HEADER TRANSCRIPTION 11-JUL-03 1PZL TITLE CRYSTAL STRUCTURE OF HNF4A LBD IN COMPLEX WITH THE LIGAND AND THE TITLE 2 COACTIVATOR SRC-1 PEPTIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEPATOCYTE NUCLEAR FACTOR 4-ALPHA; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: HNF4A-LDB; COMPND 5 SYNONYM: HNF-4-ALPHA, TRANSCRIPTION FACTOR HNF-4, TRANSCRIPTION COMPND 6 FACTOR 14; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: STEROID RECEPTOR COACTIVATOR-1; COMPND 11 CHAIN: B; COMPND 12 FRAGMENT: NRBOX2 PEPTIDE OF SRC-1; COMPND 13 SYNONYM: SRC-1; COMPND 14 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HNF4A; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE SOURCE 14 OF THE PEPTIDE IS NATURALLY FOUND IN HOMO SAPIENS (HUMAN). KEYWDS TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR K.DUDA,Y.-I.CHI,S.DHE-PAGANON,S.SHOELSON REVDAT 4 14-FEB-24 1PZL 1 REMARK REVDAT 3 27-OCT-21 1PZL 1 REMARK SEQADV REVDAT 2 24-FEB-09 1PZL 1 VERSN REVDAT 1 01-JUN-04 1PZL 0 JRNL AUTH K.DUDA,Y.-I.CHI,S.SHOELSON JRNL TITL STRUCTURAL BASIS FOR HNF-4ALPHA ACTIVATION BY LIGAND AND JRNL TITL 2 COACTIVATOR BINDING JRNL REF J.BIOL.CHEM. V. 279 23311 2004 JRNL REFN ISSN 0021-9258 JRNL PMID 14982928 JRNL DOI 10.1074/JBC.M400864200 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.2 REMARK 3 NUMBER OF REFLECTIONS : 19984 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : 5% DATA REMARK 3 R VALUE (WORKING SET) : 0.226 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 966 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 : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.14 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2882 REMARK 3 BIN FREE R VALUE : 0.3249 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 30 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 : 1920 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 16 REMARK 3 SOLVENT ATOMS : 138 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 29.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.86 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.56800 REMARK 3 B22 (A**2) : 3.56800 REMARK 3 B33 (A**2) : -7.13600 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 18.91 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.746 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1PZL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-JUL-03. REMARK 100 THE DEPOSITION ID IS D_1000019729. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-NOV-02 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97904 REMARK 200 MONOCHROMATOR : SI-DOUBLE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRANDEIS - B2 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20180 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 29.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.1 REMARK 200 DATA REDUNDANCY : 12.00 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04700 REMARK 200 FOR THE DATA SET : 32.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 76.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.22500 REMARK 200 FOR SHELL : 3.590 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM, POTASSIUM TARTRATE, HEPES, REMARK 280 DTT, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 294K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 52.35450 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 40.74550 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 40.74550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 26.17725 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 40.74550 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 40.74550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 78.53175 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 40.74550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 40.74550 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 26.17725 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 40.74550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 