HEADER OXIDOREDUCTASE 14-JAN-97 1DOR TITLE DIHYDROOROTATE DEHYDROGENASE A FROM LACTOCOCCUS LACTIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIHYDROOROTATE DEHYDROGENASE A; COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.3.3.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LACTOCOCCUS LACTIS; SOURCE 3 ORGANISM_TAXID: 1358 KEYWDS OXIDOREDUCTASE, PYRIMIDINE NUCLEOTIDE BIOSYNTHESIS EXPDTA X-RAY DIFFRACTION AUTHOR P.ROWLAND,S.LARSEN REVDAT 3 07-FEB-24 1DOR 1 REMARK REVDAT 2 24-FEB-09 1DOR 1 VERSN REVDAT 1 21-APR-97 1DOR 0 JRNL AUTH P.ROWLAND,F.S.NIELSEN,K.F.JENSEN,S.LARSEN JRNL TITL THE CRYSTAL STRUCTURE OF THE FLAVIN CONTAINING ENZYME JRNL TITL 2 DIHYDROOROTATE DEHYDROGENASE A FROM LACTOCOCCUS LACTIS. JRNL REF STRUCTURE V. 5 239 1997 JRNL REFN ISSN 0969-2126 JRNL PMID 9032071 JRNL DOI 10.1016/S0969-2126(97)00182-2 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH F.S.NIELSEN,P.ROWLAND,S.LARSEN,K.F.JENSEN REMARK 1 TITL PURIFICATION AND CHARACTERIZATION OF DIHYDROOROTATE REMARK 1 TITL 2 DEHYDROGENASE A FROM LACTOCOCCUS LACTIS, CRYSTALLIZATION AND REMARK 1 TITL 3 PRELIMINARY X-RAY DIFFRACTION STUDIES OF THE ENZYME REMARK 1 REF PROTEIN SCI. V. 5 852 1996 REMARK 1 REFN ISSN 0961-8368 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) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 50732 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : R-FREE REMARK 3 FREE R VALUE TEST SET SELECTION : THIN SHELLS REMARK 3 R VALUE (WORKING SET) : 0.168 REMARK 3 FREE R VALUE : 0.212 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2060 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.03 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 90.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2234 REMARK 3 BIN R VALUE (WORKING SET) : 0.2530 REMARK 3 BIN FREE R VALUE : 0.2860 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 103 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.028 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4818 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 62 REMARK 3 SOLVENT ATOMS : 353 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.70 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : 0.20 REMARK 3 LOW RESOLUTION CUTOFF (A) : 25.0 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) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.591 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.44 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.685 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) : 2.000 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 2.600 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : UNRESTRAINED 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 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : PARAM11.DNA REMARK 3 PARAMETER FILE 4 : PARAM.FMN REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : TOPH11.DNA REMARK 3 TOPOLOGY FILE 4 : TOPOLOGY.FMN REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DOR 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_1000172877. