HEADER TRANSPORT PROTEIN 01-SEP-14 4R8C TITLE CRYSTAL STRUCTURE OF CNG MIMICKING NAK-ETPP MUTANT IN COMPLEX WITH RB+ COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM CHANNEL PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 20-110; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS CEREUS ATCC 14579; SOURCE 3 ORGANISM_TAXID: 226900; SOURCE 4 STRAIN: ATCC 14579 / DSM 31; SOURCE 5 GENE: BC_0669; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: XL1-BLUE; SOURCE 9 EXPRESSION_SYSTEM_VECTOR: PQE60 KEYWDS ALPHA HELICAL MEMBRANE PROTEIN, CHIMERA CHANNEL, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.DE MARCH,L.M.R.NAPOLITANO,S.ONESTI REVDAT 4 20-SEP-23 4R8C 1 REMARK SEQADV LINK REVDAT 3 31-JAN-18 4R8C 1 REMARK REVDAT 2 22-JUL-15 4R8C 1 JRNL REVDAT 1 01-JUL-15 4R8C 0 JRNL AUTH L.M.NAPOLITANO,I.BISHA,M.DE MARCH,A.MARCHESI,M.ARCANGELETTI, JRNL AUTH 2 N.DEMITRI,M.MAZZOLINI,A.RODRIGUEZ,A.MAGISTRATO,S.ONESTI, JRNL AUTH 3 A.LAIO,V.TORRE JRNL TITL A STRUCTURAL, FUNCTIONAL, AND COMPUTATIONAL ANALYSIS JRNL TITL 2 SUGGESTS PORE FLEXIBILITY AS THE BASE FOR THE POOR JRNL TITL 3 SELECTIVITY OF CNG CHANNELS. JRNL REF PROC.NATL.ACAD.SCI.USA V. 112 E3619 2015 JRNL REFN ISSN 0027-8424 JRNL PMID 26100907 JRNL DOI 10.1073/PNAS.1503334112 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.7.0 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.59 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.600 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 6200 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.264 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.257 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 290 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 REFLECTION IN BIN (WORKING SET) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE SET COUNT : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1272 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 72 REMARK 3 SOLVENT ATOMS : 27 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 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : NULL REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): NULL ; 0.012 ; NULL REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): NULL ; 1.381 ; NULL REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : NULL REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4R8C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-SEP-14. REMARK 100 THE DEPOSITION ID IS D_1000087026. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-JUL-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 - 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 3 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8156 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : PSI PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6549 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 47.590 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.600 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) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 47.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.06300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 6.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 3K0D REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CNG-ETPP(K+) CRYSTALS GROWN IN 100MM REMARK 280 MES PH 6.5, 60-66% (W/V) MPD, 100MM GLYCINE, SOAKING O.N. IN 70% REMARK 280 MPD, 10MM DM, 100MM HEPES PH 7.5 AND 100MM RBCL, VAPOR DIFFUSION, REMARK 280 HANGING DROP 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 33.65250 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 33.65250 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 42.14700 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 