HEADER TOXIN 21-OCT-99 1QNU TITLE SHIGA-LIKE TOXIN I B SUBUNIT COMPLEXED WITH THE BRIDGED-STARFISH TITLE 2 INHIBITOR CAVEAT 1QNU GLC F 1 HAS WRONG CHIRALITY AT ATOM C1 GAL F 3 HAS WRONG CAVEAT 2 1QNU CHIRALITY AT ATOM C1 GLC G 1 HAS WRONG CHIRALITY AT ATOM C1 CAVEAT 3 1QNU GAL G 3 HAS WRONG CHIRALITY AT ATOM C1 GLC H 1 HAS WRONG CAVEAT 4 1QNU CHIRALITY AT ATOM C1 GAL H 3 HAS WRONG CHIRALITY AT ATOM C1 CAVEAT 5 1QNU GLC I 1 HAS WRONG CHIRALITY AT ATOM C1 GAL I 3 HAS WRONG CAVEAT 6 1QNU CHIRALITY AT ATOM C1 GLC J 1 HAS WRONG CHIRALITY AT ATOM C1 CAVEAT 7 1QNU GAL J 3 HAS WRONG CHIRALITY AT ATOM C1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SHIGA TOXIN 1 VARIANT B SUBUNIT; COMPND 3 CHAIN: A, B, C, D, E; COMPND 4 FRAGMENT: RECEPTOR-BINDING DOMAIN; COMPND 5 SYNONYM: VEROTOXIN I B SUBUNIT; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: COMPLEXED WITH BRIDGE-STARFISH MOLECULE, A COMPND 8 SUBNANOMOLAR TAILORED MULTIVALENT INHIBITOR SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI O157:H7; SOURCE 3 ORGANISM_TAXID: 83334; SOURCE 4 GENE: STX1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS TOXIN, SUBNANOMOLAR INHIBITOR, MULTIVALENT PROTEIN-CARBOHYDRATE KEYWDS 2 RECOGNITION, OB-FOLD EXPDTA X-RAY DIFFRACTION AUTHOR N.S.PANNU,K.HAYAKAWA,R.J.READ REVDAT 9 06-NOV-24 1QNU 1 REMARK REVDAT 8 13-DEC-23 1QNU 1 HETSYN LINK REVDAT 7 29-JUL-20 1QNU 1 CAVEAT COMPND REMARK HETNAM REVDAT 7 2 1 LINK SITE ATOM REVDAT 6 08-MAY-19 1QNU 1 REMARK LINK REVDAT 5 13-JUN-18 1QNU 1 COMPND SOURCE JRNL DBREF REVDAT 4 30-MAY-18 1QNU 1 TITLE REVDAT 3 24-FEB-09 1QNU 1 VERSN REVDAT 2 20-SEP-00 1QNU 1 HET REVDAT 1 11-APR-00 1QNU 0 JRNL AUTH P.I.KITOV,J.M.SADOWSKA,G.MULVEY,G.D.ARMSTRONG,H.LING, JRNL AUTH 2 N.S.PANNU,R.J.READ,D.R.BUNDLE JRNL TITL SHIGA-LIKE TOXINS ARE NEUTRALIZED BY TAILORED MULTIVALENT JRNL TITL 2 CARBOHYDRATE LIGANDS. JRNL REF NATURE V. 403 669 2000 JRNL REFN ISSN 0028-0836 JRNL PMID 10688205 JRNL DOI 10.1038/35001095 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.LING,A.BOODHOO,B.HAZES,M.D.CUMMINGS,G.D.ARMSTRONG, REMARK 1 AUTH 2 J.L.BRUNTON,R.J.READ REMARK 1 TITL STRUCTURE OF THE SHIGA-LIKE TOXIN I B-PENTAMER COMPLEXED REMARK 1 TITL 2 WITH AN ANALOGUE OF ITS RECEPTOR BG3 REMARK 1 REF BIOCHEMISTRY V. 37 1777 1998 REMARK 1 REFN ISSN 0006-2960 REMARK 1 PMID 9485303 REMARK 1 DOI 10.1021/BI971806N REMARK 2 REMARK 2 RESOLUTION. 2.23 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.5 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) : 2.23 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1625101.210 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 19150 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : SHELLS REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.184 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.600 REMARK 3 FREE