HEADER ISOMERASE 22-JUL-97 1XLM TITLE D254E, D256E MUTANT OF D-XYLOSE ISOMERASE COMPLEXED WITH AL3 AND TITLE 2 XYLITOL CAVEAT 1XLM XYL B 400 HAS WRONG CHIRALITY AT ATOM C3 XYL B 400 HAS WRONG CAVEAT 2 1XLM CHIRALITY AT ATOM C4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: D-XYLOSE ISOMERASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 5.3.1.5; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ARTHROBACTER SP. NRRL; SOURCE 3 ORGANISM_TAXID: 1669; SOURCE 4 STRAIN: B3728; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: JM101; SOURCE 8 EXPRESSION_SYSTEM_CELLULAR_LOCATION: SECRETION; SOURCE 9 EXPRESSION_SYSTEM_VECTOR: PTZ19U; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PAXI3 KEYWDS ISOMERASE, AL, SUBSTRATE INDUCED METAL ION MOVEMENT, XYLOSE KEYWDS 2 METABOLISM, PENTOSE SHUNT EXPDTA X-RAY DIFFRACTION AUTHOR T.GERCZEI,Z.S.BOCSKEI,E.SZABO,G.NARAY-SZABO,B.ASBOTH REVDAT 6 09-AUG-23 1XLM 1 REMARK REVDAT 5 03-NOV-21 1XLM 1 SEQADV HETSYN REVDAT 4 29-JUL-20 1XLM 1 CAVEAT COMPND REMARK HETNAM REVDAT 4 2 1 LINK SITE REVDAT 3 13-JUL-11 1XLM 1 VERSN REVDAT 2 24-FEB-09 1XLM 1 VERSN REVDAT 1 28-JAN-98 1XLM 0 JRNL AUTH T.GERCZEI,Z.BOCSKEI,E.SZABO,B.ASBOTH,G.NARAY-SZABO JRNL TITL STRUCTURE DETERMINATION AND REFINEMENT OF THE AL3+ COMPLEX JRNL TITL 2 OF THE D254,256E MUTANT OF ARTHROBACTER D-XYLOSE ISOMERASE JRNL TITL 3 AT 2.40 A RESOLUTION. FURTHER EVIDENCE FOR INHIBITOR-INDUCED JRNL TITL 4 METAL ION MOVEMENT. JRNL REF INT.J.BIOL.MACROMOL. V. 25 329 1999 JRNL REFN ISSN 0141-8130 JRNL PMID 10456773 JRNL DOI 10.1016/S0141-8130(99)00051-3 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.FUXREITER,Z.BOCSKEI,A.SZEIBERT,E.SZABO,G.DALLMANN, REMARK 1 AUTH 2 G.NARAY-SZABO,B.ASBOTH REMARK 1 TITL ROLE OF ELECTROSTATICS AT THE CATALYTIC METAL BINDING SITE REMARK 1 TITL 2 IN XYLOSE ISOMERASE ACTION: CA(2+)-INHIBITION AND METAL REMARK 1 TITL 3 COMPETENCE IN THE DOUBLE MUTANT D254E/D256E REMARK 1 REF PROTEINS V. 28 183 1997 REMARK 1 REFN ISSN 0887-3585 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.1 REMARK 3 NUMBER OF REFLECTIONS : 27301 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 SET) : 0.179 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3145 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.017 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) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 45.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 629 REMARK 3 BIN R VALUE (WORKING SET) : 0.2350 REMARK 3 BIN FREE R VALUE : 0.2780 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 76 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.032 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6092 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 89 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.50 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) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.26 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.070 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.449 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.130 