HEADER TRANSCRIPTION 28-SEP-14 4RFW TITLE CRYSTAL STRUCTURE OF HUMAN RETINOID X RECEPTOR ALPHA-LIGAND BINDING TITLE 2 DOMAIN COMPLEX WITH 9CUAB70 AND THE COACTIVATOR PEPTIDE GRIP-1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: RETINOIC ACID RECEPTOR RXR-ALPHA; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: LIGAND BINDING DOMAIN RESIDUES 228-458; COMPND 5 SYNONYM: NUCLEAR RECEPTOR SUBFAMILY 2 GROUP B MEMBER 1, RETINOID X COMPND 6 RECEPTOR ALPHA; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: NUCLEAR RECEPTOR COACTIVATOR 2; COMPND 10 CHAIN: G; COMPND 11 FRAGMENT: COACTIVATOR PEPTIDE LXXLL MOTIF 2, RESIDUES 686-698; COMPND 12 SYNONYM: NCOA-2, CLASS E BASIC HELIX-LOOP-HELIX PROTEIN 75, BHLHE75, COMPND 13 TRANSCRIPTIONAL INTERMEDIARY FACTOR 2, HTIF2; 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: NR2B1, RXRA, RXRA NR2B1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: BL21(DE3); SOURCE 9 MOL_ID: 2; SOURCE 10 SYNTHETIC: YES; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606 KEYWDS LIGAND BINDING DOMAIN, CANCER PREVENTION, COACTIVATOR PEPTIDE, KEYWDS 2 CONFORMATIONALLY CONSTRAINED RETINOIDS, TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR G.XIA,D.D.MUCCIO,C.D.SMITH REVDAT 2 21-OCT-15 4RFW 1 JRNL REVDAT 1 16-SEP-15 4RFW 0 JRNL AUTH V.R.ATIGADDA,G.XIA,A.DESHPANDE,L.WU,N.KEDISHVILI,C.D.SMITH, JRNL AUTH 2 H.KRONTIRAS,K.I.BLAND,C.J.GRUBBS,W.J.BROUILLETTE,D.D.MUCCIO JRNL TITL CONFORMATIONALLY DEFINED REXINOIDS AND THEIR EFFICACY IN THE JRNL TITL 2 PREVENTION OF MAMMARY CANCERS. JRNL REF J.MED.CHEM. V. 58 7763 2015 JRNL REFN ISSN 0022-2623 JRNL PMID 26331194 JRNL DOI 10.1021/ACS.JMEDCHEM.5B00829 REMARK 2 REMARK 2 RESOLUTION. 2.40 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 8555 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) : 0.211 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1002 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 : 1787 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 23 REMARK 3 SOLVENT ATOMS : 115 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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 4RFW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-OCT-14. REMARK 100 THE RCSB ID CODE IS RCSB087295. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.315 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : DIFFRACTOMETER REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 46672 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 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 (%) : 99.1 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) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 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: PDB ENTRY 3OAP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 5-12% PEG4000, 3-12 GLYCEROL, 0.1 BIS- REMARK 280 TRIS PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K 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 55.90500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 33.19500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 33.19500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 83.85750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 33.19500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 33.19500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 27.95250 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 33.19500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 33.19500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 83.85750 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 33.19500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 33.19500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 27.95250 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 55.90500 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: 1140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10860 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, G 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 706 LIES ON A SPECIAL POSITION. 