33.65250 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 33.65250 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 42.14700 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 33.65250 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 33.65250 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 42.14700 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 33.65250 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 33.65250 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 42.14700 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: TETRAMERIC CHANNEL WITH PORE ON 4-FOLD AXIS 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: 7630 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14750 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -121.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 134.61000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 67.30500 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 67.30500 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 -67.30500 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 67.30500 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 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: 9370 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -148.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 134.61000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 67.30500 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 67.30500 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 -67.30500 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 67.30500 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 RB RB A 201 LIES ON A SPECIAL POSITION. REMARK 375 RB RB A 202 LIES ON A SPECIAL POSITION. REMARK 375 RB RB A 203 LIES ON A SPECIAL POSITION. REMARK 375 RB RB B 201 LIES ON A SPECIAL POSITION. REMARK 375 RB RB B 202 LIES ON A SPECIAL POSITION. REMARK 375 RB RB B 203 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 312 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 313 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 307 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 18 REMARK 465 ALA A 19 REMARK 465 LYS A 20 REMARK 465 ASP A 21 REMARK 465 LYS A 22 REMARK 465 GLU A 23 REMARK 465 PHE A 24 REMARK 465 ASN A 109 REMARK 465 LEU A 110 REMARK 465 VAL A 111 REMARK 465 PRO A 112 REMARK 465 ARG A 113 REMARK 465 MET B 18 REMARK 465 ALA B 19 REMARK 465 LYS B 20 REMARK 465 ARG B 113 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 A 25 CG CD OE1 NE2 REMARK 470 VAL A 26 CG1 CG2 REMARK 470 LEU A 27 CG CD1 CD2 REMARK 470 PHE A 28 CG CD1 CD2 CE1 CE2 CZ REMARK 470 VAL A 29 CG1 CG2 REMARK 470 LEU A 30 CG CD1 CD2 REMARK 470 THR A 31 OG1 CG2 REMARK 470 ILE A 32 CD1 REMARK 470 LEU A 33 CG CD1 CD2 REMARK 470 ILE A 36 CG1 CG2 CD1 REMARK 470 ILE A 51 CD1 REMARK 470 ILE A 85 CD1 REMARK 470 HIS A 95 CG ND1 CD2 CE1 NE2 REMARK 470 LYS A 96 CG CD CE NZ REMARK 470 VAL A 99 CG1 CG2 REMARK 470 ASN A 100 CG OD1 ND2 REMARK 470 GLN A 102 CG CD OE1 NE2 REMARK 470 LEU A 103 CG CD1 CD2 REMARK 470 SER A 105 OG REMARK 470 ILE A 106 CG1 CG2 CD1 REMARK 470 LEU A 107 CG CD1 CD2 REMARK 470 LYS B 22 CG CD CE NZ REMARK 470 GLU B 23 CG CD OE1 OE2 REMARK 470 SER B 43 OG REMARK 470 THR B 44 OG1 CG2 REMARK 470 VAL B 45 CG1 CG2 REMARK 470 ILE B 51 CG1 CG2 CD1 REMARK 470 GLN B 71 CG CD OE1 NE2 REMARK 470 LYS B 76 CE NZ REMARK 470 ILE B 77 CG1 CG2 CD1 REMARK 470 LEU B 81 CD1 CD2 REMARK 470 LEU B 89 CD1 CD2 REMARK 470 LYS B 96 CG CD CE NZ REMARK 470 VAL B 99 CG1 CG2 REMARK 470 LEU B 103 CD1 CD2 REMARK 470 ILE B 106 CD1 REMARK 470 LEU B 107 CD1 CD2 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 VAL A 99 REMARK 475 ASN A 100 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLN A 25 N CA C O 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 OH TYR A 55 OE2 GLU A 66 2.08 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 OG1 THR A 44 OE1 GLN B 25 6565 2.08 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 ALA A 98 -78.13 -67.32 REMARK 500 ASN A 100 -27.45 176.45 REMARK 500 VAL A 101 -55.48 -128.26 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 RB A 201 RB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 63 O REMARK 620 2 VAL A 64 O 77.