HEADER METAL TRANSPORT 19-NOV-14 4RUF TITLE HUMAN K2P4.1 (TRAAAK) POTASSIUM CHANNEL, W262S MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM CHANNEL SUBFAMILY K MEMBER 4; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 1-300; COMPND 5 SYNONYM: TWIK-RELATED ARACHIDONIC ACID-STIMULATED POTASSIUM CHANNEL COMPND 6 PROTEIN, TRAAK, TWO PORE POTASSIUM CHANNEL KT4.1, TWO PORE K(+) COMPND 7 CHANNEL KT4.1; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KCNK4, TRAAK; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: SMD1163 KEYWDS TRAAK POTASSIUM ION CHANNEL, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR M.LOLICATO,D.L.JR.MINOR REVDAT 5 06-NOV-24 4RUF 1 REMARK REVDAT 4 20-SEP-23 4RUF 1 REMARK SEQADV LINK REVDAT 3 22-NOV-17 4RUF 1 REMARK REVDAT 2 07-JAN-15 4RUF 1 JRNL REVDAT 1 17-DEC-14 4RUF 0 JRNL AUTH M.LOLICATO,P.M.RIEGELHAUPT,C.ARRIGONI,K.A.CLARK,D.L.MINOR JRNL TITL TRANSMEMBRANE HELIX STRAIGHTENING AND BUCKLING UNDERLIES JRNL TITL 2 ACTIVATION OF MECHANOSENSITIVE AND THERMOSENSITIVE K2P JRNL TITL 3 CHANNELS. JRNL REF NEURON V. 84 1198 2014 JRNL REFN ISSN 0896-6273 JRNL PMID 25500157 JRNL DOI 10.1016/J.NEURON.2014.11.017 REMARK 2 REMARK 2 RESOLUTION. 3.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.4_1496) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.99 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.120 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 38347 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.299 REMARK 3 R VALUE (WORKING SET) : 0.297 REMARK 3 FREE R VALUE : 0.328 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.980 REMARK 3 FREE R VALUE TEST SET COUNT : 1911 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 14.9936 - 7.8181 1.00 2604 150 0.2150 0.2419 REMARK 3 2 7.8181 - 6.3592 1.00 2648 123 0.2855 0.3314 REMARK 3 3 6.3592 - 5.6032 1.00 2609 145 0.3208 0.3710 REMARK 3 4 5.6032 - 5.1132 1.00 2601 146 0.2825 0.2739 REMARK 3 5 5.1132 - 4.7593 0.98 2541 175 0.2617 0.3510 REMARK 3 6 4.7593 - 4.4866 0.98 2558 154 0.2961 0.3263 REMARK 3 7 4.4866 - 4.2674 0.98 2575 129 0.3303 0.3847 REMARK 3 8 4.2674 - 4.0855 0.98 2543 185 0.3470 0.4045 REMARK 3 9 4.0855 - 3.9312 0.99 2636 127 0.3763 0.4085 REMARK 3 10 3.9312 - 3.7978 0.99 2622 112 0.4119 0.4475 REMARK 3 11 3.7978 - 3.6808 0.99 2584 127 0.4184 0.4766 REMARK 3 12 3.6808 - 3.5771 0.98 2582 125 0.4734 0.5208 REMARK 3 13 3.5771 - 3.4841 1.00 2697 95 0.4428 0.5012 REMARK 3 14 3.4841 - 3.4000 1.00 2638 118 0.4242 0.4387 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.700 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 46.910 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) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.003 4017 REMARK 3 ANGLE : 0.852 5472 REMARK 3 CHIRALITY : 0.026 638 REMARK 3 PLANARITY : 0.006 683 REMARK 3 DIHEDRAL : 18.229 2392 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4RUF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-NOV-14. REMARK 100 THE DEPOSITION ID IS D_1000087808. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-DEC-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 6 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B 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 : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38349 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.400 REMARK 200 RESOLUTION RANGE LOW (A) : 48.310 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 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) : 3.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.67 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 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: 4I9W REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 77.58 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.49 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 24% PEG400, 10MM SARCOSINE, PH 8.0, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277.15K 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 44.02650 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 65.20300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 63.99100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 65.20300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 44.02650 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 63.99100 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: 10110 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28000 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -98.0 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 1 REMARK 465 THR A 2 REMARK 465 THR A 3 REMARK 465 ALA A 4 REMARK 465 PRO A 5 REMARK 465 GLN A 6 REMARK 465 GLU A 7 REMARK 465 PRO A 8 REMARK 465 PRO A 9 REMARK 465 ALA A 10 REMARK 465 ARG A 11 REMARK 465 PRO A 12 REMARK 465 LEU A 13 REMARK 465 GLN A 14 REMARK 465 ALA A 15 REMARK 465 GLY A 16 REMARK 465 SER A 17 REMARK 465 GLY A 18 REMARK 465 ALA A 19 REMARK 465 THR A 103 REMARK 465 GLN A 104 REMARK 465 SER A 105 REMARK 465 THR A 106 REMARK 465 SER A 107 REMARK 465 GLN A 108 REMARK 465 SER A 109 REMARK 465 ARG A 284 REMARK 465 VAL A 285 REMARK 465 VAL A 286 REMARK 465 SER A 287 REMARK 465 ARG A 288 REMARK 465 ARG A 289 REMARK 465 THR A 290 REMARK 465 ARG A 291 REMARK 465 ALA A 292 REMARK 465 GLU A 293 REMARK 465 MET A 294 REMARK 465 GLY A 295 REMARK 465 GLY A 296 REMARK 465 LEU A 297 REMARK 465 THR A 298 REMARK 465 ALA A 299 REMARK 465 GLN A 300 REMARK 465 SER A 301 REMARK 465 ASN A 302 REMARK 465 SER A 303 REMARK 465 LEU A 304 REMARK 465 GLU A 305 REMARK 465 VAL A 306 REMARK 465 LEU A 307 REMARK 465 PHE A 308 REMARK 465 GLN A 309 REMARK 465 MET B 1 REMARK 465 THR B 2 REMARK 465 THR B 3 REMARK 465 ALA B 4 REMARK 465 PRO B 5 REMARK 465 GLN B 6 REMARK 465 GLU B 7 REMARK 465 PRO B 8 REMARK 465 PRO B 9 REMARK 465 ALA B 10 REMARK 465 ARG B 11 REMARK 465 PRO B 12 REMARK 465 LEU B 13 REMARK 465 GLN