HEADER TRANSFERASE (ACYLTRANSFERASE) 03-AUG-95 1QCA TITLE QUADRUPLE MUTANT Q92C, N146F, Y168F, I172V TYPE III CAT COMPLEXED WITH TITLE 2 FUSIDIC ACID. CRYSTALS GROWN AT PH 6.3. X-RAY DATA COLLECTED AT ROOM TITLE 3 TEMPERATURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYPE III CHLORAMPHENICOL ACETYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CAT III; COMPND 5 EC: 2.3.1.28; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SHIGELLA FLEXNERI; SOURCE 3 ORGANISM_TAXID: 623; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: JM101; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PUC18; SOURCE 8 OTHER_DETAILS: TRANSMISSIBLE PLASMID R387 ISOLATED FROM SHIGELLA SOURCE 9 FLEXNERI KEYWDS CHLORAMPHENICOL, FUSIDATE, STEROID, TRANSFERASE (ACYLTRANSFERASE) EXPDTA X-RAY DIFFRACTION AUTHOR A.G.W.LESLIE REVDAT 4 14-FEB-24 1QCA 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1QCA 1 VERSN REVDAT 2 24-FEB-09 1QCA 1 VERSN REVDAT 1 15-OCT-95 1QCA 0 JRNL AUTH I.A.MURRAY,P.A.CANN,P.J.DAY,J.P.DERRICK,M.J.SUTCLIFFE, JRNL AUTH 2 W.V.SHAW,A.G.LESLIE JRNL TITL STEROID RECOGNITION BY CHLORAMPHENICOL ACETYLTRANSFERASE: JRNL TITL 2 ENGINEERING AND STRUCTURAL ANALYSIS OF A HIGH AFFINITY JRNL TITL 3 FUSIDIC ACID BINDING SITE. JRNL REF J.MOL.BIOL. V. 254 993 1995 JRNL REFN ISSN 0022-2836 JRNL PMID 7500366 JRNL DOI 10.1006/JMBI.1995.0671 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH W.V.SHAW,A.G.W.LESLIE REMARK 1 TITL CHLORAMPHENICOL ACETYLTRANSFERASE REMARK 1 REF ANNU.REV.BIOPHYS.BIOPHYS. V. 20 363 1991 REMARK 1 REF 2 CHEM. REMARK 1 REFN ISSN 0883-9182 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.G.W.LESLIE REMARK 1 TITL REFINED CRYSTAL STRUCTURE OF TYPE III CHLORAMPHENICOL REMARK 1 TITL 2 ACETYLTRANSFERASE AT 1.75-ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 213 167 1990 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH A.G.W.LESLIE,P.C.E.MOODY,W.V.SHAW REMARK 1 TITL STRUCTURE OF CHLORAMPHENICOL ACETYLTRANSFERASE AT REMARK 1 TITL 2 1.75-ANGSTROMS RESOLUTION REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 85 4133 1988 REMARK 1 REFN ISSN 0027-8424 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 13517 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.174 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1686 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 39 REMARK 3 SOLVENT ATOMS : 144 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.018 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.049 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.059 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.015 ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.166 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.185 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.240 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.215 ; 0.300 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 2.600 ; 3.000 REMARK 3 STAGGERED (DEGREES) : 14.800; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 3.340 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.510 ; 5.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 6.160 ; 5.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 7.720 ; 7.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THE STRUCTURE WAS SOLVED BY MOLECULAR REPLACEMENT REMARK 3 USING THE REFINED 1.75 ANGSTROMS RESOLUTION STRUCTURE OF REMARK 3 THE WILD-TYPE ENZYME AS A STARTING MODEL. REMARK 3 REMARK 3 CRYST1 REMARK 3 TEXT TO EXPLAIN UNUSUAL UNIT-CELL DATA: HEXAGONAL REMARK 3 SETTING FOR R32 REMARK 3 REMARK 3 HOH 328 LIES ON A CRYSTALLOGRAPHIC TWO-FOLD AXIS AND IS NOT REMARK 3 A TRUE SOLVENT MOLECULE, BUT IS IN MODELLING DENSITY REMARK 3 SURROUNDING THE COBALT ION CO223 (ALSO ON THE TWO-FOLD REMARK 3 AXIS). PRESUMABLY THIS DENSITY IS DUE TO THE HEXAMMINE REMARK 3 GROUP (THE CRYSTALS WERE GROWN IN THE PRESENCE OF COBALT REMARK 3 HEXAMMINE). REMARK 4 REMARK 4 1QCA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000175902. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-AUG-92 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 6.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14238 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 15.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.09500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL 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 (%): 55.69 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.3 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 53.90500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 31.12207 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 41.37667 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 53.90500 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 31.12207 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 41.37667 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 53.90500 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 31.12207 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 41.37667 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 53.90500 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 31.12207 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 41.37667 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 53.90500 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 31.12207 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 41.37667 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 53.90500 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 31.12207 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 41.37667 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 62.24413 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 82.75333 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 62.24413 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 82.75333 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 62.24413 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 82.75333 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 62.24413 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 82.75333 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 62.24413 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 82.75333 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 62.24413 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 82.75333 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: SYMMETRY REMARK 300 THE CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS PRESENTED REMARK 300 BELOW GENERATE THE SUBUNITS OF THE POLYMERIC MOLECULE. REMARK 300 REMARK 300 APPLIED TO RESIDUES: MET 6 .. LYS 219 REMARK 300 REMARK 300 120 DEGREE ROTATION ABOUT Z REMARK 300 REMARK 300 SYMMETRY1 1 -0.499953 -0.866025 0.000000 0.00000 REMARK 300 SYMMETRY2 1 0.866026 -0.500047 0.000000 0.00000 REMARK 300 SYMMETRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 300 APPLIED TO RESIDUES: MET 6 .. LYS 219 REMARK 300 REMARK 300 120 DEGREE ROTATION ABOUT Z REMARK 300 REMARK 300 SYMMETRY1 2 -0.500047 0.866025 0.000000 0.00000 REMARK 300 SYMMETRY2 2 -0.866026 -0.499953 0.000000 0.00000 REMARK 300 SYMMETRY3 2 0.000000 0.000000 1.000000 0.00000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 9800 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24990 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -48.0 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 21330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 48620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -142.0 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 4 0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 5 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 6 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 CO CO A 222 LIES ON A SPECIAL POSITION. REMARK 375 CO CO A 223 