HEADER HORMONE/GROWTH FACTOR RECEPTOR 21-MAR-03 1OT7 TITLE STRUCTURAL BASIS FOR 3-DEOXY-CDCA BINDING AND ACTIVATION OF FXR COMPND MOL_ID: 1; COMPND 2 MOLECULE: BILE ACID RECEPTOR; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: LIGAND BINDING DOMAIN; COMPND 5 SYNONYM: FXR; FARNESOID X-ACTIVATED RECEPTOR; FARNESOL RECEPTOR HRR- COMPND 6 1; RETINOID X RECEPTOR-INTERACTING PROTEIN 14; RXR-INTERACTING COMPND 7 PROTEIN 14; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: DODECAMER PEPTIDE FRAGMENT OF RPGR-INTERACTING PROTEIN 1; COMPND 11 CHAIN: C, D, E; COMPND 12 FRAGMENT: GRIP1 NID3; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: NR1H4; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-16B; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN HUMANS KEYWDS BILE ACID, NUCLEAR RECEPTOR, COACTIVATOR, LIGAND BINDING DOMAIN, FXR, KEYWDS 2 HORMONE-GROWTH FACTOR RECEPTOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR L.Z.MI,S.DEVARAKONDA,J.M.HARP,Q.HAN,R.PELLICCIARI,T.M.WILLSON, AUTHOR 2 S.KHORASANIZADEH,F.RASTINEJAD REVDAT 4 03-APR-24 1OT7 1 REMARK REVDAT 3 14-FEB-24 1OT7 1 REMARK REVDAT 2 24-FEB-09 1OT7 1 VERSN REVDAT 1 23-MAR-04 1OT7 0 JRNL AUTH L.Z.MI,S.DEVARAKONDA,J.M.HARP,Q.HAN,R.PELLICCIARI, JRNL AUTH 2 T.M.WILLSON,S.KHORASANIZADEH,F.RASTINEJAD JRNL TITL STRUCTURAL BASIS FOR BILE ACID BINDING AND ACTIVATION OF THE JRNL TITL 2 NUCLEAR RECEPTOR FXR JRNL REF MOL.CELL V. 11 1093 2003 JRNL REFN ISSN 1097-2765 JRNL PMID 12718893 JRNL DOI 10.1016/S1097-2765(03)00112-6 REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.96 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 75.4 REMARK 3 NUMBER OF REFLECTIONS : 12771 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) : 0.233 REMARK 3 FREE R VALUE : 0.279 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.900 REMARK 3 FREE R VALUE TEST SET COUNT : 880 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 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) : 2.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.03 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 43.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 862 REMARK 3 BIN R VALUE (WORKING SET) : 0.3710 REMARK 3 BIN FREE R VALUE : 0.3830 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 55 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.052 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4055 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 57 REMARK 3 SOLVENT ATOMS : 28 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 44.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 82.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -9.90000 REMARK 3 B22 (A**2) : 21.86000 REMARK 3 B33 (A**2) : -11.96000 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) : 0.55 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.46 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.950 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : GROUP 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 : FLAT MODEL REMARK 3 KSOL : 0.24 REMARK 3 BSOL : 18.18 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : 6ECDCA.PAR REMARK 3 PARAMETER FILE 4 : 7ACDCA.