HEADER MEMBRANE PROTEIN 05-APR-21 7MDJ TITLE THE STRUCTURE OF KCSA IN COMPLEX WITH A SYNTHETIC FAB 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 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 8 ORGANISM_TAXID: 32630; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562; 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,T.SLEZAK,L.BLACKOWICZ,A.KOSSIAKOFF,B.ROUX REVDAT 3 18-OCT-23 7MDJ 1 REMARK REVDAT 2 16-MAR-22 7MDJ 1 JRNL REVDAT 1 16-FEB-22 7MDJ 0 JRNL AUTH A.ROHAIM,T.SLEZAK,Y.H.KOH,L.BLACHOWICZ,A.A.KOSSIAKOFF,B.ROUX JRNL TITL ENGINEERING OF A SYNTHETIC ANTIBODY FRAGMENT FOR STRUCTURAL JRNL TITL 2 AND FUNCTIONAL STUDIES OF K+ CHANNELS. JRNL REF J.GEN.PHYSIOL. V. 154 2022 JRNL REFN ESSN 1540-7748 JRNL PMID 35234830 JRNL DOI 10.1085/JGP.202112965 REMARK 2 REMARK 2 RESOLUTION. 2.75 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) : 2.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.01 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 16764 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) : 0.204 REMARK 3 R VALUE (WORKING SET) : 0.201 REMARK 3 FREE R VALUE : 0.265 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 832 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.75 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.82 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1231 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.61 REMARK 3 BIN R VALUE (WORKING SET) : 0.3830 REMARK 3 BIN FREE R VALUE SET COUNT : 58 REMARK 3 BIN FREE R VALUE : 0.4210 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3874 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 127 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 122.0 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.45000 REMARK 3 B22 (A**2) : 0.45000 REMARK 3 B33 (A**2) : -0.91000 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): 1.423 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.364 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.414 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 45.775 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.940 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.953 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3993 ; 0.008 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 3686 ; 0.002 ; 0.017 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5447 ; 1.753 ; 1.639 REMARK 3 BOND ANGLES OTHERS (DEGREES): 8493 ; 1.211 ; 1.572 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 511 ; 9.883 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 172 ;34.500 ;21.977 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 612 ;23.101 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 20 ;22.931 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 532 ; 0.068 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4538 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 918 ; 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 3 A 221 REMARK 3 ORIGIN FOR THE GROUP (A): -39.299 