HEADER METAL TRANSPORT 20-MAR-20 6W83 TITLE K2P2.1 (TREK-1), 100 MM K+ COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM CHANNEL SUBFAMILY K MEMBER 2; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: OUTWARD RECTIFYING POTASSIUM CHANNEL PROTEIN TREK-1,TREK-1 COMPND 5 K(+) CHANNEL SUBUNIT,TWO PORE POTASSIUM CHANNEL TPKC1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: KCNK2; SOURCE 6 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922 KEYWDS ION CHANNEL, K2P, TREK1, TREK-1, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR M.LOLICATO,D.L.MINOR REVDAT 3 30-OCT-24 6W83 1 REMARK REVDAT 2 18-OCT-23 6W83 1 REMARK REVDAT 1 27-JAN-21 6W83 0 JRNL AUTH M.LOLICATO,A.M.NATALE,F.ABDEREMANE-ALI,D.CROTTES,S.CAPPONI, JRNL AUTH 2 R.DUMAN,A.WAGNER,J.M.ROSENBERG,M.GRABE,D.L.MINOR JR. JRNL TITL K 2P CHANNEL C-TYPE GATING INVOLVES ASYMMETRIC SELECTIVITY JRNL TITL 2 FILTER ORDER-DISORDER TRANSITIONS. JRNL REF SCI ADV V. 6 2020 JRNL REFN ESSN 2375-2548 JRNL PMID 33127683 JRNL DOI 10.1126/SCIADV.ABC9174 REMARK 2 REMARK 2 RESOLUTION. 3.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.3 (6-FEB-2020) REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.95 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 10310 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) : 0.246 REMARK 3 R VALUE (WORKING SET) : 0.242 REMARK 3 FREE R VALUE : 0.312 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 465 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 (ANGSTROMS) : 3.90 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 3.96 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.33 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : NULL REMARK 3 BIN R VALUE (WORKING + TEST SET) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2768 REMARK 3 BIN FREE R VALUE : 0.2321 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 19 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 : 4283 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 83 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 217.3 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -16.70130 REMARK 3 B22 (A**2) : 20.20210 REMARK 3 B33 (A**2) : -3.50080 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.820 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : NULL REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.766 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : NULL REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.930 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.883 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 4456 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 6029 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 1493 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : 711 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 4389 ; 10.