HEADER LYASE 20-SEP-08 3EL6 TITLE CRYSTAL STRUCTURE OF THE ERYTHROMYCIN DEHYDRATASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ERYTHROMYCIN DEHYDRATASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: ERYDH4 (UNP RESIDUES 2362 TO 2653); COMPND 5 SYNONYM: ORF 2, 6-DEOXYERYTHRONOLIDE B SYNTHASE II, DEBS 2; COMPND 6 EC: 4.2.1.61; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROPOLYSPORA ERYTHRAEA; SOURCE 3 ORGANISM_TAXID: 1836; SOURCE 4 GENE: ERYA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PET; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET28B KEYWDS DEHYDRATASE DOUBLE HOTDOG FOLD CIS-PROLINE, ACYLTRANSFERASE, KEYWDS 2 ANTIBIOTIC BIOSYNTHESIS, MULTIFUNCTIONAL ENZYME, NADP, KEYWDS 3 PHOSPHOPANTETHEINE, TRANSFERASE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR A.T.KEATINGE-CLAY REVDAT 6 03-APR-24 3EL6 1 REMARK REVDAT 5 21-FEB-24 3EL6 1 REMARK SEQADV REVDAT 4 09-JUN-09 3EL6 1 REVDAT REVDAT 3 24-FEB-09 3EL6 1 VERSN REVDAT 2 23-DEC-08 3EL6 1 JRNL REVDAT 1 11-NOV-08 3EL6 0 JRNL AUTH A.KEATINGE-CLAY JRNL TITL CRYSTAL STRUCTURE OF THE ERYTHROMYCIN POLYKETIDE SYNTHASE JRNL TITL 2 DEHYDRATASE. JRNL REF J.MOL.BIOL. V. 384 941 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18952099 JRNL DOI 10.1016/J.JMB.2008.09.084 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.4.0067 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) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.55 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 33313 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) : 0.200 REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3687 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) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.90 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2368 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.57 REMARK 3 BIN R VALUE (WORKING SET) : 0.2670 REMARK 3 BIN FREE R VALUE SET COUNT : 259 REMARK 3 BIN FREE R VALUE : 0.2970 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1989 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 247 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.98 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.35000 REMARK 3 B22 (A**2) : 0.35000 REMARK 3 B33 (A**2) : -0.69000 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): 0.115 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.113 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.076 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.492 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.957 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.947 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2036 ; 0.019 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2792 ; 1.794 ; 1.965 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 269 ; 6.012 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 85 ;36.700 ;24.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 283 ;15.839 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;20.371 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 326 ; 0.148 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1578 ; 0.010 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 1343 ; 1.409 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2136 ; 2.549 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 693 ; 3.397 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 656 ; 5.635 ; 4.500 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 : NULL 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 REMARK 4 REMARK 4 3EL6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-SEP-08. REMARK 100 THE DEPOSITION ID IS D_1000049460. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-APR-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1159, 0.9200 REMARK 200 MONOCHROMATOR : MIRRORS AT ALS BL8.3.1 THAT REMARK 200 TUNED THE SYNCHROTRON RADIATION REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37089 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 14.00 REMARK 200 R MERGE (I) : 0.07600 REMARK 200 R SYM (I) : 0.07600 REMARK 200 FOR THE DATA SET : 42.