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.449 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.130 ; 2.500 REMARK 3 REMARK 3 NCS MODEL : RESTRAINTS REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : 0.017 ; 100 REMARK 3 GROUP 1 B-FACTOR (A**2) : 1.317 ; 1 REMARK 3 REMARK 3 PARAMETER FILE 1 : PARAM19X.PRO REMARK 3 PARAMETER FILE 2 : XYL.PAR REMARK 3 PARAMETER FILE 3 : AL.PAR REMARK 3 PARAMETER FILE 4 : PARAM19.SOL REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19X.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : XYL.TOP REMARK 3 TOPOLOGY FILE 4 : AL.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1XLM 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_1000177294. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : MAR-96 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NORMAL FOCUS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : BIOTEX REMARK 200 DATA SCALING SOFTWARE : BIOTEX REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32570 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 8.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.12000 REMARK 200 R SYM (I) : 0.07800 REMARK 200 FOR THE DATA SET : 4.8700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.48 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.65 REMARK 200 R MERGE FOR SHELL (I) : 0.52000 REMARK 200 R SYM FOR SHELL (I) : 0.16400 REMARK 200 FOR SHELL : 1.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: PDB ENTRY 1XLA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 0.75 M REMARK 280 (NH4)2SO4, 1.50 MM THYMOL, 0.05 TRIS, PH 7.0, THEN SOAKED INTO A REMARK 280 SOLUTION CONTAINING 5 MM AL3+, 1.5 M XYLITOL, 1.50 M (NH4)2SO4 REMARK 280 AND 6.0 M THYMOL IN 1.50 M TRIS-HCL PH 8.0 FOR TWO DAYS REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 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 REMARK 290 6555 -X+1/2,-Y+1/2,Z REMARK 290 7555 -X+1/2,Y+1/2,-Z REMARK 290 8555 X+1/2,-Y+1/2,-Z 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 69.80000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 70.35000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 69.80000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 70.35000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 69.80000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 70.35000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 69.80000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 70.35000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 33730 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 44850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -187.