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 302 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 303 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 328 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 333 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 VAL A 139 REMARK 465 THR A 140 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 MET A 6 SD CE REMARK 470 LYS A 14 CG CD CE NZ REMARK 470 ASN A 15 OD1 ND2 REMARK 470 ARG A 19 CD NE CZ NH1 NH2 REMARK 470 LYS A 46 CG CD CE NZ REMARK 470 ASP A 50 OD1 OD2 REMARK 470 LYS A 54 CD CE NZ REMARK 470 GLN A 69 CD OE1 NE2 REMARK 470 GLN A 98 CD OE1 NE2 REMARK 470 GLN A 116 OE1 NE2 REMARK 470 GLU A 126 CB CG CD OE1 OE2 REMARK 470 ARG A 127 NE CZ NH1 NH2 REMARK 470 LYS A 129 CE NZ REMARK 470 LYS A 133 CE NZ REMARK 470 ASN A 164 CG OD1 ND2 REMARK 470 GLN A 180 CD OE1 NE2 REMARK 470 GLU A 181 CD OE1 OE2 REMARK 470 ASP A 183 CG OD1 OD2 REMARK 470 ARG A 184 CZ NH1 NH2 REMARK 470 LYS A 217 CD CE NZ REMARK 470 LYS A 219 NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 MET A 6 CA - CB - CG ANGL. DEV. = 15.1 DEGREES REMARK 500 GLU A 20 CG - CD - OE1 ANGL. DEV. = 12.0 DEGREES REMARK 500 PHE A 24 CB - CG - CD2 ANGL. DEV. = 4.5 DEGREES REMARK 500 PHE A 24 CB - CG - CD1 ANGL. DEV. = -5.0 DEGREES REMARK 500 TYR A 25 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG A 26 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 26 NE - CZ - NH2 ANGL. DEV. = -5.7 DEGREES REMARK 500 ARG A 28 CG - CD - NE ANGL. DEV. = 15.8 DEGREES REMARK 500 ARG A 28 NE - CZ - NH1 ANGL. DEV. = 7.8 DEGREES REMARK 500 ARG A 28 NE - CZ - NH2 ANGL. DEV. = -4.9 DEGREES REMARK 500 CYS A 31 CA - CB - SG ANGL. DEV. = 7.0 DEGREES REMARK 500 LEU A 35 CA - CB - CG ANGL. DEV. = 18.7 DEGREES REMARK 500 ASP A 40 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 TYR A 56 CB - CG - CD1 ANGL. DEV. = -3.7 DEGREES REMARK 500 ASP A 80 CB - CG - OD1 ANGL. DEV. = -7.1 DEGREES REMARK 500 ASP A 80 CB - CG - OD2 ANGL. DEV. = 6.5 DEGREES REMARK 500 ASP A 87 CB - CG - OD1 ANGL. DEV. = 6.8 DEGREES REMARK 500 ASP A 90 CB - CG - OD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 CYS A 92 CB - CA - C ANGL. DEV. = 7.3 DEGREES REMARK 500 CYS A 108 CB - CA - C ANGL. DEV. = 9.7 DEGREES REMARK 500 TYR A 110 CB - CG - CD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 ASP A 113 CB - CG - OD1 ANGL. DEV. = 7.6 DEGREES REMARK 500 ASP A 131 CB - CG - OD1 ANGL. DEV. = 8.8 DEGREES REMARK 500 GLU A 142 OE1 - CD - OE2 ANGL. DEV. = 13.2 DEGREES REMARK 500 GLU A 142 CA - C - N ANGL. DEV. = 14.1 DEGREES REMARK 500 ASP A 156 CB - CG - OD1 ANGL. DEV. = -6.0 DEGREES REMARK 500 ASP A 156 CB - CG - OD2 ANGL. DEV. = 6.9 DEGREES REMARK 500 GLN A 180 O - C - N ANGL. DEV. = 10.1 DEGREES REMARK 500 ARG A 184 CG - CD - NE ANGL. DEV. = 14.1 DEGREES REMARK 500 PHE A 206 CB - CG - CD2 ANGL. DEV. = -4.8 DEGREES REMARK 500 GLU A 212 CA - CB - CG ANGL. DEV. = 16.6 DEGREES REMARK 500 GLU A 212 CG - CD - OE2 ANGL. DEV. = -14.8 DEGREES REMARK 500 LEU A 218 CB - CA - C ANGL. DEV. = 11.9 DEGREES 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 HIS A 27 -37.37 -131.08 REMARK 500 LEU A 150 74.52 -117.71 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THERE ARE TWO COBALT IONS (BOTH OF WHICH LIE ON REMARK 600 CRYSTALLOGRAPHIC TWO-FOLD AXES) WHICH PLAY A CRUCIAL ROLE REMARK 600 IN STABILIZING THE CRYSTAL LATTICE (LESLIE, 1990). REMARK 600 REMARK 600 CO 222 IS TETRAHEDRALLY COORDINATED BY OE2 GLU 23 AND REMARK 600 ND1 HIS 27 FROM TWO SYMMETRY-RELATED MOLECULES. CO 223 IS REMARK 600 BELIEVED TO BE A COBALT HEXAMMINE GROUP. 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 CO A 222 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 23 OE2 REMARK 620 2 GLU A 23 OE2 138.1 REMARK 620 3 HIS A 27 ND1 107.7 99.9 REMARK 620 4 HIS A 27 ND1 99.9 107.7 96.