HEADER TRANSPORT PROTEIN 24-NOV-19 6V2J TITLE CRYSTAL STRUCTURE OF CLC-EC1 TRIPLE MUTANT (E113Q, E148Q, E203Q) COMPND MOL_ID: 1; COMPND 2 MOLECULE: H(+)/CL(-) EXCHANGE TRANSPORTER CLCA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CLC-EC1; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI (STRAIN K12); SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 STRAIN: K12; SOURCE 5 GENE: CLCA, ERIC, YADQ, B0155, JW5012; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI K-12; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 83333; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: K12 KEYWDS CHLORIDE TRANSPORTERS, CLC-EC1, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.MADUKE,I.I.MATHEWS,T.S.CHAVAN REVDAT 4 11-OCT-23 6V2J 1 REMARK REVDAT 3 30-SEP-20 6V2J 1 JRNL REVDAT 2 10-JUN-20 6V2J 1 JRNL REVDAT 1 20-MAY-20 6V2J 0 JRNL AUTH T.S.CHAVAN,R.C.CHENG,T.JIANG,I.I.MATHEWS,R.A.STEIN,A.KOEHL, JRNL AUTH 2 H.S.MCHAOURAB,E.TAJKHORSHID,M.MADUKE JRNL TITL A CLC-EC1 MUTANT REVEALS GLOBAL CONFORMATIONAL CHANGE AND JRNL TITL 2 SUGGESTS A UNIFYING MECHANISM FOR THE CLC CL - /H + JRNL TITL 3 TRANSPORT CYCLE. JRNL REF ELIFE V. 9 2020 JRNL REFN ESSN 2050-084X JRNL PMID 32310757 JRNL DOI 10.7554/ELIFE.53479 REMARK 2 REMARK 2 RESOLUTION. 2.62 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0258 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) : 2.62 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.65 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 17029 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) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.262 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT : 962 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) : 2.62 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.68 REMARK 3 REFLECTION IN BIN (WORKING SET) : 968 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 77.91 REMARK 3 BIN R VALUE (WORKING SET) : 0.2820 REMARK 3 BIN FREE R VALUE SET COUNT : 69 REMARK 3 BIN FREE R VALUE : 0.2930 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3241 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 55 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 60.26 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.54000 REMARK 3 B22 (A**2) : -0.28000 REMARK 3 B33 (A**2) : -5.26000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.311 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.294 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 31.132 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.952 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.916 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3325 ; 0.005 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 3300 ; 0.003 ; 0.017 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4517 ; 1.329 ; 1.620 REMARK 3 BOND ANGLES OTHERS (DEGREES): 7574 ; 1.306 ; 1.558 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 436 ; 5.540 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 129 ;30.085 ;20.698 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 533 ;18.422 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 18 ;18.405 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 440 ; 0.075 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3716 