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 69.80000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 70.35000 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 SER A 1 REMARK 465 SER B 1 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 OE1 GLU B 330 NH2 ARG B 394 2.02 REMARK 500 CD GLU B 330 NH2 ARG B 394 2.11 REMARK 500 O GLU A 159 OG1 THR A 163 2.14 REMARK 500 OE2 GLU A 180 O2 XYL A 400 2.16 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG B 394 C ARG B 394 OXT 0.346 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 30 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 MET A 135 CG - SD - CE ANGL. DEV. = 9.9 DEGREES REMARK 500 ARG A 139 NE - CZ - NH2 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG A 156 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 158 NE - CZ - NH2 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG A 176 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 187 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 MET A 335 CG - SD - CE ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG B 176 NE - CZ - NH2 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG B 187 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG B 326 NE - CZ - NH2 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG B 394 NE - CZ - NH2 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 PHE A 93 -30.79 -149.49 REMARK 500 GLU A 180 78.91 -103.98 REMARK 500 GLU A 185 134.25 81.14 REMARK 500 ARG A 249 67.85 -110.40 REMARK 500 ARG A 297 -9.49 -59.14 REMARK 500 PHE A 364 -72.48 -143.39 REMARK 500 ASP B 23 -167.57 -129.33 REMARK 500 PHE B 93 -30.02 -149.60 REMARK 500 PRO B 183 -71.72 -59.27 REMARK 500 GLU B 185 122.59 73.21 REMARK 500 ARG B 249 67.82 -110.34 REMARK 500 LYS B 252 -165.49 -161.59 REMARK 500 ARG B 297 -9.22 -59.40 REMARK 500 PHE B 364 -72.78 -143.89 REMARK 500 SER B 393 -78.19 -102.52 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 AL A 398 AL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 180 OE2 REMARK 620 2 GLU A 180 OE1 41.8 REMARK 620 3 GLU A 216 OE1 88.1 125.1 REMARK 620 4 ASP A 244 OD2 95.1 84.4 78.8 REMARK 620 5 ASP A 292 OD2 164.2 151.4 82.5 95.5 REMARK 620 6 XYL A 400 O2 71.4 91.4 90.5 163.2 95.9 REMARK 620 7 XYL A 400 O4 98.7 60.6 172.9 98.4 91.2 93.7 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 AL A 399 AL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 216 OE2 REMARK 620 2 GLU A 216 OE1 46.9 REMARK 620 3 HIS A 219 NE2 68.7 77.5 REMARK 620 4 GLU A 254 OE2 77.4 124.2 79.4 REMARK 620 5 GLU A 256 OE2 107.2 124.6 147.5 68.4 REMARK 620 6 XYL A 400 O1 146.6 137.3 80.0 85.9 92.8 REMARK 620 7 XYL A 400 O2 120.3 74.8 90.0 154.5 117.3 69.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 AL B 398 AL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 180 OE2 REMARK 620 2 GLU B 216 OE1 70.7 REMARK 620 3 ASP B 244 OD2 86.8 84.1 REMARK 620 4 ASP B 292 OD2 149.3 80.4 100.5 REMARK 620 5 XYL B 400 O2 70.4 83.4 156.6 96.8 REMARK 620 6 XYL B 400 O4 108.4 177.1 93.1 101.0 99.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 AL B 399 AL REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 216 OE2 REMARK 620 2 GLU B 216 OE1 51.4 REMARK 620 3 HIS B 219 NE2 70.4 79.9 REMARK 620 4 GLU B 254 OE2 73.5 121.7 63.3 REMARK 620 5 GLU B 256 OE2 107.1 126.1 146.3 83.6 REMARK 620 6 XYL B 400 O1 146.7 133.4 78.1 82.9 92.9 REMARK 620 7 XYL B 400 O2 119.9 71.4 84.3 139.3 121.8 66.0 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CTA REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CATALYTIC