HEADER MEMBRANE PROTEIN 15-APR-21 7MHR TITLE KCSA E71V CLOSED GATE WITH K+ COMPND MOL_ID: 1; COMPND 2 MOLECULE: FAB HEAVY CHAIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: FAB LIGHT CHAIN; COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: PH-GATED POTASSIUM CHANNEL KCSA; COMPND 11 CHAIN: C; COMPND 12 SYNONYM: STREPTOMYCES LIVIDANS K+ CHANNEL,SKC1; COMPND 13 ENGINEERED: YES; COMPND 14 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_TAXID: 10090; SOURCE 4 EXPRESSION_SYSTEM: MUS MUSCULUS; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 10090; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 8 ORGANISM_TAXID: 10090; SOURCE 9 EXPRESSION_SYSTEM: MUS MUSCULUS; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 10090; SOURCE 11 MOL_ID: 3; SOURCE 12 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS; SOURCE 13 ORGANISM_TAXID: 1916; SOURCE 14 GENE: KCSA, SKC1; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ION CHANNEL, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.ROHAIM,J.LI,M.WEINGARTH,B.ROUX REVDAT 4 09-OCT-24 7MHR 1 REMARK REVDAT 3 18-OCT-23 7MHR 1 REMARK REVDAT 2 06-APR-22 7MHR 1 JRNL REVDAT 1 23-MAR-22 7MHR 0 JRNL AUTH A.ROHAIM,B.J.A.VERMEULEN,J.LI,F.KUMMERER,F.NAPOLI, JRNL AUTH 2 L.BLACHOWICZ,J.MEDEIROS-SILVA,B.ROUX,M.WEINGARTH JRNL TITL A DISTINCT MECHANISM OF C-TYPE INACTIVATION IN THE KV-LIKE JRNL TITL 2 KCSA MUTANT E71V. JRNL REF NAT COMMUN V. 13 1574 2022 JRNL REFN ESSN 2041-1723 JRNL PMID 35322021 JRNL DOI 10.1038/S41467-022-28866-9 REMARK 2 REMARK 2 RESOLUTION. 2.77 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0267 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.77 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.01 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 22301 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) : 0.169 REMARK 3 R VALUE (WORKING SET) : 0.168 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1185 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) : 2.77 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.84 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1613 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.20 REMARK 3 BIN R VALUE (WORKING SET) : 0.2970 REMARK 3 BIN FREE R VALUE SET COUNT : 82 REMARK 3 BIN FREE R VALUE : 0.3400 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4014 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 223 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 59.32 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.42000 REMARK 3 B22 (A**2) : 2.42000 REMARK 3 B33 (A**2) : -4.84000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.422 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.250 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.187 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.290 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.950 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.933 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4117 ; 0.015 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 3753 ; 0.002 ; 0.017 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5631 ; 2.095 ; 1.640 REMARK 3 BOND ANGLES OTHERS (DEGREES): 8638 ; 1.303 ; 1.568 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 531 ; 8.399 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 172 ;33.568 ;21.628 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 610 ;19.646 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 21 ;26.372 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 563 ; 