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : AUG-95 REMARK 200 TEMPERATURE (KELVIN) : 288 REMARK 200 PH : 8.5 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : COLLIMATOR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 50757 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05200 REMARK 200 FOR THE DATA SET : 22.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.8 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.23400 REMARK 200 FOR SHELL : 4.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLISED FROM A REMARK 280 SOLUTION CONTAINING 30% PEG 6000, 0.2M SODIUM ACETATE AND 0.1M REMARK 280 TRIS-HCL, PH 8.5. REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 54.61500 REMARK 290 SMTRY3 2 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 REMARK 350 TOTAL BURIED SURFACE AREA: 6180 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22570 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 400 REMARK 400 COMPOUND REMARK 400 CYSTEINE RESIDUES A 130 AND B 130 ARE PROBABLY OXIDIZED IN REMARK 400 THIS CRYSTAL STRUCTURE. BOTH HAVE EXTRA SIDE CHAIN DENSITY REMARK 400 BEYOND THEIR SG ATOMS, AND IN AN FO-FC DIFFERENCE MAP REMARK 400 CALCULATED USING THE REFINED PROTEIN PHASES THE TWO LARGEST REMARK 400 POSITIVE PEAKS CORRESPOND TO THESE POSITIONS. THESE TWO REMARK 400 PEAKS ARE PROBABLY DUE TO A SINGLE OXYGEN ATOM COVALENTLY REMARK 400 BONDED TO THE CYSTEINE SG ATOMS. THE COORDINATES OF THE REMARK 400 TWO FO-FC PEAKS ARE AS FOLLOWS. REMARK 400 REMARK 400 A 130 PEAK (7.387,47.288,16.024) 2.4 ANGSTROMS FROM A 130 S REMARK 400 B 130 PEAK (5.540,17.078,22.161) 2.1 ANGSTROMS FROM B 130 S REMARK 400 REMARK 400 ATOMS HAVE NOT BEEN INCLUDED IN THESE POSITIONS AND WERE REMARK 400 NOT INCLUDED DURING ANY OF THE REFINEMENT STEPS. SEE MAIN REMARK 400 JOURNAL REFERENCE FOR FURTHER DETAILS. 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 CYS A 23 29.50 -153.83 REMARK 500 ASN A 90 70.89 -66.45 REMARK 500 SER A 129 39.67 -149.68 REMARK 500 PHE A 156 -26.45 -147.15 REMARK 500 GLU A 252 -13.69 -141.95 REMARK 500 LYS A 307 30.23 -87.65 REMARK 500 CYS B 23 30.82 -151.02 REMARK 500 ASN B 90 70.85 -61.53 REMARK 500 SER B 129 38.03 -147.31 REMARK 500 LYS B 307 34.41 -93.23 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 FMN A 312 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN B 312 DBREF 1DOR A 1 311 UNP P54321 PYRDA_LACLC 1 311 DBREF 1DOR B 1 311 UNP P54321 PYRDA_LACLC 1 311 SEQRES 1 A 311 MET LEU ASN THR THR PHE ALA ASN ALA LYS PHE ALA ASN SEQRES 2 A 311 PRO PHE MET ASN ALA SER GLY VAL HIS CYS MET THR ILE SEQRES 3 A 311 GLU ASP LEU GLU GLU LEU LYS ALA SER GLN ALA GLY ALA SEQRES 4 A 311 TYR ILE THR LYS SER SER THR LEU GLU LYS ARG GLU GLY SEQRES 5 A 311 ASN PRO LEU PRO ARG TYR VAL ASP LEU GLU LEU GLY SER SEQRES 6 A 311 ILE ASN SER MET GLY LEU PRO ASN LEU GLY PHE ASP TYR SEQRES 7 A 311 TYR LEU ASP TYR VAL LEU LYS ASN GLN LYS GLU ASN ALA SEQRES 8 A 311 GLN GLU GLY PRO ILE PHE PHE SER ILE ALA GLY MET SER SEQRES 9 A 311 ALA ALA GLU ASN ILE ALA MET LEU LYS LYS ILE GLN GLU SEQRES 10 A 311 SER ASP PHE SER GLY ILE THR GLU LEU ASN LEU SER CYS SEQRES 11 A 311 PRO ASN VAL PRO GLY LYS PRO GLN LEU ALA TYR ASP PHE SEQRES 12 A 311 GLU ALA THR GLU LYS