HEADER METAL TRANSPORT 24-JUN-09 2WLK TITLE STRUCTURE OF THE ATP-SENSITIVE INWARD RECTIFIER POTASSIUM CHANNEL FROM TITLE 2 MAGNETOSPIRILLUM MAGNETOTACTICUM COMPND MOL_ID: 1; COMPND 2 MOLECULE: ATP-SENSITIVE INWARD RECTIFIER POTASSIUM CHANNEL 10; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: KIRBAC3.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MAGNETOSPIRILLUM MAGNETOTACTICUM; SOURCE 3 ORGANISM_TAXID: 188; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21STAR(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET-30A KEYWDS INTEGRAL MEMBRANE PROTEIN, IONIC CHANNEL, METAL TRANSPORT, ION KEYWDS 2 TRANSPORT, TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR O.B.CLARKE,A.T.CAPUTO,B.J.SMITH,J.M.GULBIS REVDAT 6 13-DEC-23 2WLK 1 REMARK LINK REVDAT 5 06-FEB-19 2WLK 1 REMARK REVDAT 4 30-JAN-19 2WLK 1 REMARK REVDAT 3 25-APR-12 2WLK 1 JRNL REMARK VERSN FORMUL REVDAT 2 23-JUN-10 2WLK 1 JRNL END REVDAT 1 09-JUN-10 2WLK 0 JRNL AUTH O.B.CLARKE,A.T.CAPUTO,A.P.HILL,J.I.VANDENBERG,B.J.SMITH, JRNL AUTH 2 J.M.GULBIS JRNL TITL DOMAIN REORIENTATION AND ROTATION OF AN INTRACELLULAR JRNL TITL 2 ASSEMBLY REGULATE CONDUCTION IN KIR POTASSIUM CHANNELS. JRNL REF CELL(CAMBRIDGE,MASS.) V. 141 1018 2010 JRNL REFN ISSN 0092-8674 JRNL PMID 20564790 JRNL DOI 10.1016/J.CELL.2010.05.003 REMARK 0 REMARK 0 THIS ENTRY 2WLK REFLECTS AN ALTERNATIVE MODELING OF THE REMARK 0 ORIGINAL STRUCTURAL DATA (R1XL6SF) DETERMINED BY REMARK 0 AUTHORS OF THE PDB ENTRY 1XL6: REMARK 0 J.M.GULBIS,A.KUO,B.SMITH,D.A.DOYLE,A.EDWARDS,C.ARROWSMITH, REMARK 0 M.SUNDSTROM REMARK 0 ORIGINAL DATA REFERENCE 1 REMARK 0 PDB ID: 1XL6 REMARK 0 AUTH J.M.GULBIS,A.KUO,B.SMITH,D.A.DOYLE,A.EDWARDS,C.ARROWSMITH, REMARK 0 AUTH 2 M.SUNDSTROM REMARK 0 TITL TWO INTERMEDIATE GATING STATE CRYSTAL STRUCTURES OF THE REMARK 0 TITL 2 KIRBAC3.1 K+ CHANNEL REMARK 0 REF TO BE PUBLISHED REMARK 0 REFN REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0066 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) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.76 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 24241 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) : 0.248 REMARK 3 R VALUE (WORKING SET) : 0.247 REMARK 3 FREE R VALUE : 0.280 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1308 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.87 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1720 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.77 REMARK 3 BIN R VALUE (WORKING SET) : 0.3810 REMARK 3 BIN FREE R VALUE SET COUNT : 77 REMARK 3 BIN FREE R VALUE : 0.5100 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4569 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 33 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 0.