HEADER TRANSPORT PROTEIN/CALCIUM BINDING 17-FEB-13 4J9Z TITLE CALCIUM-CALMODULIN COMPLEXED WITH THE CALMODULIN BINDING DOMAIN FROM A TITLE 2 SMALL CONDUCTANCE POTASSIUM CHANNEL SPLICE VARIANT AND NS309 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SMALL CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNEL COMPND 3 PROTEIN 2; COMPND 4 CHAIN: B; COMPND 5 FRAGMENT: CALMODULIN BINDING DOMAIN (UNP RESIDUES 396-487); COMPND 6 SYNONYM: SK2A, SK2, SKCA 2, SKCA2, KCA2.2; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: CALMODULIN; COMPND 10 CHAIN: R; COMPND 11 SYNONYM: CAM; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: KCNN2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 10 ORGANISM_COMMON: RAT; SOURCE 11 ORGANISM_TAXID: 10116; SOURCE 12 GENE: CALM1, CALM, CAM, CAM1, CALM2, CAM2, CAMB, CALM3, CAM3, CAMC; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CALCIUM BINDING, EF HAND, SK2A CHANNEL FRAGMENT, TRANSPORT PROTEIN- KEYWDS 2 CALCIUM BINDING COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.ZHANG,J.M.PASCAL,J.-F.ZHANG REVDAT 2 03-APR-13 4J9Z 1 JRNL REVDAT 1 27-MAR-13 4J9Z 0 JRNL AUTH M.ZHANG,J.M.PASCAL,J.F.ZHANG JRNL TITL UNSTRUCTURED TO STRUCTURED TRANSITION OF AN INTRINSICALLY JRNL TITL 2 DISORDERED PROTEIN PEPTIDE IN COUPLING CA2+-SENSING AND SK JRNL TITL 3 CHANNEL ACTIVATION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 110 4828 2013 JRNL REFN ISSN 0027-8424 JRNL PMID 23487779 JRNL DOI 10.1073/PNAS.1220253110 REMARK 2 REMARK 2 RESOLUTION. 1.66 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.1_1168) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VICENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE- REMARK 3 : KUNSTLEVE,LI-WEI HUNG,ROBERT IMMORMINO, REMARK 3 : TOM IOERGER,AIRLIE MCCOY,ERIK MCKEE,NIGEL REMARK 3 : MORIARTY,REETAL PAI,RANDY READ,JANE REMARK 3 : RICHARDSON,DAVID RICHARDSON,TOD ROMO,JIM REMARK 3 : SACCHETTINI,NICHOLAS SAUTER,JACOB SMITH, REMARK 3 : LAURENT STORONI,TOM TERWILLIGER,PETER REMARK 3 : ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.66 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.79 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 38789 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.910 REMARK 3 FREE R VALUE TEST SET COUNT : 1905 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 27.7935 - 3.9972 0.98 2655 146 0.1865 0.1837 REMARK 3 2 3.9972 - 3.1741 1.00 2657 142 0.1659 0.2240 REMARK 3 3 3.1741 - 2.7733 1.00 2682 118 0.1901 0.2052 REMARK 3 4 2.7733 - 2.5199 1.00 2646 131 0.1949 0.2441 REMARK 3 5 2.5199 - 2.3394 1.00 2626 139 0.1945 0.2291 REMARK 3 6 2.3394 - 2.2015 1.00 2640 152 0.1834 0.2111 REMARK 3 7 2.2015 - 2.0913 1.00 2624 129 0.1837 0.2165 REMARK 3 8 2.0913 - 2.0003 1.00 2661 121 0.1998 0.2098 REMARK 3 9 2.0003 - 1.9233 1.00 2590 148 0.2003 0.2743 REMARK 3 10 1.9233 - 1.8570 1.00 2620 142 0.2112 0.2364 REMARK 3 11 1.8570 - 1.7989 1.00 2622 123 0.2208 0.2414 REMARK 3 12 1.7989 - 1.7475 0.99 2627 126 