0.082 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4698 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 944 ; 0.002 ; 0.020 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 : 3 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 219 REMARK 3 ORIGIN FOR THE GROUP (A): 38.2487 21.2305 4.1393 REMARK 3 T TENSOR REMARK 3 T11: 0.0644 T22: 0.1814 REMARK 3 T33: 0.0343 T12: -0.0781 REMARK 3 T13: 0.0096 T23: 0.0082 REMARK 3 L TENSOR REMARK 3 L11: 0.2918 L22: 0.4769 REMARK 3 L33: 0.5045 L12: 0.3641 REMARK 3 L13: -0.2638 L23: -0.2620 REMARK 3 S TENSOR REMARK 3 S11: 0.0072 S12: -0.0406 S13: -0.0491 REMARK 3 S21: 0.0177 S22: -0.0195 S23: -0.0611 REMARK 3 S31: -0.0517 S32: 0.2018 S33: 0.0124 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 1 B 212 REMARK 3 ORIGIN FOR THE GROUP (A): 26.1476 25.6587 -8.1280 REMARK 3 T TENSOR REMARK 3 T11: 0.1296 T22: 0.0982 REMARK 3 T33: 0.0057 T12: -0.0768 REMARK 3 T13: 0.0092 T23: 0.0061 REMARK 3 L TENSOR REMARK 3 L11: 0.3482 L22: 0.4540 REMARK 3 L33: 0.6152 L12: 0.2458 REMARK 3 L13: -0.4030 L23: -0.3441 REMARK 3 S TENSOR REMARK 3 S11: -0.0241 S12: 0.0052 S13: -0.0040 REMARK 3 S21: -0.0705 S22: 0.0323 S23: 0.0165 REMARK 3 S31: -0.0554 S32: 0.0307 S33: -0.0082 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : C 22 C 124 REMARK 3 ORIGIN FOR THE GROUP (A): 10.5880 5.5813 41.4014 REMARK 3 T TENSOR REMARK 3 T11: 0.1045 T22: 0.0924 REMARK 3 T33: 0.0328 T12: -0.0305 REMARK 3 T13: 0.0003 T23: -0.0061 REMARK 3 L TENSOR REMARK 3 L11: 0.3243 L22: 0.0477 REMARK 3 L33: 1.9561 L12: -0.0299 REMARK 3 L13: -0.5109 L23: 0.0385 REMARK 3 S TENSOR REMARK 3 S11: 0.0200 S12: -0.0057 S13: 0.0032 REMARK 3 S21: 0.0225 S22: -0.0383 S23: -0.0270 REMARK 3 S31: -0.0961 S32: 0.0613 S33: 0.0182 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : WITH TLS ADDED REMARK 4 REMARK 4 7MHR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-APR-21. REMARK 100 THE DEPOSITION ID IS D_1000256265. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-OCT-19 REMARK 200 TEMPERATURE (KELVIN) : 98 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 24-ID-E REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23491 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.770 REMARK 200 RESOLUTION RANGE LOW (A) : 50.010 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.77 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.92 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: 1K4C REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.86 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM SODIUM ACETATE PH 5.5, 50 MM REMARK 280 MAGNESIUM ACETATE, 25% PEG 400, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K 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 77.91600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 77.91600 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 38.12750 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 77.91600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 77.91600 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 38.12750 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 77.91600 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 77.91600 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 38.12750 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 77.91600 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 77.91600 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 38.12750 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: DODECAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 