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : 6ECDCA.TOP REMARK 3 TOPOLOGY FILE 4 : 7ACDCA.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1OT7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-MAR-03. REMARK 100 THE DEPOSITION ID IS D_1000018645. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-OCT-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0670 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16726 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07100 REMARK 200 FOR THE DATA SET : 14.4100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.5 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.45800 REMARK 200 FOR SHELL : 2.000 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: RAR LBD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, ETHYLENE GLYCOL, PIPES, REMARK 280 AMMONIUM SULFATE, PH 6.4, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 282K 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 49.76800 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 53.56450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 49.76800 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 53.56450 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 ONE OF THE SUBUNITS(A OR B). 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 APPLY THE FOLLOWING TO CHAINS: A, C 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, D, E 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 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 THR A 240 OG1 CG2 REMARK 470 THR B 240 OG1 CG2 REMARK 470 ASP C 12 CG OD1 OD2 REMARK 470 ASP E 12 CG OD1 OD2 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 O LEU A 316 OG SER A 320 2.12 REMARK 500 O MET A 325 OG SER A 329 2.14 REMARK 500 O GLY B 319 NH2 ARG B 392 2.18 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 GLU A 241 -146.31 -63.02 REMARK 500 LEU A 242 88.64 106.64 REMARK 500 THR A 248 -71.94 -60.11 REMARK 500 SER A 258 35.07 -98.63 REMARK 500 LYS A 259 -76.35 -91.57 REMARK 500 GLN A 260 -77.04 -43.57 REMARK 500 ARG A 261 151.75 73.16 REMARK 500 THR A 267 -72.79 -62.66 REMARK 500 GLU A 273 155.64 63.78 REMARK 500 PHE A 275 -130.44 7.48 REMARK 500 SER A 276 116.59 72.76 REMARK 500 PRO A 303 134.56 -36.68 REMARK 500 ALA A 321 -57.22 -26.73 REMARK 500 PHE A 333 -82.72 -51.88 REMARK 500 LYS A 335 126.65 73.25 REMARK 500 LYS A 336 104.27 38.48 REMARK 500 PRO A 338 14.77 -65.35 REMARK 500 ALA A 342 -49.65 174.34 REMARK 500 LYS A 351 80.67 64.11 REMARK 500 SER A 352 29.77 -157.24 REMARK 500 ASP A 356 1.25 -57.39 REMARK 500 GLN A 393 -31.40 -34.78 REMARK 500 ASN A 423 -88.90 -89.88 REMARK 500 PRO A 424 -86.96 -92.15 REMARK 500 GLN A 425 -23.16 68.13 REMARK 500 ARG A 433 -30.91 -39.71 REMARK 500 MET A 449 0.02 -64.25 REMARK 500 ASN A 454 -81.69 67.65 REMARK 500 ASP A 455 10.94 -175.30 REMARK 500 ASP A 467 -48.47 70.42 REMARK 500 GLU B 241 -173.26 -69.47 REMARK 500 MET B 262 45.34 39.27 REMARK 500 GLN B 264 87.34 90.87 REMARK 500 THR B 267 -68.23 -109.82 REMARK 500 LYS B 272 17.64 -142.84 REMARK 500 SER B 276 46.83 -94.55 REMARK 500 ALA B 277 -147.16 -97.33 REMARK 500 VAL B 292 -70.24 -68.18 REMARK 500 LYS B 300 -5.94 -52.53 REMARK 500 PRO B 303 -78.99 -7.64 REMARK 500 PHE B 305 -49.50 -16.91 REMARK 500 LEU B 308 156.35 -47.74 REMARK 500 ALA B 321 -84.41 -38.98 REMARK 500 ASN B 334 -2.43 62.98 REMARK 500 LYS B 335 160.47 -49.81 REMARK 500 LEU B 337 -53.60 115.27 REMARK 500 PRO B 338 138.40 -28.70 REMARK 500 ALA B 339 -20.93 109.15 REMARK 500 ASP B 343 -38.98 -38.51 REMARK 500 ARG B 350 23.73 -70.88 REMARK 500 REMARK 500 THIS ENTRY HAS 68 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 IU5 B 1002 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IU5 B 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CHC A 1001 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1OSV RELATED DB: PDB DBREF 1OT7 A 240 468 UNP Q62735 NR1H4_RAT 240 468 DBREF 1OT7 B 240 468 UNP Q62735 NR1H4_RAT 240 468 DBREF 1OT7 C 1 12 PDB 1OT7 1OT7 1 12 DBREF 1OT7 D 1 12 PDB 1OT7 1OT7 1 12 DBREF 1OT7 E 1 12 PDB 1OT7 1OT7 1 12 SEQRES 1 A 229 THR GLU LEU THR VAL ASP GLN GLN THR LEU LEU ASP TYR SEQRES 2 A 229 ILE MET ASP SER TYR SER LYS GLN ARG MET PRO GLN GLU SEQRES 3 A 229 ILE THR ASN LYS ILE LEU LYS GLU GLU PHE SER ALA GLU SEQRES 4 A 229 GLU ASN PHE LEU ILE LEU THR GLU MET ALA THR SER HIS SEQRES 5 A 229 VAL GLN ILE LEU VAL GLU PHE THR LYS ARG LEU PRO GLY SEQRES 6 A 229 PHE GLN THR LEU ASP HIS GLU ASP GLN ILE ALA LEU LEU SEQRES 7 A 229 LYS GLY SER ALA VAL GLU ALA MET PHE LEU ARG SER ALA SEQRES 8 A 229 GLU ILE PHE ASN LYS LYS LEU PRO ALA GLY HIS ALA ASP SEQRES 9 A 229 LEU LEU GLU GLU ARG ILE ARG LYS SER GLY ILE SER ASP SEQRES 10 A 229 GLU TYR ILE THR PRO MET PHE SER PHE TYR LYS SER VAL SEQRES 11 A 229 GLY GLU LEU LYS MET THR GLN GLU GLU TYR ALA LEU LEU SEQRES 12 A 229 THR ALA ILE VAL ILE LEU SER PRO ASP ARG GLN TYR ILE SEQRES 13 A 229 LYS ASP ARG GLU ALA VAL GLU LYS LEU GLN GLU PRO LEU SEQRES 14 A 229 LEU ASP VAL LEU GLN LYS LEU CYS LYS ILE TYR GLN PRO SEQRES 15 A 229 GLU ASN PRO GLN HIS PHE ALA CYS LEU LEU GLY ARG LEU SEQRES 16 A 229 THR GLU LEU ARG THR PHE ASN HIS HIS HIS ALA GLU MET SEQRES 17 A 229 LEU MET SER TRP ARG VAL ASN ASP HIS LYS PHE THR PRO SEQRES 18 A 229 LEU LEU CYS GLU ILE TRP ASP VAL SEQRES 1 B 229 THR GLU LEU THR VAL ASP GLN GLN THR LEU LEU ASP TYR SEQRES 2 B 229 ILE MET ASP SER TYR SER LYS GLN ARG MET PRO GLN GLU SEQRES 3 B 229 ILE THR ASN LYS ILE LEU LYS GLU GLU PHE SER ALA GLU SEQRES 4 B 229 GLU ASN PHE LEU ILE LEU THR GLU MET ALA THR SER HIS SEQRES 5 B 229 VAL