UNP P0A334 KCSA_STRLI 23 119 DBREF 2QTO B 23 119 UNP P0A334 KCSA_STRLI 23 119 DBREF 2QTO C 23 119 UNP P0A334 KCSA_STRLI 23 119 DBREF 2QTO D 23 119 UNP P0A334 KCSA_STRLI 23 119 SEQADV 2QTO CYS A 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQADV 2QTO CYS B 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQADV 2QTO CYS C 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQADV 2QTO CYS D 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQRES 1 A 97 ALA LEU HIS TRP ARG ALA ALA GLY ALA ALA THR VAL LEU SEQRES 2 A 97 LEU VAL ILE VAL LEU LEU ALA GLY SER TYR LEU ALA VAL SEQRES 3 A 97 LEU ALA GLU ARG GLY ALA PRO GLY ALA GLN LEU ILE THR SEQRES 4 A 97 TYR PRO ARG ALA LEU TRP TRP SER VAL GLU THR ALA THR SEQRES 5 A 97 THR VAL GLY TYR GLY ASP LEU TYR PRO VAL THR LEU TRP SEQRES 6 A 97 GLY ARG CYS VAL ALA VAL VAL VAL MET VAL ALA GLY ILE SEQRES 7 A 97 THR SER PHE GLY LEU VAL THR ALA ALA LEU ALA THR TRP SEQRES 8 A 97 PHE VAL GLY ARG GLU GLN SEQRES 1 B 97 ALA LEU HIS TRP ARG ALA ALA GLY ALA ALA THR VAL LEU SEQRES 2 B 97 LEU VAL ILE VAL LEU LEU ALA GLY SER TYR LEU ALA VAL SEQRES 3 B 97 LEU ALA GLU ARG GLY ALA PRO GLY ALA GLN LEU ILE THR SEQRES 4 B 97 TYR PRO ARG ALA LEU TRP TRP SER VAL GLU THR ALA THR SEQRES 5 B 97 THR VAL GLY TYR GLY ASP LEU TYR PRO VAL THR LEU TRP SEQRES 6 B 97 GLY ARG CYS VAL ALA VAL VAL VAL MET VAL ALA GLY ILE SEQRES 7 B 97 THR SER PHE GLY LEU VAL THR ALA ALA LEU ALA THR TRP SEQRES 8 B 97 PHE VAL GLY ARG GLU GLN SEQRES 1 C 97 ALA LEU HIS TRP ARG ALA ALA GLY ALA ALA THR VAL LEU SEQRES 2 C 97 LEU VAL ILE VAL LEU LEU ALA GLY SER TYR LEU ALA VAL SEQRES 3 C 97 LEU ALA GLU ARG GLY ALA PRO GLY ALA GLN LEU ILE THR SEQRES 4 C 97 TYR PRO ARG ALA LEU TRP TRP SER VAL GLU THR ALA THR SEQRES 5 C 97 THR VAL GLY TYR GLY ASP LEU TYR PRO VAL THR LEU TRP SEQRES 6 C 97 GLY ARG CYS VAL ALA VAL VAL VAL MET VAL ALA GLY ILE SEQRES 7 C 97 THR SER PHE GLY LEU VAL THR ALA ALA LEU ALA THR TRP SEQRES 8 C 97 PHE VAL GLY ARG GLU GLN SEQRES 1 D 97 ALA LEU HIS TRP ARG ALA ALA GLY ALA ALA THR VAL LEU SEQRES 2 D 97 LEU VAL ILE VAL LEU LEU ALA GLY SER TYR LEU ALA VAL SEQRES 3 D 97 LEU ALA GLU ARG GLY ALA PRO GLY ALA GLN LEU ILE THR SEQRES 4 D 97 TYR PRO ARG ALA LEU TRP TRP SER VAL GLU THR ALA THR SEQRES 5 D 97 THR VAL GLY TYR GLY ASP LEU TYR PRO VAL THR LEU TRP SEQRES 6 D 97 GLY ARG CYS VAL ALA VAL VAL VAL MET VAL ALA GLY ILE SEQRES 7 D 97 THR SER PHE GLY LEU VAL THR ALA ALA LEU ALA THR TRP SEQRES 8 D 97 PHE VAL GLY ARG GLU GLN HET K A 1 1 HET K A 2 1 HET K A 3 1 HETNAM K POTASSIUM ION FORMUL 5 K 3(K 1+) FORMUL 8 HOH *(H2 O) HELIX 1 1 LEU A 24 ARG A 52 1 29 HELIX 2 2 THR A 61 THR A 74 1 14 HELIX 3 3 THR A 85 GLY A 116 1 32 HELIX 4 4 LEU B 24 ARG B 52 1 29 HELIX 5 5 THR B 61 THR B 74 1 14 HELIX 6 6 THR B 85 GLY B 116 1 32 HELIX 7 7 LEU C 24 ARG C 52 1 29 HELIX 8 8 THR C 61 THR C 74 1 14 HELIX 9 9 THR C 85 GLY C 116 1 32 HELIX 10 10 LEU D 24 ARG D 52 1 29 HELIX 11 11 THR D 61 THR D 74 1 14 HELIX 12 12 THR D 85 GLY D 116 1 32 LINK K K A 1 OG1 THR A 75 1555 1555 2.71 LINK K K A 1 O THR B 75 1555 1555 3.00 LINK K K A 1 OG1 THR B 75 1555 1555 2.74 LINK K K A 1 OG1 THR C 75 1555 1555 2.72 LINK K K A 1 OG1 THR D 75 1555 1555 2.70 LINK K K A 2 O THR A 75 1555 1555 2.70 LINK K K A 2 O THR B 75 1555 1555 2.85 LINK K K A 2 O THR C 75 1555 1555 2.76 LINK K K A 2 O THR D 75 1555 1555 2.68 LINK K K A 2 O VAL D 76 1555 1555 2.99 LINK K K A 3 O TYR A 78 1555 1555 2.67 LINK K K A 3 O TYR B 78 1555 1555 2.69 LINK K K A 3 O TYR C 78 1555 1555 2.76 LINK K K A 3 O TYR D 78 1555 1555 2.55 CRYST1 128.780 68.930 112.040 90.00 124.63 90.00 C 1 2 1 16 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 0.007765 0.000000 0.005363 0.00000 SCALE2 0.000000 0.014507 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010847 0.00000