HEADER MEMBRANE PROTEIN 10-AUG-06 2DWD TITLE CRYSTAL STRUCTURE OF KCSA-FAB-TBA COMPLEX IN TL+ COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANTIBODY FAB HEAVY CHAIN; COMPND 3 CHAIN: A; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: ANTIBODY FAB LIGHT CHAIN; COMPND 6 CHAIN: B; COMPND 7 MOL_ID: 3; COMPND 8 MOLECULE: VOLTAGE-GATED POTASSIUM CHANNEL; COMPND 9 CHAIN: C; COMPND 10 FRAGMENT: RESIDUES 22-124; COMPND 11 ENGINEERED: YES; COMPND 12 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 OTHER_DETAILS: HYBRIDOMA CELL LINE; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 8 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 9 ORGANISM_TAXID: 10090; SOURCE 10 OTHER_DETAILS: HYBRIDOMA CELL LINE; SOURCE 11 MOL_ID: 3; SOURCE 12 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS; SOURCE 13 ORGANISM_TAXID: 1916; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: XL1-BLUE; SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PQE60 KEYWDS POTASSIUM CHANNEL, MEMBRANE PROTEIN, TETRABUTYLAMMONIUM, K+, KCSA EXPDTA X-RAY DIFFRACTION AUTHOR S.YOHANNAN,Y.ZHOU REVDAT 6 20-NOV-24 2DWD 1 REMARK REVDAT 5 25-OCT-23 2DWD 1 REMARK REVDAT 4 10-NOV-21 2DWD 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 2DWD 1 VERSN REVDAT 2 24-FEB-09 2DWD 1 VERSN REVDAT 1 20-FEB-07 2DWD 0 JRNL AUTH S.YOHANNAN,Y.HU,Y.ZHOU JRNL TITL CRYSTALLOGRAPHIC STUDY OF THE TETRABUTYLAMMONIUM BLOCK TO JRNL TITL 2 THE KCSA K(+) CHANNEL JRNL REF J.MOL.BIOL. V. 366 806 2007 JRNL REFN ISSN 0022-2836 JRNL PMID 17196615 JRNL DOI 10.1016/J.JMB.2006.11.081 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.76 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 26479 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) : 0.219 REMARK 3 FREE R VALUE : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1319 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 4056 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 57 REMARK 3 SOLVENT ATOMS : 77 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.00000 REMARK 3 B22 (A**2) : 3.00000 REMARK 3 B33 (A**2) : -6.00000 REMARK 3 B12 (A**2) : 3.00000 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) : 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.300 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2DWD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-AUG-06. REMARK 100 THE DEPOSITION ID IS D_1000025924. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-JUN-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : SI(220) CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26479 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 48.760 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.09300 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) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 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: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1K4C REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.83 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18-25% PEG 400, 50MM MG(AC)2, 50MM REMARK 280 NAAC(PH 5) OR NA CACODYLATE(PH 6) OR HEPES(PH 7), PH 6.5, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+1/2,Z+1/2 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 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 76.59000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 76.59000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 37.74150 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 76.59000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 76.59000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 37.74150 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 76.59000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 76.59000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 37.74150 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 76.59000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 76.59000 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 37.74150 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 300 REMARK: BIOLOGICAL ASSEMBLY IS A TETRAMER GENERATED BY: CHAIN A, REMARK 300 CHAIN B (X,Y,Z (1_555),2-X,2-Y,Z (2_775),2-Y,X,Z (3_755),Y,2-X,Z (4_ REMARK 300 575)), CHAIN C (X,Y,Z (1_555),2-X,2-Y,Z (2_775),2-Y,X,Z (3_755),Y,2- REMARK 300 X,Z (4_575)). 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: DODECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 36570 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 83910 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -190.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 306.36000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 306.36000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 306.36000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 306.36000 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 TL TL C3001 LIES ON A SPECIAL POSITION. REMARK 375 TL TL C3002 LIES ON A SPECIAL POSITION. REMARK 375 TL TL C3003 LIES ON A SPECIAL POSITION. REMARK 375 TL TL C3004 LIES ON A SPECIAL POSITION. REMARK 375 N1 TBA C4001 LIES ON A SPECIAL POSITION. 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 LYS A 23 CG CD CE NZ REMARK 470 LYS A 74 CG CD CE NZ REMARK 470 LYS A 120 CG CD CE NZ REMARK 470 ARG C 117 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 SER A 54 28.96 -71.44 REMARK 500 TYR A 55 -25.03 -169.25 REMARK 500 SER A 85 71.11 49.76 REMARK 500 ALA A 92 175.19 173.18 REMARK 500 ALA A 119 162.71 -46.90 REMARK 500 ASN A 138 -148.96 -123.33 REMARK 500 PRO A 154 -166.18 -110.39 REMARK 500 SER B 7 -103.65 -17.36 REMARK 500 PRO B 15 128.16 -39.65 REMARK 500 ALA B 51 -47.53 68.25 REMARK 500 SER B 77 78.06 67.38 REMARK 500 ALA B 84 -173.49 -176.33 REMARK 500 THR B 126 11.97 -60.11 REMARK 500 ARG B 188 35.37 -91.24 REMARK 500 ARG B 211 20.61 -68.81 REMARK 500 