B 14 REMARK 465 ALA B 15 REMARK 465 GLY B 16 REMARK 465 SER B 17 REMARK 465 GLY B 18 REMARK 465 ALA B 19 REMARK 465 GLY B 20 REMARK 465 PRO B 21 REMARK 465 ALA B 22 REMARK 465 PRO B 23 REMARK 465 GLY B 24 REMARK 465 ARG B 25 REMARK 465 ALA B 26 REMARK 465 MET B 27 REMARK 465 THR B 106 REMARK 465 SER B 107 REMARK 465 GLN B 108 REMARK 465 SER B 109 REMARK 465 LEU B 283 REMARK 465 ARG B 284 REMARK 465 VAL B 285 REMARK 465 VAL B 286 REMARK 465 SER B 287 REMARK 465 ARG B 288 REMARK 465 ARG B 289 REMARK 465 THR B 290 REMARK 465 ARG B 291 REMARK 465 ALA B 292 REMARK 465 GLU B 293 REMARK 465 MET B 294 REMARK 465 GLY B 295 REMARK 465 GLY B 296 REMARK 465 LEU B 297 REMARK 465 THR B 298 REMARK 465 ALA B 299 REMARK 465 GLN B 300 REMARK 465 SER B 301 REMARK 465 ASN B 302 REMARK 465 SER B 303 REMARK 465 LEU B 304 REMARK 465 GLU B 305 REMARK 465 VAL B 306 REMARK 465 LEU B 307 REMARK 465 PHE B 308 REMARK 465 GLN B 309 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 SER A 110 OG REMARK 470 HIS A 111 CG ND1 CD2 CE1 NE2 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 OE2 GLU A 102 NH2 ARG A 251 2.16 REMARK 500 O LEU A 172 N ILE A 176 2.18 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 PRO A 189 C - N - CA ANGL. DEV. = 11.7 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 GLU A 58 -57.87 -135.92 REMARK 500 GLN A 60 44.50 -91.91 REMARK 500 ALA A 61 -41.45 -144.46 REMARK 500 HIS A 111 41.17 -94.97 REMARK 500 TRP A 114 14.42 -142.79 REMARK 500 THR A 129 15.80 59.10 REMARK 500 TRP A 186 35.46 -81.29 REMARK 500 VAL A 195 -28.76 -144.75 REMARK 500 VAL A 210 -64.66 -132.86 REMARK 500 THR A 238 16.67 59.85 REMARK 500 VAL A 245 -50.43 -127.29 REMARK 500 ASP A 253 -53.88 69.73 REMARK 500 GLU B 54 -28.35 -140.52 REMARK 500 HIS B 111 86.56 61.29 REMARK 500 THR B 129 19.90 58.28 REMARK 500 ARG B 138 -46.72 -142.39 REMARK 500 TRP B 186 32.21 -80.09 REMARK 500 HIS B 187 19.40 59.48 REMARK 500 VAL B 210 -55.84 -135.03 REMARK 500 TYR B 219 -60.33 -101.18 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 401 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 129 O REMARK 620 2 ILE A 130 O 74.7 REMARK 620 3 THR A 238 O 64.0 90.2 REMARK 620 4 VAL A 239 O 132.0 78.4 77.2 REMARK 620 5 THR B 129 O 98.7 154.1 64.8 88.6 REMARK 620 6 ILE B 130 O 153.4 120.5 131.7 74.4 76.2 REMARK 620 7 THR B 238 O 63.0 127.0 98.0 154.5 67.1 91.5 REMARK 620 8 VAL B 239 O 88.1 68.7 149.1 117.8 136.9 79.1 79.0 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 402 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 129 OG1 REMARK 620 2 THR A 129 O 65.3 REMARK 620 3 THR A 238 OG1 81.1 106.8 REMARK 620 4 THR A 238 O 100.4 60.8 64.9 REMARK 620 5 THR B 129 OG1 137.0 157.4 78.5 104.3 REMARK 620 6 THR B 129 O 158.4 93.7 101.6 62.7 63.7 REMARK 620 7 THR B 238 OG1 88.7 104.4 139.2 155.8 82.8 102.0 REMARK 620 8 THR B 238 O 105.7 59.3 157.3 92.5 107.7 64.3 63.4 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 