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 606 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 4220 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 0.97 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 6.01 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 12.39 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): -1.8079 -20.9213 -21.208 REMARK 3 T TENSOR REMARK 3 T11: -0.0053 T22: 0.001 REMARK 3 T33: -0.0105 T12: 0.0053 REMARK 3 T13: -0.0007 T23: 0.02 REMARK 3 L TENSOR REMARK 3 L11: 1.0327 L22: 0.0798 REMARK 3 L33: 0.7279 L12: -0.3116 REMARK 3 L13: 0.2946 L23: -0.234 REMARK 3 S TENSOR REMARK 3 S11: 0.0031 S12: 0.0435 S13: -0.011 REMARK 3 S21: 0.0435 S22: 0.024 S23: -0.0504 REMARK 3 S31: -0.011 S32: -0.0504 S33: -0.027 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: { B|* } REMARK 3 ORIGIN FOR THE GROUP (A): 4.7192 -27.3944 -33.6571 REMARK 3 T TENSOR REMARK 3 T11: -0.0023 T22: -0.0224 REMARK 3 T33: -0.0018 T12: -0.0085 REMARK 3 T13: -0.0009 T23: 0.0057 REMARK 3 L TENSOR REMARK 3 L11: 0.1185 L22: 1.1044 REMARK 3 L33: 1.1933 L12: -0.5228 REMARK 3 L13: 0.6151 L23: 1.0256 REMARK 3 S TENSOR REMARK 3 S11: 0.0023 S12: 0.0146 S13: 0.0283 REMARK 3 S21: 0.0146 S22: 0.0009 S23: 0.0123 REMARK 3 S31: 0.0283 S32: 0.0123 S33: -0.0031 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6W83 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-MAR-20. REMARK 100 THE DEPOSITION ID IS D_1000247806. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-MAR-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.03320 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10566 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.900 REMARK 200 RESOLUTION RANGE LOW (A) : 47.590 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 11.70 REMARK 200 R MERGE (I) : 0.25900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 4.36 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: PHASER REMARK 200 STARTING MODEL: 6CQ6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 69.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.01 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 22-25% PEG400, 100MM HEPES PH=8.0, 1MM REMARK 280 CDCL2, 200MM KCL, PH 8, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 35.11100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 64.71300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 60.58200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 64.71300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 35.11100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 60.58200 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 12390 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 31960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.0 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 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 20 REMARK 465 SER A 21 REMARK 465 