21.192 -39.884 REMARK 3 T TENSOR REMARK 3 T11: 0.0836 T22: 0.1930 REMARK 3 T33: 0.6000 T12: 0.0584 REMARK 3 T13: -0.1578 T23: 0.0313 REMARK 3 L TENSOR REMARK 3 L11: 1.3430 L22: 0.0988 REMARK 3 L33: 2.0781 L12: -0.3282 REMARK 3 L13: 1.2419 L23: -0.2555 REMARK 3 S TENSOR REMARK 3 S11: -0.2200 S12: -0.4691 S13: 0.2406 REMARK 3 S21: 0.0270 S22: 0.1332 S23: 0.0249 REMARK 3 S31: -0.2485 S32: -0.4321 S33: 0.0868 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 2 B 198 REMARK 3 ORIGIN FOR THE GROUP (A): -36.422 6.753 -50.672 REMARK 3 T TENSOR REMARK 3 T11: 0.0638 T22: 0.1316 REMARK 3 T33: 0.4989 T12: -0.0161 REMARK 3 T13: -0.1213 T23: 0.1018 REMARK 3 L TENSOR REMARK 3 L11: 0.5752 L22: 1.0699 REMARK 3 L33: 1.5136 L12: -0.4185 REMARK 3 L13: 0.8366 L23: -0.4000 REMARK 3 S TENSOR REMARK 3 S11: 0.1092 S12: -0.1138 S13: -0.0598 REMARK 3 S21: -0.1864 S22: -0.0205 S23: 0.3675 REMARK 3 S31: 0.2249 S32: -0.0996 S33: -0.0886 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 123 REMARK 3 ORIGIN FOR THE GROUP (A): -10.690 5.734 -3.894 REMARK 3 T TENSOR REMARK 3 T11: 0.2336 T22: 0.2290 REMARK 3 T33: 0.1552 T12: 0.0561 REMARK 3 T13: 0.0451 T23: -0.0271 REMARK 3 L TENSOR REMARK 3 L11: 1.0548 L22: 1.5784 REMARK 3 L33: 1.5655 L12: -0.2205 REMARK 3 L13: 0.8452 L23: -1.2846 REMARK 3 S TENSOR REMARK 3 S11: -0.1280 S12: -0.2181 S13: 0.0915 REMARK 3 S21: 0.3868 S22: 0.1779 S23: 0.0952 REMARK 3 S31: -0.2789 S32: -0.3368 S33: -0.0499 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 7MDJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-APR-21. REMARK 100 THE DEPOSITION ID IS D_1000256023. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-MAR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 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 : 17621 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 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 (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.75 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: 6W0I REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM SODIUM ACETATE/50 MM AMMONIUM REMARK 280 ACETATE, 50 MM MAGNESIUM ACETATE, 25% PEG 400., PH 5.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, 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 69.20450 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 69.20450 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 35.58000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 69.20450 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 69.20450 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 35.58000 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 69.20450 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 69.20450 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 35.58000 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 69.20450 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 69.20450 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 35.58000 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 K