PDB Short entry for 2BVD HEADER HYDROLASE 27-JUN-05 2BVD TITLE HOW FAMILY 26 GLYCOSIDE HYDROLASES ORCHESTRATE CATALYSIS ON DIFFERENT TITLE 2 POLYSACCHARIDES. STRUCTURE AND ACTIVITY OF A CLOSTRIDIUM THERMOCELLUM TITLE 3 LICHENASE, CTLIC26A COMPND MOL_ID: 1; COMPND 2 MOLECULE: ENDOGLUCANASE H; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC DOMAIN, RESIDUES 26-304; COMPND 5 SYNONYM: EGH, ENDO-1,4-BETA-GLUCANASE, CELLULASE H, LICH26A; COMPND 6 EC: 3.2.1.4; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM THERMOCELLUM; SOURCE 3 ORGANISM_TAXID: 1515; SOURCE 4 STRAIN: F1/YS; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR: PET21A; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PCF1 KEYWDS HYDROLASE, LICHENASE, BETA-1 4 BETA-1 3 GLUCANASE, GLYCOSIDE KEYWDS 2 HYDROLASE FAMILY 26 EXPDTA X-RAY DIFFRACTION AUTHOR E.J.TAYLOR,A.GOYAL,C.I.P.D.GUERREIRO,J.A.M.PRATES,V.A.MONEY,N.FERRY, AUTHOR 2 C.MORLAND,A.PLANAS,J.A.MACDONALD,R.V.STICK,H.J.GILBERT, AUTHOR 3 C.M.G.A.FONTES,G.J.DAVIES REVDAT 5 13-DEC-23 2BVD 1 HETSYN REVDAT 4 29-JUL-20 2BVD 1 COMPND REMARK HETNAM SITE REVDAT 4 2 1 ATOM REVDAT 3 24-FEB-09 2BVD 1 VERSN REVDAT 2 21-SEP-05 2BVD 1 AUTHOR JRNL REVDAT 1 30-JUN-05 2BVD 0 JRNL AUTH E.J.TAYLOR,A.GOYAL,C.I.P.D.GUERREIRO,J.A.M.PRATES,V.A.MONEY, JRNL AUTH 2 N.FERRY,C.MORLAND,A.PLANAS,J.A.MACDONALD,R.V.STICK, JRNL AUTH 3 H.J.GILBERT,C.M.G.A.FONTES,G.J.DAVIES JRNL TITL HOW FAMILY 26 GLYCOSIDE HYDROLASES ORCHESTRATE CATALYSIS ON JRNL TITL 2 DIFFERENT POLYSACCHARIDES: STRUCTURE AND ACTIVITY OF A JRNL TITL 3 CLOSTRIDIUM THERMOCELLUM LICHENASE, CTLIC26A. JRNL REF J.BIOL.CHEM. V. 280 32761 2005 JRNL REFN ISSN 0021-9258 JRNL PMID 15987675 JRNL DOI 10.1074/JBC.M506580200 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.09 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 30951 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) : 0.156 REMARK 3 R VALUE (WORKING SET) : 0.154 REMARK 3 FREE R VALUE : 0.186 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1633 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) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.64 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2237 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.1530 REMARK 3 BIN FREE R VALUE SET COUNT : 123 REMARK 3 BIN FREE R VALUE : 0.1610 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2231 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 374 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 7.07 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.04000 REMARK 3 B22 (A**2) : -0.06000 REMARK 3 B33 (A**2) : 0.02000 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): 0.093 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.090 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.050 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.357 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.955 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.938 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2435 ; 0.008 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3348 ; 1.107 ; 1.905 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 307 ; 6.785 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 127 ;33.509 ;23.937 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 379 ;12.347 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 15 ;19.056 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 350 ; 0.089 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1925 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1246 ; 0.195 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1686 ; 0.313 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 308 ; 0.115 ; 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): 44 ; 0.185 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 39 ; 0.100 ; 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): 1452 ; 0.836 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2305 ; 1.250 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1170 ; 1.664 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1025 ; 2.478 ; 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 2BVD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 27-JUN-05. REMARK 100 THE DEPOSITION ID IS D_1290024589. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-MAR-05 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : SI 311 REMARK 200 OPTICS : NULL 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 : 32817 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 26.