R VALUE TEST SET COUNT : 1064 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) : 2.23 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.37 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2968 REMARK 3 BIN R VALUE (WORKING SET) : 0.2020 REMARK 3 BIN FREE R VALUE : 0.2120 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 141 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2700 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 240 REMARK 3 SOLVENT ATOMS : 80 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.20000 REMARK 3 B22 (A**2) : 5.00000 REMARK 3 B33 (A**2) : -6.19000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 2.85000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.17 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) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.700 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) : 1.080 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.660 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.050 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.180 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.41 REMARK 3 BSOL : 51.44 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : 0.25 ; 5 REMARK 3 GROUP 1 B-FACTOR (A**2) : 4.81 ; 1.0 REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : STARFISH.PAR REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : STARFISH.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1QNU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-OCT-99. REMARK 100 THE DEPOSITION ID IS D_1290004244. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-99 REMARK 200 TEMPERATURE (KELVIN) : 287.0 REMARK 200 PH : 7.00 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/MSC RU- REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : YALE MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19159 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.230 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 5.300 REMARK 200 R MERGE (I) : 0.14800 REMARK 200 R SYM (I) : 0.14800 REMARK 200 FOR THE DATA SET : 3.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.23 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.35 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : 0.29100 REMARK 200 R SYM FOR SHELL (I) : 0.29100 REMARK 200 FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS 0.5 REMARK 200 STARTING MODEL: 1BOS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: COMPLEX PREPARED BY ADDING 15 REMARK 280 MICROLITRES OF BRIDGE-STARFIS (0.35MM) SLOWLY TO 15 MICROLITRES REMARK 280 OF SLT-I B-SUBUNIT (10 MG WHILE AGITATING. HANGING DROPS WERE REMARK 280 PREPARED BY MIXING THI SOLUTION WITH AN EQUAL VOLUME OF REMARK 280 RESERVOIR SOLUTION (28% SA NH4SO4, 2% 2-METHYL-2,4-PENTANEDIOL, REMARK 280 0.1M NACL, 0.1 M HEPES, PH 7.00, VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Y+1/2,Z 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 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 52.23500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.80500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 52.23500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 35.80500 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 300 REMARK: BIOLOGICAL_UNIT: PENTAMER 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DECAMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 TOTAL BURIED SURFACE AREA: 17830 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33650 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -84.1 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G, H, I, J 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 -18.36762 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 53.28302 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 N1 EMB C 393 C2 MEC C 394 2.10 REMARK 500 N1 EMB B 293 C2 MEC B 294 2.16 REMARK 500 O2 GAL I 2 C2 EMB D 493 2.18 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 ALA A 156 59.71 -97.53 REMARK 500 ALA B 256 58.80 -97.83 REMARK 500 SER B 264 -18.71 -140.45 REMARK 500 ALA C 356 57.34 -95.48 REMARK 500 SER C 364 -18.73 -140.99 REMARK 500 ALA D 456 59.35 -95.63 REMARK 500 SER D 464 -18.49 -141.03 REMARK 500 ALA E 556 58.70 -95.78 REMARK 500 SER E 564 -18.03 -140.66 REMARK 500 REMARK 500 REMARK: NULL DBREF 1QNU A 101 169 UNP Q7WZI6 Q7WZI6_ECO57 21 89 DBREF 1QNU B 201 269 UNP Q7WZI6 Q7WZI6_ECO57 21 89 DBREF 1QNU C 301 369 UNP Q7WZI6 Q7WZI6_ECO57 21 89 DBREF 1QNU D 401 469 UNP Q7WZI6 Q7WZI6_ECO57 21 89 DBREF 1QNU E 501 569 UNP Q7WZI6 Q7WZI6_ECO57 21 89 SEQRES 1 A 69 THR PRO ASP CYS VAL THR GLY LYS VAL GLU TYR THR LYS SEQRES 2 A 69 TYR ASN ASP ASP ASP THR PHE THR VAL LYS VAL GLY ASP SEQRES 3 A 69 LYS GLU LEU PHE THR ASN ARG TRP ASN LEU GLN SER LEU SEQRES 4 A 69 LEU LEU SER ALA GLN ILE THR GLY MET THR VAL THR ILE SEQRES 5 A 69 LYS THR ASN ALA CYS HIS ASN GLY GLY GLY PHE SER GLU SEQRES 6 A 69 VAL ILE PHE ARG SEQRES 1 B 69 THR PRO ASP CYS VAL THR GLY LYS VAL GLU TYR THR LYS SEQRES 2 B 69 TYR ASN ASP ASP ASP THR PHE THR VAL LYS VAL GLY ASP SEQRES 3 B 69 LYS GLU LEU PHE THR ASN ARG TRP ASN LEU GLN SER LEU SEQRES 4 B 69 LEU LEU SER ALA GLN ILE THR GLY MET THR VAL THR ILE SEQRES 5 B 69 LYS THR ASN ALA CYS HIS ASN GLY GLY GLY PHE SER GLU SEQRES 6 B 69 VAL ILE PHE ARG SEQRES 1 C 69 THR PRO ASP CYS VAL THR GLY LYS VAL GLU TYR THR LYS SEQRES 2 C 69 TYR ASN ASP ASP ASP THR PHE THR VAL LYS VAL GLY ASP SEQRES 3 C 69 LYS GLU LEU PHE THR ASN ARG TRP ASN LEU GLN SER LEU SEQRES 4 C 69 LEU LEU SER ALA GLN ILE THR GLY MET THR VAL THR ILE SEQRES 5 C 69 LYS THR ASN ALA CYS HIS ASN GLY GLY GLY PHE SER GLU SEQRES 6 C 69 VAL ILE PHE ARG SEQRES 1 D 