PDB Short entry for 1ILH HEADER GENE REGULATION 08-MAY-01 1ILH TITLE CRYSTAL STRUCTURE OF HUMAN PREGNANE X RECEPTOR LIGAND BINDING DOMAIN TITLE 2 BOUND TO SR12813 COMPND MOL_ID: 1; COMPND 2 MOLECULE: ORPHAN NUCLEAR RECEPTOR PXR; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: LIGAND BINDING DOMAIN; COMPND 5 SYNONYM: PREGNANE X RECEPTOR; COMPND 6 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: PXR; 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: PRSETA KEYWDS NUCLEAR RECEPTOR, MULTIPLE BINDING MODES, XENOBIOTIC, PROMISCUOUS, KEYWDS 2 LIGAND, GENE REGULATION EXPDTA X-RAY DIFFRACTION AUTHOR R.E.WATKINS,M.R.REDINBO REVDAT 3 16-AUG-23 1ILH 1 REMARK SEQADV REVDAT 2 24-FEB-09 1ILH 1 VERSN REVDAT 1 27-JUN-01 1ILH 0 JRNL AUTH R.E.WATKINS,G.B.WISELY,L.B.MOORE,J.L.COLLINS,M.H.LAMBERT, JRNL AUTH 2 S.P.WILLIAMS,T.M.WILLSON,S.A.KLIEWER,M.R.REDINBO JRNL TITL THE HUMAN NUCLEAR XENOBIOTIC RECEPTOR PXR: STRUCTURAL JRNL TITL 2 DETERMINANTS OF DIRECTED PROMISCUITY. JRNL REF SCIENCE V. 292 2329 2001 JRNL REFN ISSN 0036-8075 JRNL PMID 11408620 JRNL DOI 10.1126/SCIENCE.1060762 REMARK 2 REMARK 2 RESOLUTION. 2.76 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) : 2.76 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.86 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2779068.440 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 133315 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) : 0.222 REMARK 3 FREE R VALUE : 0.282 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.300 REMARK 3 FREE R VALUE TEST SET COUNT : 997 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 : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.75 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.92 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1318 REMARK 3 BIN R VALUE (WORKING SET) : 0.2770 REMARK 3 BIN FREE R VALUE : 0.3630 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 132 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.032 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2141 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 33 REMARK 3 SOLVENT ATOMS : 166 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 35.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 46.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.13000 REMARK 3 B22 (A**2) : 4.13000 REMARK 3 B33 (A**2) : -8.26000 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) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.29 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) : 0.47 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.40 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.920 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) : 1.420 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.510 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 10.180; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 11.450; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.31 REMARK 3 BSOL : 40.16 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 : SR12813.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : SR12813.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1ILH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-MAY-01. REMARK 100 THE DEPOSITION ID IS D_1000013391. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-DEC-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SAGITALLY FOCUSED SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 133315 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.760 REMARK 200 RESOLUTION RANGE LOW (A) : 19.860 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 14.00 REMARK 200 R MERGE (I) : 0.09800 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 25.