PHE A 22 REMARK 465 SER A 23 REMARK 465 SER A 24 REMARK 465 LYS A 25 REMARK 465 PRO A 26 REMARK 465 THR A 27 REMARK 465 VAL A 28 REMARK 465 LEU A 29 REMARK 465 ALA A 30 REMARK 465 SER A 31 REMARK 465 ARG A 32 REMARK 465 VAL A 33 REMARK 465 GLU A 34 REMARK 465 SER A 35 REMARK 465 ASP A 36 REMARK 465 SER A 37 REMARK 465 ALA A 38 REMARK 465 ILE A 39 REMARK 465 ASN A 40 REMARK 465 VAL A 41 REMARK 465 MET A 42 REMARK 465 ILE A 114 REMARK 465 ILE A 115 REMARK 465 PRO A 116 REMARK 465 LEU A 117 REMARK 465 GLY A 118 REMARK 465 ALA A 119 REMARK 465 SER A 120 REMARK 465 SER A 121 REMARK 465 ASN A 122 REMARK 465 GLN A 123 REMARK 465 VAL A 124 REMARK 465 THR A 322 REMARK 465 SER A 323 REMARK 465 ASN A 324 REMARK 465 SER A 325 REMARK 465 LEU A 326 REMARK 465 GLU A 327 REMARK 465 VAL A 328 REMARK 465 LEU A 329 REMARK 465 PHE A 330 REMARK 465 GLN A 331 REMARK 465 MET B 20 REMARK 465 SER B 21 REMARK 465 PHE B 22 REMARK 465 SER B 23 REMARK 465 SER B 24 REMARK 465 LYS B 25 REMARK 465 PRO B 26 REMARK 465 THR B 27 REMARK 465 VAL B 28 REMARK 465 LEU B 29 REMARK 465 ALA B 30 REMARK 465 SER B 31 REMARK 465 ARG B 32 REMARK 465 VAL B 33 REMARK 465 GLU B 34 REMARK 465 SER B 202 REMARK 465 TRP B 317 REMARK 465 THR B 318 REMARK 465 ALA B 319 REMARK 465 ASN B 320 REMARK 465 VAL B 321 REMARK 465 THR B 322 REMARK 465 SER B 323 REMARK 465 ASN B 324 REMARK 465 SER B 325 REMARK 465 LEU B 326 REMARK 465 GLU B 327 REMARK 465 VAL B 328 REMARK 465 LEU B 329 REMARK 465 PHE B 330 REMARK 465 GLN B 331 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 GLN B 76 CG CD OE1 NE2 REMARK 470 GLU B 316 CG CD OE1 OE2 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 ARG B 311 CG - CD - NE ANGL. DEV. = 14.5 DEGREES REMARK 500 ARG B 311 CD - NE - CZ ANGL. DEV. = 14.4 DEGREES REMARK 500 ARG B 311 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ARG B 311 NE - CZ - NH2 ANGL. DEV. = -10.8 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 THR A 46 -5.91 69.19 REMARK 500 VAL A 223 -60.43 -122.59 REMARK 500 VAL B 223 -60.90 -123.20 REMARK 500 THR B 251 40.06 39.08 REMARK 500 ILE B 264 -73.12 -56.19 REMARK 500 GLU B 265 -52.51 -131.65 REMARK 500 TYR B 266 76.75 59.10 REMARK 500 LEU B 267 -39.27 -35.98 REMARK 500 ASP B 268 -4.28 83.93 REMARK 500 HIS B 313 -156.83 -96.03 REMARK 500 ALA B 314 51.02 72.04 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 409 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 142 O REMARK 620 2 THR A 142 OG1 60.5 REMARK 620 3 THR A 251 O 66.7 112.6 REMARK 620 4 THR A 251 OG1 108.1 98.2 62.0 REMARK 620 5 THR B 142 O 102.6 159.6 65.2 98.0 REMARK 620 6 THR B 142 OG1 156.7 142.0 92.9 68.6 56.7 REMARK 620 7 THR B 251 O 65.6 85.0 108.4 170.4 77.1 114.0 REMARK 620 8 THR B 251 OG1 119.3 120.4 120.5 128.9 55.6 60.3 54.9 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 403 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 