HEADER DEHALOGENASE 03-MAR-98 1ZRM TITLE CRYSTAL STRUCTURE OF THE REACTION INTERMEDIATE OF L-2-HALOACID TITLE 2 DEHALOGENASE WITH 2-CHLORO-N-BUTYRATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: L-2-HALOACID DEHALOGENASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.8.1.2; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS SP.; SOURCE 3 ORGANISM_TAXID: 66693; SOURCE 4 STRAIN: YL; SOURCE 5 GENE: L-DEX_YL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: JM109; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PUC119; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PBA501; SOURCE 11 EXPRESSION_SYSTEM_GENE: L-DEX_YL KEYWDS DEHALOGENASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.-F.LI,Y.HATA,T.FUJII,T.HISANO,M.NISHIHARA,T.KURIHARA,N.ESAKI REVDAT 6 09-AUG-23 1ZRM 1 REMARK REVDAT 5 31-MAY-23 1ZRM 1 COMPND REMARK SEQADV HETNAM REVDAT 5 2 1 LINK REVDAT 4 14-MAR-18 1ZRM 1 SEQADV REVDAT 3 13-JUL-11 1ZRM 1 VERSN REVDAT 2 24-FEB-09 1ZRM 1 VERSN REVDAT 1 23-MAR-99 1ZRM 0 JRNL AUTH Y.F.LI,Y.HATA,T.FUJII,T.HISANO,M.NISHIHARA,T.KURIHARA, JRNL AUTH 2 N.ESAKI JRNL TITL CRYSTAL STRUCTURES OF REACTION INTERMEDIATES OF L-2-HALOACID JRNL TITL 2 DEHALOGENASE AND IMPLICATIONS FOR THE REACTION MECHANISM. JRNL REF J.BIOL.CHEM. V. 273 15035 1998 JRNL REFN ISSN 0021-9258 JRNL PMID 9614112 JRNL DOI 10.1074/JBC.273.24.15035 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) : 8.00 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) (%) : 75.9 REMARK 3 NUMBER OF REFLECTIONS : 12280 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) : 0.204 REMARK 3 FREE R VALUE : 0.287 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1273 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.09 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 38.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 702 REMARK 3 BIN R VALUE (WORKING SET) : 0.3900 REMARK 3 BIN FREE R VALUE : 0.4660 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.83 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 69 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 : 1746 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 51 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.92 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.16 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) : 0.38 REMARK 3 ESD FROM SIGMAA (A) : 0.49 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) : 0.44 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.58 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.240 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.040 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARA.WATER REMARK 3 PARAMETER FILE 3 : PARA.CPD REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPO.WATER REMARK 3 TOPOLOGY FILE 3 : TOPO.CPD REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1ZRM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000177529. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-JUN-97 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS IIC REMARK 200 DATA SCALING SOFTWARE : R-AXIS IIC REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14454 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.780 REMARK 200 RESOLUTION RANGE LOW (A) : 48.620 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.1 REMARK 200 DATA REDUNDANCY : 2.580 REMARK 200 R MERGE (I) : 0.08300 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) : 1.78 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 74.