401 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ILE A 130 O REMARK 620 2 GLY A 131 O 65.1 REMARK 620 3 VAL A 239 O 79.0 131.2 REMARK 620 4 GLY A 240 O 77.1 71.0 69.6 REMARK 620 5 ILE B 130 O 124.3 152.8 75.2 133.8 REMARK 620 6 GLY B 131 O 149.1 119.0 77.5 76.1 67.8 REMARK 620 7 VAL B 239 O 73.8 72.2 128.9 140.1 85.6 137.0 REMARK 620 8 GLY B 240 O 135.6 77.9 145.4 113.9 80.4 70.6 72.1 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 403 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 131 O REMARK 620 2 TYR A 132 O 74.2 REMARK 620 3 GLY A 240 O 64.7 90.1 REMARK 620 4 PHE A 241 O 125.6 71.9 74.1 REMARK 620 5 GLY B 131 O 103.7 155.7 68.0 91.4 REMARK 620 6 TYR B 132 O 155.8 120.1 129.7 78.5 71.4 REMARK 620 7 GLY B 240 O 73.4 133.5 105.0 154.4 65.5 83.3 REMARK 620 8 PHE B 241 O 96.2 79.7 160.4 117.5 124.3 69.7 71.7 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 K A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4RUE RELATED DB: PDB REMARK 900 G124I MUTANT DBREF 4RUF A 1 300 UNP Q9NYG8 KCNK4_HUMAN 1 300 DBREF 4RUF B 1 300 UNP Q9NYG8 KCNK4_HUMAN 1 300 SEQADV 4RUF GLN A 104 UNP Q9NYG8 ASN 104 ENGINEERED MUTATION SEQADV 4RUF GLN A 108 UNP Q9NYG8 ASN 108 ENGINEERED MUTATION SEQADV 4RUF SER A 262 UNP Q9NYG8 TRP 262 ENGINEERED MUTATION SEQADV 4RUF SER A 301 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF ASN A 302 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF SER A 303 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF LEU A 304 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF GLU A 305 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF VAL A 306 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF LEU A 307 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF PHE A 308 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF GLN A 309 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF GLN B 104 UNP Q9NYG8 ASN 104 ENGINEERED MUTATION SEQADV 4RUF GLN B 108 UNP Q9NYG8 ASN 108 ENGINEERED MUTATION SEQADV 4RUF SER B 262 UNP Q9NYG8 TRP 262 ENGINEERED MUTATION SEQADV 4RUF SER B 301 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF ASN B 302 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF SER B 303 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF LEU B 304 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF GLU B 305 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF VAL B 306 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF LEU B 307 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF PHE B 308 UNP Q9NYG8 EXPRESSION TAG SEQADV 4RUF GLN B 309 UNP Q9NYG8 EXPRESSION TAG SEQRES 1 A 309 MET THR THR ALA PRO GLN GLU PRO PRO ALA ARG PRO LEU SEQRES 2 A 309 GLN ALA GLY SER GLY ALA GLY PRO ALA PRO GLY ARG ALA SEQRES 3 A 309 MET ARG SER THR THR LEU LEU ALA LEU LEU ALA LEU VAL SEQRES 4 A 309 LEU LEU TYR LEU VAL SER GLY ALA LEU VAL PHE ARG ALA SEQRES 5 A 309 LEU GLU GLN PRO HIS GLU GLN GLN ALA GLN ARG GLU