0.00000 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 K K C 201 LIES ON A SPECIAL POSITION. REMARK 375 K K C 202 LIES ON A SPECIAL POSITION. REMARK 375 K K C 203 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 306 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 353 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 359 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 361 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 366 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 375 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 C 1 REMARK 465 ALA C 2 REMARK 465 PRO C 3 REMARK 465 MET C 4 REMARK 465 LEU C 5 REMARK 465 SER C 6 REMARK 465 GLY C 7 REMARK 465 LEU C 8 REMARK 465 LEU C 9 REMARK 465 ALA C 10 REMARK 465 ARG C 11 REMARK 465 LEU C 12 REMARK 465 VAL C 13 REMARK 465 LYS C 14 REMARK 465 LEU C 15 REMARK 465 LEU C 16 REMARK 465 LEU C 17 REMARK 465 GLY C 18 REMARK 465 ARG C 19 REMARK 465 HIS C 20 REMARK 465 GLY C 21 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 1 N REMARK 470 LYS A 23 CG CD CE NZ REMARK 470 LYS A 63 CG CD CE NZ REMARK 470 GLN A 65 CG CD OE1 NE2 REMARK 470 LYS A 74 CG CD CE NZ REMARK 470 GLU A 89 CG CD OE1 OE2 REMARK 470 LYS A 120 CG CD CE NZ REMARK 470 GLN A 136 CG CD OE1 NE2 REMARK 470 THR A 137 OG1 CG2 REMARK 470 ASN A 138 CG OD1 ND2 REMARK 470 SER A 165 OG REMARK 470 SER A 166 OG REMARK 470 SER A 177 OG REMARK 470 ASP A 178 CG OD1 OD2 REMARK 470 ASP A 219 CG OD1 OD2 REMARK 470 ASN B 212 CG OD1 ND2 REMARK 470 SER C 22 OG REMARK 470 ARG C 117 CG CD NE CZ NH1 NH2 REMARK 470 HIS C 124 CG ND1 CD2 CE1 NE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 153 CD GLU A 153 OE1 0.096 REMARK 500 GLU C 51 CD GLU C 51 OE2 -0.092 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 CYS A 22 107.27 -161.68 REMARK 500 SER A 77 45.89 37.91 REMARK 500 THR A 87 -160.91 -109.77 REMARK 500 ASN A 138 -134.96 -127.86 REMARK 500 ALA B 51 -43.16 75.89 REMARK 500 SER B 77 69.55 84.70 REMARK 500 ALA B 84 -176.10 -178.07 REMARK 500 PRO B 120 157.60 -47.96 REMARK 500 GLN B 156 -44.48 -139.92 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 B 388 DISTANCE = 6.10 ANGSTROMS REMARK 525 HOH C 376 DISTANCE = 7.01 ANGSTROMS REMARK 525 HOH C 377 DISTANCE = 7.07 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 K C 201 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR C 75 O REMARK 620 2 THR C 75 OG1 63.7 REMARK 620 3 THR C 75 O 0.0 63.7 REMARK 620 4 THR C 75 OG1 63.7 0.0 63.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 203 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR C 75 O REMARK 620 2 THR C 75 O 0.0 REMARK 620 3 VAL C 76 O 71.7 71.7 REMARK 620 4 VAL C 76 O 71.7 71.7 0.0 REMARK 620 5 HOH C 306 O 121.7 121.7 55.0 55.0 REMARK 620 6 HOH C 306 O 121.7 121.7 55.0 55.0 0.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 202 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY C 77 O REMARK 620 2 GLY C 77 O 0.0 REMARK 620 3 TYR C 78 O 72.8 72.8 REMARK 620 4 TYR C 78 O 72.8 72.8 0.0 REMARK 620 5 HOH C 306 O 45.7 45.7 114.2 114.2 REMARK 620 6 HOH C 306 O 45.7 45.7 114.2 114.2 0.0 REMARK 620 N 1 2 3 4 5 DBREF 7MHR A 1 219 PDB 7MHR 7MHR 1 219 DBREF 7MHR B 1 212 PDB 7MHR 7MHR 1 212 DBREF 7MHR C 3 124 UNP P0A334 KCSA_STRLI 3 124 SEQADV 7MHR MET C 1 UNP P0A334 INITIATING METHIONINE SEQADV 7MHR ALA C 2 UNP P0A334 EXPRESSION TAG SEQADV 7MHR VAL C 71 UNP P0A334 GLU 71 ENGINEERED MUTATION SEQADV 7MHR CYS C 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQRES 1 A 219 GLN VAL GLN LEU GLN GLN PRO GLY ALA GLU LEU