K C 204 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 322 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 324 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 326 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 GLU A 1 REMARK 465 ILE A 2 REMARK 465 SER A 136 REMARK 465 LYS A 137 REMARK 465 SER A 138 REMARK 465 THR A 139 REMARK 465 GLU A 156 REMARK 465 LYS A 222 REMARK 465 SER A 223 REMARK 465 CYS A 224 REMARK 465 ASP A 225 REMARK 465 LYS A 226 REMARK 465 THR A 227 REMARK 465 HIS A 228 REMARK 465 THR A 229 REMARK 465 SER B 1 REMARK 465 ASN B 159 REMARK 465 HIS B 199 REMARK 465 GLN B 200 REMARK 465 GLY B 201 REMARK 465 LEU B 202 REMARK 465 SER B 203 REMARK 465 SER B 204 REMARK 465 PRO B 205 REMARK 465 VAL B 206 REMARK 465 THR B 207 REMARK 465 LYS B 208 REMARK 465 SER B 209 REMARK 465 PHE B 210 REMARK 465 ASN B 211 REMARK 465 ARG B 212 REMARK 465 GLY B 213 REMARK 465 GLU B 214 REMARK 465 CYS B 215 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 465 HIS C 124 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 C 22 OG REMARK 470 ARG C 117 CG CD NE CZ NH1 NH2 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 NE ARG C 122 O HOH C 301 1.84 REMARK 500 CD ARG C 122 O HOH C 301 1.91 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 ILE A 51 -40.55 -137.84 REMARK 500 LYS A 68 -141.59 57.79 REMARK 500 ALA A 95 165.46 176.79 REMARK 500 PRO A 134 -158.01 -86.85 REMARK 500 LEU A 186 -161.53 -100.44 REMARK 500 SER A 187 89.78 -168.00 REMARK 500 THR A 199 -27.99 -141.62 REMARK 500 LYS A 214 32.35 -141.01 REMARK 500 ASP B 33 47.36 -87.82 REMARK 500 TYR B 51 53.48 35.97 REMARK 500 ALA B 52 -57.35 69.35 REMARK 500 SER B 66 -155.42 -153.16 REMARK 500 ARG B 67 145.70 69.22 REMARK 500 SER B 68 -158.41 -132.97 REMARK 500 SER B 78 92.09 80.63 REMARK 500 ASN B 139 61.38 63.92 REMARK 500 ASN B 153 -8.28 77.77 REMARK 500 LYS B 170 -48.07 -134.44 REMARK 500 SER B 172 45.42 34.33 REMARK 500 LEU C 59 54.31 -106.52 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 C 201 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR C 75 O REMARK 620 2 THR C 75 OG1 48.7 REMARK 620 3 THR C 75 O 0.0 48.7 REMARK 620 4 THR C 75 OG1 48.7 0.0 48.7 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 HOH C 302 O 76.8 76.8 REMARK 620 4 HOH C 302 O 144.2 144.2 68.0 REMARK 620 N 1 2 3 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 VAL C 76 O REMARK 620 2 VAL C 76 O 0.0 REMARK 620 3 GLY C 77 O 56.7 56.7 REMARK 620 4 GLY C 77 O 56.7 56.7 0.0 REMARK 620 5 HOH C 302 O 46.1 46.1 100.8 100.8 REMARK 620 6 HOH C 302 O 113.7 113.7 154.9 154.9 67.