0.2380 0.3178 REMARK 3 13 1.7475 - 1.7015 0.99 2619 132 0.2501 0.3143 REMARK 3 14 1.7015 - 1.6600 1.00 2615 156 0.2576 0.3110 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.480 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.77 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 : 0.007 2177 REMARK 3 ANGLE : 1.161 2937 REMARK 3 CHIRALITY : 0.079 324 REMARK 3 PLANARITY : 0.005 381 REMARK 3 DIHEDRAL : 14.937 855 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 10 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: chain 'B' and (resid 395 through 404 ) REMARK 3 ORIGIN FOR THE GROUP (A): 26.1290 64.7622 47.4856 REMARK 3 T TENSOR REMARK 3 T11: 0.3509 T22: 0.3661 REMARK 3 T33: 0.3277 T12: 0.1114 REMARK 3 T13: -0.0558 T23: -0.0982 REMARK 3 L TENSOR REMARK 3 L11: 0.0182 L22: 0.0361 REMARK 3 L33: 0.0209 L12: 0.0046 REMARK 3 L13: 0.0032 L23: -0.0299 REMARK 3 S TENSOR REMARK 3 S11: -0.1982 S12: -0.2155 S13: 0.1914 REMARK 3 S21: 0.2696 S22: 0.0544 S23: -0.3253 REMARK 3 S31: -0.2589 S32: -0.1802 S33: -0.0002 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: chain 'B' and (resid 405 through 413 ) REMARK 3 ORIGIN FOR THE GROUP (A): 44.4823 58.0342 42.5116 REMARK 3 T TENSOR REMARK 3 T11: 0.3801 T22: 0.4412 REMARK 3 T33: 0.3261 T12: -0.1483 REMARK 3 T13: 0.0276 T23: 0.0754 REMARK 3 L TENSOR REMARK 3 L11: 0.0149 L22: 0.0013 REMARK 3 L33: 0.0029 L12: 0.0054 REMARK 3 L13: -0.0067 L23: -0.0027 REMARK 3 S TENSOR REMARK 3 S11: -0.0414 S12: -0.0319 S13: -0.0515 REMARK 3 S21: -0.0156 S22: 0.0670 S23: -0.1013 REMARK 3 S31: 0.0425 S32: 0.1628 S33: 0.0007 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: chain 'B' and (resid 414 through 445 ) REMARK 3 ORIGIN FOR THE GROUP (A): 59.7330 59.0234 24.0015 REMARK 3 T TENSOR REMARK 3 T11: 0.2393 T22: 0.2872 REMARK 3 T33: 0.2842 T12: -0.0540 REMARK 3 T13: 0.0223 T23: -0.0190 REMARK 3 L TENSOR REMARK 3 L11: 0.6474 L22: 0.3949 REMARK 3 L33: 0.4072 L12: 0.0993 REMARK 3 L13: -0.0377 L23: 0.0701 REMARK 3 S TENSOR REMARK 3 S11: -0.2016 S12: 0.2406 S13: -0.6041 REMARK 3 S21: -0.0710 S22: 0.1155 S23: -0.2230 REMARK 3 S31: 0.3692 S32: 0.0783 S33: 0.0164 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: chain 'B' and (resid 446 through 491 ) REMARK 3 ORIGIN FOR THE GROUP (A): 41.6892 55.9922 33.5308 REMARK 3 T TENSOR REMARK 3 T11: 0.2147 T22: 0.1933 REMARK 3 T33: 0.2059 T12: 0.0095 REMARK 3 T13: -0.0140 T23: -0.0112 REMARK 3 L TENSOR REMARK 3 L11: 0.8305 L22: 0.1712 REMARK 3 L33: 0.3330 L12: 0.1021 REMARK 3 L13: 0.4467 L23: -0.0738 REMARK 3 S TENSOR REMARK 3 S11: -0.2207 S12: 0.1743 S13: -0.0852 REMARK 3 S21: 0.0246 S22: 0.0892 S23: -0.0638 REMARK 3 S31: -0.0598 S32: -0.2104 S33: -0.0484 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: chain 'R' and (resid 2 through 28 ) REMARK 3 ORIGIN FOR THE GROUP (A): 28.8458 50.9149 59.3906 REMARK 3 T TENSOR REMARK 3 T11: 0.7916 T22: 0.6280 REMARK 3 T33: -0.0013 T12: 0.3695 REMARK 3 T13: 0.0539 T23: 0.0798 REMARK 3 L TENSOR REMARK 