HEADER HYDROLASE 14-FEB-08 2ZID TITLE CRYSTAL STRUCTURE OF DEXTRAN GLUCOSIDASE E236Q COMPLEX WITH TITLE 2 ISOMALTOTRIOSE COMPND MOL_ID: 1; COMPND 2 MOLECULE: DEXTRAN GLUCOSIDASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.70; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOCOCCUS MUTANS; SOURCE 3 GENE: DEXB; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) CODONPLUS RIL; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET-23D KEYWDS TIM BARREL, (BETA/ALPHA)8-BARREL, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR H.HONDOH,W.SABURI,H.MORI,M.OKUYAMA,T.NAKADA,Y.MATSUURA,A.KIMURA REVDAT 5 01-NOV-23 2ZID 1 REMARK REVDAT 4 10-NOV-21 2ZID 1 SEQADV HETSYN REVDAT 3 29-JUL-20 2ZID 1 COMPND REMARK SEQADV HETNAM REVDAT 3 2 1 LINK SITE ATOM REVDAT 2 24-FEB-09 2ZID 1 VERSN REVDAT 1 24-JUN-08 2ZID 0 JRNL AUTH H.HONDOH,W.SABURI,H.MORI,M.OKUYAMA,T.NAKADA,Y.MATSUURA, JRNL AUTH 2 A.KIMURA JRNL TITL SUBSTRATE RECOGNITION MECHANISM OF ALPHA-1,6-GLUCOSIDIC JRNL TITL 2 LINKAGE HYDROLYZING ENZYME, DEXTRAN GLUCOSIDASE FROM JRNL TITL 3 STREPTOCOCCUS MUTANS. JRNL REF J.MOL.BIOL. V. 378 911 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18395742 JRNL DOI 10.1016/J.JMB.2008.03.016 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2068439.450 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 31982 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) : 0.184 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1594 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4977 REMARK 3 BIN R VALUE (WORKING SET) : 0.1850 REMARK 3 BIN FREE R VALUE : 0.2430 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 274 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4373 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 37 REMARK 3 SOLVENT ATOMS : 340 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.56000 REMARK 3 B22 (A**2) : 4.79000 REMARK 3 B33 (A**2) : -0.23000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.09 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) : 0.27 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.750 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) : 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.55 REMARK 3 BSOL : 73.27 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER.PARAM REMARK 3 PARAMETER FILE 4 : LIG.PARAM REMARK 3 PARAMETER FILE 5 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : LIG.TOP REMARK 3 TOPOLOGY FILE 5 : CARBOHYDRATE.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 2ZID COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 20-FEB-08. REMARK 100 THE DEPOSITION ID IS D_1000028009. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-FEB-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 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 ULTRAX 18 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32499 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 36.