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 204 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 N 1 DBREF 7MDJ A 1 229 PDB 7MDJ 7MDJ 1 229 DBREF 7MDJ B 1 215 PDB 7MDJ 7MDJ 1 215 DBREF 7MDJ C 1 124 UNP P0A334 KCSA_STRLI 1 124 SEQADV 7MDJ ALA C 2 UNP P0A334 PRO 2 CONFLICT SEQADV 7MDJ CYS C 90 UNP P0A334 LEU 90 CONFLICT SEQRES 1 A 229 GLU ILE SER GLU VAL GLN LEU VAL GLU SER GLY GLY GLY SEQRES 2 A 229 LEU VAL GLN PRO GLY GLY SER LEU ARG LEU SER CYS ALA SEQRES 3 A 229 ALA SER GLY TYR THR PHE THR SER ASP TRP ILE HIS TRP SEQRES 4 A 229 VAL ARG GLN ALA PRO GLY LYS GLY LEU GLU TRP ILE GLY SEQRES 5 A 229 GLU ILE ILE PRO SER TYR GLY ARG ALA ASN TYR ALA ASP SEQRES 6 A 229 SER VAL LYS GLY ARG PHE THR ILE SER ALA ASP THR SER SEQRES 7 A 229 LYS ASN THR ALA TYR LEU GLN MET ASN SER LEU ARG ALA SEQRES 8 A 229 GLU ASP THR ALA VAL TYR TYR CYS ALA ARG GLU ARG GLY SEQRES 9 A 229 ASP GLY TYR PHE ASP TYR TRP GLY GLN GLY THR LEU VAL SEQRES 10 A 229 THR VAL SER SER ALA SER THR LYS GLY PRO SER VAL PHE SEQRES 11 A 229 PRO LEU ALA PRO SER SER LYS SER THR SER GLY GLY THR SEQRES 12 A 229 ALA ALA LEU GLY CYS LEU VAL LYS ASP TYR PHE PRO GLU SEQRES 13 A 229 PRO VAL THR VAL SER TRP ASN SER GLY ALA LEU THR SER SEQRES 14 A 229 GLY VAL HIS THR PHE PRO ALA VAL LEU GLN SER SER GLY SEQRES 15 A 229 LEU TYR SER LEU SER SER VAL VAL THR VAL PRO SER SER SEQRES 16 A 229 SER LEU GLY THR GLN THR TYR ILE CYS ASN VAL ASN HIS SEQRES 17 A 229 LYS PRO SER ASN THR LYS VAL ASP LYS LYS VAL GLU PRO SEQRES 18 A 229 LYS SER CYS ASP LYS THR HIS THR SEQRES 1 B 215 SER ASP ILE GLN MET THR GLN SER PRO SER SER LEU SER SEQRES 2 B 215 ALA SER VAL GLY ASP ARG VAL THR ILE THR CYS ARG ALA SEQRES 3 B 215 SER GLN SER ILE GLY THR ASP ILE HIS TRP TYR GLN GLN SEQRES 4 B 215 LYS PRO GLY LYS ALA PRO LYS LEU LEU ILE LYS TYR ALA SEQRES 5 B 215 SER GLU SER ILE SER GLY VAL PRO SER ARG PHE SER GLY SEQRES 6 B 215 SER ARG SER GLY THR ASP PHE THR LEU THR ILE SER SER SEQRES 7 B 215 LEU GLN PRO GLU ASP PHE ALA THR TYR TYR CYS GLN GLN SEQRES 8 B 215 SER ASN ARG TRP PRO PHE THR PHE GLY GLN GLY THR LYS SEQRES 9 B 215 VAL GLU ILE LYS ARG THR VAL ALA ALA PRO SER VAL PHE SEQRES 10 B 215 ILE PHE PRO PRO SER ASP SER GLN LEU LYS SER GLY THR SEQRES 11 B 215 ALA SER VAL VAL CYS LEU LEU ASN ASN PHE TYR PRO ARG SEQRES 12 B 215 GLU ALA LYS VAL GLN TRP LYS VAL ASP ASN ALA LEU GLN SEQRES 13 B 215 SER GLY ASN SER GLN GLU SER VAL THR GLU GLN ASP SER SEQRES 14 B 215 LYS ASP SER THR TYR SER LEU SER SER THR LEU THR LEU SEQRES 15 B 215 SER LYS ALA ASP TYR GLU LYS HIS LYS VAL TYR ALA CYS SEQRES 16 B 215 GLU VAL THR HIS GLN GLY LEU SER SER PRO VAL THR LYS SEQRES 17 B 215 SER PHE ASN ARG GLY GLU CYS 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 GLU 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 HET K C 204 1 HETNAM K POTASSIUM ION FORMUL 4 K 4(K 1+) FORMUL 8 HOH *127(H2 O) HELIX 1 AA1 TRP A 162 ALA A 166 5 5 HELIX 2 AA2 SER A 195 LEU A 197 5 3 HELIX 3 AA3 GLN B 80 PHE B 84 5 5 HELIX 4 AA4 SER B 122 LYS B 127 1 6 HELIX 5 AA5 LYS B 184 GLU B 188 1 5 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 VAL A 8 SER A 10 0 SHEET 2 AA1 4 LEU A 21 ALA A 26 -1 O ALA A 26 N VAL A 8 SHEET 3 AA1 4 THR A 81 MET A 86 -1 O ALA A 82 N CYS A 25 SHEET 4 AA1 4 PHE A 71 ASP A 76 -1 N THR A 72 O GLN A 85 SHEET 1 AA2 6 LEU A 14 VAL A 15 0 SHEET 2 AA2 6 THR A 115 VAL A 119 1 O THR A 118 N VAL A 15 SHEET 3 AA2 6 ALA A 95 GLU A 102 -1 N TYR A 97 O THR A 115 SHEET 4 AA2 6 TRP A 36 GLN