VAL LYS SEQRES 2 A 219 PRO GLY ALA SER VAL LYS LEU SER CYS LYS ALA SER GLY SEQRES 3 A 219 TYR THR PHE THR SER ASP TRP ILE HIS TRP VAL LYS GLN SEQRES 4 A 219 ARG PRO GLY HIS GLY LEU GLU TRP ILE GLY GLU ILE ILE SEQRES 5 A 219 PRO SER TYR GLY ARG ALA ASN TYR ASN GLU LYS ILE GLN SEQRES 6 A 219 LYS LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR SEQRES 7 A 219 ALA PHE MET GLN LEU SER SER LEU THR SER GLU ASP SER SEQRES 8 A 219 ALA VAL TYR TYR CYS ALA ARG GLU ARG GLY ASP GLY TYR SEQRES 9 A 219 PHE ALA VAL TRP GLY ALA GLY THR THR VAL THR VAL SER SEQRES 10 A 219 SER ALA LYS THR THR PRO PRO SER VAL TYR PRO LEU ALA SEQRES 11 A 219 PRO GLY SER ALA ALA GLN THR ASN SER MET VAL THR LEU SEQRES 12 A 219 GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR SEQRES 13 A 219 VAL THR TRP ASN SER GLY SER LEU SER SER GLY VAL HIS SEQRES 14 A 219 THR PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR LEU SEQRES 15 A 219 SER SER SER VAL THR VAL PRO SER SER SER TRP PRO SER SEQRES 16 A 219 GLU THR VAL THR CYS ASN VAL ALA HIS PRO ALA SER SER SEQRES 17 A 219 THR LYS VAL ASP LYS LYS ILE VAL PRO ARG ASP SEQRES 1 B 212 ASP ILE LEU LEU THR GLN SER PRO ALA ILE LEU SER VAL SEQRES 2 B 212 SER PRO GLY GLU ARG VAL SER PHE SER CYS ARG ALA SER SEQRES 3 B 212 GLN SER ILE GLY THR ASP ILE HIS TRP TYR GLN GLN ARG SEQRES 4 B 212 THR ASN GLY SER PRO ARG LEU LEU ILE LYS TYR ALA SER SEQRES 5 B 212 GLU SER ILE SER GLY ILE PRO SER ARG PHE SER GLY SER SEQRES 6 B 212 GLY SER GLY THR ASP PHE THR LEU SER ILE ASN SER VAL SEQRES 7 B 212 GLU SER GLU ASP ILE ALA ASN TYR TYR CYS GLN GLN SER SEQRES 8 B 212 ASN ARG TRP PRO PHE THR PHE GLY SER GLY THR LYS LEU SEQRES 9 B 212 GLU ILE LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE SEQRES 10 B 212 PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA SEQRES 11 B 212 SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP SEQRES 12 B 212 ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN SEQRES 13 B 212 ASN GLY VAL LEU ASN SER TRP THR ASP GLN ASP SER LYS SEQRES 14 B 212 ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR SEQRES 15 B 212 LYS ASP GLU TYR GLU ARG HIS ASN SER TYR THR CYS GLU SEQRES 16 B 212 ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER SEQRES 17 B 212 PHE ASN ARG ASN SEQRES 1 C 124 MET ALA PRO MET LEU SER GLY LEU LEU ALA ARG LEU VAL SEQRES 2 C 124 LYS LEU LEU LEU GLY ARG HIS GLY SER ALA LEU HIS TRP SEQRES 3 C 124 ARG ALA ALA GLY ALA ALA THR VAL LEU LEU VAL ILE VAL SEQRES 4 C 124 LEU LEU ALA GLY SER TYR LEU ALA VAL LEU ALA GLU ARG SEQRES 5 C 124 GLY ALA PRO GLY ALA GLN LEU ILE THR TYR PRO ARG ALA SEQRES 6 C 124 LEU TRP TRP SER VAL VAL THR ALA THR THR VAL GLY TYR SEQRES 7 C 124 GLY ASP LEU TYR PRO VAL THR LEU TRP GLY ARG CYS VAL SEQRES 8 C 124 ALA VAL VAL VAL MET VAL ALA GLY ILE THR SER PHE GLY SEQRES 9 C 124 LEU VAL THR ALA ALA LEU ALA THR TRP PHE VAL GLY ARG SEQRES 10 C 124 GLU GLN GLU ARG ARG GLY HIS HET K C 201 1 HET K C 202 1 HET K C 203 1 HETNAM K POTASSIUM ION FORMUL 4 K 3(K 1+) FORMUL 7 HOH *223(H2 O) HELIX 1 AA1 SER A 191 GLU A 196 1 6 HELIX 2 AA2 PRO A 205 SER A 208 5 4 HELIX 3 AA3 GLU B 79 ILE B 83 5 5 HELIX 4 AA4 SER B 121 THR B 126 1 6 HELIX 5 AA5 LYS B 183 ARG B 188 1 6 HELIX 6 AA6 ALA C 23 ARG C 52 1 30 HELIX 7 AA7 THR C 61 THR C 74 1 14 HELIX 8 AA8 THR C 85 GLY C 123 1 39 SHEET 1 AA1 4 LEU A 4 GLN A 5 0 SHEET 2 AA1 4 VAL A 18 ALA A 24 -1 O LYS A 23 N GLN A 5 SHEET 3 AA1 4 THR A 78 LEU A 83 -1 O LEU A 83 N VAL A 18 SHEET 4 AA1 4 ALA A 68 ASP A 73 -1 N ASP A 73 O THR A 78 SHEET 1 AA2 6 ALA A 9 VAL A 12 0 SHEET 2 AA2 6 THR