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 RB A 202 RB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 63 O REMARK 620 2 THR A 63 OG1 65.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 RB A 203 RB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL A 64 O REMARK 620 2 GLY A 65 O 76.8 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 RB B 202 RB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR B 63 OG1 REMARK 620 2 THR B 63 O 64.3 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 RB B 203 RB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR B 63 O REMARK 620 2 VAL B 64 O 77.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 RB B 201 RB REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL B 64 O REMARK 620 2 GLY B 65 O 75.9 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RB A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RB A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RB A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 205 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 206 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 207 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 208 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 209 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RB B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RB B 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RB B 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD B 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY B 205 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY B 206 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY B 207 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY B 208 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY B 209 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3K0D RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CNG MIMICKING NAK MUTANT, NAK-ETPP, K+ COMPLEX REMARK 900 RELATED ID: 3K0G RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CNG MIMICKING NAK MUTANT, NAK-ETPP, NA+ COMPLEX REMARK 900 RELATED ID: 4R50 RELATED DB: PDB REMARK 900 RELATED ID: 4R6Z RELATED DB: PDB REMARK 900 RELATED ID: 4R7C RELATED DB: PDB REMARK 900 RELATED ID: 4R8B RELATED DB: PDB REMARK 900 RELATED ID: 4RAI RELATED DB: PDB REMARK 900 RELATED ID: 4RAR RELATED DB: PDB DBREF 4R8C A 20 109 UNP Q81HW2 Q81HW2_BACCR 20 110 DBREF 4R8C B 20 109 UNP Q81HW2 Q81HW2_BACCR 20 110 SEQADV 4R8C MET A 18 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C ALA A 19 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C GLU A 66 UNP Q81HW2 ASP 66 ENGINEERED MUTATION SEQADV 4R8C THR A 67 UNP Q81HW2 GLY 67 ENGINEERED MUTATION SEQADV 4R8C PRO A 68 UNP Q81HW2 ASN 68 ENGINEERED MUTATION SEQADV 4R8C PRO A 69 UNP Q81HW2 PHE 69 ENGINEERED MUTATION SEQADV 4R8C A UNP Q81HW2 SER 70 DELETION SEQADV 4R8C LEU A 110 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C VAL A 111 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C PRO A 112 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C ARG A 113 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C MET B 18 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C