HEADER LYASE 26-NOV-01 1GQN TITLE NATIVE 3-DEHYDROQUINASE FROM SALMONELLA TYPHI COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3-DEHYDROQUINATE DEHYDRATASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 3-DEHYDROQUINASE; COMPND 5 EC: 4.2.1.10; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMONELLA TYPHI; SOURCE 3 ORGANISM_TAXID: 601; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_PLASMID: TRC PROMOTER; SOURCE 7 EXPRESSION_SYSTEM_GENE: AROD KEYWDS LYASE, 3-DEHYDROQUINATE DEHYDRATASE, SHIKIMATE PATHWAY, A/B BARREL EXPDTA X-RAY DIFFRACTION AUTHOR W.-H.LEE,L.A.PERLES,R.A.P.NAGEM,I.POLIKARPOV,L.SAWYER REVDAT 5 13-DEC-23 1GQN 1 REMARK REVDAT 4 24-JUL-19 1GQN 1 REMARK REVDAT 3 24-FEB-09 1GQN 1 VERSN REVDAT 2 05-MAY-05 1GQN 1 JRNL REVDAT 1 20-NOV-03 1GQN 0 JRNL AUTH W.-H.LEE,L.A.PERLES,A.K.SHRIVE,A.HAWKINS,L.SAWYER, JRNL AUTH 2 I.POLIKARPOV JRNL TITL COMPARISON OF DIFFERENT CRYSTAL FORMS OF 3-DEHYDROQUINASE JRNL TITL 2 FROM SALMONELLA TYPHI AND ITS IMPLICATIONS FOR ENZYME JRNL TITL 3 ACTIVITY JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 58 798 2002 JRNL REFN ISSN 0907-4449 JRNL PMID 11976491 JRNL DOI 10.1107/S0907444902003918 REMARK 2 REMARK 2 RESOLUTION. 1.78 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.78 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 11.75 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 22422 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) : NULL REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4618 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1934 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 181 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.018 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.038 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.047 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1GQN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 26-NOV-01. REMARK 100 THE DEPOSITION ID IS D_1290004126. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-OCT-94 REMARK 200 TEMPERATURE (KELVIN) : 277.0 REMARK 200 PH : 6.00 REMARK 200 NUMBER OF CRYSTALS USED : 3 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X31 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.928 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : NULL 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 : 22422 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.780 REMARK 200 RESOLUTION RANGE LOW (A) : 11.750 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 200 DATA REDUNDANCY : 4.120 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05100 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.80 REMARK 200 R MERGE FOR SHELL (I) : 0.03800 REMARK 200 R SYM FOR SHELL (I) : 0.29400 REMARK 200 FOR SHELL : 3.000 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: COMPLEXED 3-DEHYDROQUINASE STRUCTURE SOLVED MIR REMARK 200 METHODS (ON HOLD AS 1QFE.PDB) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000 (1:3, W/V), 100 MM CITRATE REMARK 280 -PHOSPHATE PH 5.0 TO 6.5, PRECIPITANT TO BUFFER RATIO >> 4:6 TO REMARK 280 3:7, PH 6.00 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 24.39000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 56.16500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.39000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 56.16500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 48.78000 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 400 REMARK 400 COMPOUND REMARK 400 INVOLVED IN THE SYNTHESIS OF AROMATIC AMINO ACIDS. 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 OG SER A 156 O HOH A 2117 1.87 REMARK 500 OG SER A 156 O HOH A 2119 1.91 REMARK 500 O GLU A 89 O HOH A 2072 2.14 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 PRO A 199 C VAL A 200 N -0.147 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 MET A 23 CG - SD - CE ANGL. DEV. = 9.8 DEGREES REMARK 500 TYR A 37 CB - CG - CD2 ANGL. DEV. = -4.2 DEGREES REMARK 500 TYR A 37 CB - CG - CD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 38 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 38 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG A 69 NE - CZ - NH1 ANGL. DEV. = -6.4 DEGREES REMARK 500 ARG A 82 