SITE. REMARK 800 REMARK 800 SITE_IDENTIFIER: CTB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CATALYTIC SITE. DBREF 1XLM A 1 394 UNP P12070 XYLA_ARTS7 1 394 DBREF 1XLM B 1 394 UNP P12070 XYLA_ARTS7 1 394 SEQADV 1XLM GLU A 254 UNP P12070 ASP 254 ENGINEERED MUTATION SEQADV 1XLM GLU A 256 UNP P12070 ASP 256 ENGINEERED MUTATION SEQADV 1XLM GLU B 254 UNP P12070 ASP 254 ENGINEERED MUTATION SEQADV 1XLM GLU B 256 UNP P12070 ASP 256 ENGINEERED MUTATION SEQRES 1 A 394 SER VAL GLN PRO THR PRO ALA ASP HIS PHE THR PHE GLY SEQRES 2 A 394 LEU TRP THR VAL GLY TRP THR GLY ALA ASP PRO PHE GLY SEQRES 3 A 394 VAL ALA THR ARG LYS ASN LEU ASP PRO VAL GLU ALA VAL SEQRES 4 A 394 HIS LYS LEU ALA GLU LEU GLY ALA TYR GLY ILE THR PHE SEQRES 5 A 394 HIS ASP ASN ASP LEU ILE PRO PHE ASP ALA THR GLU ALA SEQRES 6 A 394 GLU ARG GLU LYS ILE LEU GLY ASP PHE ASN GLN ALA LEU SEQRES 7 A 394 LYS ASP THR GLY LEU LYS VAL PRO MET VAL THR THR ASN SEQRES 8 A 394 LEU PHE SER HIS PRO VAL PHE LYS ASP GLY GLY PHE THR SEQRES 9 A 394 SER ASN ASP ARG SER ILE ARG ARG PHE ALA LEU ALA LYS SEQRES 10 A 394 VAL LEU HIS ASN ILE ASP LEU ALA ALA GLU MET GLY ALA SEQRES 11 A 394 GLU THR PHE VAL MET TRP GLY GLY ARG GLU GLY SER GLU SEQRES 12 A 394 TYR ASP GLY SER LYS ASP LEU ALA ALA ALA LEU ASP ARG SEQRES 13 A 394 MET ARG GLU GLY VAL ASP THR ALA ALA GLY TYR ILE LYS SEQRES 14 A 394 ASP LYS GLY TYR ASN LEU ARG ILE ALA LEU GLU PRO LYS SEQRES 15 A 394 PRO ASN GLU PRO ARG GLY ASP ILE PHE LEU PRO THR VAL SEQRES 16 A 394 GLY HIS GLY LEU ALA PHE ILE GLU GLN LEU GLU HIS GLY SEQRES 17 A 394 ASP ILE VAL GLY LEU ASN PRO GLU THR GLY HIS GLU GLN SEQRES 18 A 394 MET ALA GLY LEU ASN PHE THR HIS GLY ILE ALA GLN ALA SEQRES 19 A 394 LEU TRP ALA GLU LYS LEU PHE HIS ILE ASP LEU ASN GLY SEQRES 20 A 394 GLN ARG GLY ILE LYS TYR GLU GLN GLU LEU VAL PHE GLY SEQRES 21 A 394 HIS GLY ASP LEU THR SER ALA PHE PHE THR VAL ASP LEU SEQRES 22 A 394 LEU GLU ASN GLY PHE PRO ASN GLY GLY PRO LYS TYR THR SEQRES 23 A 394 GLY PRO ARG HIS PHE ASP TYR LYS PRO SER ARG THR ASP SEQRES 24 A 394 GLY TYR ASP GLY VAL TRP ASP SER ALA LYS ALA ASN MET SEQRES 25 A 394 SER MET TYR LEU LEU LEU LYS GLU ARG ALA LEU ALA PHE SEQRES 26 A 394 ARG ALA ASP PRO GLU VAL GLN GLU ALA MET LYS THR SER SEQRES 27 A 394 GLY VAL PHE GLU LEU GLY GLU THR THR LEU ASN ALA GLY SEQRES 28 A 394 GLU SER ALA ALA ASP LEU MET ASN ASP SER ALA SER PHE SEQRES 29 A 394 ALA GLY PHE ASP ALA GLU ALA ALA ALA GLU ARG ASN PHE SEQRES 30 A 394 ALA PHE ILE ARG LEU ASN GLN LEU ALA ILE GLU HIS LEU SEQRES 31 A 394 LEU GLY SER ARG SEQRES 1 B 394 SER VAL GLN PRO THR PRO ALA ASP HIS PHE THR PHE GLY SEQRES 2 B 394 LEU TRP THR VAL GLY TRP THR GLY ALA ASP PRO PHE GLY SEQRES 3 B 394 VAL ALA THR ARG LYS ASN LEU ASP PRO VAL GLU ALA VAL SEQRES 4 B 394 HIS LYS LEU ALA GLU LEU GLY ALA TYR GLY ILE THR PHE SEQRES 5 B 394 HIS ASP ASN ASP LEU ILE PRO PHE ASP ALA THR GLU ALA SEQRES 6 B 394 GLU ARG GLU LYS ILE LEU GLY ASP PHE ASN GLN ALA LEU SEQRES 7 B 394 LYS ASP THR GLY LEU LYS VAL PRO MET VAL THR THR ASN SEQRES 8 B 394 LEU PHE SER HIS PRO VAL PHE LYS ASP GLY GLY PHE THR