2DRS - Header Asymmetric Unit

HEADER HYDROLASE 12-JUN-06 2DRS

TITLE CRYSTAL STRUCTURE OF REDUCING-END-XYLOSE RELEASING EXO-OLIGOXYLANASE TITLE 2 D263S MUTANT

COMPND MOL_ID: 1; COMPND 2 MOLECULE: XYLANASE Y; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: REDUCING-END-XYLOSE RELEASING EXO-OLIGOXYLANASE; COMPND 5 EC: 3.2.1.156; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS HALODURANS; SOURCE 3 ORGANISM_TAXID: 272558; SOURCE 4 STRAIN: C-125; SOURCE 5 GENE: BH2105; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21-GOLD(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28B-BH2105

KEYWDS (ALPLA/ALPHA)6 BARREL, GLYCOSIDE HYDROLASE FAMILY 8, STRUCTURAL KEYWDS 2 GENOMICS, NPPSFA, NATIONAL PROJECT ON PROTEIN STRUCTURAL AND KEYWDS 3 FUNCTIONAL ANALYSES, HYDROLASE

EXPDTA X-RAY DIFFRACTION

AUTHOR S.FUSHINOBU,M.HIDAKA,Y.HONDA,T.WAKAGI,H.SHOUN,M.KITAOKA

REVDAT 4 13-JUL-11 2DRS 1 VERSN REVDAT 3 03-NOV-09 2DRS 1 JRNL REVDAT 2 24-FEB-09 2DRS 1 VERSN REVDAT 1 27-JUN-06 2DRS 0

JRNL AUTH M.HIDAKA,S.FUSHINOBU,Y.HONDA,T.WAKAGI,H.SHOUN,M.KITAOKA JRNL TITL STRUCTURAL EXPLANATION FOR THE ACQUISITION OF GLYCOSYNTHASE JRNL TITL 2 ACTIVITY JRNL REF J.BIOCHEM. 2009 JRNL REFN ISSN 0021-924X JRNL PMID 19819900 JRNL DOI 10.1093/JB/MVP159

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.HONDA,M.KITAOKA REMARK 1 TITL THE FIRST GLYCOSYNTHASE DERIVED FROM AN INVERTING GLYCOSIDE REMARK 1 TITL 2 HYDROLASE REMARK 1 REF J.BIOL.CHEM. V. 281 1426 2006 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 16301312 REMARK 1 DOI 10.1074/JBC.M511202200 REMARK 1 REFERENCE 2 REMARK 1 AUTH S.FUSHINOBU,M.HIDAKA,Y.HONDA,T.WAKAGI,H.SHOUN,M.KITAOKA REMARK 1 TITL STRUCTURAL BASIS FOR THE SPECIFICITY OF THE REDUCING END REMARK 1 TITL 2 XYLOSE-RELEASING EXO-OLIGOXYLANASE FROM BACILLUS HALODURANS REMARK 1 TITL 3 C-125 REMARK 1 REF J.BIOL.CHEM. V. 280 17180 2005 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 15718242 REMARK 1 DOI 10.1074/JBC.M413693200 REMARK 1 REFERENCE 3 REMARK 1 AUTH Y.HONDA,S.FUSHINOBU,M.HIDAKA,T.WAKAGI,H.SHOUN,M.KITAOKA REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS OF REMARK 1 TITL 2 REDUCING-END XYLOSE-RELEASING EXO-OLIGOXYLANASE FROM REMARK 1 TITL 3 BACILLUS HALODURANS C-125 REMARK 1 REF ACTA CRYSTALLOGR.,SECT.F V. 61 291 2005 REMARK 1 REFN ESSN 1744-3091 REMARK 1 PMID 16511021 REMARK 1 DOI 10.1107/S1744309105003635 REMARK 1 REFERENCE 4 REMARK 1 AUTH Y.HONDA,M.KITAOKA REMARK 1 TITL A FAMILY 8 GLYCOSIDE HYDROLASE FROM BACILLUS HALODURANS REMARK 1 TITL 2 C-125 (BH2105) IS A REDUCING END XYLOSE-RELEASING REMARK 1 TITL 3 EXO-OLIGOXYLANASE REMARK 1 REF J.BIOL.CHEM. V. 279 55097 2004 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 15491996 REMARK 1 DOI 10.1074/JBC.M409832200

REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.40 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 3 NUMBER OF REFLECTIONS : 21506 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) : 0.144 REMARK 3 R VALUE (WORKING SET) : 0.140 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1163 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.15 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1592 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.93 REMARK 3 BIN R VALUE (WORKING SET) : 0.1320 REMARK 3 BIN FREE R VALUE SET COUNT : 79 REMARK 3 BIN FREE R VALUE : 0.2360 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3106 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 7 REMARK 3 SOLVENT ATOMS : 431 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 10.26 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.02000 REMARK 3 B22 (A**2) : 0.03000 REMARK 3 B33 (A**2) : -0.01000 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): 0.210 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.184 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.109 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.956 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.956 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.910 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3215 ; 0.015 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4359 ; 1.406 ; 1.926 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 378 ; 6.018 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 178 ;39.678 ;23.989 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 492 ;15.048 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 17 ;15.409 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 414 ; 0.106 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2590 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1612 ; 0.205 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2174 ; 0.313 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 368 ; 0.186 ; 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): 48 ; 0.193 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 17 ; 0.203 ; 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): 1937 ; 0.848 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3002 ; 1.367 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1535 ; 2.252 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1357 ; 3.391 ; 4.500 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 2DRS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 13-JUN-06. REMARK 100 THE RCSB ID CODE IS RCSB025765.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-OCT-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : TRIANGULAR SI(111) WITH AN REMARK 200 ASYMMETRIC ANGLE OF 7.8DEGREE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUAMTUM 4R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : ADSC REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22673 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 60.746 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.09900 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.24300 REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ENTRY 1WU4 REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, SODIUM ACETATE, GLYCEROL, PH REMARK 280 4.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 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 26.12450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 43.41100 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.51300 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 43.41100 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.12450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.51300 REMARK 290 SMTRY3 4 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 GLU A 2 REMARK 465 GLU A 382 REMARK 465 GLY A 383 REMARK 465 GLN A 384 REMARK 465 GLU A 385 REMARK 465 GLU A 386 REMARK 465 GLU A 387 REMARK 465 HIS A 388 REMARK 465 LEU A 389 REMARK 465 GLU A 390 REMARK 465 HIS A 391 REMARK 465 HIS A 392 REMARK 465 HIS A 393 REMARK 465 HIS A 394 REMARK 465 HIS A 395 REMARK 465 HIS A 396

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 O HOH A 1562 O HOH A 1813 1.95 REMARK 500 O HOH A 1542 O HOH A 1813 2.01 REMARK 500 O HOH A 1499 O HOH A 1542 2.16 REMARK 500 O HOH A 1507 O HOH A 1683 2.16 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 ASN A 43 75.39 -167.35 REMARK 500 GLU A 192 55.19 -118.70 REMARK 500 SER A 334 64.27 -152.67 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 A1716 DISTANCE = 5.04 ANGSTROMS REMARK 525 HOH A1752 DISTANCE = 6.46 ANGSTROMS REMARK 525 HOH A1793 DISTANCE = 5.76 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 NI A1400 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 27 OE2 REMARK 620 2 GLU A 30 OE1 106.4 REMARK 620 N 1

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI A 1400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1401

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1WU4 RELATED DB: PDB REMARK 900 THE SAME PROTEIN (WILD TYPE). REMARK 900 RELATED ID: 1WU5 RELATED DB: PDB REMARK 900 THE SAME PROTEIN (WILD TYPE) COMPLEXED WITH XYLOSE. REMARK 900 RELATED ID: 1WU6 RELATED DB: PDB REMARK 900 THE SAME PROTEIN (E70A) COMPLEXED WITH XYLOBIOSE. REMARK 900 RELATED ID: 2DRO RELATED DB: PDB REMARK 900 THE SAME PROTEIN (D263C) REMARK 900 RELATED ID: 2DRQ RELATED DB: PDB REMARK 900 THE SAME PROTEIN (D263G) REMARK 900 RELATED ID: 2DRR RELATED DB: PDB REMARK 900 THE SAME PROTEIN (D263N)

