HEADER HYDROLASE 11-APR-01 1IEV TITLE CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME TITLE 2 EXO1 IN COMPLEX WITH CYCLOHEXITOL COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME EXO1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BETA-D-GLUCAN EXOHYDROLASE ISOENZYME EXOI; COMPND 5 EC: 3.2.1.58 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HORDEUM VULGARE; SOURCE 3 ORGANISM_TAXID: 4513; SOURCE 4 STRAIN: CULTIVAR CLIPPER KEYWDS 2-DOMAIN FOLD, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.HRMOVA,R.DEGORI,G.B.FINCHER,J.N.VARGHESE REVDAT 8 16-OCT-24 1IEV 1 REMARK REVDAT 7 16-AUG-23 1IEV 1 HETSYN REVDAT 6 29-JUL-20 1IEV 1 COMPND REMARK HETNAM LINK REVDAT 6 2 1 SITE ATOM REVDAT 5 17-FEB-16 1IEV 1 LINK REVDAT 4 13-JUL-11 1IEV 1 VERSN REVDAT 3 24-FEB-09 1IEV 1 VERSN REVDAT 2 01-APR-03 1IEV 1 JRNL REVDAT 1 14-NOV-01 1IEV 0 JRNL AUTH M.HRMOVA,J.N.VARGHESE,R.DE GORI,B.J.SMITH,H.DRIGUEZ, JRNL AUTH 2 G.B.FINCHER JRNL TITL CATALYTIC MECHANISMS AND REACTION INTERMEDIATES ALONG THE JRNL TITL 2 HYDROLYTIC PATHWAY OF A PLANT BETA-D-GLUCAN GLUCOHYDROLASE. JRNL REF STRUCTURE V. 9 1005 2001 JRNL REFN ISSN 0969-2126 JRNL PMID 11709165 JRNL DOI 10.1016/S0969-2126(01)00673-6 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 18995 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) : 0.180 REMARK 3 FREE R VALUE : 0.240 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 999 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4566 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 99 REMARK 3 SOLVENT ATOMS : 213 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1IEV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-APR-01. REMARK 100 THE DEPOSITION ID IS D_1000013217. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-SEP-98 REMARK 200 TEMPERATURE (KELVIN) : 100 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 : ELLIOTT GX-20 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MONOCAPILLARY REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19994 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 12.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.7 REMARK 200 DATA REDUNDANCY : 4.560 REMARK 200 R MERGE (I) : 0.15700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 50.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.49700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 1EX1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PEG 400, SODIUM REMARK 280 ACETATE, HEPES-NAOH, PH 7.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K 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 90.77500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 50.50500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 50.50500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 136.16250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 50.50500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 50.50500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 45.38750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 50.50500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 50.50500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 136.16250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 50.50500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 50.50500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 45.38750 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 90.77500 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER CONSTRUCTED FROM AN REMARK 300 (ALPHA/BETA)8 BARREL AND AN (ALPHA/BETA)6 SANDWICH. 