SEQRES 9 B 394 SER ASN ASP ARG SER ILE ARG ARG PHE ALA LEU ALA LYS SEQRES 10 B 394 VAL LEU HIS ASN ILE ASP LEU ALA ALA GLU MET GLY ALA SEQRES 11 B 394 GLU THR PHE VAL MET TRP GLY GLY ARG GLU GLY SER GLU SEQRES 12 B 394 TYR ASP GLY SER LYS ASP LEU ALA ALA ALA LEU ASP ARG SEQRES 13 B 394 MET ARG GLU GLY VAL ASP THR ALA ALA GLY TYR ILE LYS SEQRES 14 B 394 ASP LYS GLY TYR ASN LEU ARG ILE ALA LEU GLU PRO LYS SEQRES 15 B 394 PRO ASN GLU PRO ARG GLY ASP ILE PHE LEU PRO THR VAL SEQRES 16 B 394 GLY HIS GLY LEU ALA PHE ILE GLU GLN LEU GLU HIS GLY SEQRES 17 B 394 ASP ILE VAL GLY LEU ASN PRO GLU THR GLY HIS GLU GLN SEQRES 18 B 394 MET ALA GLY LEU ASN PHE THR HIS GLY ILE ALA GLN ALA SEQRES 19 B 394 LEU TRP ALA GLU LYS LEU PHE HIS ILE ASP LEU ASN GLY SEQRES 20 B 394 GLN ARG GLY ILE LYS TYR GLU GLN GLU LEU VAL PHE GLY SEQRES 21 B 394 HIS GLY ASP LEU THR SER ALA PHE PHE THR VAL ASP LEU SEQRES 22 B 394 LEU GLU ASN GLY PHE PRO ASN GLY GLY PRO LYS TYR THR SEQRES 23 B 394 GLY PRO ARG HIS PHE ASP TYR LYS PRO SER ARG THR ASP SEQRES 24 B 394 GLY TYR ASP GLY VAL TRP ASP SER ALA LYS ALA ASN MET SEQRES 25 B 394 SER MET TYR LEU LEU LEU LYS GLU ARG ALA LEU ALA PHE SEQRES 26 B 394 ARG ALA ASP PRO GLU VAL GLN GLU ALA MET LYS THR SER SEQRES 27 B 394 GLY VAL PHE GLU LEU GLY GLU THR THR LEU ASN ALA GLY SEQRES 28 B 394 GLU SER ALA ALA ASP LEU MET ASN ASP SER ALA SER PHE SEQRES 29 B 394 ALA GLY PHE ASP ALA GLU ALA ALA ALA GLU ARG ASN PHE SEQRES 30 B 394 ALA PHE ILE ARG LEU ASN GLN LEU ALA ILE GLU HIS LEU SEQRES 31 B 394 LEU GLY SER ARG HET XYL A 400 10 HET AL A 398 1 HET AL A 399 1 HET XYL B 400 10 HET AL B 398 1 HET AL B 399 1 HETNAM XYL XYLITOL HETNAM AL ALUMINUM ION HETSYN XYL D-XYLITOL FORMUL 3 XYL 2(C5 H12 O5) FORMUL 4 AL 4(AL 3+) FORMUL 9 HOH *89(H2 O) HELIX 1 1 PRO A 6 ASP A 8 5 3 HELIX 2 2 LEU A 14 VAL A 17 1 4 HELIX 3 3 PRO A 35 LEU A 45 1 11 HELIX 4 4 ASP A 54 LEU A 57 1 4 HELIX 5 5 GLU A 64 THR A 81 1 18 HELIX 6 6 PRO A 96 PHE A 98 5 3 HELIX 7 7 ARG A 108 MET A 128 1 21 HELIX 8 8 ASP A 145 SER A 147 5 3 HELIX 9 9 LEU A 150 LYS A 171 1 22 HELIX 10 10 VAL A 195 GLN A 204 1 10 HELIX 11 11 GLY A 208 ILE A 210 5 3 HELIX 12 12 THR A 217 ALA A 223 1 7 HELIX 13 13 PHE A 227 TRP A 236 1 10 HELIX 14 14 LEU A 264 ASN A 276 1 13 HELIX 15 15 TYR A 301 ALA A 327 1 27 HELIX 16 16 PRO A 329 SER A 338 1 10 HELIX 17 17 GLU A 342 GLY A 344 5 3 HELIX 18 18 ALA A 354 MET A 358 1 5 HELIX 19 19 SER A 361 SER A 363 5 3 HELIX 20 20 ALA A 369 GLU A 374 1 6 HELIX 21 21 PHE A 379 LEU A 390 1 12 HELIX 22 22 PRO B 6 ASP B 8 5 3 HELIX 23 23 LEU B 14 VAL B 17 1 4 HELIX 24 24 PRO B 35 LEU B 45 1 11 HELIX 25 25 ASP B 54 LEU B 57 1 4 HELIX 26 26 GLU B 64 THR B 81 1 18 HELIX 27 27 PRO B 96 PHE B 98 5 3 HELIX 28 28 ARG B 108 MET B 128 1 21 HELIX 29 29 ASP B 145 SER B 147 5 3 HELIX 30 30 LEU B 150 LYS B 171 1 22 HELIX 31 31 VAL B 195 GLN B 204 1 10 HELIX 32 32 GLY B 208 ILE B 210 5 3 HELIX 33 33 THR B 217 ALA B 223 1 7 HELIX 34 34 PHE B 227 TRP B 236 1 10 HELIX 35 35 LEU B 264 ASN B 276 1 13 HELIX 36 36 TYR B 301 ALA B 327 1 27 HELIX 37 37 PRO B 329 SER B 338 1 10 HELIX 38 38 GLU B 342 