HEADER HYDROLASE 17-NOV-05 2C71 TITLE THE STRUCTURE OF A FAMILY 4 ACETYL XYLAN ESTERASE FROM CLOSTRIDIUM TITLE 2 THERMOCELLUM IN COMPLEX WITH A MAGNESIUM ION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLYCOSIDE HYDROLASE, FAMILY 11\:CLOSTRIDIUM CELLULOSOME COMPND 3 ENZYME, DOCKERIN TYPE I\:POLYSACCHARIDE; COMPND 4 CHAIN: A; COMPND 5 FRAGMENT: RESIDUES 480-683; COMPND 6 SYNONYM: ACETYL XYLAN ESTERASE; COMPND 7 EC: 3.1.1.72; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM THERMOCELLUM; SOURCE 3 ORGANISM_TAXID: 1515; SOURCE 4 STRAIN: F1 / YS; SOURCE 5 ATCC: 27405; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET 21A KEYWDS ACETYL-XYLAN, ESTERASES, METAL-ION, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR E.J.TAYLOR,P.J.TURKENBURG,F.VINCENT,A.M.BRZOZOWSKI,T.M.GLOSTER, AUTHOR 2 C.DUPONT,F.SHARECK,M.S.J.CENTENO,J.A.M.PRATES,L.M.A.FERREIRA, AUTHOR 3 C.M.G.A.FONTES,P.BIELY,G.J.DAVIES REVDAT 5 08-MAY-24 2C71 1 LINK REVDAT 4 28-JUN-17 2C71 1 REMARK REVDAT 3 24-FEB-09 2C71 1 VERSN REVDAT 2 19-APR-06 2C71 1 JRNL REVDAT 1 23-JAN-06 2C71 0 JRNL AUTH E.J.TAYLOR,T.M.GLOSTER,P.J.TURKENBURG,F.VINCENT, JRNL AUTH 2 A.M.BRZOZOWSKI,C.DUPONT,F.SHARECK,M.S.J.CENTENO, JRNL AUTH 3 J.A.M.PRATES,L.M.A.FERREIRA,C.M.G.A.FONTES,P.BIELY, JRNL AUTH 4 G.J.DAVIES JRNL TITL STRUCTURE AND ACTIVITY OF TWO METAL-ION DEPENDENT ACETYL JRNL TITL 2 XYLAN ESTERASES INVOLVED IN PLANT CELL-WALL DEGRADATION JRNL TITL 3 REVEALS A CLOSE SIMILARITY TO PEPTIDOGLYCAN DEACETYLASES. JRNL REF J.BIOL.CHEM. V. 281 10968 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16431911 JRNL DOI 10.1074/JBC.M513066200 REMARK 2 REMARK 2 RESOLUTION. 1.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 1.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.41 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 3 NUMBER OF REFLECTIONS : 84596 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) : 0.125 REMARK 3 R VALUE (WORKING SET) : 0.124 REMARK 3 FREE R VALUE : 0.142 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4437 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) : 1.05 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.08 REMARK 3 REFLECTION IN BIN (WORKING SET) : 5776 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.1660 REMARK 3 BIN FREE R VALUE SET COUNT : 328 REMARK 3 BIN FREE R VALUE : 0.1870 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1587 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 376 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 7.43 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.08000 REMARK 3 B22 (A**2) : 0.08000 REMARK 3 B33 (A**2) : -0.16000 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): 0.024 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.025 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.015 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.615 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.977 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.976 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1815 ; 0.020 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1235 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2499 ; 1.989 ; 1.965 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3034 ; 2.373 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 242 ; 6.448 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 80 ;32.639 ;23.625 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 306 ;13.271 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 16 ;21.807 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 289 ; 0.290 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2072 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 362 ; 0.006 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 350 ; 0.282 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1304 ; 0.242 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 894 ; 0.177 