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 LYS A 245 REMARK 465 THR A 246 REMARK 465 GLU A 247 REMARK 465 THR A 248 REMARK 465 TYR A 249 REMARK 465 VAL A 250 REMARK 465 GLU A 251 REMARK 465 ALA A 252 REMARK 465 ASN A 253 REMARK 465 MET A 254 REMARK 465 GLY A 255 REMARK 465 LEU A 256 REMARK 465 ASN A 257 REMARK 465 PRO A 258 REMARK 465 SER A 259 REMARK 465 SER A 260 REMARK 465 PRO A 261 REMARK 465 SER G 482 REMARK 465 SER G 483 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 288 -4.83 66.06 REMARK 500 LYS A 321 -89.46 -63.24 REMARK 500 LEU A 353 -70.18 -114.85 REMARK 500 ASN A 385 74.60 -150.52 REMARK 500 LYS A 405 20.36 -73.42 REMARK 500 HIS A 406 -30.52 -135.81 REMARK 500 THR A 445 96.31 69.81 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 635 DISTANCE = 5.32 ANGSTROMS REMARK 525 HOH A 710 DISTANCE = 7.22 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3RB A 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3OAP RELATED DB: PDB REMARK 900 RELATED ID: 4K4J RELATED DB: PDB DBREF 4RFW A 228 458 UNP P19793 RXRA_HUMAN 228 458 DBREF 4RFW G 471 483 UNP Q15596 NCOA2_HUMAN 686 698 SEQRES 1 A 231 GLU ASP MET PRO VAL GLU ARG ILE LEU GLU ALA GLU LEU SEQRES 2 A 231 ALA VAL GLU PRO LYS THR GLU THR TYR VAL GLU ALA ASN SEQRES 3 A 231 MET GLY LEU ASN PRO SER SER PRO ASN ASP PRO VAL THR SEQRES 4 A 231 ASN ILE CYS GLN ALA ALA ASP LYS GLN LEU PHE THR LEU SEQRES 5 A 231 VAL GLU TRP ALA LYS ARG ILE PRO HIS PHE SER GLU LEU SEQRES 6 A 231 PRO LEU ASP ASP GLN VAL ILE LEU LEU ARG ALA GLY TRP SEQRES 7 A 231 ASN GLU LEU LEU ILE ALA SER PHE SER HIS ARG SER ILE SEQRES 8 A 231 ALA VAL LYS ASP GLY ILE LEU LEU ALA THR GLY LEU HIS SEQRES 9 A 231 VAL HIS ARG ASN SER ALA HIS SER ALA GLY VAL GLY ALA SEQRES 10 A 231 ILE PHE ASP ARG VAL LEU THR GLU LEU VAL SER LYS MET SEQRES 11 A 231 ARG ASP MET GLN MET ASP LYS THR GLU LEU GLY CYS LEU SEQRES 12 A 231 ARG ALA ILE VAL LEU PHE ASN PRO ASP SER LYS GLY LEU SEQRES 13 A 231 SER ASN PRO ALA GLU VAL GLU ALA LEU ARG GLU LYS VAL SEQRES 14 A 231 TYR ALA SER LEU GLU ALA TYR CYS LYS HIS LYS TYR PRO SEQRES 15 A 231 GLU GLN PRO GLY ARG PHE ALA LYS LEU LEU LEU ARG LEU SEQRES 16 A 231 PRO ALA LEU ARG SER ILE GLY LEU LYS CYS LEU GLU HIS SEQRES 17 A 231 LEU PHE PHE PHE LYS LEU ILE GLY ASP THR PRO ILE ASP SEQRES 18 A 231 THR PHE LEU MET GLU MET LEU GLU ALA PRO SEQRES 1 G 13 LYS HIS LYS ILE LEU HIS ARG LEU LEU GLN ASP SER SER HET 3RB A 500 23 HETNAM 3RB (2E,4E,6Z,8E)-3,7-DIMETHYL-8-(6,7,8,9-TETRAHYDRO-5H- HETNAM 2 3RB BENZO[7]ANNULEN-5-YLIDENE)OCTA-2,4,6-TRIENOIC ACID FORMUL 3 3RB C21 H24 O2 FORMUL 4 HOH *115(H2 O) HELIX 1 1 PRO A 231 GLU A 243 1 13 HELIX 2 2 ASP A 263 ARG A 285 1 23 HELIX 3 3 HIS A 288 LEU A 292 5 5 HELIX 4 4 PRO A 293 SER A 317 1 25 HELIX 5 5 ARG A 334 SER A 339 1 6 HELIX 6 6 VAL A 342 LEU A 353 1 12 HELIX 7 7 LEU A 353 MET A 360 1 8 HELIX 8 8 ASP A 363 PHE A 376 1 14 HELIX 9 9 ASN A 385 TYR A 408 1 24 HELIX 10 10 GLY A 413 LEU A 420 1 8 HELIX 11 11 ARG A 421 GLY A 443 1 23 HELIX 12 12 ASP A 448 LEU A 455 1 8 HELIX 13 13 HIS G 472 ASP G 481 1 10 SHEET 1 A 2 GLY A 323 LEU A 325 0 SHEET 2 A 2 HIS A 331 HIS A 333 -1 O VAL A 332 N ILE A 324 CISPEP 1 ALA A 457 PRO A 458 0 -0.23 SITE 1 AC1 10 ILE A 268 ALA A 271 ALA A 272 PHE A 313 SITE 2 AC1 10 ARG A 316 LEU A 326 ALA A 327 ILE A 345 SITE 3 AC1 10 LEU A 436 HOH A 611 CRYST1 66.390 66.390 111.810 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 0.015063 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015063 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008944 0.00000 MASTER 310 0 1 13 2 0 3 6 0 0 0 19 END