142 O REMARK 620 2 ILE A 143 O 73.0 REMARK 620 3 THR A 251 O 66.6 84.6 REMARK 620 4 ILE A 252 O 121.6 68.2 67.9 REMARK 620 5 THR B 142 O 105.2 146.0 64.7 86.0 REMARK 620 6 ILE B 143 O 169.3 113.7 121.2 69.1 74.2 REMARK 620 7 THR B 251 O 63.1 128.9 99.8 159.4 73.6 107.0 REMARK 620 8 ILE B 252 O 96.5 74.9 156.8 112.8 137.7 77.9 85.2 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 408 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ILE A 143 O REMARK 620 2 GLY A 144 O 68.1 REMARK 620 3 ILE A 252 O 77.3 128.9 REMARK 620 4 GLY A 253 O 79.4 73.3 64.0 REMARK 620 5 ILE B 143 O 123.7 159.2 71.9 123.4 REMARK 620 6 GLY B 144 O 149.6 120.7 75.7 76.3 59.4 REMARK 620 7 ILE B 252 O 81.9 89.0 122.7 158.0 77.0 125.0 REMARK 620 8 GLY B 253 O 139.7 84.7 141.6 121.7 75.9 70.1 67.9 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 407 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 144 O REMARK 620 2 PHE A 145 O 72.7 REMARK 620 3 GLY A 253 O 67.8 81.3 REMARK 620 4 PHE A 254 O 119.8 61.5 68.4 REMARK 620 5 GLY B 144 O 110.4 151.3 74.2 95.0 REMARK 620 6 PHE B 145 O 154.1 121.1 132.4 85.6 69.0 REMARK 620 7 GLY B 253 O 75.6 138.3 110.7 160.2 66.5 81.0 REMARK 620 8 PHE B 254 O 99.5 90.8 166.5 117.2 115.9 61.1 68.4 REMARK 620 N 1 2 3 4 5 6 7 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CD A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CD A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 407 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 408 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 409 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K A 410 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CD B 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue K B 403 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6W7B RELATED DB: PDB REMARK 900 TREK-1 0MM KCL REMARK 900 RELATED ID: 6W7C RELATED DB: PDB REMARK 900 TREK-1 1MM KCL REMARK 900 RELATED ID: 6W7D RELATED DB: PDB REMARK 900 TREK-1 10MM KCL REMARK 900 RELATED ID: 6W7E RELATED DB: PDB REMARK 900 TREK-1 30MM KCL REMARK 900 RELATED ID: 6W82 RELATED DB: PDB REMARK 900 TREK-1 50MM KCL DBREF 6W83 A 21 322 UNP P97438 KCNK2_MOUSE 36 337 DBREF 6W83 B 21 322 UNP P97438 KCNK2_MOUSE 36 337 SEQADV 6W83 MET A 20 UNP P97438 EXPRESSION TAG SEQADV 6W83 ARG A 84 UNP P97438 LYS 99 ENGINEERED MUTATION SEQADV 6W83 GLU A 85 UNP P97438 GLN 100 ENGINEERED MUTATION SEQADV 6W83 LYS A 86 UNP P97438 THR 101 ENGINEERED MUTATION SEQADV 6W83 LEU A 88 UNP P97438 ILE 103 ENGINEERED MUTATION SEQADV 6W83 ARG A 89 UNP P97438 ALA 104 ENGINEERED MUTATION SEQADV 6W83 ALA A 90 UNP P97438 GLN 105 ENGINEERED MUTATION SEQADV 6W83 PRO A 92 UNP P97438 ALA 107 ENGINEERED MUTATION SEQADV 6W83 SER A 95 UNP P97438 ASN 110 ENGINEERED MUTATION SEQADV 6W83 ASP A 96 UNP P97438 SER 111 ENGINEERED MUTATION SEQADV 6W83 GLN A 97 UNP P97438 THR 112 ENGINEERED MUTATION SEQADV 6W83 