GLN ILE LEU VAL GLU PHE THR LYS ARG LEU PRO GLY SEQRES 6 B 229 PHE GLN THR LEU ASP HIS GLU ASP GLN ILE ALA LEU LEU SEQRES 7 B 229 LYS GLY SER ALA VAL GLU ALA MET PHE LEU ARG SER ALA SEQRES 8 B 229 GLU ILE PHE ASN LYS LYS LEU PRO ALA GLY HIS ALA ASP SEQRES 9 B 229 LEU LEU GLU GLU ARG ILE ARG LYS SER GLY ILE SER ASP SEQRES 10 B 229 GLU TYR ILE THR PRO MET PHE SER PHE TYR LYS SER VAL SEQRES 11 B 229 GLY GLU LEU LYS MET THR GLN GLU GLU TYR ALA LEU LEU SEQRES 12 B 229 THR ALA ILE VAL ILE LEU SER PRO ASP ARG GLN TYR ILE SEQRES 13 B 229 LYS ASP ARG GLU ALA VAL GLU LYS LEU GLN GLU PRO LEU SEQRES 14 B 229 LEU ASP VAL LEU GLN LYS LEU CYS LYS ILE TYR GLN PRO SEQRES 15 B 229 GLU ASN PRO GLN HIS PHE ALA CYS LEU LEU GLY ARG LEU SEQRES 16 B 229 THR GLU LEU ARG THR PHE ASN HIS HIS HIS ALA GLU MET SEQRES 17 B 229 LEU MET SER TRP ARG VAL ASN ASP HIS LYS PHE THR PRO SEQRES 18 B 229 LEU LEU CYS GLU ILE TRP ASP VAL SEQRES 1 C 12 GLU ASN ALA LEU LEU ARG TYR LEU LEU ASP LYS ASP SEQRES 1 D 12 GLU ASN ALA LEU LEU ARG TYR LEU LEU ASP LYS ASP SEQRES 1 E 12 GLU ASN ALA LEU LEU ARG TYR LEU LEU ASP LYS ASP HET CHC A1001 30 HET IU5 B1002 27 HETNAM CHC 6-ETHYL-CHENODEOXYCHOLIC ACID HETNAM IU5 ISO-URSODEOXYCHOLIC ACID FORMUL 6 CHC C26 H44 O4 FORMUL 7 IU5 C24 H40 O4 FORMUL 8 HOH *28(H2 O) HELIX 1 1 THR A 243 SER A 258 1 16 HELIX 2 2 PRO A 263 LYS A 269 1 7 HELIX 3 3 SER A 276 THR A 299 1 24 HELIX 4 4 LYS A 300 LEU A 302 5 3 HELIX 5 5 GLY A 304 LEU A 308 5 5 HELIX 6 6 ASP A 309 ASN A 334 1 26 HELIX 7 7 ALA A 342 ARG A 350 1 9 HELIX 8 8 TYR A 358 LEU A 372 1 15 HELIX 9 9 THR A 375 LEU A 388 1 14 HELIX 10 10 ARG A 398 GLN A 420 1 23 HELIX 11 11 GLN A 425 MET A 449 1 25 HELIX 12 12 THR A 459 TRP A 466 1 8 HELIX 13 13 THR B 243 LYS B 259 1 17 HELIX 14 14 GLN B 264 LYS B 269 1 6 HELIX 15 15 LYS B 269 GLU B 274 1 6 HELIX 16 16 GLU B 278 LYS B 300 1 23 HELIX 17 17 HIS B 310 GLY B 319 1 10 HELIX 18 18 SER B 320 PHE B 333 1 14 HELIX 19 19 HIS B 341 ARG B 350 1 10 HELIX 20 20 SER B 355 GLY B 370 1 16 HELIX 21 21 GLU B 371 LYS B 373 5 3 HELIX 22 22 THR B 375 LEU B 388 1 14 HELIX 23 23 ASP B 397 GLN B 420 1 24 HELIX 24 24 GLN B 425 TRP B 451 1 27 HELIX 25 25 THR B 459 ASP B 467 1 9 HELIX 26 26 ASN C 2 ASP C 10 1 9 HELIX 27 27 ASN D 2 LEU D 8 1 7 HELIX 28 28 LEU E 4 LEU E 9 1 6 CISPEP 1 ASN A 423 PRO A 424 0 3.01 SITE 1 AC1 13 MET B 287 ALA B 288 HIS B 291 MET B 325 SITE 2 AC1 13 PHE B 326 ARG B 328 SER B 329 ILE B 332 SITE 3 AC1 13 PHE B 333 ILE B 349 TYR B 358 TYR B 366 SITE 4 AC1 13 HIS B 444 SITE 1 AC2 12 MET A 262 ALA A 288 HIS A 291 PHE A 326 SITE 2 AC2 12 ARG A 328 SER A 329 ILE A 332 ILE A 349 SITE 3 AC2 12 TYR A 358 PHE A 363 TYR A 366 HIS A 444 CRYST1 99.536 107.129 69.203 90.00 90.00 90.00 P 21 21 2 12 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 0.010047 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009335 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014450 0.00000