LEU SEQRES 6 A 309 GLY GLU VAL ARG GLU LYS PHE LEU ARG ALA HIS PRO CYS SEQRES 7 A 309 VAL SER ASP GLN GLU LEU GLY LEU LEU ILE LYS GLU VAL SEQRES 8 A 309 ALA ASP ALA LEU GLY GLY GLY ALA ASP PRO GLU THR GLN SEQRES 9 A 309 SER THR SER GLN SER SER HIS SER ALA TRP ASP LEU GLY SEQRES 10 A 309 SER ALA PHE PHE PHE SER GLY THR ILE ILE THR THR ILE SEQRES 11 A 309 GLY TYR GLY ASN VAL ALA LEU ARG THR ASP ALA GLY ARG SEQRES 12 A 309 LEU PHE CYS ILE PHE TYR ALA LEU VAL GLY ILE PRO LEU SEQRES 13 A 309 PHE GLY ILE LEU LEU ALA GLY VAL GLY ASP ARG LEU GLY SEQRES 14 A 309 SER SER LEU ARG HIS GLY ILE GLY HIS ILE GLU ALA ILE SEQRES 15 A 309 PHE LEU LYS TRP HIS VAL PRO PRO GLU LEU VAL ARG VAL SEQRES 16 A 309 LEU SER ALA MET LEU PHE LEU LEU ILE GLY CYS LEU LEU SEQRES 17 A 309 PHE VAL LEU THR PRO THR PHE VAL PHE CYS TYR MET GLU SEQRES 18 A 309 ASP TRP SER LYS LEU GLU ALA ILE TYR PHE VAL ILE VAL SEQRES 19 A 309 THR LEU THR THR VAL GLY PHE GLY ASP TYR VAL ALA GLY SEQRES 20 A 309 ALA ASP PRO ARG GLN ASP SER PRO ALA TYR GLN PRO LEU SEQRES 21 A 309 VAL SER PHE TRP ILE LEU LEU GLY LEU ALA TYR PHE ALA SEQRES 22 A 309 SER VAL LEU THR THR ILE GLY ASN TRP LEU ARG VAL VAL SEQRES 23 A 309 SER ARG ARG THR ARG ALA GLU MET GLY GLY LEU THR ALA SEQRES 24 A 309 GLN SER ASN SER LEU GLU VAL LEU PHE GLN SEQRES 1 B 309 MET THR THR ALA PRO GLN GLU PRO PRO ALA ARG PRO LEU SEQRES 2 B 309 GLN ALA GLY SER GLY ALA GLY PRO ALA PRO GLY ARG ALA SEQRES 3 B 309 MET ARG SER THR THR LEU LEU ALA LEU LEU ALA LEU VAL SEQRES 4 B 309 LEU LEU TYR LEU VAL SER GLY ALA LEU VAL PHE ARG ALA SEQRES 5 B 309 LEU GLU GLN PRO HIS GLU GLN GLN ALA GLN ARG GLU LEU SEQRES 6 B 309 GLY GLU VAL ARG GLU LYS PHE LEU ARG ALA HIS PRO CYS SEQRES 7 B 309 VAL SER ASP GLN GLU LEU GLY LEU LEU ILE LYS GLU VAL SEQRES 8 B 309 ALA ASP ALA LEU GLY GLY GLY ALA ASP PRO GLU THR GLN SEQRES 9 B 309 SER THR SER GLN SER SER HIS SER ALA TRP ASP LEU GLY SEQRES 10 B 309 SER ALA PHE PHE PHE SER GLY THR ILE ILE THR THR ILE SEQRES 11 B 309 GLY TYR GLY ASN VAL ALA LEU ARG THR ASP ALA GLY ARG SEQRES 12 B 309 LEU PHE CYS ILE PHE TYR ALA LEU VAL GLY ILE PRO LEU SEQRES 13 B 309 PHE GLY ILE LEU LEU ALA GLY VAL GLY ASP ARG LEU GLY SEQRES 14 B 309 SER SER LEU ARG HIS GLY ILE GLY HIS ILE GLU ALA ILE SEQRES 15 B 309 PHE LEU LYS TRP HIS VAL PRO PRO GLU LEU VAL ARG VAL SEQRES 16 B 309 LEU SER ALA MET LEU PHE LEU LEU ILE GLY CYS LEU LEU SEQRES 17 B 309 PHE VAL LEU THR PRO THR PHE VAL PHE CYS TYR MET GLU SEQRES 18 B 309 ASP TRP SER LYS LEU GLU ALA ILE TYR PHE VAL ILE VAL SEQRES 19 B 309 THR LEU THR THR VAL GLY PHE GLY ASP TYR VAL ALA GLY SEQRES 20 B 309 ALA ASP PRO ARG GLN ASP SER PRO ALA TYR GLN PRO LEU SEQRES 21 B 309 VAL SER PHE TRP ILE LEU LEU GLY LEU ALA TYR PHE ALA SEQRES 22 B 309 SER VAL LEU THR THR ILE GLY ASN TRP LEU ARG VAL VAL SEQRES 23 B 309 SER ARG ARG THR ARG ALA GLU MET GLY GLY LEU THR ALA SEQRES 24 B 309 GLN SER ASN SER LEU GLU VAL LEU PHE GLN HET K A 401 1 HET K A 402 1 HET K A 