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 102 CD - NE - CZ ANGL. DEV. = 17.3 DEGREES REMARK 500 ARG A 102 NE - CZ - NH1 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG A 102 NE - CZ - NH2 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 111 CB - CG - OD2 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP A 123 CB - CG - OD1 ANGL. DEV. = -5.9 DEGREES REMARK 500 ALA A 131 O - C - N ANGL. DEV. = -10.0 DEGREES REMARK 500 VAL A 136 CA - CB - CG1 ANGL. DEV. = 10.2 DEGREES REMARK 500 PHE A 145 CB - CG - CD1 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG A 159 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ASP A 180 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 MET A 191 CA - CB - CG ANGL. DEV. = 12.7 DEGREES REMARK 500 ARG A 198 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 198 NE - CZ - NH2 ANGL. DEV. = -5.6 DEGREES REMARK 500 PRO A 199 CA - C - N ANGL. DEV. = 18.2 DEGREES REMARK 500 PRO A 199 O - C - N ANGL. DEV. = -11.7 DEGREES REMARK 500 VAL A 200 C - N - CA ANGL. DEV. = 26.3 DEGREES REMARK 500 MET A 247 CG - SD - CE ANGL. DEV. = 9.8 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 LYS A 7 -131.66 58.64 REMARK 500 ASP A 54 53.06 -92.58 REMARK 500 ALA A 206 -175.44 65.04 REMARK 500 LYS A 229 179.26 52.30 REMARK 500 GLN A 230 101.08 17.99 REMARK 500 SER A 232 -61.78 -94.99 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 VAL A 200 10.80 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1L9W RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF 3-DEHYDROQUINASE FROM SALMONELLA REMARK 900 TYPHICOMPLEXED WITH REACTION PRODUCT REMARK 900 RELATED ID: 1QFE RELATED DB: PDB REMARK 900 THE STRUCTURE OF TYPE I 3-DEHYDROQUINATE DEHYDRATASE FROM REMARK 900 SALMONELLA TYPHI DBREF 1GQN A 1 252 UNP P24670 AROD_SALTI 1 252 SEQRES 1 A 252 MET LYS THR VAL THR VAL LYS ASN LEU ILE ILE GLY GLU SEQRES 2 A 252 GLY MET PRO LYS ILE ILE VAL SER LEU MET GLY ARG ASP SEQRES 3 A 252 ILE ASN SER VAL LYS ALA GLU ALA LEU ALA TYR ARG GLU SEQRES 4 A 252 ALA THR PHE ASP ILE LEU GLU TRP ARG VAL ASP HIS PHE SEQRES 5 A 252 MET ASP ILE ALA SER THR GLN SER VAL LEU THR ALA ALA SEQRES 6 A 252 ARG VAL ILE ARG ASP ALA MET PRO ASP ILE PRO LEU LEU SEQRES 7 A 252 PHE THR PHE ARG SER ALA LYS GLU GLY GLY GLU GLN THR SEQRES 8 A 252 ILE THR THR GLN HIS TYR LEU THR LEU ASN ARG ALA ALA SEQRES 9 A 252 ILE ASP SER GLY LEU VAL ASP MET ILE ASP LEU GLU LEU SEQRES 10 A 252 PHE THR GLY ASP ALA ASP VAL LYS ALA THR VAL ASP TYR SEQRES 11 A 252 ALA HIS ALA HIS ASN VAL TYR VAL VAL MET SER ASN HIS SEQRES 12 A 252 ASP PHE HIS GLN THR PRO SER ALA GLU GLU MET VAL SER SEQRES 13 A 252 ARG LEU ARG LYS MET GLN ALA LEU GLY ALA ASP ILE PRO SEQRES 14 A 252 LYS ILE ALA VAL MET PRO GLN SER LYS HIS ASP VAL LEU SEQRES 15 A 252 THR LEU LEU THR ALA THR LEU GLU MET GLN GLN HIS TYR SEQRES 16 A 252 ALA ASP ARG PRO VAL ILE THR MET SER MET ALA LYS GLU SEQRES 17 A 252 GLY VAL ILE SER ARG LEU ALA GLY GLU VAL PHE GLY SER SEQRES 18 A 252 ALA ALA THR PHE GLY ALA VAL LYS GLN ALA SER ALA PRO SEQRES 19 A 252 GLY GLN ILE ALA VAL ASN ASP LEU ARG SER VAL LEU MET SEQRES 20 A 252 ILE LEU HIS ASN ALA FORMUL 2 HOH *181(H2 O) HELIX 1 1 ASP A 26 ARG A 38 1 13 HELIX 2 2 ASP A 50 PHE A 52 5 3 HELIX 3 3 SER A 57 MET A 72 1 16 HELIX 4 4 SER A 83 GLY A 87 5 5 HELIX 5 5 THR A 93 GLY A 108 1 16 HELIX 6 6 GLY A 120 HIS A 134 1 15 HELIX 7 7 SER A 150 LEU A 164 1 15 HELIX 8 8 SER A 177 TYR A 195 1 19 HELIX 9 9 GLY A 209 ALA A 215 1 7 HELIX 10 10 ALA A 215 GLY A 220 1 6 HELIX 11 11 ALA A 238 ASN A 251 1 14 SHEET 1 AA 2 VAL A 4 VAL A 6 0 SHEET 2 AA 2 LEU A 9 ILE A 11 -1 O LEU A 9 N VAL A 6 SHEET 1 AB 8 ILE A 201 SER A 204 0 SHEET 2 AB 8 ILE A 168 VAL A 173 1 O PRO A 169 N ILE A 201 SHEET 3 AB 8 TYR A 137 ASP A 144 1 O VAL A 138 N ILE A 168 SHEET 4 AB 8 MET A 112 GLU A 116 1 O ILE A 113 N VAL A 139 SHEET 5 AB 8 LEU A 77 THR A 80 1 O PHE A 79 N ASP A 114 SHEET 6 AB 8 ILE A 44 ARG A 48 1 O LEU A 45 N LEU A 78 SHEET 7 AB 8 LYS A 17 LEU A 22 1 O VAL A 20 N GLU A 46 SHEET 8 AB 8 ALA A 223 PHE A 225 1 O THR A 224 N ILE A 19 CRYST1 48.780 112.330 42.940 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 0.020500 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008902 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023288 0.00000