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 75.03 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.35000 REMARK 3 B22 (A**2) : 2.68000 REMARK 3 B33 (A**2) : -4.03000 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): 0.000 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.402 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.284 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 30.591 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.909 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.871 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6209 ; 0.012 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 8462 ; 1.448 ; 1.947 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 778 ; 5.535 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 257 ;26.617 ;22.490 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 929 ;17.399 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 36 ;18.603 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 996 ; 0.083 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4668 ; 0.006 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL 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): 3888 ; 2.967 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 6249 ; 5.361 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2321 ; 4.062 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2213 ; 7.408 ; 4.500 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 : 2 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 34 A 136 1 REMARK 3 1 B 34 B 136 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 1 A (A): 770 ; 0.02 ; 0.05 REMARK 3 TIGHT POSITIONAL 1 B (A): 770 ; 0.02 ; 0.05 REMARK 3 TIGHT THERMAL 1 A (A**2): 770 ; 1.09 ; 0.50 REMARK 3 TIGHT THERMAL 1 B (A**2): 770 ; 1.09 ; 0.50 REMARK 3 REMARK 3 NCS GROUP NUMBER : 2 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 11 A 301 1 REMARK 3 1 B 11 B 301 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 2 A (A): 2249 ; 0.07 ; 0.05 REMARK 3 TIGHT POSITIONAL 2 B (A): 2249 ; 0.07 ; 0.05 REMARK 3 TIGHT THERMAL 2 A (A**2): 2249 ; 3.60 ; 0.50 REMARK 3 TIGHT THERMAL 2 B (A**2): 2249 ; 3.60 ; 0.50 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 6 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 11 A 27 REMARK 3 ORIGIN FOR THE GROUP (A): 45.8151 -81.6945 212.9958 REMARK 3 T TENSOR REMARK 3 T11: 0.0739 T22: 0.2319 REMARK 3 T33: 0.0835 T12: -0.0481 REMARK 3 T13: -0.0216 T23: 0.0122 REMARK 3 L TENSOR REMARK 3 L11: 10.3207 L22: 1.6812 REMARK 3 L33: 0.0156 L12: 4.1641 REMARK 3 L13: 0.3793 L23: 0.1540 REMARK 3 S TENSOR REMARK 3 S11: -0.5151 S12: 1.2414 S13: -0.2820 REMARK 3 S21: -0.2044 S22: 0.5131 S23: -0.1134 REMARK 3 S31: -0.0184 S32: 0.0569 S33: 0.0020 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 32 A 136 REMARK 3 ORIGIN FOR THE GROUP (A): 45.7963 -64.8813 174.8081 REMARK 3 T TENSOR REMARK 3 T11: 0.2716 T22: 0.1599 REMARK 3 T33: 0.0489 T12: -0.0185 REMARK 3 T13: -0.0244 