HEADER TRANSCRIPTION REGULATOR 15-OCT-10 3P8X TITLE SYNTHESIS, STRUCTURE, AND BIOLOGICAL ACTIVITY OF DES-SIDE CHAIN TITLE 2 ANALOGUES OF 1ALPHA,25-DIHYDROXYVITAMIN D3 WITH SUBSTITUENTS AT C-18 COMPND MOL_ID: 1; COMPND 2 MOLECULE: VITAMIN D3 RECEPTOR; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: LIGAND BINDING DOMAIN; COMPND 5 SYNONYM: VDR, 1,25-DIHYDROXYVITAMIN D3 RECEPTOR, NUCLEAR RECEPTOR COMPND 6 SUBFAMILY 1 GROUP I MEMBER 1; COMPND 7 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: VDR, NR1I1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28B KEYWDS HELICES SANDWICH, TRANSCRIPTION REGULATION, VITAMIN D, TRANSCRIPTION KEYWDS 2 REGULATOR EXPDTA X-RAY DIFFRACTION AUTHOR N.ROCHEL,Y.SATO,D.MORAS REVDAT 3 21-FEB-24 3P8X 1 REMARK SEQADV REVDAT 2 26-JUL-17 3P8X 1 SOURCE REMARK REVDAT 1 31-AUG-11 3P8X 0 JRNL AUTH L.VERLINDEN,A.VERSTUYF,G.EELEN,R.BOUILLON,P.ORDONEZ-MORAN, JRNL AUTH 2 M.J.LARRIBA,A.MUNOZ,N.ROCHEL,Y.SATO,D.MORAS,M.MAESTRO, JRNL AUTH 3 S.SEOANE,F.DOMINGUEZ,S.EDUARDO-CANOSA,D.NICOLETTI,E.MOMAN, JRNL AUTH 4 A.MOURINO JRNL TITL SYNTHESIS, STRUCTURE, AND BIOLOGICAL ACTIVITY OF DES-SIDE JRNL TITL 2 CHAIN ANALOGUES OF 1 ,25-DIHYDROXYVITAMIN D3 WITH JRNL TITL 3 SUBSTITUENTS AT C-18 JRNL REF CHEMMEDCHEM V. 6 788 2011 JRNL REFN ISSN 1860-7179 JRNL PMID 21520419 JRNL DOI 10.1002/CMDC.201100021 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 32896 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.209 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1638 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 2026 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 228 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 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) : 1.200 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 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 3P8X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-OCT-10. REMARK 100 THE DEPOSITION ID IS D_1000062104. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-4 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34734 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.37 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NH4 SULFATE, PH 6.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 22.31400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 65.41000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.67100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 65.41000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.31400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 25.67100 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 97 REMARK 465 GLY A 98 REMARK 465 SER A 99 REMARK 465 SER A 100 REMARK 465 HIS