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.30 REMARK 200 R MERGE FOR SHELL (I) : 0.09000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 17.00 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 2BV9 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CO-CRYSTALLIZED WITH THE REMARK 280 LIGAND FROM 0.15 M AMMONIUM SULPHATE, 30% PEG 5K MME BUFFERED TO REMARK 280 PH 6.5 WITH MES, PH 6.50 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 24.63600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.09100 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.50600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.09100 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.63600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.50600 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: 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 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 ALA A 2 REMARK 465 SER A 3 REMARK 465 ASN A 4 REMARK 465 TYR A 5 REMARK 465 ASN A 6 REMARK 465 SER A 7 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 GLU A 109 40.85 35.07 REMARK 500 TYR A 247 60.08 -110.95 REMARK 500 LYS A 260 -107.61 -128.59 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ALA A 13 TRP A 14 149.94 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1V0A RELATED DB: PDB REMARK 900 FAMILY 11 CARBOHYDRATE-BINDING MODULE OF CELLULOSOMAL CELLULASE REMARK 900 LIC26A-CEL5E OF CLOSTRIDIUM THERMOCELLUM REMARK 900 RELATED ID: 2BV9 RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 HOW FAMILY 26 GLYCOSIDE HYDROLASES ORCHESTRATE REMARK 999 CATALYSIS ON DIFFERENT POLYSACCHARIDES. STRUCTURE REMARK 999 AND ACTIVITY OF A CLOSTRIDIUM THERMOCELLUM LICHENASE, REMARK 999 CTLIC26A REMARK 999 REMARK 999 FIRST THREE N TERMINAL RESIDUES (MAS) ARE DERIVED FROM THE REMARK 999 CLONING VECTOR PET21A. DBREF 2BVD A 1 3 PDB 2BVD 2BVD 1 3 DBREF 2BVD A 4 282 UNP P16218 GUNH_CLOTM 26 304 DBREF 2BVD A 283 283 PDB 2BVD 2BVD 283 283 SEQRES 1 A 283 MET ALA SER ASN TYR ASN SER GLY LEU LYS ILE GLY ALA SEQRES 2 A 283 TRP VAL GLY THR GLN PRO SER GLU SER ALA ILE LYS SER SEQRES 3 A 283 PHE GLN GLU LEU GLN GLY ARG LYS LEU ASP ILE VAL HIS SEQRES 4 A 283 GLN PHE ILE ASN TRP SER THR ASP PHE SER TRP VAL ARG SEQRES 5 A 283 PRO TYR ALA ASP ALA VAL TYR ASN ASN GLY SER ILE LEU SEQRES 6 A 283 MET ILE THR TRP GLU PRO TRP GLU TYR ASN THR VAL ASP SEQRES 7 A 283 ILE LYS ASN GLY LYS ALA ASP ALA TYR ILE THR ARG MET SEQRES 8 A 283 ALA GLN ASP MET LYS ALA TYR GLY LYS GLU ILE TRP LEU SEQRES 9 A 283 ARG PRO LEU HIS GLU ALA ASN GLY ASP TRP TYR PRO TRP SEQRES 10 A 283 ALA ILE GLY TYR SER SER ARG VAL ASN THR ASN GLU THR SEQRES 11 A 283 TYR ILE ALA ALA PHE ARG HIS ILE VAL ASP ILE PHE ARG SEQRES 12 A 283 ALA ASN GLY ALA THR ASN VAL LYS TRP VAL PHE ASN VAL SEQRES 13 A 283 ASN CYS ASP ASN VAL GLY ASN GLY THR SER TYR LEU GLY SEQRES 14 A 283 HIS TYR PRO GLY ASP ASN TYR VAL ASP TYR THR SER ILE SEQRES 15 A 283 ASP GLY TYR ASN TRP GLY THR THR GLN SER TRP GLY SER SEQRES 16 A 283 GLN TRP GLN SER PHE ASP GLN VAL PHE SER ARG ALA TYR SEQRES 17 A 283 GLN ALA LEU ALA SER ILE ASN LYS PRO ILE ILE ILE ALA SEQRES 18 A 283 GLU PHE ALA SER ALA GLU ILE GLY GLY ASN LYS ALA ARG SEQRES 19 A 283 TRP ILE THR GLU ALA TYR ASN SER ILE ARG THR SER TYR SEQRES 20 A 283 ASN LYS VAL ILE ALA ALA VAL TRP PHE HIS GLU ASN LYS SEQRES 21 A 283 GLU THR ASP TRP ARG ILE ASN SER SER PRO GLU ALA LEU SEQRES 22 A 283 ALA ALA TYR ARG GLU ALA ILE GLY ALA LEU HET ISX A1284 21 HETNAM ISX (3R,4R,5R)-4-HYDROXY-5-(HYDROXYMETHYL)PIPERIDIN-3-YL HETNAM 2 ISX BETA-D-GLUCOPYRANOSIDE HETSYN ISX GLUCOSE BETA-1,3-ISOFAGAMINE; (3R,4R,5R)-4-HYDROXY-5- HETSYN 2 ISX (HYDROXYMETHYL)PIPERIDIN-3-YL BETA-D-GLUCOSIDE; (3R, HETSYN 3 ISX 4R,5R)-4-HYDROXY-5-(HYDROXYMETHYL)PIPERIDIN-3-YL D- HETSYN 4 ISX GLUCOSIDE; (3R,4R,5R)-4-HYDROXY-5-(HYDROXYMETHYL) HETSYN 5 ISX PIPERIDIN-3-YL GLUCOSIDE FORMUL 2 ISX C12 H23 N O8 FORMUL 3 HOH *374(H2 O) HELIX 1 1 SER A 20 GLY A 32 1 13 HELIX 2 2 ASP A 47 ASN A 61 1 15 HELIX 3 3 ASN A 75 ASN A 81 1 7 HELIX 4 4 ALA A 84 GLY A 99 1 16 HELIX 5 5 THR A 127 ASN A 145 1 19 HELIX 6 6 GLY A 173 VAL A 177 5 5 HELIX 7 7 SER A 199 ALA A 212 1 14 HELIX 8 8 ASN A 231 TYR A 247 1 17 HELIX 9 9 SER A 269 GLY A 281 1 13 SHEET 1 AA 9 VAL A 150 TRP A 152 0 SHEET 2 AA 9 ILE A 102 PRO A 106 1 O ILE A 102 N LYS A 151 SHEET 3 AA 9 ILE A 64 GLU A 70 1 O LEU A 65 N TRP A 103 SHEET 4 AA 9 ILE A 37 ASN A 43 1 O VAL A 38 N MET A 66 SHEET 5 AA 9 LYS A 10 TRP A 14 1 O ALA A 13 N HIS A 39 SHEET 6 AA 9 VAL A 250 PHE A 256 1 O ILE A 251 N LYS A 10 SHEET 7 AA 9 ILE A 218 SER A 225 1 O ILE A 218 N ILE A 251 SHEET 8 AA 9 THR A 180 ASN A 186 1 O THR A 180 N ILE A 219 SHEET 9 AA 9 VAL A 156 ASN A 157 1 O VAL A 156 N ASP A 183 CRYST1 49.272 63.012 78.182 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 0.020295 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015870 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012791 0.00000