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CO A 223 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 277 O REMARK 620 2 HOH A 277 O 178.3 REMARK 620 3 HOH A 328 O 89.1 89.1 REMARK 620 4 HOH A 328 O 89.0 89.2 0.2 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: ACTIVE SITE: HIS 195 ACTS AS A GENERAL BASE IN REMARK 800 THE CATALYTIC MECHANISM REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO A 222 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO A 223 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FUA A 221 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE AMINO ACID NUMBERING SCHEME ADOPTED IS BASED ON THE REMARK 999 ALIGNMENT OF SEVERAL CAT SEQUENCES. FOR THE TYPE III REMARK 999 ENZYME WHOSE COORDINATES ARE GIVEN HERE, MET 6 IS THE REMARK 999 N-TERMINAL RESIDUE AND THERE IS NO RESIDUE 79. DBREF 1QCA A 6 219 UNP P00484 CAT3_ECOLI 1 213 SEQADV 1QCA CYS A 92 UNP P00484 GLN 86 CONFLICT SEQADV 1QCA PHE A 146 UNP P00484 ASN 140 CONFLICT SEQADV 1QCA PHE A 168 UNP P00484 TYR 162 CONFLICT SEQADV 1QCA VAL A 172 UNP P00484 ILE 166 CONFLICT SEQRES 1 A 213 MET ASN TYR THR LYS PHE ASP VAL LYS ASN TRP VAL ARG SEQRES 2 A 213 ARG GLU HIS PHE GLU PHE TYR ARG HIS ARG LEU PRO CYS SEQRES 3 A 213 GLY PHE SER LEU THR SER LYS ILE ASP ILE THR THR LEU SEQRES 4 A 213 LYS LYS SER LEU ASP ASP SER ALA TYR LYS PHE TYR PRO SEQRES 5 A 213 VAL MET ILE TYR LEU ILE ALA GLN ALA VAL ASN GLN PHE SEQRES 6 A 213 ASP GLU LEU ARG MET ALA ILE LYS ASP ASP GLU LEU ILE SEQRES 7 A 213 VAL TRP ASP SER VAL ASP PRO CYS PHE THR VAL PHE HIS SEQRES 8 A 213 GLN GLU THR GLU THR PHE SER ALA LEU SER CYS PRO TYR SEQRES 9 A 213 SER SER ASP ILE ASP GLN PHE MET VAL ASN TYR LEU SER SEQRES 10 A 213 VAL MET GLU ARG TYR LYS SER ASP THR LYS LEU PHE PRO SEQRES 11 A 213 GLN GLY VAL THR PRO GLU ASN HIS LEU PHE ILE SER ALA SEQRES 12 A 213 LEU PRO TRP VAL ASN PHE ASP SER PHE ASN LEU ASN VAL SEQRES 13 A 213 ALA ASN PHE THR ASP PHE PHE ALA PRO VAL ILE THR MET SEQRES 14 A 213 ALA LYS TYR GLN GLN GLU GLY ASP ARG LEU LEU LEU PRO SEQRES 15 A 213 LEU SER VAL GLN VAL HIS HIS ALA VAL CYS ASP GLY PHE SEQRES 16 A 213 HIS VAL ALA ARG PHE ILE ASN ARG LEU GLN GLU LEU CYS SEQRES 17 A 213 ASN SER LYS LEU LYS HET CO A 222 1 HET CO A 223 1 HET FUA A 221 37 HETNAM CO COBALT (II) ION HETNAM FUA FUSIDIC ACID FORMUL 2 CO 2(CO 2+) FORMUL 4 FUA C31 H48 O6 FORMUL 5 HOH *144(H2 O) HELIX 1 1 VAL A 13 ASN A 15 5 3 HELIX 2 2 ARG A 19 ARG A 26 1 8 HELIX 3 3 THR A 42 ASP A 49 1 8 HELIX 4 4 PHE A 55 GLN A 69 1 15 HELIX 5 5 ASP A 71 LEU A 73 5 3 HELIX 6 6 ILE A 114 TYR A 128 1 15 HELIX 7 7 GLY A 200 CYS A 214 1 15 SHEET 1 A 3 TYR A 8 LYS A 10 0 SHEET 2 A 3 GLU A 82 TRP A 86 -1 N VAL A 85 O THR A 9 SHEET 3 A 3 MET A 75 LYS A 78 -1 N LYS A 78 O GLU A 82 SHEET 1 B 6 GLY A 32 ASP A 40 0 SHEET 2 B 6 LEU A 186 HIS A 194 -1 N VAL A 193 O PHE A 33 SHEET 3 B 6 VAL A 172 ALA A 176 -1 N THR A 174 O SER A 190 SHEET 4 B 6 HIS A 144 LEU A 150 1 N PHE A 146 O ILE A 173 SHEET 5 B 6 ASP A 90 HIS A 97 1 N ASP A 90 O LEU A 145 SHEET 6 B 6 THR A 102 CYS A 108 -1 N CYS A 108 O PRO A 91 SHEET 1 C 2 GLN A 179 GLU A 181 0 SHEET 2 C 2 ARG A 184 LEU A 186 -1 N LEU A 186 O GLN A 179 LINK OE2 GLU A 23 CO CO A 222 1555 1555 1.88 LINK OE2 GLU A 23 CO CO A 222 5555 1555 1.88 LINK ND1 HIS A 27 CO CO A 222 1555 1555 2.12 LINK ND1 HIS A 27 CO CO A 222 5555 1555 2.12 LINK CO CO A 223 O HOH A 277 1555 1555 2.51 LINK CO CO A 223 O HOH A 277 1555 12555 2.51 LINK CO CO A 223 O HOH A 328 1555 1555 1.64 LINK CO CO A 223 O HOH A 328 1555 12555 1.64 SITE 1 ACT 1 HIS A 195 SITE 1 AC1 2 GLU A 23 HIS A 27 SITE 1 AC2 2 HOH A 277 HOH A 328 SITE 1 AC3 11 TYR A 25 LEU A 29 CYS A 92 THR A 94 SITE 2 AC3 11 PHE A 103 SER A 107 PHE A 135 PHE A 146 SITE 3 AC3 11 LEU A 160 PHE A 168 HIS A 195 CRYST1 107.810 107.810 124.130 90.00 90.00 120.00 H 3 2 18 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 0.009276 0.005355 0.000000 0.00000 SCALE2 0.000000 0.010711 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008056 0.00000