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 924 ; 0.092 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 224 ; 0.241 ; 0.200 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): 8 ; 0.109 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 32 ; 0.313 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 54 ; 0.152 ; 0.200 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): 1464 ; 4.527 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1890 ; 4.516 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 759 ; 3.456 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 603 ; 4.330 ; 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 : 1.40 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 2C71 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-NOV-05. REMARK 100 THE DEPOSITION ID IS D_1290026437. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-OCT-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-4 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97560 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : TOROIDAL MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 89153 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.050 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 20.8 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 20.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.40000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 18.91 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.52 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M MGCL 20% PEG 3350 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 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+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 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 17.73300 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 53.03200 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 53.03200 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 8.86650 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 53.03200 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 53.03200 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 26.59950 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 53.03200 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 53.03200 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 8.86650 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 53.03200 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 53.03200 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 26.59950 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 17.73300 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 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 HOH A2005 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2064 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2123 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2268 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2274 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2291 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 476 REMARK 465 PRO A 477 REMARK 465 ALA A 478 REMARK 465 ASN A 479 REMARK 465 GLU A 685 REMARK 465 HIS A 686 REMARK 465 HIS A 687 REMARK 465 HIS A 688 REMARK 465 HIS A 689 REMARK 465 HIS A 690 REMARK 465 HIS A 691 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 ND2 ASN A 589 O HOH A 2174 1.57 REMARK 500 OE2 GLU A 656 O HOH A 2306 1.83 REMARK 500 CE LYS A 574 O HOH A 2159 1.92 REMARK 500 OE2 GLU A 641 O HOH A 2264 1.97 REMARK 500 CG2 THR A 572 O HOH A 2154 2.07 REMARK 500 NH1 ARG A 622 O HOH A 2221 2.13 REMARK 500 REMARK 500 REMARK: NULL 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 ARG A 517 NE - CZ - NH1 ANGL. DEV. = 3.7 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 ASP A 488 -3.65 89.83 REMARK 500 SER A 540 171.14 78.78 REMARK 500 SER A 542 -152.12 -143.96 REMARK 500 ASP A 592 55.68 -92.17 REMARK 500 ALA A 601 22.04 -143.51 REMARK 500 PRO A 638 