HEADER ISOMERASE 06-OCT-01 1K49 TITLE CRYSTAL STRUCTURE OF 3,4-DIHYDROXY-2-BUTANONE 4-PHOSPHATE SYNTHASE TITLE 2 (CATION FREE FORM) COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3,4-DIHYDROXY-2-BUTANONE 4-PHOSPHATE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 EC: 5.4.99.-; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MAGNAPORTHE GRISEA; SOURCE 3 ORGANISM_TAXID: 148305; SOURCE 4 GENE: RICE BLAST FUNGI; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET-24A(+) KEYWDS DIHYDROXYBUTANONE PHOSPHATE SYNTHASE, RIBOFLAVIN BIOSYNTHESIS, KEYWDS 2 ANTIMICROBIAL TARGET, STRUCTURE-BASED DESIGN, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR D.-I.LIAO,Y.-J.ZHENG,P.V.VIITANEN,D.B.JORDAN REVDAT 7 16-AUG-23 1K49 1 REMARK REVDAT 6 04-APR-18 1K49 1 REMARK REVDAT 5 16-NOV-11 1K49 1 HETATM REVDAT 4 13-JUL-11 1K49 1 VERSN REVDAT 3 24-FEB-09 1K49 1 VERSN REVDAT 2 01-APR-03 1K49 1 JRNL REVDAT 1 06-MAR-02 1K49 0 JRNL AUTH D.I.LIAO,Y.J.ZHENG,P.V.VIITANEN,D.B.JORDAN JRNL TITL STRUCTURAL DEFINITION OF THE ACTIVE SITE AND CATALYTIC JRNL TITL 2 MECHANISM OF 3,4-DIHYDROXY-2-BUTANONE-4-PHOSPHATE SYNTHASE. JRNL REF BIOCHEMISTRY V. 41 1795 2002 JRNL REFN ISSN 0006-2960 JRNL PMID 11827524 JRNL DOI 10.1021/BI015652U REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT 5E REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 30209 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.201 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3000 REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 30209 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1566 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 224 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.015 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.400 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1K49 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-OCT-01. REMARK 100 THE DEPOSITION ID IS D_1000014541. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-98 REMARK 200 TEMPERATURE (KELVIN) : 105 REMARK 200 PH : 6.5 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MSC FOCUSING MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30209 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.6 REMARK 200 DATA REDUNDANCY : 3.650 REMARK 200 R MERGE (I) : 0.04200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 26.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 36.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.20 REMARK 200 R MERGE FOR SHELL (I) : 0.27000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.500 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: E. COLI ENZYME STRUCTURE (1G57) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.54 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: LI2SO4, MES-NAOH, PEG5000 MONOMETHYL REMARK 280 ETHER, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 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 26.84850 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.91300 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.84850 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.91300 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: THE BIOLOGICAL ASSEMBLY IS A HOMODIMER. APPLYING THE REMARK 300 FOLLOWING SYMMETRY RELATED OPERATION ON THE COORDINATES OF THE REMARK 300 MONOMER IN THE ASYMMETIRC UNIT WOULD GENERATE THE 2ND HALF OF THE REMARK 300 DIMER. ROTATION MATRIX -1.00000 0.00000 0.00000 0.00000 -1.00000 REMARK 300 0.00000 0.00000 0.00000 1.00000 TRANSLATION -1, -1, 0 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 5240 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15610 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -137.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A1205 LIES ON A SPECIAL POSITION. 