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.8 REMARK 200 DATA REDUNDANCY IN SHELL : 14.00 REMARK 200 R MERGE FOR SHELL (I) : 0.40000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1DB1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.82 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: ISOPROPANOL, IMIDAZOLE, GLYCEROL, REMARK 280 SODIUM CHLORIDE, TRIS-HCL, PH 7.2, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 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 42.65100 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 45.67250 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 45.67250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 63.97650 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 45.67250 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 45.67250 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 21.32550 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 45.67250 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 45.67250 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 63.97650 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 45.67250 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 45.67250 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 21.32550 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 42.65100 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: 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 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 119 REMARK 465 LYS A 120 REMARK 465 LYS A 121 REMARK 465 GLY A 122 REMARK 465 HIS A 123 REMARK 465 HIS A 124 REMARK 465 HIS A 125 REMARK 465 HIS A 126 REMARK 465 HIS A 127 REMARK 465 HIS A 128 REMARK 465 GLY A 129 REMARK 465 SER A 130 REMARK 465 GLU A 131 REMARK 465 ARG A 132 REMARK 465 THR A 133 REMARK 465 GLY A 134 REMARK 465 THR A 135 REMARK 465 GLN A 136 REMARK 465 PRO A 137 REMARK 465 LEU A 138 REMARK 465 GLY A 139 REMARK 465 VAL A 140 REMARK 465 GLN A 141 REMARK 465 LEU A 178 REMARK 465 SER A 179 REMARK 465 SER A 180 REMARK 465 GLY A 181 REMARK 465 CYS A 182 REMARK 465 GLU A 183 REMARK 465 LEU A 184 REMARK 465 PRO A 185 REMARK 465 GLU A 186 REMARK 465 SER A 187 REMARK 465 LEU A 188 REMARK 465 GLN A 189 REMARK 465 ALA A 190 REMARK 465 PRO A 191 REMARK 465 SER A 192 REMARK 465 ARG A 193 REMARK 465 GLU A 194 REMARK 465 GLU A 195 REMARK 465 ALA A 196 REMARK 465 ALA A 197 REMARK 465 THR A 432 REMARK 465 GLY A 433 REMARK 465 SER A 434 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 VAL A 177 CG1 CG2 REMARK 470 LYS A 198 CG CD CE NZ REMARK 470 TRP A 199 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP A 199 CZ3 CH2 REMARK 470 SER A 200 OG REMARK 470 GLN A 201 CG CD OE1 NE2 REMARK 470 ARG A 203 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 204 CG CD CE NZ REMARK 470 CYS A 207 SG REMARK 470 GLU A 218 CG CD OE1 OE2 REMARK 470 ASP A 230 CG OD1 OD2 REMARK 470 SER A 231 OG REMARK 470 LYS A 234 CG CD CE NZ REMARK 470 GLU A 235 CG CD OE1 OE2 REMARK 470 ASP A 310 CG OD1 OD2 REMARK 470 THR A 311 OG1 CG2 REMARK 470 GLN A 316 CG CD OE1 NE2 REMARK 470 GLN A 317 CG CD OE1 NE2 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 OE1 GLN A 358 O HOH A 1600 6465 2.16 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 GLY A 232 N - CA - C ANGL. DEV. = -17.5 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 TRP A 199 49.61 -75.64 REMARK 500 LYS A 204 37.34 -90.86 REMARK 500 LEU A 206 24.48 -73.94 REMARK 500 LEU A 209 59.38 -91.24 REMARK 500 PRO A 228 -143.17 -69.94 REMARK 500 ASP A 230 -142.99 -80.64 REMARK 500 SER A 231 7.75 50.22 REMARK 500 GLU A 235 73.35 67.15 REMARK 500 ILE A 261 -104.52 -75.20 REMARK 500 SER A 262 -50.09 168.08 REMARK 500 GLU A 309 51.16 -67.56 REMARK 500 ALA A 312 -56.36 -146.43 REMARK 500 GLN A 316 6.23 -51.00 REMARK 500 LEU A 318 41.53 -75.80 REMARK 500 LEU A 319 33.98 -84.86 REMARK 500 ASP A 352 43.67 -92.59 REMARK 500 PRO A 354 137.91 -39.04 REMARK 500 LEU A 357 -80.73 -78.81 REMARK 500 PHE A 420 -22.20 -166.05 REMARK 500 PHE A 429 -158.42 -98.91 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 