3 L11: 0.4372 L22: 0.1074 REMARK 3 L33: 0.8205 L12: 0.0629 REMARK 3 L13: 0.1318 L23: -0.2601 REMARK 3 S TENSOR REMARK 3 S11: -0.2232 S12: -0.2821 S13: 0.2053 REMARK 3 S21: 0.6028 S22: 0.1133 S23: 0.1095 REMARK 3 S31: -0.5047 S32: -0.1370 S33: -0.6402 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: chain 'R' and (resid 29 through 64 ) REMARK 3 ORIGIN FOR THE GROUP (A): 35.6114 45.4204 47.2276 REMARK 3 T TENSOR REMARK 3 T11: 0.2874 T22: 0.3006 REMARK 3 T33: 0.1843 T12: 0.1153 REMARK 3 T13: -0.0439 T23: -0.0454 REMARK 3 L TENSOR REMARK 3 L11: 0.5802 L22: 0.7015 REMARK 3 L33: 0.0325 L12: -0.1777 REMARK 3 L13: -0.1313 L23: -0.0307 REMARK 3 S TENSOR REMARK 3 S11: -0.4429 S12: -0.6257 S13: 0.2487 REMARK 3 S21: 0.7079 S22: 0.4120 S23: -0.2045 REMARK 3 S31: 0.1883 S32: 0.2325 S33: -0.0494 REMARK 3 TLS GROUP : 7 REMARK 3 SELECTION: chain 'R' and (resid 65 through 74 ) REMARK 3 ORIGIN FOR THE GROUP (A): 36.0689 54.5160 57.3144 REMARK 3 T TENSOR REMARK 3 T11: 0.5138 T22: 0.4621 REMARK 3 T33: 0.3492 T12: 0.2367 REMARK 3 T13: -0.2601 T23: -0.2986 REMARK 3 L TENSOR REMARK 3 L11: 0.0479 L22: 0.1850 REMARK 3 L33: 1.0415 L12: 0.0488 REMARK 3 L13: -0.0980 L23: 0.2434 REMARK 3 S TENSOR REMARK 3 S11: -0.0088 S12: 0.0572 S13: -0.1950 REMARK 3 S21: 0.1742 S22: 0.2432 S23: -0.3792 REMARK 3 S31: 0.2393 S32: 0.4563 S33: -0.0219 REMARK 3 TLS GROUP : 8 REMARK 3 SELECTION: chain 'R' and (resid 75 through 92 ) REMARK 3 ORIGIN FOR THE GROUP (A): 23.8725 65.5975 39.3960 REMARK 3 T TENSOR REMARK 3 T11: 0.3120 T22: 0.2762 REMARK 3 T33: 0.3372 T12: 0.0809 REMARK 3 T13: -0.0701 T23: -0.0735 REMARK 3 L TENSOR REMARK 3 L11: 1.0116 L22: 0.0558 REMARK 3 L33: 0.4147 L12: 0.0854 REMARK 3 L13: 0.2388 L23: -0.0387 REMARK 3 S TENSOR REMARK 3 S11: -0.0546 S12: 0.0544 S13: 0.3266 REMARK 3 S21: 0.4284 S22: 0.2260 S23: -0.4208 REMARK 3 S31: 0.0064 S32: 0.4392 S33: 0.0932 REMARK 3 TLS GROUP : 9 REMARK 3 SELECTION: chain 'R' and (resid 93 through 134 ) REMARK 3 ORIGIN FOR THE GROUP (A): 5.8154 63.1992 32.5149 REMARK 3 T TENSOR REMARK 3 T11: 0.2089 T22: 0.2410 REMARK 3 T33: 0.3356 T12: 0.0241 REMARK 3 T13: -0.0238 T23: 0.0349 REMARK 3 L TENSOR REMARK 3 L11: 0.4241 L22: 0.3673 REMARK 3 L33: 0.0998 L12: -0.4390 REMARK 3 L13: 0.2215 L23: -0.1847 REMARK 3 S TENSOR REMARK 3 S11: 0.1751 S12: -0.0463 S13: -0.3369 REMARK 3 S21: -0.1107 S22: 0.1064 S23: 0.3948 REMARK 3 S31: 0.0175 S32: -0.1705 S33: 0.0018 REMARK 3 TLS GROUP : 10 REMARK 3 SELECTION: chain 'R' and (resid 135 through 147 ) REMARK 3 ORIGIN FOR THE GROUP (A): 12.6755 72.1024 36.4353 REMARK 3 T TENSOR REMARK 3 T11: 0.2814 T22: 0.2264 REMARK 3 T33: 0.3317 T12: 0.0555 REMARK 3 T13: -0.0295 T23: -0.0313 REMARK 3 L TENSOR REMARK 3 L11: 0.0460 L22: 0.0399 REMARK 3 L33: 0.0132 L12: 0.0006 REMARK 3 L13: 0.0172 L23: -0.0112 REMARK 3 S TENSOR REMARK 3 S11: -0.1581 S12: -0.0797 S13: 0.4638 REMARK 3 S21: 0.2209 S22: 0.0850 S23: -0.3119 REMARK 3 S31: -0.0910 S32: -0.1447 S33: 0.0001 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 4J9Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-MAR-13. REMARK 100 THE RCSB ID CODE IS RCSB077782. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-MAY-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0781 REMARK 200 MONOCHROMATOR : SI(111) CHANNEL CUT REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 270 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38789 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.660 REMARK 200 RESOLUTION RANGE LOW (A) : 27.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 5.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05200 REMARK 200 FOR THE DATA SET : 17.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.66 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.70 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 5.10 REMARK 200 R MERGE FOR SHELL (I) : 0.73300 REMARK 200 R SYM FOR SHELL (I) : 0.73300 REMARK 200 FOR SHELL : 1.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.25 M LITHIUM SULFATE, 0.5 M AMMONIUM REMARK 280 SULFATE, 0.1 M SODIUM CITRATE, PH 5.6, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 298.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 38.60000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.42500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 38.60000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 33.42500 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: 15140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22730 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -220.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, R 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 72.89217 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 64.68672 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 B 394 REMARK 465 HIS B 492 REMARK 465 HIS B 493 REMARK 465 HIS B 494 REMARK 465 HIS B 495 REMARK 465 MET R 0 REMARK 465 ALA R 1 REMARK 465 LYS R 148 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 HIS B 406 CG ND1 CD2 CE1 NE2 REMARK 470 MET B 412 CG SD CE REMARK 470 HIS B 491 CG ND1 CD2 CE1 NE2 REMARK 470 ASP R 2 CG OD1 OD2 REMARK 470 GLN R 3 CG CD OE1 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 O GLY R 25 O HOH R 367 2.00 REMARK 500 O HOH B 619 O HOH B 647 2.07 REMARK 500 O HOH B 638 O HOH B 647 2.11 REMARK 500 OE1 GLU R 87 O HOH R 393 2.13 REMARK 500 O HOH R 392 O HOH R 395 2.13 REMARK 500 O HIS B 491 O HOH B 637 2.16 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 O HOH B 640 O HOH B 640 2656 1.65 REMARK 500 O ASP R 131 O HOH B 646 4556 2.05 REMARK 500 O HOH B 646 O HOH B 646 2656 2.09 REMARK 500 O HOH B 647 O HOH B 647 2656 2.12 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 LYS B 397 -111.04 46.74 REMARK 500 VAL B 407 61.27 -106.34 REMARK 500 PHE B 410 19.31 58.85 REMARK 500 MET B 412 -2.90 77.47 REMARK 500 LYS R 115 157.07 81.27 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 MET B 412 ASP B 413 142.94 