T23: -0.0372 REMARK 3 L TENSOR REMARK 3 L11: 0.3136 L22: 0.1151 REMARK 3 L33: 2.5760 L12: -0.0194 REMARK 3 L13: 0.8387 L23: 0.1379 REMARK 3 S TENSOR REMARK 3 S11: 0.0095 S12: -0.0267 S13: 0.0222 REMARK 3 S21: 0.1400 S22: -0.0815 S23: 0.0200 REMARK 3 S31: 0.3090 S32: -0.1685 S33: 0.0719 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 137 A 301 REMARK 3 ORIGIN FOR THE GROUP (A): 61.9817 -74.1290 221.8414 REMARK 3 T TENSOR REMARK 3 T11: 0.1837 T22: 0.0751 REMARK 3 T33: 0.1242 T12: 0.0425 REMARK 3 T13: 0.0361 T23: 0.0404 REMARK 3 L TENSOR REMARK 3 L11: 0.2705 L22: 0.3291 REMARK 3 L33: 2.2511 L12: -0.2433 REMARK 3 L13: 0.4645 L23: -0.7960 REMARK 3 S TENSOR REMARK 3 S11: 0.0233 S12: 0.0683 S13: -0.0427 REMARK 3 S21: 0.0790 S22: -0.0844 S23: 0.0299 REMARK 3 S31: -0.1884 S32: 0.2836 S33: 0.0611 REMARK 3 REMARK 3 TLS GROUP : 4 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 11 B 27 REMARK 3 ORIGIN FOR THE GROUP (A): 24.9253 -46.8804 213.0124 REMARK 3 T TENSOR REMARK 3 T11: 0.4874 T22: 0.2268 REMARK 3 T33: 0.4759 T12: 0.2755 REMARK 3 T13: -0.3036 T23: -0.1355 REMARK 3 L TENSOR REMARK 3 L11: 0.0024 L22: 4.4751 REMARK 3 L33: 0.5703 L12: -0.0834 REMARK 3 L13: -0.0292 L23: 1.5900 REMARK 3 S TENSOR REMARK 3 S11: 0.1022 S12: 0.0071 S13: -0.0255 REMARK 3 S21: -1.3389 S22: -0.6628 S23: 1.3044 REMARK 3 S31: -0.4540 S32: -0.2495 S33: 0.5606 REMARK 3 REMARK 3 TLS GROUP : 5 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 33 B 136 REMARK 3 ORIGIN FOR THE GROUP (A): 41.7450 -46.7359 174.5787 REMARK 3 T TENSOR REMARK 3 T11: 0.1181 T22: 0.2739 REMARK 3 T33: 0.1076 T12: -0.0013 REMARK 3 T13: -0.0393 T23: -0.0148 REMARK 3 L TENSOR REMARK 3 L11: 0.3499 L22: 0.8191 REMARK 3 L33: 2.8909 L12: 0.3246 REMARK 3 L13: -0.4215 L23: -1.4920 REMARK 3 S TENSOR REMARK 3 S11: -0.0263 S12: -0.1451 S13: 0.1381 REMARK 3 S21: 0.0640 S22: 0.0397 S23: 0.0360 REMARK 3 S31: -0.1147 S32: -0.2844 S33: -0.0134 REMARK 3 REMARK 3 TLS GROUP : 6 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 137 B 301 REMARK 3 ORIGIN FOR THE GROUP (A): 32.7066 -62.8627 221.9381 REMARK 3 T TENSOR REMARK 3 T11: 0.1030 T22: 0.2421 REMARK 3 T33: 0.1381 T12: -0.1070 REMARK 3 T13: 0.0497 T23: -0.0588 REMARK 3 L TENSOR REMARK 3 L11: 0.6572 L22: 0.7317 REMARK 3 L33: 1.3549 L12: 0.1693 REMARK 3 L13: -0.8415 L23: -0.1765 REMARK 3 S TENSOR REMARK 3 S11: -0.0115 S12: -0.1781 S13: 0.1037 REMARK 3 S21: -0.1958 S22: 0.0597 S23: -0.0530 REMARK 3 S31: 0.1180 S32: 0.0295 S33: -0.0482 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. REMARK 3 REREFINEMENT OF PDB ENTRY 1XL6. IMPROVED REFINEMENT STATISTICS REMARK 3 WERE OBTAINED, AND AN ALTERNATE CONFORMATION OF THE REMARK 3 TRANSMEMBRANE DOMAIN WAS MODELLED. REMARK 4 REMARK 4 2WLK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-JUN-09. REMARK 100 THE DEPOSITION ID IS D_1290040207. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 7.