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 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 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 LYS A 603 REMARK 465 LYS A 604 REMARK 465 TYR A 605 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 C6 BMA B 3 C1 MAN B 4 2.03 REMARK 500 ND1 HIS A 487 O4 MAN B 4 2.06 REMARK 500 OD1 ASP A 285 C2 INS A 617 2.15 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 ASP A 285 CG ASP A 285 OD1 0.163 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 LEU A 4 CA - CB - CG ANGL. DEV. = 15.4 DEGREES REMARK 500 PHE A 208 CA - C - N ANGL. DEV. = -16.7 DEGREES REMARK 500 VAL A 209 C - N - CA ANGL. DEV. = 15.7 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 HIS A 98 54.32 -142.79 REMARK 500 PRO A 154 3.97 -67.25 REMARK 500 THR A 174 -1.63 -57.50 REMARK 500 PHE A 188 133.60 -38.50 REMARK 500 HIS A 207 64.92 65.48 REMARK 500 VAL A 209 116.86 52.23 REMARK 500 ASP A 216 12.88 58.28 REMARK 500 ASN A 221 -150.11 -83.19 REMARK 500 ILE A 233 -64.39 -103.59 REMARK 500 TYR A 271 -67.46 -90.69 REMARK 500 MET A 356 -8.71 -56.45 REMARK 500 TRP A 430 63.05 60.41 REMARK 500 ILE A 432 -66.72 65.24 REMARK 500 GLU A 491 -144.79 51.84 REMARK 500 TRP A 544 -143.48 55.08 REMARK 500 LEU A 545 79.54 -108.99 REMARK 500 MET A 580 98.31 -166.79 REMARK 500 HIS A 586 41.38 -80.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 302 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 LYS A 206 -10.33 REMARK 500 PHE A 208 -12.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 CONDURITOL B EPOXIDE REACTS WITH THE ENZYME TO FORM REMARK 600 A CYCLOHEXITOL RING COVALENTLY BOUND TO THE ENZYME. REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EX1 RELATED DB: PDB REMARK 900 THREE-DIMENSIONAL STRUCTURE OF A BARLEY BETA-D-GLUCAN EXOHYDROLASE, REMARK 900 A FAMILY 3 GLYCOSYL HYDROLASE. REMARK 900 RELATED ID: 1IEQ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME REMARK 900 EXO1 REMARK 900 RELATED ID: 1IEW RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME REMARK 900 EXO1 IN COMPLEX WITH 2-DEOXY-2-FLUORO-ALPHA-D-GLUCOSIDE REMARK 900 RELATED ID: 1IEX RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME REMARK 900 EXO1 IN COMPLEX WITH 4I,4III,4V-S-TRITHIOCELLOHEXAOSE REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE IN THE GENBANK ENTRY MIGHT BE REMARK 999 A SEQUENCING ERROR AT RESIDUE 345. THE REMARK 999 ELECTRON DENSITY UNAMBIGUOUSLY PROVED THE REMARK 999 PRESENCE OF LYS INSTEAD OF ASN AT THIS RESIDUE. DBREF 1IEV A 1 605 GB 4566505 AAD23382 26 630 SEQADV 1IEV LYS A 320 GB 4566505 ASN 345 SEE REMARK 999 SEQRES 1 A 605 ASP TYR VAL LEU TYR LYS ASP ALA THR LYS PRO VAL GLU SEQRES 2 A 605 ASP ARG VAL ALA ASP LEU LEU GLY ARG MET THR LEU ALA SEQRES 3 A 605 GLU LYS ILE GLY GLN MET THR GLN ILE GLU ARG LEU VAL SEQRES 4 A 605 ALA THR PRO ASP VAL LEU ARG ASP ASN PHE ILE GLY SER SEQRES 5 A 605 LEU LEU SER GLY GLY GLY SER VAL PRO