HEADER HYDROLASE 11-APR-00 1ESU TITLE S235A MUTANT OF TEM1 BETA-LACTAMASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SERINE BETA-LACTAMASE, HYDROLASE, ANTIBIOTIC RESISTANCE EXPDTA X-RAY DIFFRACTION AUTHOR E.FONZE,P.CHARLIER REVDAT 5 13-NOV-24 1ESU 1 REMARK REVDAT 4 03-NOV-21 1ESU 1 REMARK SEQADV REVDAT 3 04-OCT-17 1ESU 1 REMARK REVDAT 2 24-FEB-09 1ESU 1 VERSN REVDAT 1 03-MAY-00 1ESU 0 JRNL AUTH E.FONZE,P.CHARLIER,Y.TO'TH,M.VERMEIRE,X.RAQUET,A.DUBUS, JRNL AUTH 2 J.M.FRERE JRNL TITL TEM1 BETA-LACTAMASE STRUCTURE SOLVED BY MOLECULAR JRNL TITL 2 REPLACEMENT AND REFINED STRUCTURE OF THE S235A MUTANT. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 51 682 1995 JRNL REFN ISSN 0907-4449 JRNL PMID 15299797 JRNL DOI 10.1107/S0907444994014496 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 81.0 REMARK 3 NUMBER OF REFLECTIONS : 12848 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.162 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.07 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 59.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 909 REMARK 3 BIN R VALUE (WORKING SET) : 0.2200 REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2026 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 137 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.18 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) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 3.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.400 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) : 1.360 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.860 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.880 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.330 ; 2.500 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 : PARAM19X.PRO REMARK 3 PARAMETER FILE 2 : PARAM.SO4 REMARK 3 PARAMETER FILE 3 : TIP3P.PARAMETER REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19X.PEP REMARK 3 TOPOLOGY FILE 2 : TOP.SO4 REMARK 3 TOPOLOGY FILE 3 : TIP3P.TOPOLOGY REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1ESU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-APR-00. REMARK 100 THE DEPOSITION ID IS D_1000010862. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-OCT-93 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 7.0 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 : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS-NICOLET X100 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : X-GEN REMARK 200 DATA SCALING SOFTWARE : X-GEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16584 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.767 REMARK 200 RESOLUTION RANGE LOW (A) : 37.912 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 72.4 REMARK 200 DATA REDUNDANCY : 2.700 REMARK 200 R MERGE (I) : 0.03500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 35.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.77 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.87 REMARK 200 COMPLETENESS FOR SHELL (%) : 29.6 REMARK 200 DATA REDUNDANCY IN SHELL : 1.86 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: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: IMIDAZOLE 0.1M PH7.0, AMMONIUM SULFATE REMARK 280 43 TO 48%, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 292K 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 20.96550 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.37300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.62250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.37300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.96550 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.62250 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 MONOMER 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 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 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 HIS A 26 NE2 HIS A 26 CD2 -0.070 REMARK 500 HIS A 158 NE2 HIS A 158 CD2 -0.068 REMARK 500 HIS A 289 NE2 HIS A 289 CD2 -0.075 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 61 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 65 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG A 120 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 164 NE - CZ - NH1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 164 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 TRP A 165 CE2 - CD2 - CG ANGL. DEV. = -5.1 DEGREES REMARK 500 ARG A 191 NE - CZ - NH1 ANGL. DEV. = 5.0 DEGREES REMARK 500 ARG A 191 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 204 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 TRP A 210 CD1 - CG - CD2 ANGL. DEV. = 6.5 DEGREES REMARK 500 TRP A 210 CE2 - CD2 - CG ANGL. DEV. = -5.0 DEGREES REMARK 500 TRP A 229 CD1 - CG - CD2 ANGL. DEV. = 6.0 DEGREES REMARK 500 TRP A 229 CE2 - CD2 - CG ANGL. DEV. = -4.9 DEGREES REMARK 500 ARG A 244 NE - CZ - NH1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ARG A 244 NE - CZ - NH2 ANGL. DEV. = -6.3 DEGREES REMARK 500 ARG A 259 NE - CZ - NH1 ANGL. DEV. = 4.6 DEGREES REMARK 500 ARG A 275 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 TRP A 290 CD1 - CG - CD2 ANGL. DEV. = 8.0 DEGREES REMARK 500 TRP A 290 CE2 - CD2 - CG ANGL. DEV. = -6.3 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 MET A 69 -146.80 59.62 REMARK 500 TYR A 105 73.94 60.62 REMARK 500 LEU A 220 -120.38 -99.00 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 105 0.08 SIDE CHAIN 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 291 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1XPB RELATED DB: PDB REMARK 900 1XPB CONTAINS THE WILD TYPE PROTEIN DBREF 1ESU A 26 288 UNP P62593 BLAT_ECOLI 24 286 SEQADV 1ESU VAL A 84 UNP P62593 ILE 82 CONFLICT SEQADV 1ESU ALA A 235 UNP P62593 SER 233 ENGINEERED MUTATION SEQRES 1 A 263 HIS PRO GLU THR LEU VAL LYS VAL LYS ASP ALA GLU ASP SEQRES 2 A 263 GLN LEU GLY ALA ARG VAL GLY TYR ILE GLU LEU ASP LEU SEQRES 3 A 263 ASN SER GLY LYS ILE LEU GLU SER PHE ARG PRO GLU GLU SEQRES 4 A 263 ARG PHE PRO MET MET SER THR PHE LYS VAL LEU LEU CYS SEQRES 5 A 263 GLY ALA VAL LEU SER ARG VAL ASP ALA GLY GLN GLU GLN SEQRES 6 A 263 LEU GLY ARG ARG ILE HIS TYR SER GLN ASN ASP LEU VAL SEQRES 7 A 263 GLU TYR SER PRO VAL THR GLU LYS HIS LEU THR ASP GLY SEQRES 8 A 263 MET THR VAL ARG GLU LEU CYS SER ALA ALA ILE THR MET SEQRES 9 A 263 SER ASP ASN THR ALA ALA ASN LEU LEU LEU THR THR ILE SEQRES 10 A 263 GLY GLY PRO LYS GLU LEU THR ALA PHE LEU HIS ASN MET SEQRES 11 A 263 GLY ASP HIS VAL THR ARG LEU ASP ARG TRP GLU PRO GLU SEQRES 12 A 263 LEU ASN GLU ALA ILE PRO ASN ASP GLU ARG ASP THR THR SEQRES 13 A 263 MET PRO ALA ALA MET ALA THR THR LEU ARG LYS LEU LEU SEQRES 14 A 263 THR GLY GLU LEU LEU THR LEU ALA SER ARG GLN GLN LEU SEQRES 15 A 263 ILE ASP TRP MET GLU ALA ASP LYS VAL ALA GLY PRO LEU SEQRES 16 A 263 LEU ARG SER ALA LEU PRO ALA GLY TRP PHE ILE ALA ASP SEQRES 17 A 263 LYS ALA GLY ALA GLY GLU ARG GLY SER ARG GLY ILE ILE SEQRES 18 A 263 ALA ALA LEU GLY PRO ASP GLY LYS PRO SER ARG ILE VAL SEQRES 19 A 263 VAL ILE TYR THR THR GLY SER GLN ALA THR MET ASP GLU SEQRES 20 A 263 ARG ASN ARG GLN ILE ALA GLU ILE GLY ALA SER LEU ILE SEQRES 21 A 263 LYS HIS TRP HET SO4 A 291 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *137(H2 O) HELIX 1 1 HIS A 26 GLY A 41 1 16 HELIX 2 2 THR A 71 ALA A 86 1 16 HELIX 3 3 SER A 98 LEU A 102 5 5 HELIX 4 4 VAL A 108 HIS A 112 5 5 HELIX 5 5 VAL A 119 SER A 130 1 12 HELIX 6 6 ASP A 131 GLY A 143 1 13 HELIX 7 7 GLY A 144 MET A 155 1 12 HELIX 8 8 PRO A 167 GLU A 171 5 5 HELIX 9 9 MET A 182 GLY A 196 1 15 HELIX 10 10 THR A 200 ALA A 213 1 14 HELIX 11 11 LEU A 220 LEU A 225 1 6 HELIX 12 12 THR A 271 HIS A 289 1 19 SHEET 1 A 5 ILE A 55 PHE A 60 0 SHEET 2 A 5 ARG A 43 ASP A 50 -1 N TYR A 46 O PHE A 60 SHEET 3 A 5 ARG A 259 THR A 266 -1 O ILE A 260 N LEU A 49 SHEET 4 A 5 ARG A 244 GLY A 251 -1 O ARG A 244 N THR A 265 SHEET 5 A 5 PHE A 230 ALA A 237 -1 N PHE A 230 O GLY A 251 SHEET 1 B 2 PHE A 66 PRO A 67 0 SHEET 2 B 2 THR A 180 THR A 181 -1 N THR A 181 O PHE A 66 SHEET 1 C 2 ARG A 94 ILE A 95 0 SHEET 2 C 2 MET A 117 THR A 118 -1 O MET A 117 N ILE A 95 SSBOND 1 CYS A 77 CYS A 123 1555 1555 2.01 CISPEP 1 GLU A 166 PRO A 167 0 -3.48 SITE 1 AC1 9 SER A 70 SER A 130 ALA A 235 GLY A 236 SITE 2 AC1 9 ALA A 237 ARG A 244 HOH A 293 HOH A 295 SITE 3 AC1 9 HOH A 428 CRYST1 41.931 63.245 88.746 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 0.023849 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015812 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011268 0.00000