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 PRO A 2 REMARK 465 SER A 3 REMARK 465 THR A 4 REMARK 465 ASP A 5 REMARK 465 SER A 6 REMARK 465 ILE A 7 REMARK 465 PRO A 8 REMARK 465 LYS A 9 REMARK 465 SER A 10 REMARK 465 THR A 84 REMARK 465 HIS A 85 REMARK 465 ASN A 86 REMARK 465 ALA A 87 REMARK 465 ASP A 88 REMARK 465 PRO A 89 REMARK 465 ARG A 90 REMARK 465 LYS A 226 REMARK 465 LEU A 227 REMARK 465 GLU A 228 REMARK 465 THR A 229 REMARK 465 ASN A 230 REMARK 465 GLY A 231 REMARK 465 SER A 232 REMARK 465 GLY A 233 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 GLU A 72 CD GLU A 72 OE2 0.073 REMARK 500 GLU A 155 CD GLU A 155 OE2 0.074 REMARK 500 GLU A 181 CD GLU A 181 OE2 0.091 REMARK 500 GLU A 198 CD GLU A 198 OE2 0.073 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 ARG A 36 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 36 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 ARG A 73 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ASP A 78 CB - CG - OD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ASP A 78 CB - CG - OD2 ANGL. DEV. = -8.4 DEGREES REMARK 500 ASP A 99 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ASP A 99 CB - CG - OD2 ANGL. DEV. = -6.1 DEGREES REMARK 500 ASP A 125 CB - CG - OD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 125 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ARG A 132 NE - CZ - NH1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ARG A 132 NE - CZ - NH2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ARG A 141 NE - CZ - NH2 ANGL. DEV. = -4.3 DEGREES REMARK 500 ASP A 177 CB - CG - OD1 ANGL. DEV. = 6.5 DEGREES REMARK 500 ASP A 177 CB - CG - OD2 ANGL. DEV. = -6.1 DEGREES REMARK 500 ASP A 178 CB - CG - OD2 ANGL. DEV. = -8.1 DEGREES REMARK 500 ASP A 197 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 204 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG A 205 NE - CZ - NH1 ANGL. DEV. = 3.0 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 ARG A 36 -137.88 -100.01 REMARK 500 THR A 106 -94.04 -113.69 REMARK 500 ARG A 151 47.76 -78.01 REMARK 500 PRO A 168 46.96 -76.38 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1004 DBREF 1K49 A 1 233 UNP Q8TG90 Q8TG90_MAGGR 1 233 SEQRES 1 A 233 MET PRO SER THR ASP SER ILE PRO LYS SER ASN PHE ASP SEQRES 2 A 233 ALA ILE PRO ASP VAL ILE GLN ALA PHE LYS ASN GLY GLU SEQRES 3 A 233 PHE VAL VAL VAL LEU ASP ASP PRO SER ARG GLU ASN GLU SEQRES 4 A 233 ALA ASP LEU ILE ILE ALA ALA GLU SER VAL THR THR GLU SEQRES 5 A 233 GLN MET ALA PHE MET VAL ARG HIS SER SER GLY LEU ILE SEQRES 6 A 233 CYS ALA PRO LEU THR PRO GLU ARG THR THR ALA LEU ASP SEQRES 7 A 233 LEU PRO GLN MET VAL THR HIS ASN ALA ASP PRO ARG GLY SEQRES 8 A 233 THR ALA TYR THR VAL SER VAL ASP ALA GLU HIS PRO SER SEQRES 9 A 233 THR THR THR GLY ILE SER ALA HIS ASP ARG ALA LEU ALA SEQRES 10 A 233 CYS ARG MET LEU ALA ALA PRO ASP ALA GLN PRO SER HIS SEQRES 11 A 233 PHE ARG ARG PRO GLY HIS VAL PHE PRO LEU ARG ALA VAL SEQRES 12 A 233 ALA GLY GLY VAL ARG ALA ARG ARG GLY HIS THR GLU ALA SEQRES 13 A 233 GLY VAL GLU LEU CYS ARG LEU ALA GLY LYS ARG PRO VAL SEQRES 14 A 233 ALA VAL ILE SER GLU ILE VAL ASP ASP GLY GLN GLU VAL SEQRES 15 A 233 GLU GLY ARG ALA VAL ARG ALA ALA PRO GLY MET LEU ARG SEQRES 16 A 233 GLY ASP GLU CYS VAL ALA PHE ALA ARG ARG TRP GLY LEU SEQRES 17 A 233 LYS VAL CYS THR ILE GLU ASP MET ILE ALA HIS VAL GLU SEQRES 18 A 233 LYS THR GLU GLY LYS LEU GLU THR ASN GLY SER GLY HET SO4 A1001 5 HET SO4 A1002 5 HET SO4 A1003 5 HET SO4 A1004 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 4(O4 S 2-) FORMUL 6 HOH *224(H2 O) HELIX 1 1 ALA A 14 ASN A 24 1 11 HELIX 2 2 THR A 50 HIS A 60 1 11 HELIX 3 3 THR A 70 ASP A 78 1 9 HELIX 4 4 SER A 110 ALA A 123 1 14 HELIX 5 5 GLN A 127 SER A 129 5 3 HELIX 6 6 GLY A 145 ALA A 149 5 5 HELIX 7 7 GLY A 152 ALA A 164 1 13 HELIX 8 8 ARG A 195 TRP A 206 1 12 HELIX 9 9 ILE A 213 GLY A 225 1 13 SHEET 1 A 4 ALA A 170 GLU A 174 0 SHEET 2 A 4 ALA A 40 ALA A 45 -1 N ILE A 44 O VAL A 171 SHEET 3 A 4 VAL A 28 LEU A 31 -1 N VAL A 30 O ASP A 41 SHEET 4 A 4 LYS A 209 THR A 212 1 O CYS A 211 N LEU A 31 SHEET 1 B 3 CYS A 66 LEU A 69 0 SHEET 2 B 3 PHE A 131 ARG A 141 1 O LEU A 140 N LEU A 69 SHEET 3 B 3 VAL A 98 ALA A 100 -1 N VAL A 98 O VAL A 137 SHEET 1 C 2 VAL A 176 ASP A 177 0 SHEET 2 C 2 GLY A 192 MET A 193 -1 O GLY A 192 N ASP A 177 CISPEP 1 ARG A 133 PRO A 134 0 -1.90 SITE 1 AC1 8 ARG A 36 THR A 92 ARG A 150 GLY A 152 SITE 2 AC1 8 HIS A 153 THR A 154 HOH A1112 HOH A1161 SITE 1 AC2 6 GLN A 81 ARG A 141 ARG A 205 HOH A1080 SITE 2 AC2 6 HOH A1085 HOH A1175 SITE 1 AC3 4 GLY A 192 MET A 193 ARG A 195 HOH A1070 SITE 1 AC4 7 ARG A 59 ARG A 188 HOH A1014 HOH A1090 SITE 2 AC4 7 HOH A1135 HOH A1174 HOH A1224 CRYST1 53.697 87.826 43.958 90.00 90.00 90.00 P 21 21 2 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 0.018623 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011386 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022749 0.00000