69 THR PRO ASP CYS VAL THR GLY LYS VAL GLU TYR THR LYS SEQRES 2 D 69 TYR ASN ASP ASP ASP THR PHE THR VAL LYS VAL GLY ASP SEQRES 3 D 69 LYS GLU LEU PHE THR ASN ARG TRP ASN LEU GLN SER LEU SEQRES 4 D 69 LEU LEU SER ALA GLN ILE THR GLY MET THR VAL THR ILE SEQRES 5 D 69 LYS THR ASN ALA CYS HIS ASN GLY GLY GLY PHE SER GLU SEQRES 6 D 69 VAL ILE PHE ARG SEQRES 1 E 69 THR PRO ASP CYS VAL THR GLY LYS VAL GLU TYR THR LYS SEQRES 2 E 69 TYR ASN ASP ASP ASP THR PHE THR VAL LYS VAL GLY ASP SEQRES 3 E 69 LYS GLU LEU PHE THR ASN ARG TRP ASN LEU GLN SER LEU SEQRES 4 E 69 LEU LEU SER ALA GLN ILE THR GLY MET THR VAL THR ILE SEQRES 5 E 69 LYS THR ASN ALA CYS HIS ASN GLY GLY GLY PHE SER GLU SEQRES 6 E 69 VAL ILE PHE ARG HET GLC F 1 12 HET GAL F 2 11 HET GAL F 3 11 HET GLC G 1 12 HET GAL G 2 11 HET GAL G 3 11 HET GLC H 1 12 HET GAL H 2 11 HET GAL H 3 11 HET GLC I 1 12 HET GAL I 2 11 HET GAL I 3 11 HET GLC J 1 12 HET GAL J 2 11 HET GAL J 3 11 HET EMB A 193 7 HET MEC A 194 7 HET EMB B 293 7 HET MEC B 294 7 HET EMB C 393 7 HET MEC C 394 7 HET EMB D 493 7 HET MEC D 494 7 HET EMB E 593 7 HET MEC E 594 7 HETNAM GLC ALPHA-D-GLUCOPYRANOSE HETNAM GAL BETA-D-GALACTOPYRANOSE HETNAM EMB METHYL-CARBAMIC ACID ETHYL ESTER HETNAM MEC ETHYL-CARBAMIC ACID METHYL ESTER HETSYN GLC ALPHA-D-GLUCOSE; D-GLUCOSE; GLUCOSE HETSYN GAL BETA-D-GALACTOSE; D-GALACTOSE; GALACTOSE FORMUL 6 GLC 5(C6 H12 O6) FORMUL 6 GAL 10(C6 H12 O6) FORMUL 11 EMB 5(C4 H9 N O2) FORMUL 12 MEC 5(C4 H9 N O2) FORMUL 21 HOH *80(H2 O) HELIX 1 1 ASN A 135 THR A 146 1 12 HELIX 2 2 ASN B 235 THR B 246 1 12 HELIX 3 3 ASN C 335 THR C 346 1 12 HELIX 4 4 ASN D 435 THR D 446 1 12 HELIX 5 5 ASN E 535 THR E 546 1 12 SHEET 1 A 3 LYS A 127 THR A 131 0 SHEET 2 A 3 PHE A 120 VAL A 124 -1 N VAL A 124 O LYS A 127 SHEET 3 A 3 VAL A 109 TYR A 114 -1 N LYS A 113 O THR A 121 SHEET 1 B 3 GLU A 165 ARG A 169 0 SHEET 2 B 3 THR A 149 LYS A 153 -1 N LYS A 153 O GLU A 165 SHEET 3 B 3 ASP A 103 LYS A 108 -1 N GLY A 107 O VAL A 150 SHEET 1 C 3 LYS B 227 THR B 231 0 SHEET 2 C 3 PHE B 220 VAL B 224 -1 N VAL B 224 O LYS B 227 SHEET 3 C 3 VAL B 209 TYR B 214 -1 N LYS B 213 O THR B 221 SHEET 1 D 3 GLU B 265 ARG B 269 0 SHEET 2 D 3 THR B 249 LYS B 253 -1 N LYS B 253 O GLU B 265 SHEET 3 D 3 ASP B 203 LYS B 208 -1 N GLY B 207 O VAL B 250 SHEET 1 E 3 LYS C 327 THR C 331 0 SHEET 2 E 3 PHE C 320 VAL C 324 -1 N VAL C 324 O LYS C 327 SHEET 3 E 3 VAL C 309 TYR C 314 -1 N LYS C 313 O THR C 321 SHEET 1 F 3 GLU C 365 ARG C 369 0 SHEET 2 F 3 THR C 349 LYS C 353 -1 N LYS C 353 O GLU C 365 SHEET 3 F 3 ASP C 303 LYS C 308 -1 N GLY C 307 O VAL C 350 SHEET 1 G 3 LYS D 427 THR D 431 0 SHEET 2 G 3 PHE D 420 VAL D 424 -1 N VAL D 424 O LYS D 427 SHEET 3 G 3 VAL D 409 TYR D 414 -1 N LYS D 413 O THR D 421 SHEET 1 H 3 GLU D 465 ARG D 469 0 SHEET 2 H 3 THR D 449 LYS D 453 -1 N LYS D 453 O GLU D 465 SHEET 