TYR C 82 144.70 -171.74 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 L2C C 201 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 TL C3003 TL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR C 75 O REMARK 620 2 THR C 75 O 72.3 REMARK 620 3 THR C 75 O 72.3 113.1 REMARK 620 4 THR C 75 O 113.1 72.3 72.3 REMARK 620 5 VAL C 76 O 71.6 80.1 134.9 148.3 REMARK 620 6 VAL C 76 O 134.9 71.6 148.3 80.1 76.4 REMARK 620 7 VAL C 76 O 80.1 148.3 71.6 134.9 76.4 122.0 REMARK 620 8 VAL C 76 O 148.3 134.9 80.1 71.6 122.0 76.4 76.4 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 TL C3004 TL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR C 75 O REMARK 620 2 THR C 75 OG1 64.0 REMARK 620 3 THR C 75 OG1 106.3 83.2 REMARK 620 4 THR C 75 O 61.4 101.3 64.0 REMARK 620 5 THR C 75 OG1 101.3 83.2 139.6 156.2 REMARK 620 6 THR C 75 O 61.4 106.3 156.2 92.5 64.0 REMARK 620 7 THR C 75 OG1 156.2 139.6 83.2 106.3 83.2 101.3 REMARK 620 8 THR C 75 O 92.5 156.2 101.3 61.4 106.3 61.4 64.0 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 TL C3002 TL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL C 76 O REMARK 620 2 VAL C 76 O 72.3 REMARK 620 3 VAL C 76 O 72.3 113.1 REMARK 620 4 VAL C 76 O 113.1 72.3 72.3 REMARK 620 5 GLY C 77 O 64.8 130.1 77.4 148.3 REMARK 620 6 GLY C 77 O 77.4 64.8 148.3 130.1 81.5 REMARK 620 7 GLY C 77 O 130.1 148.3 64.8 77.4 81.5 134.6 REMARK 620 8 GLY C 77 O 148.3 77.4 130.1 64.8 134.6 81.5 81.5 REMARK 620 9 TL C3003 TL 56.6 56.6 56.6 56.6 112.7 112.7 112.7 112.7 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 TL C3001 TL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY C 77 O REMARK 620 2 GLY C 77 O 70.0 REMARK 620 3 GLY C 77 O 70.0 108.4 REMARK 620 4 GLY C 77 O 108.4 70.0 70.0 REMARK 620 5 TYR C 78 O 65.5 74.3 131.2 143.3 REMARK 620 6 TYR C 78 O 131.2 65.5 143.3 74.3 83.7 REMARK 620 7 TYR C 78 O 74.3 143.3 65.5 131.2 83.7 141.3 REMARK 620 8 TYR C 78 O 143.3 131.2 74.3 65.5 141.3 83.7 83.7 REMARK 620 9 TL C3002 TL 54.2 54.2 54.2 54.2 109.3 109.3 109.3 109.3 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TL C 3001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TL C 3002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TL C 3003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TL C 3004 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L2C C 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F09 A 220 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TBA C 4001 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K4C RELATED DB: PDB REMARK 900 KCSA-FAB CRYSTAL STRUCTURE IN HIGH K+ REMARK 900 RELATED ID: 2HVJ RELATED DB: PDB REMARK 900 KCSA-FAB-TBA CRYSTAL STRUCTURE IN LOW K+ REMARK 900 RELATED ID: 2HVK RELATED DB: PDB REMARK 900 KCSA-FAB-TBA CRYSTAL STRUCTURE IN HIGH K+ REMARK 900 RELATED ID: 2DWE RELATED DB: PDB REMARK 900 KCSA-FAB-TBA CRYSTAL STRUCTURE COMPLEX IN RB+ DBREF 2DWD C 22 124 UNP P0A334 KCSA_STRLI 