ALA A 119 UNP P97438 ASN 134 ENGINEERED MUTATION SEQADV 6W83 ALA A 300 UNP P97438 SER 315 ENGINEERED MUTATION SEQADV 6W83 ALA A 306 UNP P97438 GLU 321 ENGINEERED MUTATION SEQADV 6W83 SER A 323 UNP P97438 EXPRESSION TAG SEQADV 6W83 ASN A 324 UNP P97438 EXPRESSION TAG SEQADV 6W83 SER A 325 UNP P97438 EXPRESSION TAG SEQADV 6W83 LEU A 326 UNP P97438 EXPRESSION TAG SEQADV 6W83 GLU A 327 UNP P97438 EXPRESSION TAG SEQADV 6W83 VAL A 328 UNP P97438 EXPRESSION TAG SEQADV 6W83 LEU A 329 UNP P97438 EXPRESSION TAG SEQADV 6W83 PHE A 330 UNP P97438 EXPRESSION TAG SEQADV 6W83 GLN A 331 UNP P97438 EXPRESSION TAG SEQADV 6W83 MET B 20 UNP P97438 EXPRESSION TAG SEQADV 6W83 ARG B 84 UNP P97438 LYS 99 ENGINEERED MUTATION SEQADV 6W83 GLU B 85 UNP P97438 GLN 100 ENGINEERED MUTATION SEQADV 6W83 LYS B 86 UNP P97438 THR 101 ENGINEERED MUTATION SEQADV 6W83 LEU B 88 UNP P97438 ILE 103 ENGINEERED MUTATION SEQADV 6W83 ARG B 89 UNP P97438 ALA 104 ENGINEERED MUTATION SEQADV 6W83 ALA B 90 UNP P97438 GLN 105 ENGINEERED MUTATION SEQADV 6W83 PRO B 92 UNP P97438 ALA 107 ENGINEERED MUTATION SEQADV 6W83 SER B 95 UNP P97438 ASN 110 ENGINEERED MUTATION SEQADV 6W83 ASP B 96 UNP P97438 SER 111 ENGINEERED MUTATION SEQADV 6W83 GLN B 97 UNP P97438 THR 112 ENGINEERED MUTATION SEQADV 6W83 ALA B 119 UNP P97438 ASN 134 ENGINEERED MUTATION SEQADV 6W83 ALA B 300 UNP P97438 SER 315 ENGINEERED MUTATION SEQADV 6W83 ALA B 306 UNP P97438 GLU 321 ENGINEERED MUTATION SEQADV 6W83 SER B 323 UNP P97438 EXPRESSION TAG SEQADV 6W83 ASN B 324 UNP P97438 EXPRESSION TAG SEQADV 6W83 SER B 325 UNP P97438 EXPRESSION TAG SEQADV 6W83 LEU B 326 UNP P97438 EXPRESSION TAG SEQADV 6W83 GLU B 327 UNP P97438 EXPRESSION TAG SEQADV 6W83 VAL B 328 UNP P97438 EXPRESSION TAG SEQADV 6W83 LEU B 329 UNP P97438 EXPRESSION TAG SEQADV 6W83 PHE B 330 UNP P97438 EXPRESSION TAG SEQADV 6W83 GLN B 331 UNP P97438 EXPRESSION TAG SEQRES 1 A 312 MET SER PHE SER SER LYS PRO THR VAL LEU ALA SER ARG SEQRES 2 A 312 VAL GLU SER ASP SER ALA ILE ASN VAL MET LYS TRP LYS SEQRES 3 A 312 THR VAL SER THR ILE PHE LEU VAL VAL VAL LEU TYR LEU SEQRES 4 A 312 ILE ILE GLY ALA THR VAL PHE LYS ALA LEU GLU GLN PRO SEQRES 5 A 312 GLN GLU ILE SER GLN ARG THR THR ILE VAL ILE GLN ARG SEQRES 6 A 312 GLU LYS PHE LEU ARG ALA HIS PRO CYS VAL SER ASP GLN SEQRES 7 A 312 GLU LEU ASP GLU LEU ILE GLN GLN ILE VAL ALA ALA ILE SEQRES 8 A 312 ASN ALA GLY ILE ILE PRO LEU GLY ALA SER SER ASN GLN SEQRES 9 A 312 VAL SER HIS TRP ASP LEU GLY SER SER PHE PHE PHE ALA SEQRES 10 A 312 GLY THR VAL ILE THR THR ILE GLY PHE GLY ASN ILE SER SEQRES 11 A 312 PRO ARG THR GLU GLY GLY LYS ILE PHE CYS ILE ILE TYR SEQRES 12 A 312 ALA LEU LEU GLY ILE PRO LEU PHE GLY PHE LEU LEU ALA SEQRES 13 A 312 GLY VAL GLY ASP GLN LEU GLY THR ILE PHE GLY LYS GLY SEQRES 14 A 312 ILE ALA LYS VAL GLU ASP THR PHE ILE LYS TRP ASN VAL SEQRES 15 A 312 SER GLN THR LYS ILE ARG ILE ILE SER THR