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: 2ZIC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.31 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM TRIS-HCL, 12% PEG6000, 200MM REMARK 280 NACL, 25MM ISOMALTOTRIOSE, PH 7.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 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 36.24500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.15000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.26500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.15000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.24500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.26500 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, 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 GLU A 537 REMARK 465 HIS A 538 REMARK 465 HIS A 539 REMARK 465 HIS A 540 REMARK 465 HIS A 541 REMARK 465 HIS A 542 REMARK 465 HIS A 543 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 19 -65.20 -90.78 REMARK 500 PRO A 52 127.37 -36.16 REMARK 500 ASN A 67 109.86 -162.02 REMARK 500 HIS A 156 105.46 -160.52 REMARK 500 PHE A 158 -134.56 -111.75 REMARK 500 VAL A 195 40.42 33.94 REMARK 500 VAL A 208 -82.22 -110.89 REMARK 500 SER A 225 -94.68 -142.51 REMARK 500 GLU A 255 -98.57 -117.43 REMARK 500 GLN A 302 -22.07 -147.64 REMARK 500 ASP A 368 -32.89 -136.00 REMARK 500 ASP A 408 -165.36 -160.84 REMARK 500 ARG A 483 -111.36 59.27 REMARK 500 THR A 514 -169.47 -162.43 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 CA A 882 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 21 OD1 REMARK 620 2 ASN A 23 OD1 78.0 REMARK 620 3 ASP A 25 OD1 82.1 90.9 REMARK 620 4 ILE A 27 O 80.8 158.2 81.5 REMARK 620 5 ASP A 29 OD2 83.5 90.0 165.0 92.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 880 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 148 O REMARK 620 2 ASP A 151 OD2 78.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 881 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 417 O REMARK 620 2 HOH A1066 O 92.2 REMARK 620 3 HOH A1159 O 71.1 150.4 REMARK 620 4 HOH A1160 O 73.8 75.6 76.4 REMARK 620 5 HOH A1161 O 72.9 77.4 118.1 135.8 REMARK 620 N 1 2 3 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2ZIC RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE OF THE RESIDUES 1-5 IS DESIGNED ACCORDING TO THE REMARK 999 SEQUENCE OF THE RESIDUES 1-5 REPORTED IN UNIPLOT Q99040, DEXB_STRMU REMARK 999 (DEXTRAN GLUCOSIDASE FROM STREPTOCOCCUS MUTANS UA159) DBREF 2ZID A 6 536 UNP Q2HWU5 Q2HWU5_STRMU 1 531 SEQADV 2ZID MET A 1 UNP Q2HWU5 SEE REMARK 999 SEQADV 2ZID GLN A 2 UNP Q2HWU5 SEE REMARK 999 SEQADV 2ZID LYS A 3 UNP Q2HWU5 SEE REMARK 999 SEQADV 2ZID HIS A 4 UNP Q2HWU5 SEE REMARK 999 SEQADV 2ZID TRP A 5 UNP Q2HWU5 SEE REMARK 999 SEQADV 2ZID GLN A 236 UNP Q2HWU5 GLU 231 ENGINEERED MUTATION SEQADV 2ZID LEU A 536 UNP Q2HWU5 ASN 531 ENGINEERED MUTATION SEQADV 2ZID GLU A 537 UNP Q2HWU5 EXPRESSION TAG SEQADV 2ZID HIS A 538 UNP Q2HWU5 EXPRESSION TAG SEQADV 2ZID HIS A 539 UNP Q2HWU5 EXPRESSION TAG SEQADV 2ZID HIS A 540 UNP Q2HWU5 EXPRESSION TAG SEQADV 2ZID HIS A 541 UNP Q2HWU5 EXPRESSION TAG SEQADV 2ZID HIS A 542 UNP Q2HWU5 EXPRESSION TAG SEQADV 