GLY B 344 5 3 HELIX 39 39 ALA B 354 MET B 358 1 5 HELIX 40 40 SER B 361 SER B 363 5 3 HELIX 41 41 ALA B 369 GLU B 374 1 6 HELIX 42 42 PHE B 379 LEU B 390 1 12 SHEET 1 A 8 ARG A 289 PHE A 291 0 SHEET 2 A 8 PHE A 10 GLY A 13 1 N THR A 11 O ARG A 289 SHEET 3 A 8 GLY A 49 HIS A 53 1 N GLY A 49 O PHE A 12 SHEET 4 A 8 MET A 87 THR A 89 1 N MET A 87 O PHE A 52 SHEET 5 A 8 THR A 132 MET A 135 1 N THR A 132 O VAL A 88 SHEET 6 A 8 ARG A 176 LEU A 179 1 N ARG A 176 O PHE A 133 SHEET 7 A 8 VAL A 211 GLU A 216 1 N GLY A 212 O ILE A 177 SHEET 8 A 8 LEU A 240 ASP A 244 1 N PHE A 241 O LEU A 213 SHEET 1 B 8 ARG B 289 PHE B 291 0 SHEET 2 B 8 PHE B 10 GLY B 13 1 N THR B 11 O ARG B 289 SHEET 3 B 8 GLY B 49 HIS B 53 1 N GLY B 49 O PHE B 12 SHEET 4 B 8 MET B 87 THR B 89 1 N MET B 87 O PHE B 52 SHEET 5 B 8 THR B 132 MET B 135 1 N THR B 132 O VAL B 88 SHEET 6 B 8 ARG B 176 LEU B 179 1 N ARG B 176 O PHE B 133 SHEET 7 B 8 VAL B 211 GLU B 216 1 N GLY B 212 O ILE B 177 SHEET 8 B 8 LEU B 240 ASP B 244 1 N PHE B 241 O LEU B 213 LINK OE2 GLU A 180 AL AL A 398 1555 1555 1.48 LINK OE1 GLU A 180 AL AL A 398 1555 1555 3.11 LINK OE1 GLU A 216 AL AL A 398 1555 1555 2.45 LINK OE2 GLU A 216 AL AL A 399 1555 1555 2.35 LINK OE1 GLU A 216 AL AL A 399 1555 1555 3.03 LINK NE2 HIS A 219 AL AL A 399 1555 1555 2.51 LINK OD2 ASP A 244 AL AL A 398 1555 1555 2.30 LINK OE2 GLU A 254 AL AL A 399 1555 1555 2.01 LINK OE2 GLU A 256 AL AL A 399 1555 1555 2.68 LINK OD2 ASP A 292 AL AL A 398 1555 1555 2.11 LINK AL AL A 398 O2 XYL A 400 1555 1555 2.11 LINK AL AL A 398 O4 XYL A 400 1555 1555 2.26 LINK AL AL A 399 O1 XYL A 400 1555 1555 2.27 LINK AL AL A 399 O2 XYL A 400 1555 1555 2.21 LINK OE2 GLU B 180 AL AL B 398 1555 1555 2.29 LINK OE1 GLU B 216 AL AL B 398 1555 1555 2.29 LINK OE2 GLU B 216 AL AL B 399 1555 1555 2.10 LINK OE1 GLU B 216 AL AL B 399 1555 1555 2.82 LINK NE2 HIS B 219 AL AL B 399 1555 1555 2.56 LINK OD2 ASP B 244 AL AL B 398 1555 1555 2.18 LINK OE2 GLU B 254 AL AL B 399 1555 1555 2.34 LINK OE2 GLU B 256 AL AL B 399 1555 1555 2.64 LINK OD2 ASP B 292 AL AL B 398 1555 1555 2.07 LINK AL AL B 398 O2 XYL B 400 1555 1555 2.24 LINK AL AL B 398 O4 XYL B 400 1555 1555 2.34 LINK AL AL B 399 O1 XYL B 400 1555 1555 2.07 LINK AL AL B 399 O2 XYL B 400 1555 1555 2.29 CISPEP 1 GLU A 185 PRO A 186 0 -2.26 CISPEP 2 GLU B 185 PRO B 186 0 -0.23 SITE 1 CTA 13 THR B 16 ASP B 54 LEU B 57 SER B 94 SITE 2 CTA 13 GLY B 137 PRO B 181 PRO B 183 PRO B 186 SITE 3 CTA 13 GLU A 220 LEU A 245 GLN A 255 LEU A 257 SITE 4 CTA 13 GLY A 287 SITE 1 CTB 13 THR B 16 ASP B 54 LEU B 57 SER B 94 SITE 2 CTB 13 GLY B 137 PRO B 181 PRO B 183 PRO B 186 SITE 3 CTB 13 GLU B 220 LEU B 245 GLN B 255 LEU B 257 SITE 4 CTB 13 GLY B 287 CRYST1 139.600 140.700 83.600 90.00 90.00 90.00 C 2 2 2 16 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 0.007163 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007107 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011962 0.00000 MTRIX1 1 0.076426 -0.997075 -0.001045 67.26150 1 MTRIX2 1 -0.997075 -0.076425 -0.001081 72.60740 1 MTRIX3 1 0.000998 0.001125 -0.999999 7.50220 1