22 124 DBREF 2DWD A 1 219 PDB 2DWD 2DWD 1 219 DBREF 2DWD B 1 212 PDB 2DWD 2DWD 1 212 SEQADV 2DWD CYS C 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQRES 1 A 219 GLN VAL GLN LEU GLN GLN PRO GLY ALA GLU LEU VAL LYS SEQRES 2 A 219 PRO GLY ALA SER VAL LYS LEU SER CYS LYS ALA SER GLY SEQRES 3 A 219 TYR THR PHE THR SER ASP TRP ILE HIS TRP VAL LYS GLN SEQRES 4 A 219 ARG PRO GLY HIS GLY LEU GLU TRP ILE GLY GLU ILE ILE SEQRES 5 A 219 PRO SER TYR GLY ARG ALA ASN TYR ASN GLU LYS ILE GLN SEQRES 6 A 219 LYS LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR SEQRES 7 A 219 ALA PHE MET GLN LEU SER SER LEU THR SER GLU ASP SER SEQRES 8 A 219 ALA VAL TYR TYR CYS ALA ARG GLU ARG GLY ASP GLY TYR SEQRES 9 A 219 PHE ALA VAL TRP GLY ALA GLY THR THR VAL THR VAL SER SEQRES 10 A 219 SER ALA LYS THR THR PRO PRO SER VAL TYR PRO LEU ALA SEQRES 11 A 219 PRO GLY SER ALA ALA GLN THR ASN SER MET VAL THR LEU SEQRES 12 A 219 GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR SEQRES 13 A 219 VAL THR TRP ASN SER GLY SER LEU SER SER GLY VAL HIS SEQRES 14 A 219 THR PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR LEU SEQRES 15 A 219 SER SER SER VAL THR VAL PRO SER SER SER TRP PRO SER SEQRES 16 A 219 GLU THR VAL THR CYS ASN VAL ALA HIS PRO ALA SER SER SEQRES 17 A 219 THR LYS VAL ASP LYS LYS ILE VAL PRO ARG ASP SEQRES 1 B 212 ASP ILE LEU LEU THR GLN SER PRO ALA ILE LEU SER VAL SEQRES 2 B 212 SER PRO GLY GLU ARG VAL SER PHE SER CYS ARG ALA SER SEQRES 3 B 212 GLN SER ILE GLY THR ASP ILE HIS TRP TYR GLN GLN ARG SEQRES 4 B 212 THR ASN GLY SER PRO ARG LEU LEU ILE LYS TYR ALA SER SEQRES 5 B 212 GLU SER ILE SER GLY ILE PRO SER ARG PHE SER GLY SER SEQRES 6 B 212 GLY SER GLY THR ASP PHE THR LEU SER ILE ASN SER VAL SEQRES 7 B 212 GLU SER GLU ASP ILE ALA ASN TYR TYR CYS GLN GLN SER SEQRES 8 B 212 ASN ARG TRP PRO PHE THR PHE GLY SER GLY THR LYS LEU SEQRES 9 B 212 GLU ILE LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE SEQRES 10 B 212 PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA SEQRES 11 B 212 SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP SEQRES 12 B 212 ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN SEQRES 13 B 212 ASN GLY VAL LEU ASN SER TRP THR ASP GLN ASP SER LYS SEQRES 14 B 212 ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR SEQRES 15 B 212 LYS ASP GLU TYR GLU ARG HIS ASN SER TYR THR CYS GLU SEQRES 16 B 212 ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER SEQRES 17 B 212 PHE ASN ARG ASN SEQRES 1 C 103 SER ALA LEU HIS TRP ARG ALA ALA GLY ALA ALA THR VAL SEQRES 2 C 103 LEU LEU VAL ILE VAL LEU LEU ALA GLY SER TYR LEU ALA SEQRES 3 C 103 VAL LEU ALA GLU ARG GLY ALA PRO GLY ALA GLN LEU ILE SEQRES 4 C 103 THR TYR PRO ARG ALA LEU TRP TRP SER VAL GLU THR ALA SEQRES 5 C 103 THR THR VAL GLY TYR GLY ASP LEU TYR PRO VAL THR LEU SEQRES 6 C 103 TRP GLY ARG CYS VAL ALA VAL VAL VAL MET VAL ALA GLY SEQRES 7 C 103 ILE THR SER PHE GLY LEU VAL THR ALA