A 101 REMARK 465 HIS A 102 REMARK 465 HIS A 103 REMARK 465 HIS A 104 REMARK 465 HIS A 105 REMARK 465 HIS A 106 REMARK 465 SER A 107 REMARK 465 SER A 108 REMARK 465 GLY A 109 REMARK 465 LEU A 110 REMARK 465 VAL A 111 REMARK 465 PRO A 112 REMARK 465 ARG A 113 REMARK 465 GLY A 114 REMARK 465 SER A 115 REMARK 465 HIS A 116 REMARK 465 MET A 117 REMARK 465 ASN A 424 REMARK 465 GLU A 425 REMARK 465 ILE A 426 REMARK 465 SER A 427 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 SER A 119 OG REMARK 480 LYS A 123 CE NZ REMARK 480 GLU A 126 OE1 OE2 REMARK 480 GLU A 127 OE1 OE2 REMARK 480 ILE A 260 CD1 REMARK 480 LYS A 315 CD CE NZ REMARK 480 LYS A 322 NZ REMARK 480 GLN A 347 CD OE1 NE2 REMARK 480 HIS A 377 CG ND1 CD2 CE1 NE2 REMARK 480 GLU A 395 CD OE1 OE2 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 ASP A 161 45.43 -155.58 REMARK 500 ASN A 290 -178.50 -65.73 REMARK 500 ASP A 342 57.40 -97.25 REMARK 500 GLN A 347 -64.90 -91.60 REMARK 500 LEU A 414 -153.50 -103.85 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 ZYD A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 428 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DB1 RELATED DB: PDB DBREF 3P8X A 118 164 UNP P11473 VDR_HUMAN 118 164 DBREF 3P8X A 217 427 UNP P11473 VDR_HUMAN 217 427 SEQADV 3P8X MET A 97 UNP P11473 EXPRESSION TAG SEQADV 3P8X GLY A 98 UNP P11473 EXPRESSION TAG SEQADV 3P8X SER A 99 UNP P11473 EXPRESSION TAG SEQADV 3P8X SER A 100 UNP P11473 EXPRESSION TAG SEQADV 3P8X HIS A 101 UNP P11473 EXPRESSION TAG SEQADV 3P8X HIS A 102 UNP P11473 EXPRESSION TAG SEQADV 3P8X HIS A 103 UNP P11473 EXPRESSION TAG SEQADV 3P8X HIS A 104 UNP P11473 EXPRESSION TAG SEQADV 3P8X HIS A 105 UNP P11473 EXPRESSION TAG SEQADV 3P8X HIS A 106 UNP P11473 EXPRESSION TAG SEQADV 3P8X SER A 107 UNP P11473 EXPRESSION TAG SEQADV 3P8X SER A 108 UNP P11473 EXPRESSION TAG SEQADV 3P8X GLY A 109 UNP P11473 EXPRESSION TAG SEQADV 3P8X LEU A 110 UNP P11473 EXPRESSION TAG SEQADV 3P8X VAL A 111 UNP P11473 EXPRESSION TAG SEQADV 3P8X PRO A 112 UNP P11473 EXPRESSION TAG SEQADV 3P8X ARG A 113 UNP P11473 EXPRESSION TAG SEQADV 3P8X GLY A 114 UNP P11473 EXPRESSION TAG SEQADV 3P8X SER A 115 UNP P11473 EXPRESSION TAG SEQADV 3P8X HIS A 116 UNP P11473 EXPRESSION TAG SEQADV 3P8X MET A 117 UNP P11473 EXPRESSION TAG SEQADV 3P8X SER A 216 UNP P11473 EXPRESSION TAG SEQRES 1 A 280 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 280 LEU VAL PRO ARG GLY SER HIS MET ASP SER LEU ARG PRO SEQRES 3 A 280 LYS LEU SER GLU GLU GLN GLN ARG ILE ILE ALA ILE LEU SEQRES 4 A 280 LEU ASP ALA HIS HIS LYS THR TYR ASP PRO THR TYR SER SEQRES 5 A 280 ASP PHE CYS GLN PHE ARG PRO PRO VAL ARG VAL ASN ASP SEQRES 6 A 280 GLY GLY GLY SER VAL THR LEU GLU LEU SER