LEU LEU LYS GLU VAL PHE THR PHE SEQRES 13 A 311 PHE THR LYS PRO LEU GLY VAL LYS LEU PRO PRO TYR PHE SEQRES 14 A 311 ASP LEU VAL HIS PHE ASP ILE MET ALA GLU ILE LEU ASN SEQRES 15 A 311 GLN PHE PRO LEU THR TYR VAL ASN SER VAL ASN SER ILE SEQRES 16 A 311 GLY ASN GLY LEU PHE ILE ASP PRO GLU ALA GLU SER VAL SEQRES 17 A 311 VAL ILE LYS PRO LYS ASP GLY PHE GLY GLY ILE GLY GLY SEQRES 18 A 311 ALA TYR ILE LYS PRO THR ALA LEU ALA ASN VAL ARG ALA SEQRES 19 A 311 PHE TYR THR ARG LEU LYS PRO GLU ILE GLN ILE ILE GLY SEQRES 20 A 311 THR GLY GLY ILE GLU THR GLY GLN ASP ALA PHE GLU HIS SEQRES 21 A 311 LEU LEU CYS GLY ALA THR MET LEU GLN ILE GLY THR ALA SEQRES 22 A 311 LEU HIS LYS GLU GLY PRO ALA ILE PHE ASP ARG ILE ILE SEQRES 23 A 311 LYS GLU LEU GLU GLU ILE MET ASN GLN LYS GLY TYR GLN SEQRES 24 A 311 SER ILE ALA ASP PHE HIS GLY LYS LEU LYS SER LEU SEQRES 1 B 311 MET LEU ASN THR THR PHE ALA ASN ALA LYS PHE ALA ASN SEQRES 2 B 311 PRO PHE MET ASN ALA SER GLY VAL HIS CYS MET THR ILE SEQRES 3 B 311 GLU ASP LEU GLU GLU LEU LYS ALA SER GLN ALA GLY ALA SEQRES 4 B 311 TYR ILE THR LYS SER SER THR LEU GLU LYS ARG GLU GLY SEQRES 5 B 311 ASN PRO LEU PRO ARG TYR VAL ASP LEU GLU LEU GLY SER SEQRES 6 B 311 ILE ASN SER MET GLY LEU PRO ASN LEU GLY PHE ASP TYR SEQRES 7 B 311 TYR LEU ASP TYR VAL LEU LYS ASN GLN LYS GLU ASN ALA SEQRES 8 B 311 GLN GLU GLY PRO ILE PHE PHE SER ILE ALA GLY MET SER SEQRES 9 B 311 ALA ALA GLU ASN ILE ALA MET LEU LYS LYS ILE GLN GLU SEQRES 10 B 311 SER ASP PHE SER GLY ILE THR GLU LEU ASN LEU SER CYS SEQRES 11 B 311 PRO ASN VAL PRO GLY LYS PRO GLN LEU ALA TYR ASP PHE SEQRES 12 B 311 GLU ALA THR GLU LYS LEU LEU LYS GLU VAL PHE THR PHE SEQRES 13 B 311 PHE THR LYS PRO LEU GLY VAL LYS LEU PRO PRO TYR PHE SEQRES 14 B 311 ASP LEU VAL HIS PHE ASP ILE MET ALA GLU ILE LEU ASN SEQRES 15 B 311 GLN PHE PRO LEU THR TYR VAL ASN SER VAL ASN SER ILE SEQRES 16 B 311 GLY ASN GLY LEU PHE ILE ASP PRO GLU ALA GLU SER VAL SEQRES 17 B 311 VAL ILE LYS PRO LYS ASP GLY PHE GLY GLY ILE GLY GLY SEQRES 18 B 311 ALA TYR ILE LYS PRO THR ALA LEU ALA ASN VAL ARG ALA SEQRES 19 B 311 PHE TYR THR ARG LEU LYS PRO GLU ILE GLN ILE ILE GLY SEQRES 20 B 311 THR GLY GLY ILE GLU THR GLY GLN ASP ALA PHE GLU HIS SEQRES 21 B 311 LEU LEU CYS GLY ALA THR MET LEU GLN ILE GLY THR ALA SEQRES 22 B 311 LEU HIS LYS GLU GLY PRO ALA ILE PHE ASP ARG ILE ILE SEQRES 23 B 311 LYS GLU LEU GLU GLU ILE MET ASN GLN LYS GLY TYR GLN SEQRES 24 B 311 SER ILE ALA ASP PHE HIS GLY LYS LEU LYS SER LEU HET FMN A 312 31 HET FMN B 312 31 HETNAM FMN FLAVIN MONONUCLEOTIDE HETSYN FMN RIBOFLAVIN MONOPHOSPHATE FORMUL 3 FMN 2(C17 H21 N4 O9 P) FORMUL 5 HOH *353(H2 O) HELIX 1 AH1 THR A 25 SER A 35 1 11 HELIX 2 AH2 GLY A 75 GLU A 89 1 15 HELIX 3 AH3 SER A 104 SER A 118 1 15 HELIX 4 AHA GLN A 138 TYR A 141 5 4 HELIX 5 AH4 ASP A 142 PHE A 154 1 13 HELIX 6 AH5 ASP A 170 ASN A 182 1 13 HELIX 7 AH6 GLY A 221 THR A 237 1 17 HELIX 8 AH7 THR A 253 GLY A 264 1 12 HELIX 9 AHB GLY A 271 GLY A 278 1 8 HELIX 10 AH8 ALA A 280 GLY A 297 1 18 HELIX 11 AHC SER A 300 PHE A 304 5 5 HELIX 12 BH1 THR B 25 SER B 35 1 11 HELIX 13 BH2 GLY B 75 GLU B 89 1 15 HELIX 14 BH3 SER B 104 SER B 118 1 15 HELIX 