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.78 REMARK 200 R MERGE FOR SHELL (I) : 0.33400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: 1JUD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.5 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 45.49500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.47000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 45.49500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 31.47000 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: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 3330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17400 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 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 63.46476 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 42.87497 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 ASP A 2 REMARK 465 GLU A 223 REMARK 465 THR A 224 REMARK 465 ALA A 225 REMARK 465 ALA A 226 REMARK 465 GLY A 227 REMARK 465 LYS A 228 REMARK 465 ALA A 229 REMARK 465 GLU A 230 REMARK 465 LYS A 231 REMARK 465 GLY A 232 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 TYR A 3 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ARG A 109 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 220 CG CD OE1 OE2 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 OD1 ASP A 10 C3 BUA A 300 1.44 REMARK 500 O HOH A 514 O HOH A 544 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NH1 ARG A 82 NE2 GLN A 162 4556 2.17 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 ASP A 10 CB - CG - OD1 ANGL. DEV. = -9.8 DEGREES REMARK 500 ASP A 10 CB - CG - OD2 ANGL. DEV. = 6.0 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 LEU A 11 -73.80 -87.17 REMARK 500 ARG A 56 76.17 -119.54 REMARK 500 PRO A 152 33.99 -90.43 REMARK 500 GLU A 203 59.65 -94.47 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 BUA A 300 DBREF 1ZRM A 1 232 UNP Q53464 HAD_PSEUY 1 232 SEQADV 1ZRM ALA A 175 UNP Q53464 SER 175 ENGINEERED MUTATION SEQRES 1 A 232 MET ASP TYR ILE LYS GLY ILE ALA PHE ASP LEU TYR GLY SEQRES 2 A 232 THR LEU PHE ASP VAL HIS SER VAL VAL GLY ARG CYS ASP SEQRES 3 A 232 GLU ALA PHE PRO GLY ARG GLY ARG GLU ILE SER ALA LEU SEQRES 4 A 232 TRP ARG GLN LYS GLN LEU GLU TYR THR TRP LEU ARG SER SEQRES 5 A 232 LEU MET ASN ARG TYR VAL ASN PHE GLN GLN ALA THR GLU SEQRES 6 A 232 ASP ALA LEU ARG PHE THR CYS ARG HIS LEU GLY LEU ASP SEQRES 7 A 232 LEU ASP ALA ARG THR ARG SER THR LEU CYS ASP ALA TYR SEQRES 8 A 232 LEU ARG LEU ALA PRO PHE SER GLU VAL PRO ASP SER LEU SEQRES 9 A 232 ARG GLU LEU LYS ARG ARG GLY LEU LYS LEU ALA ILE LEU SEQRES 10 A 232 SER ASN GLY SER PRO GLN SER ILE ASP ALA VAL VAL SER SEQRES 11 A 232 HIS ALA GLY LEU ARG ASP GLY PHE ASP HIS LEU LEU SER SEQRES 12 A 232 VAL ASP PRO VAL GLN VAL TYR LYS PRO ASP ASN ARG VAL SEQRES 13 A 232 TYR GLU LEU ALA GLU GLN ALA LEU GLY LEU ASP ARG SER SEQRES 14 A 232 ALA ILE LEU PHE VAL ALA SER ASN ALA TRP ASP ALA THR SEQRES 15 A 232 GLY ALA ARG TYR PHE GLY PHE PRO THR CYS TRP ILE ASN SEQRES 16 A 232 ARG THR GLY ASN VAL PHE GLU GLU MET GLY GLN THR PRO SEQRES 17 A 232 ASP TRP GLU VAL THR SER LEU ARG ALA VAL VAL GLU LEU SEQRES 18 A 232 PHE GLU THR ALA ALA GLY LYS ALA GLU LYS GLY HET BUA A 300 6 HETNAM BUA BUTANOIC ACID FORMUL 2 BUA C4 H8 O2 FORMUL 3 HOH *51(H2 O) HELIX 1 1 VAL A 18 ALA A 28 5 11 HELIX 2 2 GLY A 33 LEU A 53 1 21 HELIX 3 3 PHE A 60 LEU A 75 1 16 HELIX 4 4 ALA A 81 ARG A 93 1 13 HELIX 5 5 VAL A 100 ARG A 109 1 10 HELIX 6 6 PRO A 122 HIS A 131 1 10 HELIX 7 7 ARG A 135 GLY A 137 5 3 HELIX 8 8 VAL A 144 VAL A 147 5 4 HELIX 9 9 ASN A 154 LEU A 164 1 11 HELIX 10 10 ARG A 168 ALA A 170 5 3 HELIX 11 11 ALA A 178 PHE A 187 1 10 HELIX 12 12 LEU A 215 VAL A 219 5 5 SHEET 1 A 6 TRP A 210 VAL A 212 0 SHEET 2 A 6 PRO A 190 ILE A 194 1 N TRP A 193 O TRP A 210 SHEET 3 A 6 ILE A 171 ALA A 175 1 N PHE A 173 O PRO A 190 SHEET 4 A 6 GLY A 6 PHE A 9 1 N GLY A 6 O LEU A 172 SHEET 5 A 6 LYS A 113 SER A 118 1 N LYS A 113 O ILE A 7 SHEET 6 A 6 HIS A 140 SER A 143 1 N HIS A 140 O ILE A 116 LINK OD1 ASP A 10 C2 BUA A 300 1555 1555 2.41 CISPEP 1 LYS A 151 PRO A 152 0 0.34 SITE 1 AC1 7 ASP A 10 LEU A 11 TYR A 12 SER A 118 SITE 2 AC1 7 ASN A 119 LYS A 151 ASN A 177 CRYST1 90.990 62.940 50.950 90.00 122.70 90.00 C 1 2 1 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 0.010990 0.000000 0.007056 0.00000 SCALE2 0.000000 0.015888 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023324 0.00000