HEADER TRANSCRIPTION 30-MAR-11 3AX8 TITLE CRYSTAL STRUCTURE OF THE HUMAN VITAMIN D RECEPTOR LIGAND BINDING TITLE 2 DOMAIN COMPLEXED WITH 15ALPHA-METHOXY-1ALPHA,25-DIHYDROXYVITAMIN D3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: VITAMIN D3 RECEPTOR; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: LIGAND BINDING DOMAIN, RESIDUES 118-427; COMPND 5 SYNONYM: VDR, 1,25-DIHYDROXYVITAMIN D3 RECEPTOR, NUCLEAR RECEPTOR COMPND 6 SUBFAMILY 1 GROUP I MEMBER 1; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: 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: 562 KEYWDS HORMONE RECEPTOR, TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR S.KAKUDA,M.TAKIMOTO-KAMIMURA REVDAT 3 01-NOV-23 3AX8 1 REMARK SEQADV REVDAT 2 16-AUG-17 3AX8 1 SOURCE REMARK REVDAT 1 05-OCT-11 3AX8 0 JRNL AUTH K.SHINDO,G.KUMAGAI,M.TAKANO,D.SAWADA,N.SAITO,H.SAITO, JRNL AUTH 2 S.KAKUDA,K.TAKAGI,E.OCHIAI,K.HORIE,M.TAKIMOTO-KAMIMURA, JRNL AUTH 3 S.ISHIZUKA,K.TAKENOUCHI,A.KITTAKA JRNL TITL NEW C15-SUBSTITUTED ACTIVE VITAMIN D3 JRNL REF ORG.LETT. V. 13 2852 2011 JRNL REFN ISSN 1523-7060 JRNL PMID 21539305 JRNL DOI 10.1021/OL200828S REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.06 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 9319 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 + TEST SET) : 0.218 REMARK 3 R VALUE (WORKING SET) : 0.215 REMARK 3 FREE R VALUE : 0.294 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 472 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) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.67 REMARK 3 REFLECTION IN BIN (WORKING SET) : 624 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.42 REMARK 3 BIN R VALUE (WORKING SET) : 0.2550 REMARK 3 BIN FREE R VALUE SET COUNT : 29 REMARK 3 BIN FREE R VALUE : 0.3630 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2018 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 32 REMARK 3 SOLVENT ATOMS : 9 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.76 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.05000 REMARK 3 B22 (A**2) : -0.03000 REMARK 3 B33 (A**2) : 0.07000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.366 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.224 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.986 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.908 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.844 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2092 ; 0.015 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2835 ; 1.814 ; 2.004 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 251 ; 6.277 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 91 ;39.782 ;24.286 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 383 ;18.314 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 13 ;20.832 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 328 ; 0.212 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1535 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 978 ; 0.234 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1431 ; 0.311 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 73 ; 0.131 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 37 ; 0.196 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 5 ; 0.163 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1316 ; 0.888 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2065 ; 1.469 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 870 ; 2.080 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 770 ; 3.375 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3AX8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-APR-11. REMARK 100 THE DEPOSITION ID IS D_1000029808. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-JAN-08 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-17A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9906 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 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) : 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) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.70 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.270 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: 1DB1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.54 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MES, 1.2-1.6M AMMONIUM SULFATE, REMARK 280 PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 22.24450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 66.00850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.79250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 66.00850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.24450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 25.79250 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 GLY A 114 REMARK 465 SER A 115 REMARK 465 HIS A 116 REMARK 465 MET A 117 REMARK 465 GLY A 163 REMARK 465 GLY A 164 REMARK 465 ASN A 424 REMARK 465 GLU A 425 REMARK 465 ILE A 426 REMARK 465 SER A 427 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 ASN A 160 126.35 -38.45 REMARK 500 ASN A 290 85.89 69.35 REMARK 500 GLN A 291 -42.77 -20.91 REMARK 500 ASP A 342 68.65 -101.35 REMARK 500 GLN A 347 -79.00 -85.80 REMARK 500 PRO A 373 -68.87 -22.70 REMARK 500 LEU A 414 -158.89 -103.80 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 SER A 376 HIS A 377 148.53 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 EIM A 1 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THIS ENTRY IS DELETION MUTANT. REISDUES 165-215 WERE DELETED. DBREF 3AX8 A 118 164 UNP P11473 VDR_HUMAN 118 164 DBREF 3AX8 A 216 427 UNP P11473 VDR_HUMAN 216 427 SEQADV 3AX8 GLY A 114 UNP P11473 EXPRESSION TAG SEQADV 3AX8 SER A 115 UNP P11473 EXPRESSION TAG SEQADV 3AX8 HIS A 116 UNP P11473 EXPRESSION TAG SEQADV 3AX8 MET A 117 UNP P11473 EXPRESSION TAG SEQRES 1 A 263 GLY SER HIS MET ASP SER LEU ARG PRO LYS LEU SER GLU SEQRES 2 A 263 GLU GLN GLN ARG ILE ILE ALA ILE LEU LEU ASP ALA HIS SEQRES 3 A 263 HIS LYS THR TYR ASP PRO THR TYR SER ASP PHE CYS GLN SEQRES 4 A 263 PHE ARG PRO PRO VAL ARG VAL ASN ASP GLY GLY GLY SER SEQRES 5 A 263 VAL THR LEU GLU LEU SER GLN LEU SER MET LEU PRO HIS SEQRES 6 A 263 LEU ALA ASP LEU VAL SER TYR SER ILE GLN LYS VAL ILE SEQRES 7 A 263 GLY PHE ALA LYS MET ILE PRO GLY PHE ARG ASP LEU THR SEQRES 8 A 263 SER GLU ASP GLN ILE VAL LEU LEU LYS SER SER ALA ILE SEQRES 9 A 263 GLU VAL ILE MET LEU ARG SER ASN GLU SER PHE THR MET SEQRES 10 A 263 ASP ASP MET SER TRP THR CYS GLY ASN GLN ASP TYR LYS SEQRES 11 A 263 TYR ARG VAL SER ASP VAL THR LYS ALA GLY HIS SER LEU SEQRES 12 A 263 GLU LEU ILE GLU PRO LEU ILE LYS PHE GLN VAL GLY LEU SEQRES 13 A 263 LYS LYS LEU ASN LEU HIS GLU GLU GLU HIS VAL LEU LEU SEQRES 14 A 263 MET ALA ILE CYS ILE VAL SER PRO ASP ARG PRO GLY VAL SEQRES 15 A 263 GLN ASP ALA ALA LEU ILE GLU ALA ILE GLN ASP ARG LEU SEQRES 16 A 263 SER ASN THR LEU GLN THR TYR ILE ARG CYS ARG HIS PRO SEQRES 17 A 263 PRO PRO GLY SER HIS LEU LEU TYR ALA LYS MET ILE GLN SEQRES 18 A 263 LYS LEU ALA ASP LEU ARG SER LEU ASN GLU GLU HIS SER SEQRES 19 A 263 LYS GLN TYR ARG CYS LEU SER PHE GLN PRO GLU CYS SER SEQRES 20 A 263 MET LYS LEU THR PRO LEU VAL LEU GLU VAL PHE GLY ASN SEQRES 21 A 263 GLU ILE SER HET EIM A 1 32 HETNAM EIM (1R,3S,5Z)-5-[(2E)-2-[(1R,3S,3AS,7AR)-1-[(2R)-6- HETNAM 2 EIM HYDROXY-6-METHYL-HEPTAN-2-YL]-3-METHOXY-7A-METHYL-2,3, HETNAM 3 EIM 3A,5,6,7-HEXAHYDRO-1H-INDEN-4-YLIDENE]ETHYLIDENE]-4- HETNAM 4 EIM METHYLIDENE-CYCLOHEXANE-1,3-DIOL FORMUL 2 EIM C28 H46 O4 FORMUL 3 HOH *9(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 LEU A 323 1 18 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 HIS A 377 SER A 405 1 29 HELIX 13 13 CYS A 410 LEU A 414 5 5 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 GLY A 289 ASN A 290 0 19.73 CISPEP 2 PRO A 372 PRO A 373 0 -15.65 CISPEP 3 PRO A 373 PRO A 374 0 2.28 SITE 1 AC1 14 TYR A 143 LEU A 227 VAL A 234 SER A 237 SITE 2 AC1 14 MET A 272 ARG A 274 SER A 275 SER A 278 SITE 3 AC1 14 TRP A 286 CYS A 288 HIS A 305 LEU A 313 SITE 4 AC1 14 HIS A 397 VAL A 418 CRYST1 44.489 51.585 132.017 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 0.022477 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019385 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007575 0.00000