DBREF 2DRS A 1 388 UNP Q9KB30 Q9KB30_BACHD 1 388

SEQADV 2DRS GLU A 2 UNP Q9KB30 LYS 2 ENGINEERED SEQADV 2DRS SER A 263 UNP Q9KB30 ASP 263 ENGINEERED SEQADV 2DRS LEU A 389 UNP Q9KB30 EXPRESSION TAG SEQADV 2DRS GLU A 390 UNP Q9KB30 EXPRESSION TAG SEQADV 2DRS HIS A 391 UNP Q9KB30 EXPRESSION TAG SEQADV 2DRS HIS A 392 UNP Q9KB30 EXPRESSION TAG SEQADV 2DRS HIS A 393 UNP Q9KB30 EXPRESSION TAG SEQADV 2DRS HIS A 394 UNP Q9KB30 EXPRESSION TAG SEQADV 2DRS HIS A 395 UNP Q9KB30 EXPRESSION TAG SEQADV 2DRS HIS A 396 UNP Q9KB30 EXPRESSION TAG

SEQRES 1 A 396 MET GLU LYS THR THR GLU GLY ALA PHE TYR THR ARG GLU SEQRES 2 A 396 TYR ARG ASN LEU PHE LYS GLU PHE GLY TYR SER GLU ALA SEQRES 3 A 396 GLU ILE GLN GLU ARG VAL LYS ASP THR TRP GLU GLN LEU SEQRES 4 A 396 PHE GLY ASP ASN PRO GLU THR LYS ILE TYR TYR GLU VAL SEQRES 5 A 396 GLY ASP ASP LEU GLY TYR LEU LEU ASP THR GLY ASN LEU SEQRES 6 A 396 ASP VAL ARG THR GLU GLY MET SER TYR GLY MET MET MET SEQRES 7 A 396 ALA VAL GLN MET ASP ARG LYS ASP ILE PHE ASP ARG ILE SEQRES 8 A 396 TRP ASN TRP THR MET LYS ASN MET TYR MET THR GLU GLY SEQRES 9 A 396 VAL HIS ALA GLY TYR PHE ALA TRP SER CYS GLN PRO ASP SEQRES 10 A 396 GLY THR LYS ASN SER TRP GLY PRO ALA PRO ASP GLY GLU SEQRES 11 A 396 GLU TYR PHE ALA LEU ALA LEU PHE PHE ALA SER HIS ARG SEQRES 12 A 396 TRP GLY ASP GLY ASP GLU GLN PRO PHE ASN TYR SER GLU SEQRES 13 A 396 GLN ALA ARG LYS LEU LEU HIS THR CYS VAL HIS ASN GLY SEQRES 14 A 396 GLU GLY GLY PRO GLY HIS PRO MET TRP ASN ARG ASP ASN SEQRES 15 A 396 LYS LEU ILE LYS PHE ILE PRO GLU VAL GLU PHE SER ASP SEQRES 16 A 396 PRO SER TYR HIS LEU PRO HIS PHE TYR GLU LEU PHE SER SEQRES 17 A 396 LEU TRP ALA ASN GLU GLU ASP ARG VAL PHE TRP LYS GLU SEQRES 18 A 396 ALA ALA GLU ALA SER ARG GLU TYR LEU LYS ILE ALA CYS SEQRES 19 A 396 HIS PRO GLU THR GLY LEU ALA PRO GLU TYR ALA TYR TYR SEQRES 20 A 396 ASP GLY THR PRO ASN ASP GLU LYS GLY TYR GLY HIS PHE SEQRES 21 A 396 PHE SER SER SER TYR ARG VAL ALA ALA ASN ILE GLY LEU SEQRES 22 A 396 ASP ALA GLU TRP PHE GLY GLY SER GLU TRP SER ALA GLU SEQRES 23 A 396 GLU ILE ASN LYS ILE GLN ALA PHE PHE ALA ASP LYS GLU SEQRES 24 A 396 PRO GLU ASP TYR ARG ARG TYR LYS ILE ASP GLY GLU PRO SEQRES 25 A 396 PHE GLU GLU LYS SER LEU HIS PRO VAL GLY LEU ILE ALA SEQRES 26 A 396 THR ASN ALA MET GLY SER LEU ALA SER VAL ASP GLY PRO SEQRES 27 A 396 TYR ALA LYS ALA ASN VAL ASP LEU PHE TRP ASN THR PRO SEQRES 28 A 396 VAL ARG THR GLY ASN ARG ARG TYR TYR ASP ASN CYS LEU SEQRES 29 A 396 TYR LEU PHE ALA MET LEU ALA LEU SER GLY ASN PHE LYS SEQRES 30 A 396 ILE TRP PHE PRO GLU GLY GLN GLU GLU GLU HIS LEU GLU SEQRES 31 A 396 HIS HIS HIS HIS HIS HIS