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL 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 : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28510 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1P7B REMARK 200 REMARK 200 REMARK: AUTHOR USED THE SF DATA FROM ENTRY 1XL6. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 90MM HEPES, 2.5% PEG 8000, 2.5% PEG REMARK 280 4000, 20% PEG 400, 12.5MM MAGNESIUM CHLORIDE, 42.5MM MAGNESIUM REMARK 280 ACETATE, 2.5% GLYCEROL, 14MM HEGA-10 , PH 7.6, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 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 52.88000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 53.76500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 52.88000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 53.76500 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 20500 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 52890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -148.5 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 105.76000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 -107.53000 REMARK 350 BIOMT3 2 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 K K A1302 LIES ON A SPECIAL POSITION. REMARK 375 K K A1303 LIES ON A SPECIAL POSITION. REMARK 375 K K A1304 LIES ON A SPECIAL POSITION. REMARK 375 K K A1305 LIES ON A SPECIAL POSITION. REMARK 375 K K A1307 LIES ON A SPECIAL POSITION. 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 THR A 2 REMARK 465 GLY A 3 REMARK 465 GLY A 4 REMARK 465 MET A 5 REMARK 465 LYS A 6 REMARK 465 PRO A 7 REMARK 465 PRO A 8 REMARK 465 ALA A 9 REMARK 465 ARG A 10 REMARK 465 MET B 1 REMARK 465 THR B 2 REMARK 465 GLY B 3 REMARK 465 GLY B 4 REMARK 465 MET B 5 REMARK 465 LYS B 6 REMARK 465 PRO B 7 REMARK 465 PRO B 8 REMARK 465 ALA B 9 REMARK 465 ARG B 10 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 11 CG CD CE NZ REMARK 470 GLU A 29 CG CD OE1 OE2 REMARK 470 TRP A 33 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP A 33 CZ3 CH2 REMARK 470 HIS A 236 CG ND1 CD2 CE1 NE2 REMARK 470 ARG A 283 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 11 CG CD CE NZ REMARK 470 GLU B 29 CG CD OE1 OE2 REMARK 470 TRP B 33 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP B 33 CZ3 CH2 REMARK 470 ARG B 283 CG CD NE CZ NH1 NH2 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 LYS A 30 REMARK 475 ARG A 31 REMARK 475 LYS B 30 REMARK 475 ARG B 31 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 O THR B 136 N ARG B 137 0.72 REMARK 500 O THR A 136 N ARG A 137 0.74 REMARK 500 O GLU B 29 N LYS B 30 1.41 REMARK 500 O GLU A 29 N LYS A 30 1.42 REMARK 500 O TRP A 33 N TYR A 38 1.98 REMARK 500 O TRP B 33 N TYR B 38 2.00 REMARK 500 O TRP B 33 N HIS B 37 2.02 REMARK 500 O TRP A 33 N HIS A 37 2.03 REMARK 500 CG2 THR A 139 NH2 ARG A 167 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 C13 SPM B 1302 O HOH B 2019 2645 2.