ILE ILE PHE SEQRES 16 A 312 ILE LEU PHE GLY CYS VAL LEU PHE VAL ALA LEU PRO ALA SEQRES 17 A 312 VAL ILE PHE LYS HIS ILE GLU GLY TRP SER ALA LEU ASP SEQRES 18 A 312 ALA ILE TYR PHE VAL VAL ILE THR LEU THR THR ILE GLY SEQRES 19 A 312 PHE GLY ASP TYR VAL ALA GLY GLY SER ASP ILE GLU TYR SEQRES 20 A 312 LEU ASP PHE TYR LYS PRO VAL VAL TRP PHE TRP ILE LEU SEQRES 21 A 312 VAL GLY LEU ALA TYR PHE ALA ALA VAL LEU SER MET ILE SEQRES 22 A 312 GLY ASP TRP LEU ARG VAL ILE ALA LYS LYS THR LYS GLU SEQRES 23 A 312 ALA VAL GLY GLU PHE ARG ALA HIS ALA ALA GLU TRP THR SEQRES 24 A 312 ALA ASN VAL THR SER ASN SER LEU GLU VAL LEU PHE GLN SEQRES 1 B 312 MET SER PHE SER SER LYS PRO THR VAL LEU ALA SER ARG SEQRES 2 B 312 VAL GLU SER ASP SER ALA ILE ASN VAL MET LYS TRP LYS SEQRES 3 B 312 THR VAL SER THR ILE PHE LEU VAL VAL VAL LEU TYR LEU SEQRES 4 B 312 ILE ILE GLY ALA THR VAL PHE LYS ALA LEU GLU GLN PRO SEQRES 5 B 312 GLN GLU ILE SER GLN ARG THR THR ILE VAL ILE GLN ARG SEQRES 6 B 312 GLU LYS PHE LEU ARG ALA HIS PRO CYS VAL SER ASP GLN SEQRES 7 B 312 GLU LEU ASP GLU LEU ILE GLN GLN ILE VAL ALA ALA ILE SEQRES 8 B 312 ASN ALA GLY ILE ILE PRO LEU GLY ALA SER SER ASN GLN SEQRES 9 B 312 VAL SER HIS TRP ASP LEU GLY SER SER PHE PHE PHE ALA SEQRES 10 B 312 GLY THR VAL ILE THR THR ILE GLY PHE GLY ASN ILE SER SEQRES 11 B 312 PRO ARG THR GLU GLY GLY LYS ILE PHE CYS ILE ILE TYR SEQRES 12 B 312 ALA LEU LEU GLY ILE PRO LEU PHE GLY PHE LEU LEU ALA SEQRES 13 B 312 GLY VAL GLY ASP GLN LEU GLY THR ILE PHE GLY LYS GLY SEQRES 14 B 312 ILE ALA LYS VAL GLU ASP THR PHE ILE LYS TRP ASN VAL SEQRES 15 B 312 SER GLN THR LYS ILE ARG ILE ILE SER THR ILE ILE PHE SEQRES 16 B 312 ILE LEU PHE GLY CYS VAL LEU PHE VAL ALA LEU PRO ALA SEQRES 17 B 312 VAL ILE PHE LYS HIS ILE GLU GLY TRP SER ALA LEU ASP SEQRES 18 B 312 ALA ILE TYR PHE VAL VAL ILE THR LEU THR THR ILE GLY SEQRES 19 B 312 PHE GLY ASP TYR VAL ALA GLY GLY SER ASP ILE GLU TYR SEQRES 20 B 312 LEU ASP PHE TYR LYS PRO VAL VAL TRP PHE TRP ILE LEU SEQRES 21 B 312 VAL GLY LEU ALA TYR PHE ALA ALA VAL LEU SER MET ILE SEQRES 22 B 312 GLY ASP TRP LEU ARG VAL ILE ALA LYS LYS THR LYS GLU SEQRES 23 B 312 ALA VAL GLY GLU PHE ARG ALA HIS ALA ALA GLU TRP THR SEQRES 24 B 312 ALA ASN VAL THR SER ASN SER LEU GLU VAL LEU PHE GLN HET CD A 401 1 HET CD A 402 1 HET D12 A 403 12 HET D12 A 404 12 HET OCT A 405 8 HET OCT A 406 8 HET K A 407 1 HET K A 408 1 HET K A 409 1 HET K A 410 1 HET K A 411 1 HET R16 A 412 16 HET CD B 401 1 HET OCT B 402 8 HET K B 403 1 HET D10 B 404 10 HETNAM CD CADMIUM ION HETNAM D12 DODECANE HETNAM OCT N-OCTANE HETNAM K POTASSIUM ION HETNAM R16 HEXADECANE HETNAM D10 DECANE FORMUL 3 CD 3(CD 2+) FORMUL 5 D12 2(C12 H26) FORMUL 7 OCT 3(C8 H18) FORMUL 9 K 6(K 1+) FORMUL 14 R16 C16 H34 FORMUL 18 D10 C10 H22 HELIX 1 AA1 THR A 46 HIS A 91 1 46 HELIX 2 AA2 SER A 95 ASN A 111 1 17 HELIX 3 AA3 GLY A 130 THR A 141 1 12 HELIX 4 AA4 