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 726 ; 0.001 ; 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): 3325 ; 2.074 ; 3.000 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 : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 8 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 30 A 63 REMARK 3 RESIDUE RANGE : A 64 A 73 REMARK 3 RESIDUE RANGE : A 74 A 158 REMARK 3 RESIDUE RANGE : A 159 A 233 REMARK 3 RESIDUE RANGE : A 234 A 266 REMARK 3 RESIDUE RANGE : A 267 A 386 REMARK 3 RESIDUE RANGE : A 387 A 454 REMARK 3 RESIDUE RANGE : A 455 A 464 REMARK 3 ORIGIN FOR THE GROUP (A): 35.5522 28.1049 -18.3937 REMARK 3 T TENSOR REMARK 3 T11: 0.0005 T22: 0.1695 REMARK 3 T33: 0.1894 T12: 0.0009 REMARK 3 T13: -0.0060 T23: 0.0023 REMARK 3 L TENSOR REMARK 3 L11: 0.2404 L22: 0.2410 REMARK 3 L33: 0.5498 L12: 0.0235 REMARK 3 L13: -0.1223 L23: 0.0850 REMARK 3 S TENSOR REMARK 3 S11: -0.0080 S12: 0.0257 S13: 0.0208 REMARK 3 S21: 0.0042 S22: 0.0052 S23: 0.0020 REMARK 3 S31: 0.0044 S32: -0.0126 S33: 0.0027 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 6V2J COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-NOV-19. REMARK 100 THE DEPOSITION ID IS D_1000245636. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-NOV-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.03321 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17991 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.620 REMARK 200 RESOLUTION RANGE LOW (A) : 28.650 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 200 DATA REDUNDANCY : 7.400 REMARK 200 R MERGE (I) : 0.17300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.62 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.73 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.86600 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: MOLREP REMARK 200 STARTING MODEL: 1OTS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM TRIS, 100MM SODIUM MALONATE, 30% REMARK 280 PEG 400, 2.5% 2-METHYL-2,4-PENTANEDIOL, PH 8.5, LIPIDIC CUBIC REMARK 280 PHASE, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-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 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+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 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 40.48500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 60.22000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 61.28500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 40.48500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 60.22000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 61.28500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 40.48500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 60.22000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 61.28500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 40.48500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 60.22000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 61.28500 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4610 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 32170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -109.0 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 80.97000 