2ZID HIS A 543 UNP Q2HWU5 EXPRESSION TAG SEQRES 1 A 543 MET GLN LYS HIS TRP TRP HIS LYS ALA THR VAL TYR GLN SEQRES 2 A 543 ILE TYR PRO LYS SER PHE MET ASP THR ASN GLY ASP GLY SEQRES 3 A 543 ILE GLY ASP LEU LYS GLY ILE THR SER LYS LEU ASP TYR SEQRES 4 A 543 LEU GLN LYS LEU GLY VAL MET ALA ILE TRP LEU SER PRO SEQRES 5 A 543 VAL TYR ASP SER PRO MET ASP ASP ASN GLY TYR ASP ILE SEQRES 6 A 543 ALA ASN TYR GLU ALA ILE ALA ASP ILE PHE GLY ASN MET SEQRES 7 A 543 ALA ASP MET ASP ASN LEU LEU THR GLN ALA LYS MET ARG SEQRES 8 A 543 GLY ILE LYS ILE ILE MET ASP LEU VAL VAL ASN HIS THR SEQRES 9 A 543 SER ASP GLU HIS ALA TRP PHE ILE GLU ALA ARG GLU HIS SEQRES 10 A 543 PRO ASP SER SER GLU ARG ASP TYR TYR ILE TRP CYS ASP SEQRES 11 A 543 GLN PRO ASN ASP LEU GLU SER ILE PHE GLY GLY SER ALA SEQRES 12 A 543 TRP GLN TYR ASP ASP LYS SER ASP GLN TYR TYR LEU HIS SEQRES 13 A 543 PHE PHE SER LYS LYS GLN PRO ASP LEU ASN TRP GLU ASN SEQRES 14 A 543 ALA ASN LEU ARG GLN LYS ILE TYR ASP MET MET ASN PHE SEQRES 15 A 543 TRP ILE ASP LYS GLY ILE GLY GLY PHE ARG MET ASP VAL SEQRES 16 A 543 ILE ASP MET ILE GLY LYS ILE PRO ALA GLN HIS ILE VAL SEQRES 17 A 543 SER ASN GLY PRO LYS LEU HIS ALA TYR LEU LYS GLU MET SEQRES 18 A 543 ASN ALA ALA SER PHE GLY GLN HIS ASP LEU LEU THR VAL SEQRES 19 A 543 GLY GLN THR TRP GLY ALA THR PRO GLU ILE ALA LYS GLN SEQRES 20 A 543 TYR SER ASN PRO VAL ASN HIS GLU LEU SER MET VAL PHE SEQRES 21 A 543 GLN PHE GLU HIS ILE GLY LEU GLN HIS LYS PRO GLU ALA SEQRES 22 A 543 PRO LYS TRP ASP TYR VAL LYS GLU LEU ASN VAL PRO ALA SEQRES 23 A 543 LEU LYS THR ILE PHE ASN LYS TRP GLN THR GLU LEU GLU SEQRES 24 A 543 LEU GLY GLN GLY TRP ASN SER LEU PHE TRP ASN ASN HIS SEQRES 25 A 543 ASP LEU PRO ARG VAL LEU SER ILE TRP GLY ASN THR GLY SEQRES 26 A 543 LYS TYR ARG GLU LYS SER ALA LYS ALA LEU ALA ILE LEU SEQRES 27 A 543 LEU HIS LEU MET ARG GLY THR PRO TYR ILE TYR GLN GLY SEQRES 28 A 543 GLU GLU ILE GLY MET THR ASN TYR PRO PHE LYS ASP LEU SEQRES 29 A 543 ASN GLU LEU ASP ASP ILE GLU SER LEU ASN TYR ALA LYS SEQRES 30 A 543 GLU ALA PHE THR ASN GLY LYS SER MET GLU THR ILE MET SEQRES 31 A 543 ASP SER ILE ARG MET ILE GLY ARG ASP ASN ALA ARG THR SEQRES 32 A 543 PRO MET GLN TRP ASP ALA SER GLN ASN ALA GLY PHE SER SEQRES 33 A 543 THR ALA ASP LYS THR TRP LEU PRO VAL ASN PRO ASN TYR SEQRES 34 A 543 LYS ASP ILE ASN VAL GLN ALA ALA LEU LYS ASN SER ASN SEQRES 35 A 543 SER ILE PHE TYR THR TYR GLN GLN LEU ILE GLN LEU ARG SEQRES 36 A 543 LYS GLU ASN ASP TRP LEU VAL ASP ALA ASP PHE GLU LEU SEQRES 37 A 543 LEU PRO THR ALA ASP LYS VAL PHE ALA TYR LEU ARG LYS SEQRES 38 A 543 VAL ARG GLU GLU ARG TYR LEU ILE VAL VAL ASN VAL SER SEQRES 39 A 543 ASP GLN GLU GLU VAL LEU GLU ILE ASP VAL ASP LYS GLN SEQRES 40 A 543 GLU THR LEU ILE SER ASN THR ASN GLU SER ALA ALA LEU SEQRES 41 A 543 ALA ASN HIS LYS LEU GLN PRO TRP ASP ALA PHE CYS ILE SEQRES 42 A 543 LYS ILE LEU GLU HIS HIS HIS HIS HIS HIS HET GLC B 1 12 HET GLC B 2 11 HET GLC B 3 11 HET CA A 880 1 HET CA A 881 1 HET CA A 882 1 HETNAM GLC ALPHA-D-GLUCOPYRANOSE HETNAM CA CALCIUM ION HETSYN GLC