3 H 3 ASP D 403 LYS D 408 -1 N GLY D 407 O VAL D 450 SHEET 1 I 3 LYS E 527 THR E 531 0 SHEET 2 I 3 PHE E 520 VAL E 524 -1 N VAL E 524 O LYS E 527 SHEET 3 I 3 VAL E 509 TYR E 514 -1 N LYS E 513 O THR E 521 SHEET 1 J 3 GLU E 565 ARG E 569 0 SHEET 2 J 3 THR E 549 LYS E 553 -1 N LYS E 553 O GLU E 565 SHEET 3 J 3 ASP E 503 LYS E 508 -1 N GLY E 507 O VAL E 550 SSBOND 1 CYS A 104 CYS A 157 1555 1555 2.04 SSBOND 2 CYS B 204 CYS B 257 1555 1555 2.04 SSBOND 3 CYS C 304 CYS C 357 1555 1555 2.04 SSBOND 4 CYS D 404 CYS D 457 1555 1555 2.05 SSBOND 5 CYS E 504 CYS E 557 1555 1555 2.04 LINK C4 EMB A 193 C2 MEC A 194 1555 1555 1.53 LINK C4 EMB A 193 C2 MEC E 594 2555 1555 1.89 LINK C4 EMB A 193 C2 MEC E 594 1555 2555 1.89 LINK C1 EMB A 193 O2 GAL F 2 1555 1555 1.44 LINK C2 MEC A 194 C4 EMB E 593 1555 2555 1.72 LINK C2 MEC A 194 C4 EMB E 593 2555 1555 1.72 LINK C2 MEC A 194 C2 MEC E 594 2555 1555 2.01 LINK C2 MEC A 194 C2 MEC E 594 1555 2555 2.01 LINK C4 EMB B 293 C2 MEC B 294 1555 1555 1.53 LINK C4 EMB B 293 C2 MEC D 494 1555 2555 1.87 LINK C4 EMB B 293 C2 MEC D 494 2555 1555 1.87 LINK C1 EMB B 293 O2 GAL G 2 1555 1555 1.44 LINK C2 MEC B 294 C4 EMB D 493 2555 1555 2.02 LINK C2 MEC B 294 C4 EMB D 493 1555 2555 2.02 LINK C4 EMB C 393 C2 MEC C 394 2555 1555 1.90 LINK C4 EMB C 393 C2 MEC C 394 1555 1555 1.53 LINK C4 EMB C 393 C2 MEC C 394 1555 2555 1.90 LINK C1 EMB C 393 O2 GAL H 2 1555 1555 1.44 LINK C4 EMB D 493 C2 MEC D 494 1555 1555 1.53 LINK C1 EMB D 493 O2 GAL I 2 1555 1555 1.44 LINK C4 EMB E 593 C2 MEC E 594 1555 1555 1.53 LINK C1 EMB E 593 O2 GAL J 2 1555 1555 1.44 LINK O4 GLC F 1 C1 GAL F 2 1555 1555 1.39 LINK O4 GAL F 2 C1 GAL F 3 1555 1555 1.41 LINK O4 GLC G 1 C1 GAL G 2 1555 1555 1.39 LINK O4 GAL G 2 C1 GAL G 3 1555 1555 1.40 LINK O4 GLC H 1 C1 GAL H 2 1555 1555 1.39 LINK O4 GAL H 2 C1 GAL H 3 1555 1555 1.40 LINK O4 GLC I 1 C1 GAL I 2 1555 1555 1.39 LINK O4 GAL I 2 C1 GAL I 3 1555 1555 1.40 LINK O4 GLC J 1 C1 GAL J 2 1555 1555 1.39 LINK O4 GAL J 2 C1 GAL J 3 1555 1555 1.40 CRYST1 104.470 71.610 56.360 90.00 109.02 90.00 C 1 2 1 20 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 0.009572 0.000000 0.003300 0.00000 SCALE2 0.000000 0.013964 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018768 0.00000 MTRIX1 1 0.382759 0.898950 -0.213035 -0.01800 1 MTRIX2 1 -0.898579 0.308693 -0.311871 0.08500 1 MTRIX3 1 0.214594 0.310801 0.925933 -0.01300 1 MTRIX1 2 -0.616651 0.553131 -0.560167 0.06000 1 MTRIX2 2 -0.551662 -0.811247 -0.193769 0.10100 1 MTRIX3 2 -0.561614 0.189535 0.805398 0.06300 1 MTRIX1 3 -0.612174 -0.555757 -0.562474 0.07800 1 MTRIX2 3 0.557655 -0.807756 0.191180 0.06400 1 MTRIX3 3 -0.560592 -0.196631 0.804408 0.11400 1 MTRIX1 4 0.387512 -0.896514 -0.214701 0.00900 1 MTRIX2 4 0.896586 0.312356 0.313953 -0.06800 1 MTRIX3 4 -0.214400 -0.314159 0.924844 0.08100 1