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 LYS A 2 REMARK 465 THR A 3 REMARK 465 ASP A 4 REMARK 465 THR A 5 REMARK 465 PRO A 6 REMARK 465 SER A 7 REMARK 465 LEU A 8 REMARK 465 GLU A 9 REMARK 465 THR A 10 REMARK 465 PRO A 11 REMARK 465 GLN A 12 REMARK 465 ALA A 13 REMARK 465 ALA A 14 REMARK 465 ARG A 15 REMARK 465 LEU A 16 REMARK 465 ARG A 17 REMARK 465 ARG A 18 REMARK 465 ARG A 19 REMARK 465 GLN A 20 REMARK 465 LEU A 21 REMARK 465 ILE A 22 REMARK 465 ARG A 23 REMARK 465 GLN A 24 REMARK 465 LEU A 25 REMARK 465 LEU A 26 REMARK 465 GLU A 27 REMARK 465 ARG A 28 REMARK 465 ASP A 29 REMARK 465 LYS A 465 REMARK 465 ALA A 466 REMARK 465 ALA A 467 REMARK 465 SER A 468 REMARK 465 LYS A 469 REMARK 465 GLY A 470 REMARK 465 SER A 471 REMARK 465 GLY A 472 REMARK 465 THR A 473 REMARK 465 LEU A 474 REMARK 465 VAL A 475 REMARK 465 PRO A 476 REMARK 465 ARG A 477 REMARK 465 GLY A 478 REMARK 465 SER A 479 REMARK 465 GLY A 480 REMARK 465 GLY A 481 REMARK 465 LEU A 482 REMARK 465 GLU A 483 REMARK 465 HIS A 484 REMARK 465 HIS A 485 REMARK 465 HIS A 486 REMARK 465 HIS A 487 REMARK 465 HIS A 488 REMARK 465 HIS A 489 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 THR A 71 50.47 -107.58 REMARK 500 GLU A 202 -70.05 -100.55 REMARK 500 ALA A 309 76.31 -156.05 REMARK 500 HIS A 383 64.19 60.70 REMARK 500 ASN A 418 71.80 -110.85 REMARK 500 GLN A 460 39.53 -94.54 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 503 DBREF 6V2J A 1 468 UNP P37019 CLCA_ECOLI 1 468 SEQADV 6V2J GLN A 113 UNP P37019 GLU 113 ENGINEERED MUTATION SEQADV 6V2J GLN A 148 UNP P37019 GLU 148 ENGINEERED MUTATION SEQADV 6V2J GLN A 203 UNP P37019 GLU 203 ENGINEERED MUTATION SEQADV 6V2J LYS A 469 UNP P37019 EXPRESSION TAG SEQADV 6V2J GLY A 470 UNP P37019 EXPRESSION TAG SEQADV 6V2J SER A 471 UNP P37019 EXPRESSION TAG SEQADV 6V2J GLY A 472 UNP P37019 EXPRESSION TAG SEQADV 6V2J THR A 473 UNP P37019 EXPRESSION TAG SEQADV 6V2J LEU A 474 UNP P37019 EXPRESSION TAG SEQADV 6V2J VAL A 475 UNP P37019 EXPRESSION TAG SEQADV 6V2J PRO A 476 UNP P37019 EXPRESSION TAG SEQADV 6V2J ARG A 477 UNP P37019 EXPRESSION TAG SEQADV 6V2J GLY A 478 UNP P37019 EXPRESSION TAG SEQADV 6V2J SER A 479 UNP P37019 EXPRESSION TAG SEQADV 6V2J GLY A 480 UNP P37019 EXPRESSION TAG SEQADV 6V2J GLY A 481 UNP P37019 EXPRESSION TAG SEQADV 6V2J LEU A 482 UNP P37019 EXPRESSION TAG SEQADV 6V2J GLU A 483 UNP P37019 EXPRESSION TAG SEQADV 6V2J HIS A 484 UNP P37019 EXPRESSION TAG SEQADV 6V2J HIS A 485 UNP P37019 EXPRESSION TAG SEQADV 6V2J HIS A 486 UNP P37019 EXPRESSION TAG SEQADV 6V2J HIS A 487 UNP P37019 EXPRESSION TAG SEQADV 6V2J HIS A 488 UNP P37019 EXPRESSION TAG SEQADV 6V2J HIS A 489 UNP P37019 EXPRESSION TAG SEQRES 1 A 489 MET LYS THR ASP THR PRO SER LEU GLU THR PRO GLN ALA SEQRES 2 A 489 ALA ARG LEU ARG ARG ARG GLN LEU ILE ARG GLN LEU LEU SEQRES 3 A 489 GLU ARG ASP LYS THR PRO LEU ALA ILE LEU PHE MET ALA SEQRES 4 A 489 ALA VAL VAL GLY THR LEU VAL GLY LEU ALA ALA VAL ALA SEQRES 5 A 489 PHE ASP LYS GLY VAL ALA TRP LEU GLN ASN GLN ARG MET SEQRES 6 A 489 GLY ALA LEU VAL HIS THR ALA ASP ASN TYR PRO LEU LEU SEQRES 7 A 489 LEU THR VAL ALA PHE LEU CYS SER ALA VAL LEU ALA MET SEQRES 8 A 489 PHE GLY TYR PHE LEU VAL ARG LYS TYR ALA PRO GLU ALA SEQRES 9 A 489 GLY GLY SER GLY ILE PRO GLU ILE GLN GLY ALA LEU GLU SEQRES 10 A 489 ASP GLN