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 14.20 REMARK 200 R MERGE FOR SHELL (I) : 0.65900 REMARK 200 R SYM FOR SHELL (I) : 0.65900 REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: A MODEL GENERATED BY PHENIX FROM THE ANOMALOUS REMARK 200 BROMINE DATASET REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.49 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.15 M AMMONIUM SULFATE, 100 MM SODIUM REMARK 280 CACODYLATE PH 6.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 93.11900 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 33.49850 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 33.49850 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 139.67850 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 33.49850 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 33.49850 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 46.55950 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 33.49850 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 33.49850 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 139.67850 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 33.49850 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 33.49850 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 46.55950 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 93.11900 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: 2240 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22740 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 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 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 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 -24 REMARK 465 GLY A -23 REMARK 465 SER A -22 REMARK 465 SER A -21 REMARK 465 HIS A -20 REMARK 465 HIS A -19 REMARK 465 HIS A -18 REMARK 465 HIS A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 SER A -14 REMARK 465 SER A -13 REMARK 465 GLY A -12 REMARK 465 LEU A -11 REMARK 465 VAL A -10 REMARK 465 PRO A -9 REMARK 465 ARG A -8 REMARK 465 GLY A -7 REMARK 465 SER A -6 REMARK 465 HIS A -5 REMARK 465 MET A -4 REMARK 465 HIS A -3 REMARK 465 ARG A -2 REMARK 465 PRO A -1 REMARK 465 ALA A 0 REMARK 465 PRO A 220 REMARK 465 GLY A 221 REMARK 465 GLY A 222 REMARK 465 GLY A 223 REMARK 465 SER A 276 REMARK 465 THR A 277 REMARK 465 GLY A 278 REMARK 465 GLU A 279 REMARK 465 LYS A 280 REMARK 465 TRP A 281 REMARK 465 GLU A 282 REMARK 465 GLN A 283 REMARK 465 PRO A 284 REMARK 465 GLU A 285 REMARK 465 PRO A 286 REMARK 465 ARG A 287 REMARK 465 GLY A 288 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 NH1 ARG A 32 O HOH A 535 2.08 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 GLN A 79 -154.04 -91.39 REMARK 500 ARG A 80 125.41 -32.28 REMARK 500 ASP A 182 -128.04 59.63 REMARK 500 ASP A 194 -93.31 -140.33 REMARK 500 THR A 231 79.99 53.49 REMARK 500 ALA A 249 47.84 -143.27 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 SO4 A 289 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 290 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2FR0 RELATED DB: PDB REMARK 900 KETOREDUCTASE FROM MODULE 1 OF THE ERYTHROMYCIN POLYKETIDE SYNTHASE REMARK 900 RELATED ID: 2HG4 RELATED DB: PDB REMARK 900 KETOSYNTHASE+ACYLTRANSFERASE DIDOMAIN FROM MODULE 5 OF THE REMARK 900 ERYTHROMYCIN POLYKETIDE SYNTHASE DBREF 3EL6 A -3 288 UNP Q03132 ERYA2_SACER 2362 2653 SEQADV 3EL6 MET A -24 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 GLY A -23 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 SER A -22 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 SER A -21 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 HIS A -20 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 HIS A -19 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 HIS A -18 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 HIS A -17 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 HIS A -16 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 HIS A -15 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 