ALA LEU ALA THR SEQRES 8 C 103 TRP PHE VAL GLY ARG GLU GLN GLU ARG ARG GLY HIS HET F09 A 220 10 HET TL C3001 1 HET TL C3002 1 HET TL C3003 1 HET TL C3004 1 HET L2C C 201 26 HET TBA C4001 17 HETNAM F09 NONAN-1-OL HETNAM TL THALLIUM (I) ION HETNAM L2C (2S)-3-HYDROXY-2-(NONANOYLOXY)PROPYL LAURATE HETNAM TBA TETRABUTYLAMMONIUM ION FORMUL 4 F09 C9 H20 O FORMUL 5 TL 4(TL 1+) FORMUL 9 L2C C24 H46 O5 FORMUL 10 TBA C16 H36 N 1+ FORMUL 11 HOH *77(H2 O) HELIX 1 1 THR A 87 SER A 91 5 5 HELIX 2 2 SER A 191 TRP A 193 5 3 HELIX 3 3 PRO A 205 SER A 208 5 4 HELIX 4 4 GLU B 79 ILE B 83 5 5 HELIX 5 5 SER B 121 THR B 126 1 6 HELIX 6 6 LYS B 183 ARG B 188 1 6 HELIX 7 7 ALA C 23 ARG C 52 1 30 HELIX 8 8 THR C 61 THR C 74 1 14 HELIX 9 9 THR C 85 ARG C 122 1 38 SHEET 1 A 4 LEU A 4 GLN A 5 0 SHEET 2 A 4 VAL A 18 ALA A 24 -1 O LYS A 23 N GLN A 5 SHEET 3 A 4 THR A 78 LEU A 83 -1 O LEU A 83 N VAL A 18 SHEET 4 A 4 ALA A 68 ASP A 73 -1 N ASP A 73 O THR A 78 SHEET 1 B 6 ALA A 9 VAL A 12 0 SHEET 2 B 6 THR A 112 VAL A 116 1 O THR A 115 N VAL A 12 SHEET 3 B 6 ALA A 92 GLU A 99 -1 N ALA A 92 O VAL A 114 SHEET 4 B 6 TRP A 33 GLN A 39 -1 N TRP A 33 O GLU A 99 SHEET 5 B 6 GLU A 46 ILE A 51 -1 O ILE A 48 N TRP A 36 SHEET 6 B 6 ALA A 58 TYR A 60 -1 O ASN A 59 N GLU A 50 SHEET 1 C 4 ALA A 9 VAL A 12 0 SHEET 2 C 4 THR A 112 VAL A 116 1 O THR A 115 N VAL A 12 SHEET 3 C 4 ALA A 92 GLU A 99 -1 N ALA A 92 O VAL A 114 SHEET 4 C 4 VAL A 107 TRP A 108 -1 O VAL A 107 N ARG A 98 SHEET 1 D 4 SER A 125 LEU A 129 0 SHEET 2 D 4 MET A 140 TYR A 150 -1 O LYS A 148 N SER A 125 SHEET 3 D 4 TYR A 180 PRO A 189 -1 O TYR A 180 N TYR A 150 SHEET 4 D 4 HIS A 169 THR A 170 -1 N HIS A 169 O SER A 185 SHEET 1 E 4 SER A 125 LEU A 129 0 SHEET 2 E 4 MET A 140 TYR A 150 -1 O LYS A 148 N SER A 125 SHEET 3 E 4 TYR A 180 PRO A 189 -1 O TYR A 180 N TYR A 150 SHEET 4 E 4 VAL A 174 LEU A 175 -1 N VAL A 174 O THR A 181 SHEET 1 F 3 THR A 156 TRP A 159 0 SHEET 2 F 3 THR A 199 HIS A 204 -1 O ASN A 201 N THR A 158 SHEET 3 F 3 THR A 209 LYS A 214 -1 O VAL A 211 N VAL A 202 SHEET 1 G 4 LEU B 4 THR B 5 0 SHEET 2 G 4 VAL B 19 ALA B 25 -1 O ARG B 24 N THR B 5 SHEET 3 G 4 ASP B 70 ILE B 75 -1 O LEU B 73 N PHE B 21 SHEET 4 G 4 PHE B 62 SER B 67 -1 N SER B 63 O SER B 74 SHEET 1 H 6 ILE B 10 VAL B 13 0 SHEET 2 H 6 THR B 102 ILE B 106 1 O GLU B 105 N LEU B 11 SHEET 3 H 6 ASN B 85 GLN B 90 -1 N TYR B 86 O THR B 102 SHEET 4 H 6 ILE B 33 GLN B 38 -1 N TYR B 36 O TYR B 87 SHEET 5 H 6 ARG B 45 LYS B 49 -1 O LEU B 47 N TRP B 35 SHEET 6 H 6 GLU B 53 SER B 54 -1 O GLU B 53 N LYS B 49 SHEET 1 I 4 ILE B 10 VAL B 13 0 SHEET 2 I 4 THR B 102 ILE B 106 1 O GLU B 105 N LEU B 11 SHEET 3 I 4 ASN B 85 GLN B 90 -1 N TYR B 86 O THR B 102 SHEET 4 I 4 THR B 97 PHE B 98 -1 O THR B 97 N GLN B 90 SHEET 1 J 4 THR B 114 PHE B 118 0 SHEET 2 J 4 GLY B 129 PHE B 139 -1 O VAL B 133 N PHE B 118 SHEET 3 J 4 TYR B 173 THR B 182 -1 O LEU B 179 N VAL B 132 SHEET 4 J 4 VAL B 159 TRP B 163 -1 N SER B 162 O SER B 176 SHEET 1 K 4 SER B 153 ARG B 155 0 SHEET 2 K 4 ILE B 144 ILE B 150 -1 N TRP B 148 O ARG B 155 SHEET 3 K 4 SER B 191 HIS B 198 -1 O THR B 197 N ASN B 145 SHEET 4 K 4 SER B 201 ASN B 210 -1 O LYS B 207 N CYS B 194 SSBOND 1 CYS A 22 CYS A 96 1555 1555 2.04 SSBOND 2 CYS A 145 CYS A 200 1555 1555 2.04 SSBOND 3 CYS B 23 CYS B 88 1555 1555 2.03 SSBOND 4 CYS B 134 CYS B 194 1555 1555 2.03 LINK O THR C 75 TL TL C3003 1555 1555 2.91 LINK O THR C 75 TL TL C3003 4575 1555 2.91 LINK O THR C 75 TL TL C3003 3755 1555 2.91 LINK O THR C 75 TL TL C3003 2775 1555 2.91 LINK O THR C 75 TL TL C3004 1555 1555 3.36 LINK OG1 THR C 75 TL TL C3004 1555 1555 3.05 LINK OG1 THR C 75 TL TL C3004 4575 1555 3.05 LINK O THR C 75 TL TL C3004 4575 1555 3.36 LINK OG1 THR C 75 TL TL C3004 3755 1555 3.05 LINK O THR C 75 TL TL C3004 3755 1555 3.36 LINK OG1 THR C 75 TL TL C3004 2775 1555 3.05 LINK O THR C 75 TL TL C3004 2775 1555 3.36 LINK O VAL C 76 TL TL C3002 1555 1555 3.11 LINK O VAL C 76 TL TL C3002 4575 1555 3.11 LINK O VAL C 76 TL TL C3002 3755 1555 3.11 LINK O VAL C 76 TL TL C3002 2775 1555 3.11 LINK O VAL C 76 TL TL C3003 1555 1555 2.97 LINK O VAL C 76 TL TL C3003 4575 1555 2.97 LINK O VAL C 76 TL TL C3003 3755 1555 2.97 LINK O VAL C 76 TL TL C3003 2775 1555 2.97 LINK O GLY C 77 TL TL C3001 1555 1555 3.41 LINK O GLY C 77 TL TL C3001 4575 1555 3.41 LINK O GLY C 77 TL TL C3001 3755 1555 3.41 LINK O GLY C 77 TL TL C3001 2775 1555 3.41 LINK O GLY C 77 TL TL C3002 1555 1555 3.00 LINK O GLY C 77 TL TL C3002 4575 1555 3.00 LINK O GLY C 77 TL TL C3002 3755 1555 3.00 LINK O GLY C 77 TL TL C3002 2775 1555 3.00 LINK O TYR C 78 TL TL C3001 1555 1555 3.01 LINK O TYR C 78 TL TL C3001 4575 1555 3.01 LINK O TYR C 78 TL TL C3001 3755 1555 3.01 LINK O TYR C 78 TL TL C3001 2775 1555 3.01 LINK TL TL C3001 TL TL C3002 1555 1555 3.15 LINK TL TL C3001 TL TL C3002 1555 2775 3.15 LINK TL TL C3001 TL TL C3002 1555 3755 3.15 LINK TL TL C3001 TL TL C3002 1555 4575 3.15 LINK TL TL C3002 TL TL C3003 1555 1555 3.15 LINK TL TL C3002 TL TL C3003 1555 2775 3.15 LINK TL TL C3002 TL TL C3003 1555 3755 3.15 LINK TL TL C3002 TL TL C3003 1555 4575 3.15 CISPEP 1 PHE A 151 PRO A 152 0 -0.18 CISPEP 2 GLU A 153 PRO A 154 0 0.06 CISPEP 3 TRP A 193 PRO A 194 0 -0.03 CISPEP 4 TRP B 94 PRO B 95 0 0.19 CISPEP 5 TYR B 140 PRO B 141 0 0.14 SITE 1 AC1 3 GLY C 77 TYR C 78 TL C3002 SITE 1 AC2 4 VAL C 76 GLY C 77 TL C3001 TL C3003 SITE 1 AC3 3 THR C 75 VAL C 76 TL C3002 SITE 1 AC4 2 THR C 75 TBA C4001 SITE 1 AC5 7 TYR B 50 GLU B 53 PRO C 63 ARG C 64 SITE 2 AC5 7 TRP C 67 LEU C 86 ARG C 89 SITE 1 AC6 1 ARG A 57 SITE 1 AC7 5 ALA C 73 THR C 74 THR C 75 ILE C 100 SITE 2 AC7 5 TL C3004 CRYST1 153.180 153.180 75.483 90.00 90.00 90.00 I 4 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 0.006528 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006528 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013248 0.00000