37.58 -82.86 REMARK 500 LYS A 676 54.01 -96.32 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2020 DISTANCE = 6.12 ANGSTROMS REMARK 525 HOH A2021 DISTANCE = 5.92 ANGSTROMS REMARK 525 HOH A2022 DISTANCE = 6.87 ANGSTROMS REMARK 525 HOH A2357 DISTANCE = 6.38 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A1692 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 488 OD1 REMARK 620 2 HIS A 539 NE2 88.5 REMARK 620 3 HOH A2026 O 89.3 175.6 REMARK 620 4 HOH A2100 O 97.0 89.3 87.2 REMARK 620 5 HOH A2163 O 175.5 91.6 90.9 87.5 REMARK 620 6 HOH A2230 O 94.5 95.6 88.4 167.6 81.0 REMARK 620 N 1 2 3 4 5 REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A1692 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2C79 RELATED DB: PDB REMARK 900 THE STRUCTURE OF A FAMILY 4 ACETYL XYLAN ESTERASE FROM CLOSTRIDIUM REMARK 900 THERMOCELLUM IN COMPLEX WITH A COLBALT ION. REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE N-TERMINAL RESIDUES PAN AND C-TERMINAL RESIDUES REMARK 999 LEHHHHHH ARE DERIVED FROM THE CLONING VECTOR PET 21A DBREF 2C71 A 476 479 PDB 2C71 2C71 476 479 DBREF 2C71 A 480 683 UNP Q4CFF1 Q4CFF1_CLOTM 480 683 DBREF 2C71 A 684 691 PDB 2C71 2C71 684 691 SEQRES 1 A 216 MET PRO ALA ASN LYS LEU VAL ALA LEU THR PHE ASP ASP SEQRES 2 A 216 GLY PRO ASP ASN VAL LEU THR ALA ARG VAL LEU ASP LYS SEQRES 3 A 216 LEU ASP LYS TYR ASN VAL LYS ALA THR PHE MET VAL VAL SEQRES 4 A 216 GLY GLN ARG VAL ASN ASP SER THR ALA ALA ILE ILE ARG SEQRES 5 A 216 ARG MET VAL ASN SER GLY HIS GLU ILE GLY ASN HIS SER SEQRES 6 A 216 TRP SER TYR SER GLY MET ALA ASN MET SER PRO ASP GLN SEQRES 7 A 216 ILE ARG LYS SER ILE ALA ASP THR ASN ALA VAL ILE GLN SEQRES 8 A 216 LYS TYR ALA GLY THR THR PRO LYS PHE PHE ARG PRO PRO SEQRES 9 A 216 ASN LEU GLU THR SER PRO THR LEU PHE ASN ASN VAL ASP SEQRES 10 A 216 LEU VAL PHE VAL GLY GLY LEU THR ALA ASN ASP TRP ILE SEQRES 11 A 216 PRO SER THR THR ALA GLU GLN ARG ALA ALA ALA VAL ILE SEQRES 12 A 216 ASN GLY VAL ARG ASP GLY THR ILE ILE LEU LEU HIS ASP SEQRES 13 A 216 VAL GLN PRO GLU PRO HIS PRO THR PRO GLU ALA LEU ASP SEQRES 14 A 216 ILE ILE ILE PRO THR LEU LYS SER ARG GLY TYR GLU PHE SEQRES 15 A 216 VAL THR LEU THR GLU LEU PHE THR LEU LYS GLY VAL PRO SEQRES 16 A 216 ILE ASP PRO SER VAL LYS ARG MET TYR ASN SER VAL PRO SEQRES 17 A 216 LEU GLU HIS HIS HIS HIS HIS HIS HET MG A1692 1 HETNAM MG MAGNESIUM ION FORMUL 2 MG MG 2+ FORMUL 3 HOH *376(H2 O) HELIX 1 1 ASP A 491 ASN A 506 1 16 HELIX 2 2 VAL A 514 VAL A 518 5 5 HELIX 3 3 ASN A 519 SER A 532 1 14 HELIX 4 4 SER A 550 GLY A 570 1 21 HELIX 5 5 PRO A 578 GLU A 582 5 5 HELIX 6 6 SER A 584 VAL A 591 1 8 HELIX 7 7 THR A 609 VAL A 621 1 13 HELIX 8 8 PRO A 638 ARG A 653 1 16 HELIX 9 9 THR A 659 GLY A 668 1 10 SHEET 1 AA 4 GLU A 535 ASN A 538 0 SHEET 2 AA 4 THR A 510 VAL A 513 1 O PHE A 511 N GLY A 537 SHEET 3 AA 4 LEU A 481 ASP A 487 1 O LEU A 484 N THR A 510 SHEET 4 AA 4 GLU A 656 PHE A 657 1 O GLU A 656 N VAL A 482 SHEET 1 AB 4 GLU A 535 ASN A 538 0 SHEET 2 AB 4 THR A 510 VAL A 513 1 O PHE A 511 N GLY A 537 SHEET 3 AB 4 LEU A 481 ASP A 487 1 O LEU A 484 N THR A 510 SHEET 4 AB 4 ILE A 626 HIS A 630 1 O ILE A 627 N THR A 485 SHEET 1 AC 2 PHE A 575 PHE A 576 0 SHEET 2 AC 2 VAL A 594 PHE A 595 1 O VAL A 594 N PHE A 576 LINK OD1 ASP A 488 MG MG A1692 1555 1555 2.11 LINK NE2 HIS A 539 MG MG A1692 1555 1555 2.22 LINK MG MG A1692 O HOH A2026 1555 1555 2.08 LINK MG MG A1692 O HOH A2100 1555 1555 2.04 LINK MG MG A1692 O HOH A2163 1555 1555 2.19 LINK MG MG A1692 O HOH A2230 1555 1555 2.04 CISPEP 1 GLY A 489 PRO A 490 0 10.93 CISPEP 2 GLU A 635 PRO A 636 0 -1.10 CISPEP 3 VAL A 682 PRO A 683 0 -4.83 SITE 1 AC1 6 ASP A 488 HIS A 539 HOH A2026 HOH A2100 SITE 2 AC1 6 HOH A2163 HOH A2230 CRYST1 106.064 106.064 35.466 90.00 90.00 90.00 P 41 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 0.009428 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009428 0.000000 0.00000 SCALE3 0.000000 0.000000 0.028196 0.00000