SER A -14 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 SER A -13 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 GLY A -12 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 LEU A -11 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 VAL A -10 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 PRO A -9 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 ARG A -8 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 GLY A -7 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 SER A -6 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 HIS A -5 UNP Q03132 EXPRESSION TAG SEQADV 3EL6 MET A -4 UNP Q03132 EXPRESSION TAG SEQRES 1 A 313 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 313 LEU VAL PRO ARG GLY SER HIS MET HIS ARG PRO ALA ASP SEQRES 3 A 313 VAL SER ALA LEU GLY VAL ARG GLY ALA GLU HIS PRO LEU SEQRES 4 A 313 LEU LEU ALA ALA VAL ASP VAL PRO GLY HIS GLY GLY ALA SEQRES 5 A 313 VAL PHE THR GLY ARG LEU SER THR ASP GLU GLN PRO TRP SEQRES 6 A 313 LEU ALA GLU HIS VAL VAL GLY GLY ARG THR LEU VAL PRO SEQRES 7 A 313 GLY SER VAL LEU VAL ASP LEU ALA LEU ALA ALA GLY GLU SEQRES 8 A 313 ASP VAL GLY LEU PRO VAL LEU GLU GLU LEU VAL LEU GLN SEQRES 9 A 313 ARG PRO LEU VAL LEU ALA GLY ALA GLY ALA LEU LEU ARG SEQRES 10 A 313 MET SER VAL GLY ALA PRO ASP GLU SER GLY ARG ARG THR SEQRES 11 A 313 ILE ASP VAL HIS ALA ALA GLU ASP VAL ALA ASP LEU ALA SEQRES 12 A 313 ASP ALA GLN TRP SER GLN HIS ALA THR GLY THR LEU ALA SEQRES 13 A 313 GLN GLY VAL ALA ALA GLY PRO ARG ASP THR GLU GLN TRP SEQRES 14 A 313 PRO PRO GLU ASP ALA VAL ARG ILE PRO LEU ASP ASP HIS SEQRES 15 A 313 TYR ASP GLY LEU ALA GLU GLN GLY TYR GLU TYR GLY PRO SEQRES 16 A 313 SER PHE GLN ALA LEU ARG ALA ALA TRP ARG LYS ASP ASP SEQRES 17 A 313 SER VAL TYR ALA GLU VAL SER ILE ALA ALA ASP GLU GLU SEQRES 18 A 313 GLY TYR ALA PHE HIS PRO VAL LEU LEU ASP ALA VAL ALA SEQRES 19 A 313 GLN THR LEU SER LEU GLY ALA LEU GLY GLU PRO GLY GLY SEQRES 20 A 313 GLY LYS LEU PRO PHE ALA TRP ASN THR VAL THR LEU HIS SEQRES 21 A 313 ALA SER GLY ALA THR SER VAL ARG VAL VAL ALA THR PRO SEQRES 22 A 313 ALA GLY ALA ASP ALA MET ALA LEU ARG VAL THR ASP PRO SEQRES 23 A 313 ALA GLY HIS LEU VAL ALA THR VAL ASP SER LEU VAL VAL SEQRES 24 A 313 ARG SER THR GLY GLU LYS TRP GLU GLN PRO GLU PRO ARG SEQRES 25 A 313 GLY HET SO4 A 289 5 HET CL A 290 1 HETNAM SO4 SULFATE ION HETNAM CL CHLORIDE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 CL CL 1- FORMUL 4 HOH *247(H2 O) HELIX 1 1 VAL A 2 GLY A 6 5 5 HELIX 2 2 GLN A 38 ALA A 42 5 5 HELIX 3 3 PRO A 53 GLY A 69 1 17 HELIX 4 4 ASP A 116 ALA A 120 5 5 HELIX 5 5 ASP A 156 GLN A 164 1 9 HELIX 6 6 PRO A 170 GLN A 173 5 4 HELIX 7 7 HIS A 201 THR A 211 1 11 HELIX 8 8 LEU A 212 GLY A 215 5 4 SHEET 1 A14 ARG A 8 GLY A 9 0 SHEET 2 A14 LEU A 15 ASP A 20 -1 O ALA A 18 N ARG A 8 SHEET 3 A14 ALA A 27 LEU A 33 -1 O THR A 30 N LEU A 16 SHEET 4 A14 ALA A 89 PRO A 98 -1 O VAL A 95 N ALA A 27 SHEET 5 A14 ARG A 104 GLU A 112 -1 O HIS A 109 N ARG A 92 SHEET 6 A14 SER A 123 ALA A 131 -1 O ALA A 126 N VAL A 108 SHEET 7 A14 VAL A 72 LEU A 78 -1 N VAL A 77 O THR A 127 SHEET 8 A14 LEU A 225 LEU A 234 -1 O PHE A 227 N LEU A 78 SHEET 9 A14 LEU A 265 ARG A 275 -1 O VAL A 273 N PHE A 227 SHEET 10 A14 ALA A 253 THR A 259 -1 N VAL A 258 O VAL A 266 SHEET 11 A14 SER A 241 PRO A 248 -1 N ARG A 243 O THR A 259 SHEET 12 A14 SER A 184 SER A 190 -1 N VAL A 185 O ALA A 246 SHEET 13 A14 LEU A 175 LYS A 181 -1 N TRP A 179 O TYR A 186 SHEET 14 A14 VAL A 150 ARG A 151 -1 N VAL A 150 O ARG A 180 SHEET 1 B 3 ARG A 49 THR A 50 0 SHEET 2 B 3 HIS A 44 VAL A 46 -1 N VAL A 46 O ARG A 49 SHEET 3 B 3 TYR A 166 TYR A 168 -1 O GLU A 167 N VAL A 45 CISPEP 1 TRP A 144 PRO A 145 0 -8.33 SITE 1 AC1 3 ARG A 243 HOH A 456 HOH A 491 SITE 1 AC2 4 ARG A 8 ASP A 20 ARG A 92 HOH A 324 CRYST1 66.997 66.997 186.238 90.00 90.00 90.00 P 43 21 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 0.014926 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014926 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005369 0.00000