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 31 C GLY A 32 N 0.184 REMARK 500 LEU A 34 CG LEU A 34 CD1 -0.267 REMARK 500 LEU A 34 CG LEU A 34 CD2 -0.264 REMARK 500 THR A 136 C ARG A 137 N -0.456 REMARK 500 CYS A 262 CB CYS A 262 SG -0.108 REMARK 500 ARG B 31 C GLY B 32 N 0.234 REMARK 500 LEU B 34 CG LEU B 34 CD1 -0.263 REMARK 500 LEU B 34 CG LEU B 34 CD2 -0.262 REMARK 500 THR B 136 C ARG B 137 N -0.452 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 GLU A 29 CA - C - N ANGL. DEV. = 34.7 DEGREES REMARK 500 GLU A 29 O - C - N ANGL. DEV. = -51.6 DEGREES REMARK 500 LYS A 30 C - N - CA ANGL. DEV. = 22.4 DEGREES REMARK 500 LYS A 30 N - CA - CB ANGL. DEV. = -16.8 DEGREES REMARK 500 VAL A 59 CB - CA - C ANGL. DEV. = 12.0 DEGREES REMARK 500 THR A 136 CA - C - N ANGL. DEV. = 24.6 DEGREES REMARK 500 THR A 136 O - C - N ANGL. DEV. = -85.9 DEGREES REMARK 500 ARG A 137 C - N - CA ANGL. DEV. = 18.9 DEGREES REMARK 500 PRO A 138 C - N - CA ANGL. DEV. = -10.6 DEGREES REMARK 500 ARG A 202 N - CA - CB ANGL. DEV. = -12.1 DEGREES REMARK 500 GLU B 29 CA - C - N ANGL. DEV. = 35.5 DEGREES REMARK 500 GLU B 29 O - C - N ANGL. DEV. = -52.5 DEGREES REMARK 500 LYS B 30 C - N - CA ANGL. DEV. = 23.0 DEGREES REMARK 500 LYS B 30 N - CA - CB ANGL. DEV. = -16.8 DEGREES REMARK 500 THR B 136 CA - C - N ANGL. DEV. = 26.0 DEGREES REMARK 500 THR B 136 O - C - N ANGL. DEV. = -87.5 DEGREES REMARK 500 ARG B 137 C - N - CA ANGL. DEV. = 16.5 DEGREES REMARK 500 PRO B 138 C - N - CA ANGL. DEV. = -10.2 DEGREES 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 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 LEU A 28 16.39 -156.90 REMARK 500 GLU A 29 -83.83 -101.04 REMARK 500 ASP A 35 10.47 -68.82 REMARK 500 VAL A 91 -36.68 -39.33 REMARK 500 ILE A 97 -70.71 -60.64 REMARK 500 LEU A 102 67.76 -112.56 REMARK 500 ARG A 137 77.89 90.22 REMARK 500 GLU A 173 52.55 70.51 REMARK 500 SER A 209 -27.04 -145.15 REMARK 500 LEU A 210 -84.52 -123.53 REMARK 500 ARG A 282 -115.88 59.16 REMARK 500 LEU B 28 15.71 -156.06 REMARK 500 GLU B 29 -84.83 -100.71 REMARK 500 ASP B 35 9.49 -69.73 REMARK 500 VAL B 91 -38.37 -38.58 REMARK 500 ILE B 97 -70.56 -60.94 REMARK 500 LEU B 102 66.45 -112.11 REMARK 500 MET B 121 -70.42 -76.32 REMARK 500 ARG B 137 76.56 88.77 REMARK 500 ARG B 202 116.74 -169.28 REMARK 500 SER B 209 -30.94 -145.11 REMARK 500 LEU B 210 -88.03 -122.82 REMARK 500 ARG B 282 -114.33 55.85 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLU A 29 LYS A 30 -139.99 REMARK 500 THR A 136 ARG A 137 -112.21 REMARK 500 GLU B 29 LYS B 30 -139.28 REMARK 500 THR B 136 ARG B 137 -116.95 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 GLU A 29 52.05 REMARK 500 THR A 136 -111.91 REMARK 500 GLU B 29 53.47 REMARK 500 THR B 136 -117.66 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 A1302 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 K A1303 K REMARK 620 2 K A1303 K 1.0 REMARK 620 3 K A1304 K 179.5 179.3 REMARK 620 4 K A1304 K 179.6 178.9 0.