THR A 152 LYS A 191 1 40 HELIX 5 AA5 LYS A 191 PHE A 196 1 6 HELIX 6 AA6 LYS A 205 PHE A 222 1 18 HELIX 7 AA7 VAL A 223 GLU A 234 1 12 HELIX 8 AA8 SER A 237 THR A 250 1 14 HELIX 9 AA9 TYR A 270 VAL A 321 1 52 HELIX 10 AB1 ALA B 38 HIS B 91 1 54 HELIX 11 AB2 GLU B 98 ASN B 111 1 14 HELIX 12 AB3 GLY B 130 THR B 141 1 12 HELIX 13 AB4 THR B 152 LYS B 191 1 40 HELIX 14 AB5 LYS B 191 PHE B 196 1 6 HELIX 15 AB6 LYS B 205 PHE B 222 1 18 HELIX 16 AB7 VAL B 223 GLY B 235 1 13 HELIX 17 AB8 SER B 237 THR B 250 1 14 HELIX 18 AB9 TYR B 270 HIS B 313 1 44 SSBOND 1 CYS A 93 CYS B 93 1555 1555 2.03 LINK O THR A 142 K K A 409 1555 1555 2.86 LINK OG1 THR A 142 K K A 409 1555 1555 3.20 LINK O THR A 142 K K B 403 1555 1555 2.78 LINK O ILE A 143 K K A 408 1555 1555 2.73 LINK O ILE A 143 K K B 403 1555 1555 3.11 LINK O GLY A 144 K K A 407 1555 1555 2.92 LINK O GLY A 144 K K A 408 1555 1555 2.62 LINK O PHE A 145 K K A 407 1555 1555 2.96 LINK O THR A 251 K K A 409 1555 1555 2.91 LINK OG1 THR A 251 K K A 409 1555 1555 3.21 LINK O THR A 251 K K B 403 1555 1555 2.98 LINK O ILE A 252 K K A 408 1555 1555 2.93 LINK O ILE A 252 K K B 403 1555 1555 3.21 LINK O GLY A 253 K K A 407 1555 1555 3.02 LINK O GLY A 253 K K A 408 1555 1555 2.91 LINK O PHE A 254 K K A 407 1555 1555 3.15 LINK CD CD A 401 NE2 HIS B 313 2554 1555 2.27 LINK K K A 407 O GLY B 144 1555 1555 3.07 LINK K K A 407 O PHE B 145 1555 1555 3.12 LINK K K A 407 O GLY B 253 1555 1555 3.06 LINK K K A 407 O PHE B 254 1555 1555 3.03 LINK K K A 408 O ILE B 143 1555 1555 3.02 LINK K K A 408 O GLY B 144 1555 1555 3.03 LINK K K A 408 O ILE B 252 1555 1555 2.70 LINK K K A 408 O GLY B 253 1555 1555 2.81 LINK K K A 409 O THR B 142 1555 1555 2.96 LINK K K A 409 OG1 THR B 142 1555 1555 3.42 LINK K K A 409 O THR B 251 1555 1555 2.69 LINK K K A 409 OG1 THR B 251 1555 1555 3.03 LINK O THR B 142 K K B 403 1555 1555 2.93 LINK O ILE B 143 K K B 403 1555 1555 2.95 LINK O THR B 251 K K B 403 1555 1555 2.96 LINK O ILE B 252 K K B 403 1555 1555 2.72 SITE 1 AC1 4 GLU A 309 HIS A 313 GLU B 309 HIS B 313 SITE 1 AC2 2 HIS A 126 ASP A 263 SITE 1 AC3 9 GLY A 144 PHE A 145 GLY A 253 PHE A 254 SITE 2 AC3 9 K A 408 GLY B 144 PHE B 145 GLY B 253 SITE 3 AC3 9 PHE B 254 SITE 1 AC4 10 ILE A 143 GLY A 144 ILE A 252 GLY A 253 SITE 2 AC4 10 K A 407 ILE B 143 GLY B 144 ILE B 252 SITE 3 AC4 10 GLY B 253 K B 403 SITE 1 AC5 5 THR A 142 THR A 251 THR B 142 THR B 251 SITE 2 AC5 5 K B 403 SITE 1 AC6 1 THR A 251 SITE 1 AC7 3 ILE B 115 HIS B 126 ASP B 263 SITE 1 AC8 10 THR A 142 ILE A 143 THR A 251 ILE A 252 SITE 2 AC8 10 K A 408 K A 409 THR B 142 ILE B 143 SITE 3 AC8 10 THR B 251 ILE B 252 CRYST1 70.222 121.164 129.426 90.00 90.00 90.00 P 21 21 21 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 0.014241 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008253 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007726 0.00000