HIS A 407 0.11 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 SRL A 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ILG RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF APO HUMAN PREGNANE X RECEPTOR LIGAND BINDING REMARK 900 DOMAIN' DBREF 1ILH A 130 434 UNP O75469 PXR_HUMAN 130 434 SEQADV 1ILH MET A 119 UNP O75469 EXPRESSION TAG SEQADV 1ILH LYS A 120 UNP O75469 EXPRESSION TAG SEQADV 1ILH LYS A 121 UNP O75469 EXPRESSION TAG SEQADV 1ILH GLY A 122 UNP O75469 EXPRESSION TAG SEQADV 1ILH HIS A 123 UNP O75469 EXPRESSION TAG SEQADV 1ILH HIS A 124 UNP O75469 EXPRESSION TAG SEQADV 1ILH HIS A 125 UNP O75469 EXPRESSION TAG SEQADV 1ILH HIS A 126 UNP O75469 EXPRESSION TAG SEQADV 1ILH HIS A 127 UNP O75469 EXPRESSION TAG SEQADV 1ILH HIS A 128 UNP O75469 EXPRESSION TAG SEQADV 1ILH GLY A 129 UNP O75469 EXPRESSION TAG SEQRES 1 A 316 MET LYS LYS GLY HIS HIS HIS HIS HIS HIS GLY SER GLU SEQRES 2 A 316 ARG THR GLY THR GLN PRO LEU GLY VAL GLN GLY LEU THR SEQRES 3 A 316 GLU GLU GLN ARG MET MET ILE ARG GLU LEU MET ASP ALA SEQRES 4 A 316 GLN MET LYS THR PHE ASP THR THR PHE SER HIS PHE LYS SEQRES 5 A 316 ASN PHE ARG LEU PRO GLY VAL LEU SER SER GLY CYS GLU SEQRES 6 A 316 LEU PRO GLU SER LEU GLN ALA PRO SER ARG GLU GLU ALA SEQRES 7 A 316 ALA LYS TRP SER GLN VAL ARG LYS ASP LEU CYS SER LEU SEQRES 8 A 316 LYS VAL SER LEU GLN LEU ARG GLY GLU ASP GLY SER VAL SEQRES 9 A 316 TRP ASN TYR LYS PRO PRO ALA ASP SER GLY GLY LYS GLU SEQRES 10 A 316 ILE PHE SER LEU LEU PRO HIS MET ALA ASP MET SER THR SEQRES 11 A 316 TYR MET PHE LYS GLY ILE ILE SER PHE ALA LYS VAL ILE SEQRES 12 A 316 SER TYR PHE ARG ASP LEU PRO ILE GLU ASP GLN ILE SER SEQRES 13 A 316 LEU LEU LYS GLY ALA ALA PHE GLU LEU CYS GLN LEU ARG SEQRES 14 A 316 PHE ASN THR VAL PHE ASN ALA GLU THR GLY THR TRP GLU SEQRES 15 A 316 CYS GLY ARG LEU SER TYR CYS LEU GLU ASP THR ALA GLY SEQRES 16 A 316 GLY PHE GLN GLN LEU LEU LEU GLU PRO MET LEU LYS PHE SEQRES 17 A 316 HIS TYR MET LEU LYS LYS LEU GLN LEU HIS GLU GLU GLU SEQRES 18 A 316 TYR VAL LEU MET GLN ALA ILE SER LEU PHE SER PRO ASP SEQRES 19 A 316 ARG PRO GLY VAL LEU GLN HIS ARG VAL VAL ASP GLN LEU SEQRES 20 A 316 GLN GLU GLN PHE ALA ILE THR LEU LYS SER TYR ILE GLU SEQRES 21 A 316 CYS ASN ARG PRO GLN PRO ALA HIS ARG PHE LEU PHE LEU SEQRES 22 A 316 LYS ILE MET ALA MET LEU THR GLU LEU ARG SER ILE ASN SEQRES 23 A 316 ALA GLN HIS THR GLN ARG LEU LEU ARG ILE GLN ASP ILE SEQRES 24 A 316 HIS PRO PHE ALA THR PRO LEU MET GLN GLU LEU PHE GLY SEQRES 25 A 316 ILE THR GLY SER HET SRL A 1 99 HETNAM SRL [2-(3,5-DI-TERT-BUTYL-4-HYDROXY-PHENYL)-1-(DIETHOXY- HETNAM 2 SRL PHOSPHORYL)-VINYL]-PHOSPHONIC ACID DIETHLYL ESTER HETSYN SRL SR12813 FORMUL 2 SRL C24 H42 O7 P2 FORMUL 3 HOH *166(H2 O) HELIX 1 1 THR A 144 PHE A 162 1 19 HELIX 2 2 LYS A 204 LEU A 209 5 6 HELIX 3 3 LEU A 239 VAL A 260 1 22 HELIX 4 4 SER A 262 LEU A 267 1 6 HELIX 5 5 PRO A 268 VAL A 291 1 24 HELIX 6 6 GLU A 321 LEU A 333 1 13 HELIX 7 7 HIS A 336 PHE A 349 1 14 HELIX 8 8 GLN A 358 ARG A 381 1 24 HELIX 9 9 GLN A 383 ARG A 387 5 5 HELIX 10 10 PHE A 388 HIS A 418 1 31 HELIX 11 11 THR A 422 PHE A 429 1 8 SHEET 1 A 5 VAL A 222 TYR A 225 0 SHEET 2 A 5 VAL A 211 ARG A 216 -1 O LEU A 213 N TYR A 225 SHEET 3 A 5 LEU A 304 LEU A 308 -1 O SER A 305 N GLN A 214 SHEET 4 A 5 THR A 298 CYS A 301 -1 N TRP A 299 O TYR A 306 SHEET 5 A 5 PHE A 292 ASN A 293 -1 N ASN A 293 O THR A 298 SITE 1 AC1 21 LEU A 206 SER A 208 LEU A 209 VAL A 211 SITE 2 AC1 21 LEU A 240 MET A 243 ALA A 244 MET A 246 SITE 3 AC1 21 SER A 247 PHE A 251 PHE A 281 CYS A 284 SITE 4 AC1 21 GLN A 285 PHE A 288 TRP A 299 MET A 323 SITE 5 AC1 21 LEU A 324 HIS A 407 ARG A 410 PHE A 420 SITE 6 AC1 21 HOH A1595 CRYST1 91.345 91.345 85.302 90.00 90.00 90.00 P 43 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 0.010948 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010948 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011723 0.00000