GLN LEU SER SEQRES 7 A 280 MET LEU PRO HIS LEU ALA ASP LEU VAL SER TYR SER ILE SEQRES 8 A 280 GLN LYS VAL ILE GLY PHE ALA LYS MET ILE PRO GLY PHE SEQRES 9 A 280 ARG ASP LEU THR SER GLU ASP GLN ILE VAL LEU LEU LYS SEQRES 10 A 280 SER SER ALA ILE GLU VAL ILE MET LEU ARG SER ASN GLU SEQRES 11 A 280 SER PHE THR MET ASP ASP MET SER TRP THR CYS GLY ASN SEQRES 12 A 280 GLN ASP TYR LYS TYR ARG VAL SER ASP VAL THR LYS ALA SEQRES 13 A 280 GLY HIS SER LEU GLU LEU ILE GLU PRO LEU ILE LYS PHE SEQRES 14 A 280 GLN VAL GLY LEU LYS LYS LEU ASN LEU HIS GLU GLU GLU SEQRES 15 A 280 HIS VAL LEU LEU MET ALA ILE CYS ILE VAL SER PRO ASP SEQRES 16 A 280 ARG PRO GLY VAL GLN ASP ALA ALA LEU ILE GLU ALA ILE SEQRES 17 A 280 GLN ASP ARG LEU SER ASN THR LEU GLN THR TYR ILE ARG SEQRES 18 A 280 CYS ARG HIS PRO PRO PRO GLY SER HIS LEU LEU TYR ALA SEQRES 19 A 280 LYS MET ILE GLN LYS LEU ALA ASP LEU ARG SER LEU ASN SEQRES 20 A 280 GLU GLU HIS SER LYS GLN TYR ARG CYS LEU SER PHE GLN SEQRES 21 A 280 PRO GLU CYS SER MET LYS LEU THR PRO LEU VAL LEU GLU SEQRES 22 A 280 VAL PHE GLY ASN GLU ILE SER HET ZYD A 1 30 HET SO4 A 428 5 HET SO4 A 2 5 HETNAM ZYD (1R,3S,5Z)-5-{(2E)-2-[(3AR,7AS)-7A-(7-HYDROXY-7- HETNAM 2 ZYD METHYLOCTYL)OCTAHYDRO-4H-INDEN-4-YLIDENE]ETHYLIDENE}- HETNAM 3 ZYD 4-METHYLIDENECYCLOHEXANE-1,3-DIOL HETNAM SO4 SULFATE ION FORMUL 2 ZYD C27 H44 O3 FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 HOH *228(H2 O) HELIX 1 1 SER A 125 TYR A 143 1 19 HELIX 2 2 ASP A 149 PHE A 153 5 5 HELIX 3 3 SER A 216 LEU A 224 1 9 HELIX 4 4 MET A 226 MET A 247 1 22 HELIX 5 5 GLY A 250 LEU A 254 5 5 HELIX 6 6 THR A 255 SER A 275 1 21 HELIX 7 7 ASN A 290 ASP A 292 5 3 HELIX 8 8 ARG A 296 LYS A 302 1 7 HELIX 9 9 SER A 306 LYS A 322 1 17 HELIX 10 10 HIS A 326 VAL A 339 1 14 HELIX 11 11 ASP A 348 HIS A 371 1 24 HELIX 12 12 LEU A 378 PHE A 406 1 29 HELIX 13 13 GLU A 409 LEU A 414 1 6 HELIX 14 14 THR A 415 GLY A 423 1 9 SHEET 1 A 3 PHE A 279 THR A 280 0 SHEET 2 A 3 SER A 285 THR A 287 -1 O SER A 285 N THR A 280 SHEET 3 A 3 LYS A 294 TYR A 295 -1 O TYR A 295 N TRP A 286 CISPEP 1 PRO A 373 PRO A 374 0 -0.10 SITE 1 AC1 16 TYR A 143 LEU A 230 LEU A 233 VAL A 234 SITE 2 AC1 16 SER A 237 ILE A 271 ARG A 274 SER A 275 SITE 3 AC1 16 SER A 278 TRP A 286 CYS A 288 VAL A 300 SITE 4 AC1 16 HIS A 305 HIS A 397 LEU A 414 PHE A 422 SITE 1 AC2 7 HOH A 20 PRO A 408 GLU A 409 CYS A 410 SITE 2 AC2 7 SER A 411 HOH A 448 HOH A 525 SITE 1 AC3 4 THR A 280 MET A 281 LYS A 321 HOH A 514 CRYST1 44.628 51.342 130.820 90.00 90.00 90.00 P 21 21 21 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 0.022407 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019477 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007644 0.00000