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A1304 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 K A1305 K REMARK 620 2 K A1305 K 0.7 REMARK 620 N 1 REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 1302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 1303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 1304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 1305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SPM B 1302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1306 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1XL6 RELATED DB: PDB REMARK 900 INTERMEDIATE GATING STRUCTURE 2 OF THE INWARDLY RECTIFYINGK+ REMARK 900 CHANNEL KIRBAC3.1 REMARK 900 RELATED ID: 1XL4 RELATED DB: PDB REMARK 900 INTERMEDIATE GATING STRUCTURE 1 OF THE INWARDLY RECTIFYINGK+ REMARK 900 CHANNEL KIRBAC3.1 REMARK 900 RELATED ID: 2WLN RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2WLO RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2WLJ RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2WLL RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM BURKHOLDERIA PSEUDOMALLEI REMARK 900 RELATED ID: 2WLI RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2WLM RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2WLH RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2X6B RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2X6A RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 900 RELATED ID: 2X6C RELATED DB: PDB REMARK 900 POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES 5-295 CORRESPOND TO GENBANK ACCESSION ZP_00055625 DBREF 2WLK A 1 4 PDB 2WLK 2WLK 1 4 DBREF 2WLK A 5 295 PDB 2WLK 2WLK 5 295 DBREF 2WLK A 296 301 PDB 2WLK 2WLK 296 301 DBREF 2WLK B 1 4 PDB 2WLK 2WLK 1 4 DBREF 2WLK B 5 295 PDB 2WLK 2WLK 5 295 DBREF 2WLK B 296 301 PDB 2WLK 2WLK 296 301 SEQRES 1 A 301 MET THR GLY GLY MET LYS PRO PRO ALA ARG LYS PRO ARG SEQRES 2 A 301 ILE LEU ASN SER ASP GLY SER SER ASN ILE THR ARG LEU SEQRES 3 A 301 GLY LEU GLU LYS ARG GLY TRP LEU ASP ASP HIS TYR HIS SEQRES 4 A 301 ASP LEU LEU THR VAL SER TRP PRO VAL PHE ILE THR LEU SEQRES 5 A 301 ILE THR GLY LEU TYR LEU VAL THR ASN ALA LEU PHE ALA SEQRES 6 A 301 LEU ALA TYR LEU ALA CYS GLY ASP VAL ILE GLU ASN ALA SEQRES 7 A 301 ARG PRO GLY SER PHE THR ASP ALA PHE PHE PHE SER VAL SEQRES 8 A 301 GLN THR MET ALA THR ILE GLY TYR GLY LYS LEU ILE PRO SEQRES 9 A 301 ILE GLY PRO LEU ALA ASN THR LEU VAL THR LEU GLU ALA SEQRES 10 A 301 LEU CYS GLY MET LEU GLY LEU ALA VAL ALA ALA SER LEU SEQRES 11 A 301 ILE TYR ALA ARG PHE THR ARG PRO THR ALA GLY VAL LEU SEQRES 12 A 301 PHE SER SER ARG MET VAL ILE SER ASP PHE GLU GLY LYS SEQRES 13 A 301 PRO THR LEU MET MET ARG