ARG LYS GLY ALA SEQRES 6 A 605 THR ALA LYS GLU TRP GLN ASP MET VAL ASP GLY PHE GLN SEQRES 7 A 605 LYS ALA CYS MET SER THR ARG LEU GLY ILE PRO MET ILE SEQRES 8 A 605 TYR GLY ILE ASP ALA VAL HIS GLY GLN ASN ASN VAL TYR SEQRES 9 A 605 GLY ALA THR ILE PHE PRO HIS ASN VAL GLY LEU GLY ALA SEQRES 10 A 605 THR ARG ASP PRO TYR LEU VAL LYS ARG ILE GLY GLU ALA SEQRES 11 A 605 THR ALA LEU GLU VAL ARG ALA THR GLY ILE GLN TYR ALA SEQRES 12 A 605 PHE ALA PRO CYS ILE ALA VAL CYS ARG ASP PRO ARG TRP SEQRES 13 A 605 GLY ARG CYS TYR GLU SER TYR SER GLU ASP ARG ARG ILE SEQRES 14 A 605 VAL GLN SER MET THR GLU LEU ILE PRO GLY LEU GLN GLY SEQRES 15 A 605 ASP VAL PRO LYS ASP PHE THR SER GLY MET PRO PHE VAL SEQRES 16 A 605 ALA GLY LYS ASN LYS VAL ALA ALA CYS ALA LYS HIS PHE SEQRES 17 A 605 VAL GLY ASP GLY GLY THR VAL ASP GLY ILE ASN GLU ASN SEQRES 18 A 605 ASN THR ILE ILE ASN ARG GLU GLY LEU MET ASN ILE HIS SEQRES 19 A 605 MET PRO ALA TYR LYS ASN ALA MET ASP LYS GLY VAL SER SEQRES 20 A 605 THR VAL MET ILE SER TYR SER SER TRP ASN GLY VAL LYS SEQRES 21 A 605 MET HIS ALA ASN GLN ASP LEU VAL THR GLY TYR LEU LYS SEQRES 22 A 605 ASP THR LEU LYS PHE LYS GLY PHE VAL ILE SER ASP TRP SEQRES 23 A 605 GLU GLY ILE ASP ARG ILE THR THR PRO ALA GLY SER ASP SEQRES 24 A 605 TYR SER TYR SER VAL LYS ALA SER ILE LEU ALA GLY LEU SEQRES 25 A 605 ASP MET ILE MET VAL PRO ASN LYS TYR GLN GLN PHE ILE SEQRES 26 A 605 SER ILE LEU THR GLY HIS VAL ASN GLY GLY VAL ILE PRO SEQRES 27 A 605 MET SER ARG ILE ASP ASP ALA VAL THR ARG ILE LEU ARG SEQRES 28 A 605 VAL LYS PHE THR MET GLY LEU PHE GLU ASN PRO TYR ALA SEQRES 29 A 605 ASP PRO ALA MET ALA GLU GLN LEU GLY LYS GLN GLU HIS SEQRES 30 A 605 ARG ASP LEU ALA ARG GLU ALA ALA ARG LYS SER LEU VAL SEQRES 31 A 605 LEU LEU LYS ASN GLY LYS THR SER THR ASP ALA PRO LEU SEQRES 32 A 605 LEU PRO LEU PRO LYS LYS ALA PRO LYS ILE LEU VAL ALA SEQRES 33 A 605 GLY SER HIS ALA ASP ASN LEU GLY TYR GLN CYS GLY GLY SEQRES 34 A 605 TRP THR ILE GLU TRP GLN GLY ASP THR GLY ARG THR THR SEQRES 35 A 605 VAL GLY THR THR ILE LEU GLU ALA VAL LYS ALA ALA VAL SEQRES 36 A 605 ASP PRO SER THR VAL VAL VAL PHE ALA GLU ASN PRO ASP SEQRES 37 A 605 ALA GLU PHE VAL LYS SER GLY GLY PHE SER TYR ALA ILE SEQRES 38 A 605 VAL ALA VAL GLY GLU HIS PRO TYR THR GLU THR LYS GLY SEQRES 39 A 605 ASP ASN LEU ASN LEU THR ILE PRO GLU PRO GLY LEU SER SEQRES 40 A 605 THR VAL GLN ALA VAL CYS GLY GLY VAL ARG CYS ALA THR SEQRES 41 A 605 VAL LEU ILE SER GLY ARG PRO VAL VAL VAL GLN PRO LEU SEQRES 42 A 605 LEU ALA ALA SER ASP ALA LEU VAL ALA ALA TRP LEU PRO SEQRES 43 A 605 GLY SER GLU GLY GLN GLY VAL THR ASP ALA LEU PHE GLY SEQRES 44 A 605 ASP PHE GLY PHE THR GLY ARG LEU PRO ARG THR TRP PHE SEQRES 45 A 605 LYS SER VAL ASP GLN LEU PRO MET ASN VAL GLY ASP ALA SEQRES 46 A 605 HIS TYR ASP PRO LEU PHE ARG LEU GLY TYR GLY LEU THR SEQRES 47 A 605 THR ASN ALA THR LYS LYS TYR MODRES 1IEV ASN A 221 ASN GLYCOSYLATION SITE MODRES 1IEV ASN A 498 ASN GLYCOSYLATION SITE HET NAG B 1 14 HET NAG B 2 14 HET BMA B 3 11 HET MAN B 4 11 HET NAG B 5 14 HET FUC B 6 10 HET NAG A 610 14 HET INS A 617 11 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM BMA BETA-D-MANNOPYRANOSE HETNAM MAN ALPHA-D-MANNOPYRANOSE HETNAM FUC ALPHA-L-FUCOPYRANOSE HETNAM INS 