ALPHA-D-GLUCOSE; D-GLUCOSE; GLUCOSE FORMUL 2 GLC 3(C6 H12 O6) FORMUL 3 CA 3(CA 2+) FORMUL 6 HOH *340(H2 O) HELIX 1 1 HIS A 4 ALA A 9 5 6 HELIX 2 2 TYR A 15 PHE A 19 5 5 HELIX 3 3 ASP A 29 SER A 35 1 7 HELIX 4 4 LYS A 36 GLY A 44 1 9 HELIX 5 5 ASP A 73 GLY A 76 5 4 HELIX 6 6 ASN A 77 MET A 90 1 14 HELIX 7 7 HIS A 108 HIS A 117 1 10 HELIX 8 8 SER A 120 TYR A 126 5 7 HELIX 9 9 ASN A 169 ASP A 185 1 17 HELIX 10 10 VAL A 195 ILE A 199 5 5 HELIX 11 11 ILE A 202 HIS A 206 5 5 HELIX 12 12 LYS A 213 SER A 225 1 13 HELIX 13 13 PHE A 226 HIS A 229 5 4 HELIX 14 14 THR A 241 ASN A 250 1 10 HELIX 15 15 PRO A 251 HIS A 254 5 4 HELIX 16 16 HIS A 264 HIS A 269 5 6 HELIX 17 17 ASN A 283 LEU A 298 1 16 HELIX 18 18 ARG A 316 GLY A 322 1 7 HELIX 19 19 TYR A 327 LEU A 341 1 15 HELIX 20 20 GLY A 351 GLY A 355 5 5 HELIX 21 21 ASP A 363 LEU A 367 5 5 HELIX 22 22 ASP A 369 THR A 381 1 13 HELIX 23 23 SER A 385 GLY A 397 1 13 HELIX 24 24 ARG A 398 ARG A 402 5 5 HELIX 25 25 SER A 410 PHE A 415 5 6 HELIX 26 26 ASN A 426 ASP A 431 5 6 HELIX 27 27 ASN A 433 ASN A 440 1 8 HELIX 28 28 SER A 443 ASN A 458 1 16 HELIX 29 29 ASP A 459 ALA A 464 1 6 HELIX 30 30 ASN A 515 HIS A 523 1 9 SHEET 1 A 8 MET A 258 PHE A 260 0 SHEET 2 A 8 LEU A 232 GLN A 236 1 N GLY A 235 O PHE A 260 SHEET 3 A 8 GLY A 190 MET A 193 1 N MET A 193 O GLN A 236 SHEET 4 A 8 LYS A 94 LEU A 99 1 N LEU A 99 O ARG A 192 SHEET 5 A 8 ALA A 47 LEU A 50 1 N ILE A 48 O ILE A 96 SHEET 6 A 8 VAL A 11 ILE A 14 1 N ILE A 14 O TRP A 49 SHEET 7 A 8 THR A 345 TYR A 349 1 O ILE A 348 N VAL A 11 SHEET 8 A 8 SER A 306 LEU A 307 1 N LEU A 307 O THR A 345 SHEET 1 B 2 TYR A 54 ASP A 55 0 SHEET 2 B 2 ASN A 67 ILE A 71 -1 O ALA A 70 N ASP A 55 SHEET 1 C 3 TRP A 128 CYS A 129 0 SHEET 2 C 3 GLN A 152 LEU A 155 -1 O TYR A 153 N CYS A 129 SHEET 3 C 3 TRP A 144 ASP A 147 -1 N GLN A 145 O TYR A 154 SHEET 1 D 5 ASP A 465 LEU A 468 0 SHEET 2 D 5 VAL A 475 VAL A 482 -1 O LYS A 481 N ASP A 465 SHEET 3 D 5 GLU A 485 ASN A 492 -1 O VAL A 491 N PHE A 476 SHEET 4 D 5 ALA A 530 ILE A 535 -1 O ILE A 533 N LEU A 488 SHEET 5 D 5 LYS A 506 SER A 512 -1 N GLN A 507 O LYS A 534 SHEET 1 E 2 GLU A 498 VAL A 499 0 SHEET 2 E 2 LYS A 524 LEU A 525 -1 O LEU A 525 N GLU A 498 LINK O6 GLC B 1 C1 GLC B 2 1555 1555 1.40 LINK O6 GLC B 2 C1 GLC B 3 1555 1555 1.41 LINK OD1 ASP A 21 CA CA A 882 1555 1555 2.20 LINK OD1 ASN A 23 CA CA A 882 1555 1555 2.19 LINK OD1 ASP A 25 CA CA A 882 1555 1555 2.33 LINK O ILE A 27 CA CA A 882 1555 1555 2.35 LINK OD2 ASP A 29 CA CA A 882 1555 1555 2.52 LINK O ASP A 148 CA CA A 880 1555 1555 2.63 LINK OD2 ASP A 151 CA CA A 880 1555 1555 2.24 LINK O THR A 417 CA CA A 881 1555 1555 2.42 LINK CA CA A 881 O HOH A1066 1555 1555 2.60 LINK CA CA A 881 O HOH A1159 1555 1555 2.52 LINK CA CA A 881 O HOH A1160 1555 1555 2.49 LINK CA CA A 881 O HOH A1161 1555 1555 2.52 CRYST1 72.490 82.530 104.300 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 0.013795 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012117 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009588 0.00000