LEU ALA ASN LEU ARG ILE GLU SEQRES 14 A 301 GLN ILE ILE GLU ALA ASP VAL HIS LEU VAL LEU VAL ARG SEQRES 15 A 301 SER GLU ILE SER GLN GLU GLY MET VAL PHE ARG ARG PHE SEQRES 16 A 301 HIS ASP LEU THR LEU THR ARG SER ARG SER PRO ILE PHE SEQRES 17 A 301 SER LEU SER TRP THR VAL MET HIS PRO ILE ASP HIS HIS SEQRES 18 A 301 SER PRO ILE TYR GLY GLU THR ASP GLU THR LEU ARG ASN SEQRES 19 A 301 SER HIS SER GLU PHE LEU VAL LEU PHE THR GLY HIS HIS SEQRES 20 A 301 GLU ALA PHE ALA GLN ASN VAL HIS ALA ARG HIS ALA TYR SEQRES 21 A 301 SER CYS ASP GLU ILE ILE TRP GLY GLY HIS PHE VAL ASP SEQRES 22 A 301 VAL PHE THR THR LEU PRO ASP GLY ARG ARG ALA LEU ASP SEQRES 23 A 301 LEU GLY LYS PHE HIS GLU ILE ALA GLN HIS HIS HIS HIS SEQRES 24 A 301 HIS HIS SEQRES 1 B 301 MET THR GLY GLY MET LYS PRO PRO ALA ARG LYS PRO ARG SEQRES 2 B 301 ILE LEU ASN SER ASP GLY SER SER ASN ILE THR ARG LEU SEQRES 3 B 301 GLY LEU GLU LYS ARG GLY TRP LEU ASP ASP HIS TYR HIS SEQRES 4 B 301 ASP LEU LEU THR VAL SER TRP PRO VAL PHE ILE THR LEU SEQRES 5 B 301 ILE THR GLY LEU TYR LEU VAL THR ASN ALA LEU PHE ALA SEQRES 6 B 301 LEU ALA TYR LEU ALA CYS GLY ASP VAL ILE GLU ASN ALA SEQRES 7 B 301 ARG PRO GLY SER PHE THR ASP ALA PHE PHE PHE SER VAL SEQRES 8 B 301 GLN THR MET ALA THR ILE GLY TYR GLY LYS LEU ILE PRO SEQRES 9 B 301 ILE GLY PRO LEU ALA ASN THR LEU VAL THR LEU GLU ALA SEQRES 10 B 301 LEU CYS GLY MET LEU GLY LEU ALA VAL ALA ALA SER LEU SEQRES 11 B 301 ILE TYR ALA ARG PHE THR ARG PRO THR ALA GLY VAL LEU SEQRES 12 B 301 PHE SER SER ARG MET VAL ILE SER ASP PHE GLU GLY LYS SEQRES 13 B 301 PRO THR LEU MET MET ARG LEU ALA ASN LEU ARG ILE GLU SEQRES 14 B 301 GLN ILE ILE GLU ALA ASP VAL HIS LEU VAL LEU VAL ARG SEQRES 15 B 301 SER GLU ILE SER GLN GLU GLY MET VAL PHE ARG ARG PHE SEQRES 16 B 301 HIS ASP LEU THR LEU THR ARG SER ARG SER PRO ILE PHE SEQRES 17 B 301 SER LEU SER TRP THR VAL MET HIS PRO ILE ASP HIS HIS SEQRES 18 B 301 SER PRO ILE TYR GLY GLU THR ASP GLU THR LEU ARG ASN SEQRES 19 B 301 SER HIS SER GLU PHE LEU VAL LEU PHE THR GLY HIS HIS SEQRES 20 B 301 GLU ALA PHE ALA GLN ASN VAL HIS ALA ARG HIS ALA TYR SEQRES 21 B 301 SER CYS ASP GLU ILE ILE TRP GLY GLY HIS PHE VAL ASP SEQRES 22 B 301 VAL PHE THR THR LEU PRO ASP GLY ARG ARG ALA LEU ASP SEQRES 23 B 301 LEU GLY LYS PHE HIS GLU ILE ALA GLN HIS HIS HIS HIS SEQRES 24 B 301 HIS HIS HET K A1302 1 HET K A1303 1 HET K A1304 1 HET K A1305 1 HET CL A1306 1 HET K A1307 1 HET SPM B1302 14 HETNAM K POTASSIUM ION HETNAM CL CHLORIDE ION HETNAM SPM SPERMINE FORMUL 3 K 5(K 1+) FORMUL 7 CL CL 1- FORMUL 9 SPM C10 H26 N4 FORMUL 10 HOH *33(H2 O) HELIX 1 1 LEU A 34 LEU A 41 1 8 HELIX 2 2 SER A 45 ALA A 70 1 26 HELIX 3 3 SER A 82 ALA A 95 1 14 HELIX 4 4 PRO A 107 ARG A 134 1 28 HELIX 5 5 THR A 228 SER A 235 1 8 HELIX 6 6 LEU A 287 PHE A 290 5 4 HELIX 7 7 LEU B 34 LEU B 42 1 9 HELIX 8 8 SER B 45 ALA B 70 1 26 HELIX 9 9 SER B 82 ALA B 95 1 14 