ALA B 19 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C GLU A 66 UNP Q81HW2 ASP 66 ENGINEERED MUTATION SEQADV 4R8C THR A 67 UNP Q81HW2 GLY 67 ENGINEERED MUTATION SEQADV 4R8C PRO A 68 UNP Q81HW2 ASN 68 ENGINEERED MUTATION SEQADV 4R8C PRO A 69 UNP Q81HW2 PHE 69 ENGINEERED MUTATION SEQADV 4R8C A UNP Q81HW2 SER 70 DELETION SEQADV 4R8C LEU B 110 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C VAL B 111 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C PRO B 112 UNP Q81HW2 EXPRESSION TAG SEQADV 4R8C ARG B 113 UNP Q81HW2 EXPRESSION TAG SEQRES 1 A 96 MET ALA LYS ASP LYS GLU PHE GLN VAL LEU PHE VAL LEU SEQRES 2 A 96 THR ILE LEU THR LEU ILE SER GLY THR ILE PHE TYR SER SEQRES 3 A 96 THR VAL GLU GLY LEU ARG PRO ILE ASP ALA LEU TYR PHE SEQRES 4 A 96 SER VAL VAL THR LEU THR THR VAL GLY GLU THR PRO PRO SEQRES 5 A 96 PRO GLN THR ASP PHE GLY LYS ILE PHE THR ILE LEU TYR SEQRES 6 A 96 ILE PHE ILE GLY ILE GLY LEU VAL PHE GLY PHE ILE HIS SEQRES 7 A 96 LYS LEU ALA VAL ASN VAL GLN LEU PRO SER ILE LEU SER SEQRES 8 A 96 ASN LEU VAL PRO ARG SEQRES 1 B 96 MET ALA LYS ASP LYS GLU PHE GLN VAL LEU PHE VAL LEU SEQRES 2 B 96 THR ILE LEU THR LEU ILE SER GLY THR ILE PHE TYR SER SEQRES 3 B 96 THR VAL GLU GLY LEU ARG PRO ILE ASP ALA LEU TYR PHE SEQRES 4 B 96 SER VAL VAL THR LEU THR THR VAL GLY GLU THR PRO PRO SEQRES 5 B 96 PRO GLN THR ASP PHE GLY LYS ILE PHE THR ILE LEU TYR SEQRES 6 B 96 ILE PHE ILE GLY ILE GLY LEU VAL PHE GLY PHE ILE HIS SEQRES 7 B 96 LYS LEU ALA VAL ASN VAL GLN LEU PRO SER ILE LEU SER SEQRES 8 B 96 ASN LEU VAL PRO ARG HET RB A 201 1 HET RB A 202 1 HET RB A 203 1 HET MPD A 204 8 HET GLY A 205 5 HET GLY A 206 5 HET GLY A 207 5 HET GLY A 208 5 HET GLY A 209 5 HET RB B 201 1 HET RB B 202 1 HET RB B 203 1 HET MPD B 204 8 HET GLY B 205 5 HET GLY B 206 5 HET GLY B 207 5 HET GLY B 208 5 HET GLY B 209 5 HETNAM RB RUBIDIUM ION HETNAM MPD (4S)-2-METHYL-2,4-PENTANEDIOL HETNAM GLY GLYCINE FORMUL 3 RB 6(RB 1+) FORMUL 6 MPD 2(C6 H14 O2) FORMUL 7 GLY 10(C2 H5 N O2) FORMUL 21 HOH *27(H2 O) HELIX 1 1 VAL A 26 GLU A 46 1 21 HELIX 2 2 ARG A 49 THR A 62 1 14 HELIX 3 3 THR A 72 VAL A 99 1 28 HELIX 4 4 VAL A 101 LEU A 107 1 7 HELIX 5 5 LYS B 22 GLU B 46 1 25 HELIX 6 6 ARG B 49 THR B 62 1 14 HELIX 7 7 THR B 72 VAL B 101 1 30 HELIX 8 8 VAL B 101 ASN B 109 1 9 LINK O THR A 63 RB RB A 201 1555 1555 2.62 LINK O THR A 63 RB RB A 202 1555 1555 2.70 LINK OG1 THR A 63 RB RB A 202 1555 1555 2.98 LINK O VAL A 64 RB RB A 201 1555 1555 2.78 LINK O VAL A 64 RB RB A 203 1555 1555 3.00 LINK O GLY A 65 RB RB A 203 1555 1555 3.03 LINK OG1 THR B 63 RB RB B 202 1555 1555 2.86 LINK O THR B 63 RB RB B 202 1555 1555 2.87 LINK O THR B 63 RB RB B 203 1555 1555 2.52 LINK O VAL B 64 RB RB B 201 1555 1555 3.08 LINK O VAL B 64 RB RB B 203 1555 1555 2.87 LINK O GLY B 65 RB RB B 201 1555 1555 2.96 SITE 1 AC1 4 THR A 63 VAL A 64 RB A 202 RB A 203 SITE 1 AC2 2 THR A 63 RB A 201 SITE 1 AC3 3 VAL A 64 GLY A 65 RB A 201 SITE 1 AC4 4 GLU A 46 GLY A 47 GLN B 71 GLY B 209 SITE 1 AC5 2 LEU A 81 PHE A 93 SITE 1 AC6 1 THR A 34 SITE 1 AC7 1 HOH A 310 SITE 1 AC8 4 SER A 43 GLY A 47 LEU A 48 HOH A 302 SITE 1 AC9 3 ARG A 49 PRO A 50 ILE A 51 SITE 1 BC1 3 VAL B 64 GLY B 65 RB B 203 SITE 1 BC2 2 THR B 63 RB B 203 SITE 1 BC3 4 THR B 63 VAL B 64 RB B 201 RB B 202 SITE 1 BC4 3 ARG B 49 GLY B 208 HOH B 312 SITE 1 BC5 1 ASN B 100 SITE 1 BC6 1 SER B 37 SITE 1 BC7 1 HOH B 302 SITE 1 BC8 3 MPD B 204 GLY B 209 HOH B 312 SITE 1 BC9 4 MPD A 204 ARG B 49 GLN B 71 GLY B 208 CRYST1 67.305 67.305 84.294 90.00 90.00 90.00 I 4 16 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.014858 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014858 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011863 0.00000