40.74550 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 78.53175 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 52.35450 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: 1830 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12130 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -4.0 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 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 SER A 133 REMARK 465 SER A 134 REMARK 465 TYR A 135 REMARK 465 GLU A 136 REMARK 465 SER A 158 REMARK 465 PRO A 159 REMARK 465 VAL A 160 REMARK 465 SER A 161 REMARK 465 GLY A 162 REMARK 465 ILE A 163 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 HIS A 214 38.07 -143.70 REMARK 500 ASP A 239 -6.01 68.46 REMARK 500 ALA A 250 -134.77 48.11 REMARK 500 LEU A 263 -54.99 -121.83 REMARK 500 ASP A 316 30.81 -74.53 REMARK 500 ARG A 317 -149.12 -115.22 REMARK 500 TYR A 319 -83.55 54.76 REMARK 500 ASP A 320 98.19 -48.49 REMARK 500 SER A 321 6.89 173.15 REMARK 500 LYS B 8 -25.22 -140.18 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 MYR A 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1M7W RELATED DB: PDB REMARK 900 HNF4-ALPHA LIGAND BINDING DOMAIN WITH BOUND FATTY ACID REMARK 900 RELATED ID: 1LV2 RELATED DB: PDB REMARK 900 HNF4-GAMMA LIGAND BINDING DOMAIN WITH BOUND FATTY ACID DBREF 1PZL A 133 369 UNP P41235 HNF4A_HUMAN 133 369 DBREF 1PZL B 7 20 GB 1906028 AAB50242 687 700 SEQADV 1PZL LEU A 137 UNP P41235 ASP 137 ENGINEERED MUTATION SEQADV 1PZL ALA A 138 UNP P41235 SER 138 ENGINEERED MUTATION SEQRES 1 A 237 SER SER TYR GLU LEU ALA SER LEU PRO SER ILE ASN ALA SEQRES 2 A 237 LEU LEU GLN ALA GLU VAL LEU SER ARG GLN ILE THR SER SEQRES 3 A 237 PRO VAL SER GLY ILE ASN GLY ASP ILE ARG ALA LYS LYS SEQRES 4 A 237 ILE ALA SER ILE ALA ASP VAL CYS GLU SER MET LYS GLU SEQRES 5 A 237 GLN LEU LEU VAL LEU VAL GLU TRP ALA LYS TYR ILE PRO SEQRES 6 A 237 ALA PHE CYS GLU LEU PRO LEU ASP ASP GLN VAL ALA LEU SEQRES 7 A 237 LEU ARG ALA HIS ALA GLY GLU HIS LEU LEU LEU GLY ALA SEQRES 8 A 237 THR LYS ARG SER MET VAL PHE LYS ASP VAL LEU LEU LEU SEQRES 9 A 237 GLY ASN ASP TYR ILE VAL PRO ARG HIS CYS PRO GLU LEU SEQRES 10 A 237 ALA GLU MET SER ARG VAL SER ILE ARG ILE LEU ASP GLU SEQRES 11 A 237 LEU VAL LEU PRO PHE GLN GLU LEU GLN ILE ASP ASP ASN SEQRES 12 A 237 GLU TYR ALA TYR LEU LYS ALA ILE ILE PHE PHE ASP PRO SEQRES 13 A 237 ASP ALA LYS GLY LEU SER ASP PRO GLY LYS ILE LYS ARG SEQRES 14 A 237 LEU ARG SER GLN VAL GLN VAL SER LEU GLU ASP TYR ILE SEQRES 15 A 237 ASN ASP ARG GLN TYR ASP SER ARG GLY ARG PHE GLY GLU SEQRES 16 A 237 LEU LEU LEU LEU LEU PRO THR LEU GLN SER ILE THR TRP SEQRES 17 A 237 GLN MET ILE GLU GLN ILE GLN PHE ILE LYS LEU PHE GLY SEQRES 18 A 237 MET ALA LYS ILE ASP ASN LEU LEU GLN GLU MET LEU LEU SEQRES 19 A 237 GLY GLY SER SEQRES 1 B 14 HIS LYS ILE LEU HIS ARG LEU LEU GLN GLU GLY SER PRO SEQRES 2 B 14 SER HET MYR A 500 16 HETNAM MYR MYRISTIC ACID FORMUL 3 MYR C14 H28 O2 FORMUL 4 HOH *138(H2 O) HELIX 1 1 SER A 139 ALA A 145 1 7 HELIX 2 2 ALA A 145 GLN A 155 1 11 HELIX 3 3 SER A 174 LYS A 194 1 21 HELIX 4 4 ILE A 196 GLU A 201 1 6 HELIX 5 5 PRO A 203 HIS A 214 1 12 HELIX 6 6 HIS A 214 MET A 228 1 15 HELIX 7 7 CYS A 246 GLU A 251 5 6 HELIX 8 8 MET A 252 LEU A 263 1 12 HELIX 9 9 LEU A 263 GLN A 271 1 9 HELIX 10 10 ASP A 273 PHE A 286 1 14 HELIX 11 11 ASP A 295 ASP A 316 1 22 HELIX 12 12 GLY A 323 LEU A 330 1 8 HELIX 13 13 LEU A 330 PHE A 352 1 23 HELIX 14 14 ASP A 358 LEU A 366 1 9 HELIX 15 15 LYS B 8 SER B 18 1 11 SHEET 1 A 2 VAL A 233 LEU A 235 0 SHEET 2 A 2 ILE A 241 PRO A 243 -1 O VAL A 242 N LEU A 234 SITE 1 AC1 8 SER A 181 GLN A 185 ALA A 223 ARG A 226 SITE 2 AC1 8 LEU A 236 GLY A 237 ILE A 349 HOH A 506 CRYST1 81.491 81.491 104.709 90.00 90.00 90.00 P 41 21 2 8 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 0.012271 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012271 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009550 0.00000