A 42 -1 N VAL A 40 O TYR A 98 SHEET 5 AA2 6 GLU A 49 ILE A 54 -1 O GLU A 49 N ARG A 41 SHEET 6 AA2 6 ALA A 61 TYR A 63 -1 O ASN A 62 N GLU A 53 SHEET 1 AA3 4 LEU A 14 VAL A 15 0 SHEET 2 AA3 4 THR A 115 VAL A 119 1 O THR A 118 N VAL A 15 SHEET 3 AA3 4 ALA A 95 GLU A 102 -1 N TYR A 97 O THR A 115 SHEET 4 AA3 4 PHE A 108 TRP A 111 -1 O TYR A 110 N ARG A 101 SHEET 1 AA4 4 PHE A 130 LEU A 132 0 SHEET 2 AA4 4 THR A 143 TYR A 153 -1 O GLY A 147 N LEU A 132 SHEET 3 AA4 4 TYR A 184 PRO A 193 -1 O VAL A 192 N ALA A 144 SHEET 4 AA4 4 VAL A 177 LEU A 178 -1 N VAL A 177 O SER A 185 SHEET 1 AA5 2 ILE A 203 HIS A 208 0 SHEET 2 AA5 2 THR A 213 LYS A 218 -1 O VAL A 215 N VAL A 206 SHEET 1 AA6 4 THR B 6 SER B 8 0 SHEET 2 AA6 4 VAL B 20 ARG B 25 -1 O THR B 23 N SER B 8 SHEET 3 AA6 4 ASP B 71 ILE B 76 -1 O ILE B 76 N VAL B 20 SHEET 4 AA6 4 PHE B 63 SER B 66 -1 N SER B 64 O THR B 75 SHEET 1 AA7 6 SER B 11 SER B 15 0 SHEET 2 AA7 6 THR B 103 LYS B 108 1 O GLU B 106 N LEU B 12 SHEET 3 AA7 6 ALA B 85 GLN B 91 -1 N TYR B 87 O THR B 103 SHEET 4 AA7 6 ILE B 34 GLN B 39 -1 N TYR B 37 O TYR B 88 SHEET 5 AA7 6 LYS B 46 LYS B 50 -1 O LEU B 48 N TRP B 36 SHEET 6 AA7 6 GLU B 54 SER B 55 -1 O GLU B 54 N LYS B 50 SHEET 1 AA8 4 SER B 11 SER B 15 0 SHEET 2 AA8 4 THR B 103 LYS B 108 1 O GLU B 106 N LEU B 12 SHEET 3 AA8 4 ALA B 85 GLN B 91 -1 N TYR B 87 O THR B 103 SHEET 4 AA8 4 THR B 98 PHE B 99 -1 O THR B 98 N GLN B 91 SHEET 1 AA9 4 PHE B 117 PHE B 119 0 SHEET 2 AA9 4 THR B 130 PHE B 140 -1 O LEU B 136 N PHE B 117 SHEET 3 AA9 4 TYR B 174 SER B 183 -1 O LEU B 180 N VAL B 133 SHEET 4 AA9 4 GLN B 161 VAL B 164 -1 N SER B 163 O SER B 177 SHEET 1 AB1 3 ALA B 154 LEU B 155 0 SHEET 2 AB1 3 VAL B 147 VAL B 151 -1 N VAL B 151 O ALA B 154 SHEET 3 AB1 3 ALA B 194 VAL B 197 -1 O ALA B 194 N LYS B 150 SSBOND 1 CYS A 25 CYS A 99 1555 1555 2.04 SSBOND 2 CYS A 148 CYS A 204 1555 1555 2.04 SSBOND 3 CYS B 24 CYS B 89 1555 1555 2.20 SSBOND 4 CYS B 135 CYS B 195 1555 1555 2.03 LINK O THR C 75 K K C 201 1555 1555 3.03 LINK OG1 THR C 75 K K C 201 1555 1555 2.70 LINK O THR C 75 K K C 201 1555 2555 3.03 LINK OG1 THR C 75 K K C 201 1555 2555 2.70 LINK O THR C 75 K K C 203 1555 1555 2.48 LINK O THR C 75 K K C 203 1555 2555 2.48 LINK O VAL C 76 K K C 202 1555 1555 3.01 LINK O VAL C 76 K K C 202 1555 2555 3.01 LINK O GLY C 77 K K C 202 1555 1555 3.26 LINK O GLY C 77 K K C 202 1555 2555 3.26 LINK O GLY C 77 K K C 204 1555 1555 2.71 LINK O GLY C 77 K K C 204 1555 2555 2.71 LINK K K C 202 O HOH C 302 1555 1555 2.67 LINK K K C 202 O HOH C 302 1555 3555 2.67 LINK K K C 203 O HOH C 302 1555 1555 2.67 LINK K K C 203 O HOH C 302 1555 3555 2.67 CISPEP 1 PHE A 154 PRO A 155 0 -18.79 CISPEP 2 LEU A 197 GLY A 198 0 -4.63 CISPEP 3 SER B 8 PRO B 9 0 -9.30 CISPEP 4 TRP B 95 PRO B 96 0 0.50 CISPEP 5 TYR B 141 PRO B 142 0 3.69 CRYST1 138.409 138.409 71.160 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 0.007225 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007225 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014053 0.00000