HET NI A1400 1 HET GOL A1401 6

HETNAM NI NICKEL (II) ION HETNAM GOL GLYCEROL

HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL

FORMUL 2 NI NI 2+ FORMUL 3 GOL C3 H8 O3 FORMUL 4 HOH *431(H2 O)

HELIX 1 1 GLY A 7 ARG A 12 1 6 HELIX 2 2 ASN A 16 PHE A 21 1 6 HELIX 3 3 SER A 24 GLY A 41 1 18 HELIX 4 4 THR A 69 MET A 82 1 14 HELIX 5 5 ARG A 84 MET A 99 1 16 HELIX 6 6 ALA A 126 GLY A 145 1 20 HELIX 7 7 ASN A 153 ASN A 168 1 16 HELIX 8 8 ASP A 195 HIS A 199 5 5 HELIX 9 9 LEU A 200 ALA A 211 1 12 HELIX 10 10 ASN A 212 GLU A 214 5 3 HELIX 11 11 ASP A 215 CYS A 234 1 20 HELIX 12 12 PHE A 261 SER A 264 5 4 HELIX 13 13 TYR A 265 GLY A 279 1 15 HELIX 14 14 SER A 281 ALA A 296 1 16 HELIX 15 15 GLU A 299 ASP A 302 5 4 HELIX 16 16 HIS A 319 SER A 331 1 13 HELIX 17 17 LEU A 332 SER A 334 5 3 HELIX 18 18 TYR A 339 ASN A 349 1 11 HELIX 19 19 ARG A 357 SER A 373 1 17

SHEET 1 A 2 TYR A 49 VAL A 52 0 SHEET 2 A 2 LEU A 56 LEU A 59 -1 O LEU A 56 N VAL A 52 SHEET 1 B 2 VAL A 67 ARG A 68 0 SHEET 2 B 2 SER A 113 CYS A 114 -1 O CYS A 114 N VAL A 67 SHEET 1 C 2 PHE A 193 SER A 194 0 SHEET 2 C 2 ALA A 245 TYR A 246 -1 O ALA A 245 N SER A 194 SHEET 1 D 2 ARG A 304 TYR A 306 0 SHEET 2 D 2 PRO A 312 LYS A 316 -1 O PHE A 313 N ARG A 305

LINK OE2 GLU A 27 NI NI A1400 1555 1555 2.13 LINK OE1 GLU A 30 NI NI A1400 1555 1555 2.04

CISPEP 1 GLN A 150 PRO A 151 0 5.47

SITE 1 AC1 4 GLU A 27 GLU A 30 ASP A 253 HIS A 259 SITE 1 AC2 6 TRP A 123 GLU A 192 TYR A 246 TYR A 247 SITE 2 AC2 6 ASP A 248 HOH A1567

CRYST1 52.249 85.026 86.822 90.00 90.00 90.00 P 21 21 21 4

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 0.019139 0.000000 0.000000 0.00000

SCALE2 0.000000 0.011761 0.000000 0.00000

SCALE3 0.000000 0.000000 0.011518 0.00000