A 112 VAL A 116 1 O THR A 115 N GLU A 10 SHEET 3 AA2 6 ALA A 92 GLU A 99 -1 N ALA A 92 O VAL A 114 SHEET 4 AA2 6 TRP A 33 GLN A 39 -1 N GLN A 39 O VAL A 93 SHEET 5 AA2 6 LEU A 45 ILE A 52 -1 O ILE A 48 N TRP A 36 SHEET 6 AA2 6 ARG A 57 TYR A 60 -1 O ASN A 59 N GLU A 50 SHEET 1 AA3 4 ALA A 9 VAL A 12 0 SHEET 2 AA3 4 THR A 112 VAL A 116 1 O THR A 115 N GLU A 10 SHEET 3 AA3 4 ALA A 92 GLU A 99 -1 N ALA A 92 O VAL A 114 SHEET 4 AA3 4 VAL A 107 TRP A 108 -1 O VAL A 107 N ARG A 98 SHEET 1 AA4 4 SER A 125 LEU A 129 0 SHEET 2 AA4 4 MET A 140 TYR A 150 -1 O LYS A 148 N SER A 125 SHEET 3 AA4 4 LEU A 179 PRO A 189 -1 O TYR A 180 N TYR A 150 SHEET 4 AA4 4 HIS A 169 THR A 170 -1 N HIS A 169 O SER A 185 SHEET 1 AA5 4 SER A 125 LEU A 129 0 SHEET 2 AA5 4 MET A 140 TYR A 150 -1 O LYS A 148 N SER A 125 SHEET 3 AA5 4 LEU A 179 PRO A 189 -1 O TYR A 180 N TYR A 150 SHEET 4 AA5 4 VAL A 174 GLN A 176 -1 N GLN A 176 O LEU A 179 SHEET 1 AA6 3 THR A 156 TRP A 159 0 SHEET 2 AA6 3 THR A 199 HIS A 204 -1 O ALA A 203 N THR A 156 SHEET 3 AA6 3 THR A 209 LYS A 214 -1 O THR A 209 N HIS A 204 SHEET 1 AA7 4 LEU B 4 THR B 5 0 SHEET 2 AA7 4 ARG B 18 ALA B 25 -1 O ARG B 24 N THR B 5 SHEET 3 AA7 4 ASP B 70 ASN B 76 -1 O LEU B 73 N PHE B 21 SHEET 4 AA7 4 PHE B 62 SER B 67 -1 N SER B 63 O SER B 74 SHEET 1 AA8 6 ILE B 10 VAL B 13 0 SHEET 2 AA8 6 THR B 102 ILE B 106 1 O GLU B 105 N LEU B 11 SHEET 3 AA8 6 ASN B 85 GLN B 90 -1 N TYR B 86 O THR B 102 SHEET 4 AA8 6 ILE B 33 GLN B 38 -1 N GLN B 38 O ASN B 85 SHEET 5 AA8 6 ARG B 45 LYS B 49 -1 O LEU B 47 N TRP B 35 SHEET 6 AA8 6 GLU B 53 SER B 54 -1 O GLU B 53 N LYS B 49 SHEET 1 AA9 4 ILE B 10 VAL B 13 0 SHEET 2 AA9 4 THR B 102 ILE B 106 1 O GLU B 105 N LEU B 11 SHEET 3 AA9 4 ASN B 85 GLN B 90 -1 N TYR B 86 O THR B 102 SHEET 4 AA9 4 THR B 97 PHE B 98 -1 O THR B 97 N GLN B 90 SHEET 1 AB1 4 THR B 114 PHE B 118 0 SHEET 2 AB1 4 GLY B 129 PHE B 139 -1 O ASN B 137 N THR B 114 SHEET 3 AB1 4 TYR B 173 THR B 182 -1 O TYR B 173 N PHE B 139 SHEET 4 AB1 4 VAL B 159 TRP B 163 -1 N LEU B 160 O THR B 178 SHEET 1 AB2 4 SER B 153 ARG B 155 0 SHEET 2 AB2 4 ASN B 145 ILE B 150 -1 N TRP B 148 O ARG B 155 SHEET 3 AB2 4 SER B 191 HIS B 198 -1 O THR B 197 N ASN B 145 SHEET 4 AB2 4 SER B 201 ASN B 210 -1 O LYS B 207 N CYS B 194 SSBOND 1 CYS A 22 CYS A 96 1555 1555 2.11 SSBOND 2 CYS A 145 CYS A 200 1555 1555 2.81 SSBOND 3 CYS B 23 CYS B 88 1555 1555 2.23 SSBOND 4 CYS B 134 CYS B 194 1555 1555 1.99 LINK O THR C 75 K K C 201 1555 1555 3.07 LINK OG1 THR C 75 K K C 201 1555 1555 2.87 LINK O THR C 75 K K C 201 1555 2555 3.07 LINK OG1 THR C 75 K K C 201 1555 2555 2.87 LINK O THR C 75 K K C 203 1555 1555 2.61 LINK O THR C 75 K K C 203 1555 2555 2.61 LINK O VAL C 76 K K C 203 1555 1555 2.77 LINK O VAL C 76 K K C 203 1555 2555 2.77 LINK O GLY C 77 K K C 202 1555 1555 3.15 LINK O GLY C 77 K K C 202 1555 2555 3.15 LINK O TYR C 78 K K C 202 1555 1555 2.85 LINK O TYR C 78 K K C 202 1555 2555 2.85 LINK K K C 202 O HOH C 306 1555 1555 3.44 LINK K K C 202 O HOH C 306 1555 2555 3.44 LINK K K C 203 O HOH C 306 1555 1555 3.09 LINK K K C 203 O HOH C 306 1555 2555 3.09 CISPEP 1 PHE A 151 PRO A 152 0 -6.17 CISPEP 2 GLU A 153 PRO A 154 0 -4.07 CISPEP 3 TRP A 193 PRO A 194 0 -5.89 CISPEP 4 SER B 7 PRO B 8 0 6.66 CISPEP 5 TRP B 94 PRO B 95 0 -14.09 CISPEP 6 TYR B 140 PRO B 141 0 -2.12 CRYST1 155.832 155.832 76.255 90.00 90.00 90.00 I 4 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 0.006417 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006417 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013114 0.00000