HELIX 10 10 PRO B 107 ARG B 134 1 28 HELIX 11 11 THR B 228 SER B 235 1 8 HELIX 12 12 GLY B 288 PHE B 290 5 3 SHEET 1 AA 3 THR A 24 LEU A 26 0 SHEET 2 AA 3 ARG B 282 ASP B 286 1 O ARG B 283 N THR A 24 SHEET 3 AA 3 PHE B 275 LEU B 278 -1 O THR B 276 N ALA B 284 SHEET 1 AB 4 VAL A 142 PHE A 144 0 SHEET 2 AB 4 LYS A 156 ASN A 165 -1 O ALA A 164 N LEU A 143 SHEET 3 AB 4 MET A 148 PHE A 153 -1 O VAL A 149 N MET A 160 SHEET 4 AB 4 ILE A 265 TRP A 267 1 O ILE A 266 N ILE A 150 SHEET 1 AC 3 VAL A 142 PHE A 144 0 SHEET 2 AC 3 LYS A 156 ASN A 165 -1 O ALA A 164 N LEU A 143 SHEET 3 AC 3 SER A 211 PRO A 217 -1 O TRP A 212 N LEU A 163 SHEET 1 AD 3 VAL A 191 ASP A 197 0 SHEET 2 AD 3 ILE A 171 ILE A 185 -1 O LEU A 180 N HIS A 196 SHEET 3 AD 3 ARG A 204 PHE A 208 -1 O SER A 205 N ALA A 174 SHEET 1 AE 4 VAL A 191 ASP A 197 0 SHEET 2 AE 4 ILE A 171 ILE A 185 -1 O LEU A 180 N HIS A 196 SHEET 3 AE 4 GLU A 238 HIS A 247 -1 O GLU A 238 N VAL A 181 SHEET 4 AE 4 GLN A 252 SER A 261 -1 O GLN A 252 N HIS A 247 SHEET 1 AF 2 HIS A 270 PHE A 271 0 SHEET 2 AF 2 ILE A 293 ALA A 294 -1 O ALA A 294 N HIS A 270 SHEET 1 AG 2 PHE A 275 LEU A 278 0 SHEET 2 AG 2 ARG A 282 LEU A 285 -1 O ARG A 282 N LEU A 278 SHEET 1 BA 4 VAL B 142 PHE B 144 0 SHEET 2 BA 4 LYS B 156 ASN B 165 -1 O ALA B 164 N LEU B 143 SHEET 3 BA 4 MET B 148 PHE B 153 -1 O VAL B 149 N MET B 160 SHEET 4 BA 4 ILE B 265 TRP B 267 1 N ILE B 266 O MET B 148 SHEET 1 BB 3 VAL B 142 PHE B 144 0 SHEET 2 BB 3 LYS B 156 ASN B 165 -1 O ALA B 164 N LEU B 143 SHEET 3 BB 3 SER B 211 PRO B 217 -1 O TRP B 212 N LEU B 163 SHEET 1 BC 7 VAL B 191 ASP B 197 0 SHEET 2 BC 7 ILE B 171 ILE B 185 -1 O LEU B 180 N HIS B 196 SHEET 3 BC 7 ARG B 204 PHE B 208 -1 O SER B 205 N ALA B 174 SHEET 4 BC 7 ILE B 171 ILE B 185 -1 O ILE B 171 N PHE B 208 SHEET 5 BC 7 GLN B 252 SER B 261 0 SHEET 6 BC 7 GLU B 238 HIS B 247 -1 O PHE B 239 N TYR B 260 SHEET 7 BC 7 ILE B 171 ILE B 185 -1 O ILE B 172 N HIS B 246 SHEET 1 BD 2 HIS B 270 PHE B 271 0 SHEET 2 BD 2 ILE B 293 ALA B 294 -1 O ALA B 294 N HIS B 270 LINK K K A1302 K K A1303 1555 1555 3.11 LINK K K A1302 K K A1303 1555 2645 3.11 LINK K K A1302 K K A1304 1555 1555 3.19 LINK K K A1302 K K A1304 1555 2645 3.19 LINK K K A1304 K K A1305 1555 2645 3.27 LINK K K A1304 K K A1305 1555 1555 3.27 SITE 1 AC1 6 THR A 96 ILE A 97 K A1303 K A1304 SITE 2 AC1 6 THR B 96 ILE B 97 SITE 1 AC2 3 THR A 96 K A1302 THR B 96 SITE 1 AC3 6 ILE A 97 GLY A 98 K A1302 K A1305 SITE 2 AC3 6 ILE B 97 GLY B 98 SITE 1 AC4 5 GLY A 98 TYR A 99 K A1304 GLY B 98 SITE 2 AC4 5 TYR B 99 SITE 1 AC5 4 TYR A 132 TYR B 132 HOH B2018 HOH B2019 SITE 1 AC6 2 ARG A 194 ARG B 202 CRYST1 105.760 107.530 89.650 90.00 90.00 90.00 P 21 21 2 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 0.009455 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009300 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011154 0.00000