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH R 378 DISTANCE = 5.79 ANGSTROMS REMARK 525 HOH R 396 DISTANCE = 8.98 ANGSTROMS 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 CA R 203 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP R 56 OD1 REMARK 620 2 ASP R 58 OD2 106.1 REMARK 620 3 GLU R 67 OE2 104.5 82.2 REMARK 620 4 THR R 62 O 98.9 135.2 126.6 REMARK 620 5 GLU R 67 OE1 122.2 118.2 51.9 75.0 REMARK 620 6 ASN R 60 OD1 95.0 68.5 148.4 72.9 133.9 REMARK 620 7 HOH R 301 O 148.6 74.3 106.6 65.3 81.5 55.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA R 202 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR R 26 O REMARK 620 2 ASP R 24 OD1 80.9 REMARK 620 3 ASP R 22 OD1 146.2 75.6 REMARK 620 4 GLU R 31 OE2 126.2 152.8 78.7 REMARK 620 5 ASP R 20 OD1 78.1 83.5 75.3 98.6 REMARK 620 6 GLU R 31 OE1 74.2 150.3 133.7 55.0 106.6 REMARK 620 7 HOH R 317 O 90.6 76.4 106.8 103.0 158.3 87.7 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1KP R 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA R 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA R 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 R 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 R 205 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL R 206 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1G4Y RELATED DB: PDB REMARK 900 RELATED ID: 4G27 RELATED DB: PDB REMARK 900 RELATED ID: 4G28 RELATED DB: PDB REMARK 900 RELATED ID: 3SJQ RELATED DB: PDB REMARK 900 RELATED ID: 4J9Y RELATED DB: PDB DBREF 4J9Z B 396 487 UNP P70604 KCNN2_RAT 396 487 DBREF 4J9Z R 0 148 UNP P62161 CALM_RAT 1 149 SEQADV 4J9Z MET B 394 UNP P70604 EXPRESSION TAG SEQADV 4J9Z GLY B 395 UNP P70604 EXPRESSION TAG SEQADV 4J9Z LEU B 488 UNP P70604 EXPRESSION TAG SEQADV 4J9Z GLU B 489 UNP P70604 EXPRESSION TAG SEQADV 4J9Z HIS B 490 UNP P70604 EXPRESSION TAG SEQADV 4J9Z HIS B 491 UNP P70604 EXPRESSION TAG SEQADV 4J9Z HIS B 492 UNP P70604 EXPRESSION TAG SEQADV 4J9Z HIS B 493 UNP P70604 EXPRESSION TAG SEQADV 4J9Z HIS B 494 UNP P70604 EXPRESSION TAG SEQADV 4J9Z HIS B 495 UNP P70604 EXPRESSION TAG SEQRES 1 B 102 MET GLY ARG LYS LEU GLU LEU THR LYS ALA GLU LYS HIS SEQRES 2 B 102 VAL HIS ASN PHE MET MET ASP THR GLN LEU THR LYS ARG SEQRES 3 B 102 VAL LYS ASN ALA ALA ALA ASN VAL LEU ARG GLU THR TRP SEQRES 4 B 102 LEU ILE TYR LYS ASN THR LYS LEU VAL LYS LYS ILE ASP SEQRES 5 B 102 HIS ALA LYS VAL ARG LYS HIS GLN ARG LYS PHE LEU GLN SEQRES 6 B 102 ALA ILE HIS GLN LEU ARG SER VAL LYS MET GLU GLN ARG SEQRES 7 B 102 LYS LEU ASN ASP GLN ALA ASN THR LEU VAL ASP LEU ALA SEQRES 8 B 102 LYS THR GLN LEU GLU HIS HIS HIS HIS HIS HIS SEQRES 1 R 149 MET ALA ASP GLN LEU THR GLU GLU GLN ILE ALA GLU PHE SEQRES 2 R 149 LYS GLU ALA PHE SER LEU PHE ASP LYS ASP GLY ASP GLY SEQRES 3 R 149 THR ILE THR THR LYS GLU LEU GLY THR VAL MET ARG SER SEQRES 4 R 149 LEU GLY GLN ASN PRO THR GLU ALA GLU LEU GLN ASP MET SEQRES 5 R 149 ILE ASN GLU VAL ASP ALA ASP GLY ASN GLY THR ILE ASP SEQRES 6 R 149 PHE PRO GLU PHE LEU