ARG PRO VAL ARG TRP TRP ARG VAL LEU PRO VAL SEQRES 11 A 489 LYS PHE PHE GLY GLY LEU GLY THR LEU GLY GLY GLY MET SEQRES 12 A 489 VAL LEU GLY ARG GLN GLY PRO THR VAL GLN ILE GLY GLY SEQRES 13 A 489 ASN ILE GLY ARG MET VAL LEU ASP ILE PHE ARG LEU LYS SEQRES 14 A 489 GLY ASP GLU ALA ARG HIS THR LEU LEU ALA THR GLY ALA SEQRES 15 A 489 ALA ALA GLY LEU ALA ALA ALA PHE ASN ALA PRO LEU ALA SEQRES 16 A 489 GLY ILE LEU PHE ILE ILE GLU GLN MET ARG PRO GLN PHE SEQRES 17 A 489 ARG TYR THR LEU ILE SER ILE LYS ALA VAL PHE ILE GLY SEQRES 18 A 489 VAL ILE MET SER THR ILE MET TYR ARG ILE PHE ASN HIS SEQRES 19 A 489 GLU VAL ALA LEU ILE ASP VAL GLY LYS LEU SER ASP ALA SEQRES 20 A 489 PRO LEU ASN THR LEU TRP LEU TYR LEU ILE LEU GLY ILE SEQRES 21 A 489 ILE PHE GLY ILE PHE GLY PRO ILE PHE ASN LYS TRP VAL SEQRES 22 A 489 LEU GLY MET GLN ASP LEU LEU HIS ARG VAL HIS GLY GLY SEQRES 23 A 489 ASN ILE THR LYS TRP VAL LEU MET GLY GLY ALA ILE GLY SEQRES 24 A 489 GLY LEU CYS GLY LEU LEU GLY PHE VAL ALA PRO ALA THR SEQRES 25 A 489 SER GLY GLY GLY PHE ASN LEU ILE PRO ILE ALA THR ALA SEQRES 26 A 489 GLY ASN PHE SER MET GLY MET LEU VAL PHE ILE PHE VAL SEQRES 27 A 489 ALA ARG VAL ILE THR THR LEU LEU CYS PHE SER SER GLY SEQRES 28 A 489 ALA PRO GLY GLY ILE PHE ALA PRO MET LEU ALA LEU GLY SEQRES 29 A 489 THR VAL LEU GLY THR ALA PHE GLY MET VAL ALA VAL GLU SEQRES 30 A 489 LEU PHE PRO GLN TYR HIS LEU GLU ALA GLY THR PHE ALA SEQRES 31 A 489 ILE ALA GLY MET GLY ALA LEU LEU ALA ALA SER ILE ARG SEQRES 32 A 489 ALA PRO LEU THR GLY ILE ILE LEU VAL LEU GLU MET THR SEQRES 33 A 489 ASP ASN TYR GLN LEU ILE LEU PRO MET ILE ILE THR GLY SEQRES 34 A 489 LEU GLY ALA THR LEU LEU ALA GLN PHE THR GLY GLY LYS SEQRES 35 A 489 PRO LEU TYR SER ALA ILE LEU ALA ARG THR LEU ALA LYS SEQRES 36 A 489 GLN GLU ALA GLU GLN LEU ALA ARG SER LYS ALA ALA SER SEQRES 37 A 489 LYS GLY SER GLY THR LEU VAL PRO ARG GLY SER GLY GLY SEQRES 38 A 489 LEU GLU HIS HIS HIS HIS HIS HIS HET CL A 501 1 HET CL A 502 1 HET CL A 503 1 HETNAM CL CHLORIDE ION FORMUL 2 CL 3(CL 1-) FORMUL 5 HOH *55(H2 O) HELIX 1 AA1 LYS A 30 LEU A 68 1 39 HELIX 2 AA2 ASN A 74 TYR A 100 1 27 HELIX 3 AA3 ALA A 101 GLY A 105 5 5 HELIX 4 AA4 GLY A 108 GLU A 117 1 10 HELIX 5 AA5 ARG A 123 GLY A 141 1 19 HELIX 6 AA6 ARG A 147 ARG A 167 1 21 HELIX 7 AA7 GLY A 170 ASN A 191 1 22 HELIX 8 AA8 ALA A 192 GLU A 202 1 11 HELIX 9 AA9 THR A 211 ASN A 233 1 23 HELIX 10 AB1 PRO A 248 THR A 251 5 4 HELIX 11 AB2 LEU A 252 GLY A 285 1 34 HELIX 12 AB3 ASN A 287 ALA A 309 1 23 HELIX 13 AB4 PRO A 310 SER A 313 5 4 HELIX 14 AB5 GLY A 316 ASN A 318 5 3 HELIX 15 AB6 LEU A 319 ALA A 325 1 7 HELIX 16 AB7 SER A 329 SER A 350 1 22 HELIX 17 AB8 ILE A 356 PHE A 379 1 24 HELIX 18 AB9 GLU A 385 ILE A 402 1 18 HELIX 19 AC1 ALA A 404 ASP A 417 1 14 HELIX 20 AC2 ASN A 418 GLN A 420 5 3 HELIX 21 AC3 LEU A 421 THR A 439 1 19 HELIX 22 AC4 PRO A 443 GLU A 459 1 17 SITE 1 AC1 4 SER A 107 GLY A 355 ILE A 356 TYR A 445 SITE 1 AC2 2 SER A 107 PRO A 110 SITE 1 AC3 5 GLY A 146 ARG A 147 GLN A 148 GLY A 355 SITE 2 AC3 5 PHE A 357 CRYST1 80.970 120.440 122.570 90.00 90.00 90.00 I 2 2 2 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 0.012350 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008303 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008159 0.00000