1,2,3,4,5,6-HEXAHYDROXY-CYCLOHEXANE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE HETSYN BMA BETA-D-MANNOSE; D-MANNOSE; MANNOSE HETSYN MAN ALPHA-D-MANNOSE; D-MANNOSE; MANNOSE HETSYN FUC ALPHA-L-FUCOSE; 6-DEOXY-ALPHA-L-GALACTOPYRANOSE; L- HETSYN 2 FUC FUCOSE; FUCOSE HETSYN INS MYO-INOSITOL FORMUL 2 NAG 4(C8 H15 N O6) FORMUL 2 BMA C6 H12 O6 FORMUL 2 MAN C6 H12 O6 FORMUL 2 FUC C6 H12 O5 FORMUL 4 INS C6 H12 O6 FORMUL 5 HOH *213(H2 O) HELIX 1 1 VAL A 3 ASP A 7 5 5 HELIX 2 2 PRO A 11 GLY A 21 1 11 HELIX 3 3 THR A 24 MET A 32 1 9 HELIX 4 4 LEU A 38 ALA A 40 5 3 HELIX 5 5 THR A 41 ASN A 48 1 8 HELIX 6 6 THR A 66 SER A 83 1 18 HELIX 7 7 HIS A 111 ALA A 117 1 7 HELIX 8 8 ASP A 120 ALA A 137 1 18 HELIX 9 9 ARG A 158 SER A 162 5 5 HELIX 10 10 ASP A 166 THR A 174 1 9 HELIX 11 11 GLU A 175 GLY A 182 1 8 HELIX 12 12 GLY A 210 THR A 214 5 5 HELIX 13 13 THR A 214 ILE A 218 5 5 HELIX 14 14 ASN A 226 HIS A 234 1 9 HELIX 15 15 MET A 235 ASP A 243 1 9 HELIX 16 16 ASN A 264 THR A 269 1 6 HELIX 17 17 ILE A 289 THR A 293 5 5 HELIX 18 18 ASP A 299 GLY A 311 1 13 HELIX 19 19 LYS A 320 GLY A 334 1 15 HELIX 20 20 PRO A 338 MET A 356 1 19 HELIX 21 21 ASP A 365 LEU A 372 5 8 HELIX 22 22 LYS A 374 LEU A 389 1 16 HELIX 23 23 ASN A 422 GLY A 428 1 7 HELIX 24 24 THR A 446 VAL A 455 1 10 HELIX 25 25 ASP A 468 SER A 474 1 7 HELIX 26 26 THR A 490 ASP A 495 5 6 HELIX 27 27 GLY A 505 VAL A 516 1 12 HELIX 28 28 VAL A 530 SER A 537 1 8 HELIX 29 29 GLY A 550 PHE A 558 1 9 HELIX 30 30 SER A 574 LEU A 578 5 5 SHEET 1 A 5 TYR A 142 ALA A 143 0 SHEET 2 A 5 ILE A 91 ILE A 94 1 O TYR A 92 N TYR A 142 SHEET 3 A 5 SER A 52 LEU A 54 1 O LEU A 53 N GLY A 93 SHEET 4 A 5 THR A 33 GLU A 36 1 O THR A 33 N SER A 52 SHEET 5 A 5 ILE A 315 MET A 316 1 O ILE A 315 N GLN A 34 SHEET 1 B 3 CYS A 204 PHE A 208 0 SHEET 2 B 3 THR A 248 ILE A 251 1 O THR A 248 N ALA A 205 SHEET 3 B 3 PHE A 281 ILE A 283 1 O PHE A 281 N VAL A 249 SHEET 1 C 3 ASN A 222 THR A 223 0 SHEET 2 C 3 SER A 255 TRP A 256 1 O SER A 255 N THR A 223 SHEET 3 C 3 VAL A 259 LYS A 260 -1 O VAL A 259 N TRP A 256 SHEET 1 D 6 VAL A 390 ASN A 394 0 SHEET 2 D 6 ALA A 539 ALA A 542 -1 O LEU A 540 N LEU A 392 SHEET 3 D 6 CYS A 518 ILE A 523 1 O CYS A 518 N ALA A 539 SHEET 4 D 6 ALA A 480 GLY A 485 1 O ALA A 480 N ALA A 519 SHEET 5 D 6 LYS A 412 ALA A 416 1 O LEU A 414 N ILE A 481 SHEET 6 D 6 VAL A 460 ALA A 464 1 O VAL A 460 N ILE A 413 SSBOND 1 CYS A 151 CYS A 159 1555 1555 2.08 SSBOND 2 CYS A 513 CYS A 518 1555 1555 2.04 LINK ND2 ASN A 221 C1 NAG A 610 1555 1555 1.41 LINK OD1 ASP A 285 C1 INS A 617 1555 1555 1.33 LINK ND2 ASN A 498 C1 NAG B 1 1555 1555 1.48 LINK O4 NAG B 1 C1 NAG B 2 1555 1555 1.38 LINK O3 NAG B 1 C1 FUC B 6 1555 1555 1.49 LINK O4 NAG B 2 C1 BMA B 3 1555 1555 1.44 LINK O6 BMA B 3 C1 MAN B 4 1555 1555 1.41 LINK O4 MAN B 4 C1 NAG B 5 1555 1555 1.69 CISPEP 1 ALA A 145 PRO A 146 0 10.80 CISPEP 2 THR A 294 PRO A 295 0 -5.56 CISPEP 3 VAL A 317 PRO A 318 0 -12.38 CISPEP 4 LEU A 404 PRO A 405 0 0.13 CISPEP 5 GLU A 503 PRO A 504 0 2.95 CISPEP 6 LEU A 578 PRO A 579 0 -3.69 CRYST1 101.010 101.010 181.550 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 0.009900 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009900 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005508 0.00000