THR MET MET ALA ARG LYS MET LYS SEQRES 7 R 149 ASP THR ASP SER GLU GLU GLU ILE ARG GLU ALA PHE ARG SEQRES 8 R 149 VAL PHE ASP LYS ASP GLY ASN GLY TYR ILE SER ALA ALA SEQRES 9 R 149 GLU LEU ARG HIS VAL MET THR ASN LEU GLY GLU LYS LEU SEQRES 10 R 149 THR ASP GLU GLU VAL ASP GLU MET ILE ARG GLU ALA ASP SEQRES 11 R 149 ILE ASP GLY ASP GLY GLN VAL ASN TYR GLU GLU PHE VAL SEQRES 12 R 149 GLN MET MET THR ALA LYS HET SO4 B 501 5 HET SO4 B 502 5 HET 1KP R 201 14 HET CA R 202 1 HET CA R 203 1 HET SO4 R 204 5 HET SO4 R 205 5 HET GOL R 206 6 HETNAM SO4 SULFATE ION HETNAM 1KP (3E)-6,7-DICHLORO-3-(HYDROXYIMINO)-1,3-DIHYDRO-2H- HETNAM 2 1KP INDOL-2-ONE HETNAM CA CALCIUM ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 SO4 4(O4 S 2-) FORMUL 5 1KP C8 H4 CL2 N2 O2 FORMUL 6 CA 2(CA 2+) FORMUL 10 GOL C3 H8 O3 FORMUL 11 HOH *156(H2 O) HELIX 1 1 ASP B 413 LEU B 440 1 28 HELIX 2 2 ASP B 445 THR B 486 1 42 HELIX 3 3 GLN B 487 GLU B 489 5 3 HELIX 4 4 GLU R 6 ASP R 20 1 15 HELIX 5 5 THR R 28 LEU R 39 1 12 HELIX 6 6 THR R 44 VAL R 55 1 12 HELIX 7 7 ASP R 64 LYS R 75 1 12 HELIX 8 8 SER R 81 VAL R 91 1 11 HELIX 9 9 ALA R 102 LEU R 112 1 11 HELIX 10 10 THR R 117 ASP R 129 1 13 HELIX 11 11 TYR R 138 ALA R 147 1 10 SHEET 1 A 2 LEU B 400 THR B 401 0 SHEET 2 A 2 ASP R 78 THR R 79 -1 O THR R 79 N LEU B 400 SHEET 1 B 2 TYR R 99 SER R 101 0 SHEET 2 B 2 GLN R 135 ASN R 137 -1 O VAL R 136 N ILE R 100 LINK OD1 ASP R 56 CA CA R 203 1555 1555 2.13 LINK O THR R 26 CA CA R 202 1555 1555 2.23 LINK OD1 ASP R 24 CA CA R 202 1555 1555 2.27 LINK OD1 ASP R 22 CA CA R 202 1555 1555 2.27 LINK OD2 ASP R 58 CA CA R 203 1555 1555 2.32 LINK OE2 GLU R 31 CA CA R 202 1555 1555 2.35 LINK OD1 ASP R 20 CA CA R 202 1555 1555 2.39 LINK OE1 GLU R 31 CA CA R 202 1555 1555 2.41 LINK OE2BGLU R 67 CA CA R 203 1555 1555 2.45 LINK OE2AGLU R 67 CA CA R 203 1555 1555 2.54 LINK O THR R 62 CA CA R 203 1555 1555 2.55 LINK OE1BGLU R 67 CA CA R 203 1555 1555 2.56 LINK OE1AGLU R 67 CA CA R 203 1555 1555 2.64 LINK OD1 ASN R 60 CA CA R 203 1555 1555 2.66 LINK CA CA R 203 O HOH R 301 1555 1555 1.98 LINK CA CA R 202 O HOH R 317 1555 1555 2.38 CISPEP 1 HIS B 490 HIS B 491 0 7.61 SITE 1 AC1 4 ARG B 429 LYS B 451 HIS B 452 LYS B 455 SITE 1 AC2 2 ARG B 450 ARG B 454 SITE 1 AC3 10 PHE B 410 ALA B 477 LEU B 480 VAL B 481 SITE 2 AC3 10 LEU R 32 MET R 51 ILE R 63 MET R 71 SITE 3 AC3 10 MET R 72 LYS R 75 SITE 1 AC4 6 ASP R 20 ASP R 22 ASP R 24 THR R 26 SITE 2 AC4 6 GLU R 31 HOH R 317 SITE 1 AC5 6 ASP R 56 ASP R 58 ASN R 60 THR R 62 SITE 2 AC5 6 GLU R 67 HOH R 301 SITE 1 AC6 4 LYS B 402 ASP R 78 THR R 79 HOH R 338 SITE 1 AC7 2 LYS R 30 ARG R 126 SITE 1 AC8 6 ILE R 100 SER R 101 GLU R 104 HOH R 329 SITE 2 AC8 6 HOH R 332 HOH R 342 CRYST1 77.200 66.850 64.830 90.00 93.81 90.00 C 1 2 1 4 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 0.012953 0.000000 0.000863 0.00000 SCALE2 0.000000 0.014959 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015459 0.00000 MASTER 539 0 8 11 4 0 13 6 0 0 0 20 END