15 BHA GLN B 138 TYR B 141 5 4 HELIX 16 BH4 ASP B 142 PHE B 154 1 13 HELIX 17 BH5 ASP B 170 ASN B 182 1 13 HELIX 18 BH6 GLY B 221 THR B 237 1 17 HELIX 19 BH7 THR B 253 GLY B 264 1 12 HELIX 20 BHB GLY B 271 GLY B 278 1 8 HELIX 21 BH8 ALA B 280 GLY B 297 1 18 HELIX 22 BHC SER B 300 PHE B 304 5 5 SHEET 1 AS1 2 THR A 4 PHE A 6 0 SHEET 2 AS1 2 ALA A 9 PHE A 11 -1 N ALA A 9 O PHE A 6 SHEET 1 AS2 9 PRO A 14 ALA A 18 0 SHEET 2 AS2 9 ALA A 39 LYS A 43 1 N ALA A 39 O PHE A 15 SHEET 3 AS2 9 ILE A 96 ILE A 100 1 N PHE A 97 O TYR A 40 SHEET 4 AS2 9 ILE A 123 LEU A 128 1 N ILE A 123 O ILE A 96 SHEET 5 AS2 9 PRO A 160 LEU A 165 1 O PRO A 160 N THR A 124 SHEET 6 AS2 9 THR A 187 VAL A 192 1 N THR A 187 O LEU A 161 SHEET 7 AS2 9 GLN A 244 GLY A 249 1 N GLN A 244 O THR A 187 SHEET 8 AS2 9 MET A 267 ILE A 270 1 O MET A 267 N GLY A 247 SHEET 9 AS2 9 PRO A 14 ALA A 18 1 O PRO A 14 N LEU A 268 SHEET 1 AS3 4 ARG A 57 LEU A 61 0 SHEET 2 AS3 4 GLY A 64 SER A 68 -1 N GLY A 64 O LEU A 61 SHEET 3 AS3 4 PHE A 216 GLY A 220 -1 N GLY A 218 O ASN A 67 SHEET 4 AS3 4 ILE A 195 ASN A 197 -1 N ILE A 195 O ILE A 219 SHEET 1 AS4 2 GLY A 198 ASP A 202 0 SHEET 2 AS4 2 SER A 207 VAL A 209 -1 N SER A 207 O ASP A 202 SHEET 1 BS1 2 THR B 4 PHE B 6 0 SHEET 2 BS1 2 ALA B 9 PHE B 11 -1 N ALA B 9 O PHE B 6 SHEET 1 BS2 9 PRO B 14 ALA B 18 0 SHEET 2 BS2 9 ALA B 39 LYS B 43 1 N ALA B 39 O PHE B 15 SHEET 3 BS2 9 ILE B 96 ILE B 100 1 N PHE B 97 O TYR B 40 SHEET 4 BS2 9 ILE B 123 LEU B 128 1 N ILE B 123 O ILE B 96 SHEET 5 BS2 9 PRO B 160 LEU B 165 1 O PRO B 160 N THR B 124 SHEET 6 BS2 9 THR B 187 VAL B 192 1 N THR B 187 O LEU B 161 SHEET 7 BS2 9 GLN B 244 GLY B 249 1 N GLN B 244 O THR B 187 SHEET 8 BS2 9 MET B 267 ILE B 270 1 O MET B 267 N GLY B 247 SHEET 9 BS2 9 PRO B 14 ALA B 18 1 O PRO B 14 N LEU B 268 SHEET 1 BS3 4 ARG B 57 LEU B 61 0 SHEET 2 BS3 4 GLY B 64 SER B 68 -1 N GLY B 64 O LEU B 61 SHEET 3 BS3 4 PHE B 216 GLY B 220 -1 N GLY B 218 O ASN B 67 SHEET 4 BS3 4 ILE B 195 ASN B 197 -1 N ILE B 195 O ILE B 219 SHEET 1 BS4 2 GLY B 198 ASP B 202 0 SHEET 2 BS4 2 SER B 207 VAL B 209 -1 N SER B 207 O ASP B 202 CISPEP 1 LEU A 55 PRO A 56 0 -1.15 CISPEP 2 SER A 191 VAL A 192 0 1.44 CISPEP 3 LEU B 55 PRO B 56 0 0.35 CISPEP 4 SER B 191 VAL B 192 0 2.18 SITE 1 AC1 20 ALA A 18 SER A 19 GLY A 20 LYS A 43 SITE 2 AC1 20 SER A 44 ASN A 67 ASN A 127 LYS A 164 SITE 3 AC1 20 VAL A 192 ASN A 193 GLY A 221 THR A 248 SITE 4 AC1 20 GLY A 249 GLY A 250 GLY A 271 THR A 272 SITE 5 AC1 20 HOH A1006 HOH A1008 HOH A1012 HOH A1022 SITE 1 AC2 20 ALA B 18 SER B 19 GLY B 20 LYS B 43 SITE 2 AC2 20 SER B 44 ASN B 67 ASN B 127 LYS B 164 SITE 3 AC2 20 VAL B 192 ASN B 193 GLY B 221 THR B 248 SITE 4 AC2 20 GLY B 249 GLY B 250 GLY B 271 THR B 272 SITE 5 AC2 20 HOH B1001 HOH B1011 HOH B1013 HOH B1018 CRYST1 54.190 109.230 67.170 90.00 104.50 90.00 P 1 21 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 0.018454 0.000000 0.004772 0.00000 SCALE2 0.000000 0.009155 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015377 0.00000 MTRIX1 1 0.872800 0.004900 0.488100 -8.65000 1 MTRIX2 1 0.005200 -1.000000 0.000800 64.21230 1 MTRIX3 1 0.488100 0.001900 -0.872800 32.44270 1