403 1 HET K B 401 1 HET K B 402 1 HET K B 403 1 HETNAM K POTASSIUM ION FORMUL 3 K 6(K 1+) HELIX 1 1 GLY A 20 ARG A 28 1 9 HELIX 2 2 ARG A 28 GLN A 55 1 28 HELIX 3 3 ARG A 63 ARG A 74 1 12 HELIX 4 4 SER A 80 GLY A 96 1 17 HELIX 5 5 ASP A 115 THR A 128 1 14 HELIX 6 6 THR A 139 TRP A 186 1 48 HELIX 7 7 PRO A 189 VAL A 193 5 5 HELIX 8 8 ALA A 198 PHE A 209 1 12 HELIX 9 9 VAL A 210 GLU A 221 1 12 HELIX 10 10 SER A 224 THR A 237 1 14 HELIX 11 11 ALA A 256 LEU A 283 1 28 HELIX 12 12 SER B 29 LEU B 53 1 25 HELIX 13 13 GLU B 54 HIS B 76 1 23 HELIX 14 14 SER B 80 GLY B 97 1 18 HELIX 15 15 ASP B 115 THR B 128 1 14 HELIX 16 16 THR B 139 LEU B 184 1 46 HELIX 17 17 PRO B 189 VAL B 210 1 22 HELIX 18 18 VAL B 210 GLU B 221 1 12 HELIX 19 19 SER B 224 THR B 237 1 14 HELIX 20 20 ALA B 256 TRP B 282 1 27 SSBOND 1 CYS A 78 CYS B 78 1555 1555 2.03 LINK O THR A 129 K K A 401 1555 1555 2.73 LINK OG1 THR A 129 K K A 402 1555 1555 2.87 LINK O THR A 129 K K A 402 1555 1555 2.89 LINK O ILE A 130 K K A 401 1555 1555 2.79 LINK O ILE A 130 K K B 401 1555 1555 2.75 LINK O GLY A 131 K K A 403 1555 1555 3.00 LINK O GLY A 131 K K B 401 1555 1555 2.78 LINK O TYR A 132 K K A 403 1555 1555 2.78 LINK O THR A 238 K K A 401 1555 1555 2.76 LINK OG1 THR A 238 K K A 402 1555 1555 2.83 LINK O THR A 238 K K A 402 1555 1555 2.87 LINK O VAL A 239 K K A 401 1555 1555 2.76 LINK O VAL A 239 K K B 401 1555 1555 2.77 LINK O GLY A 240 K K A 403 1555 1555 2.96 LINK O GLY A 240 K K B 401 1555 1555 2.71 LINK O PHE A 241 K K A 403 1555 1555 2.95 LINK K K A 401 O THR B 129 1555 1555 2.78 LINK K K A 401 O ILE B 130 1555 1555 2.79 LINK K K A 401 O THR B 238 1555 1555 2.69 LINK K K A 401 O VAL B 239 1555 1555 3.01 LINK K K A 402 OG1 THR B 129 1555 1555 2.78 LINK K K A 402 O THR B 129 1555 1555 2.84 LINK K K A 402 OG1 THR B 238 1555 1555 2.68 LINK K K A 402 O THR B 238 1555 1555 2.84 LINK K K A 403 O GLY B 131 1555 1555 3.02 LINK K K A 403 O TYR B 132 1555 1555 2.78 LINK K K A 403 O GLY B 240 1555 1555 2.83 LINK K K A 403 O PHE B 241 1555 1555 3.28 LINK O ILE B 130 K K B 401 1555 1555 2.74 LINK O GLY B 131 K K B 401 1555 1555 2.72 LINK O VAL B 239 K K B 401 1555 1555 2.71 LINK O GLY B 240 K K B 401 1555 1555 2.77 CISPEP 1 VAL A 193 ARG A 194 0 7.36 CISPEP 2 GLY A 247 ALA A 248 0 8.87 SITE 1 AC1 9 THR A 129 ILE A 130 THR A 238 VAL A 239 SITE 2 AC1 9 THR B 129 ILE B 130 THR B 238 VAL B 239 SITE 3 AC1 9 K B 401 SITE 1 AC2 4 THR A 129 THR A 238 THR B 129 THR B 238 SITE 1 AC3 9 GLY A 131 TYR A 132 GLY A 240 PHE A 241 SITE 2 AC3 9 GLY B 131 TYR B 132 GLY B 240 PHE B 241 SITE 3 AC3 9 K B 401 SITE 1 AC4 10 ILE A 130 GLY A 131 VAL A 239 GLY A 240 SITE 2 AC4 10 K A 401 K A 403 ILE B 130 GLY B 131 SITE 3 AC4 10 VAL B 239 GLY B 240 CRYST1 88.053 127.982 130.406 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 0.011357 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007814 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007668 0.00000