HEADER HORMONE/GROWTH FACTOR RECEPTOR 15-OCT-03 1R6G TITLE CRYSTAL STRUCTURE OF THE THYROID HORMONE RECEPTOR BETA TITLE 2 LIGAND BINDING DOMAIN IN COMPLEX WITH A BETA SELECTIVE TITLE 3 COMPOUND COMPND MOL_ID: 1; COMPND 2 MOLECULE: THYROID HORMONE RECEPTOR BETA-1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: LIGAND BINDING DOMAIN; COMPND 5 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: THRB, NR1A2, ERBA2, THR1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) KEYWDS ALPHA HELICAL, HORMONE/GROWTH FACTOR RECEPTOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.J.HANGELAND,T.DEJNEKA,T.J.FRIENDS,P.DEVASTHALE, AUTHOR 2 K.MELLSTROM,J.SANDBERG,M.GRYNFARB,A.M.DOWEYKO,J.S.SACK, AUTHOR 3 H.EINSPAHR,M.FARNEGARDH,B.HUSMAN,J.LJUNGGREN,K.KOEHLER, AUTHOR 4 C.SHEPPARD,J.MALM,D.E.RYONO REVDAT 2 24-FEB-09 1R6G 1 VERSN REVDAT 1 15-FEB-05 1R6G 0 JRNL AUTH J.J.HANGELAND,A.M.DOWEYKO,T.DEJNEKA,T.J.FRIENDS, JRNL AUTH 2 P.DEVASTHALE,K.MELLSTROM,J.SANDBERG,M.GRYNFARB, JRNL AUTH 3 J.S.SACK,H.EINSPAHR,M.FARNEGARDH,B.HUSMAN, JRNL AUTH 4 J.LJUNGGREN,K.KOEHLER,C.SHEPPARD,J.MALM,D.E.RYONO JRNL TITL THYROID RECEPTOR LIGANDS. PART 2: THYROMIMETICS JRNL TITL 2 WITH IMPROVED SELECTIVITY FOR THE THYROID HORMONE JRNL TITL 3 RECEPTOR BETA. JRNL REF BIOORG.MED.CHEM.LETT. V. 14 3549 2004 JRNL REFN ISSN 0960-894X JRNL PMID 15177471 JRNL DOI 10.1016/J.BMCL.2004.04.032 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.19 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.1 REMARK 3 NUMBER OF REFLECTIONS : 6632 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) : 0.265 REMARK 3 R VALUE (WORKING SET) : 0.261 REMARK 3 FREE R VALUE : 0.347 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.500 REMARK 3 FREE R VALUE TEST SET COUNT : 315 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) : 3.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.08 REMARK 3 REFLECTION IN BIN (WORKING SET) : 257 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3860 REMARK 3 BIN FREE R VALUE SET COUNT : 16 REMARK 3 BIN FREE R VALUE : 0.5380 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1887 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 31 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 71.97 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.52000 REMARK 3 B22 (A**2) : 5.52000 REMARK 3 B33 (A**2) : -8.28000 REMARK 3 B12 (A**2) : 2.76000 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): 0.582 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.441 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 26.141 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.927 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.888 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1960 ; 0.015 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1809 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2651 ; 1.533 ; 1.987 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4208 ; 1.041 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 236 ; 6.425 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 301 ; 0.070 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2133 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 396 ; 0.006 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 482 ; 0.217 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2080 ; 0.214 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 1143 ; 0.091 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 22 ; 0.106 ; 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): 6 ; 0.288 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 31 ; 0.228 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 1 ; 0.014 ; 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): 1195 ; 0.321 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1933 ; 0.613 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 765 ; 0.980 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 718 ; 1.603 ; 4.500 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 : BABINET MODEL WITH 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 REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 1R6G COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-NOV-03. REMARK 100 THE RCSB ID CODE IS RCSB020494. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-DEC-98 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 : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : BW7B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8337 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6953 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.000 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.0 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) : 3.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 50.0 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: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.91 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM ACETATE, SODIUM CACODYLATE , REMARK 280 PH 7.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 43.05667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 86.11333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 86.11333 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 43.05667 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 GLN A 235 REMARK 465 GLY A 236 REMARK 465 SER A 237 REMARK 465 HIS A 238 REMARK 465 TRP A 239 REMARK 465 LYS A 240 REMARK 465 GLN A 241 REMARK 465 LYS A 242 REMARK 465 ALA A 253 REMARK 465 PRO A 254 REMARK 465 ILE A 255 REMARK 465 VAL A 256 REMARK 465 ASN A 257 REMARK 465 ALA A 258 REMARK 465 PRO A 259 REMARK 465 GLU A 260 REMARK 465 GLY A 261 REMARK 465 GLY A 262 REMARK 465 LYS A 263 REMARK 465 ASP A 461 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 GLU A 203 CG CD OE1 OE2 REMARK 470 LYS A 206 CG CD CE NZ REMARK 470 LYS A 210 CG CD CE NZ 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 ASP A 351 CB - CG - OD2 ANGL. DEV. = 6.1 DEGREES REMARK 500 ASP A 382 CB - CG - OD2 ANGL. DEV. = 5.5 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 LYS A 211 70.89 55.79 REMARK 500 PRO A 297 159.39 -43.72 REMARK 500 ARG A 320 35.93 -98.40 REMARK 500 GLU A 333 -61.11 -134.36 REMARK 500 ASN A 364 42.66 74.42 REMARK 500 MET A 379 56.87 -96.47 REMARK 500 LYS A 411 74.18 41.52 REMARK 500 VAL A 414 106.26 -166.32 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 442 A 500 DBREF 1R6G A 203 461 UNP P10828 THB1_HUMAN 203 461 SEQADV 1R6G LYS A 210 UNP P10828 HIS 210 CONFLICT SEQRES 1 A 259 GLU LEU GLN LYS SER ILE GLY LYS LYS PRO GLU PRO THR SEQRES 2 A 259 ASP GLU GLU TRP GLU LEU ILE LYS THR VAL THR GLU ALA SEQRES 3 A 259 HIS VAL ALA THR ASN ALA GLN GLY SER HIS TRP LYS GLN SEQRES 4 A 259 LYS ARG LYS PHE LEU PRO GLU ASP ILE GLY GLN ALA PRO SEQRES 5 A 259 ILE VAL ASN ALA PRO GLU GLY GLY LYS VAL ASP LEU GLU SEQRES 6 A 259 ALA PHE SER HIS PHE THR LYS ILE ILE THR PRO ALA ILE SEQRES 7 A 259 THR ARG VAL VAL ASP PHE ALA LYS LYS LEU PRO MET PHE SEQRES 8 A 259 CYS GLU LEU PRO CYS GLU ASP GLN ILE ILE LEU LEU LYS SEQRES 9 A 259 GLY CYS CYS MET GLU ILE MET SER LEU ARG ALA ALA VAL SEQRES 10 A 259 ARG TYR ASP PRO GLU SER GLU THR LEU THR LEU ASN GLY SEQRES 11 A 259 GLU MET ALA VAL THR ARG GLY GLN LEU LYS ASN GLY GLY SEQRES 12 A 259 LEU GLY VAL VAL SER ASP ALA ILE PHE ASP LEU GLY MET SEQRES 13 A 259 SER LEU SER SER PHE ASN LEU ASP ASP THR GLU VAL ALA SEQRES 14 A 259 LEU LEU GLN ALA VAL LEU LEU MET SER SER ASP ARG PRO SEQRES 15 A 259 GLY LEU ALA CYS VAL GLU ARG ILE GLU LYS TYR GLN ASP SEQRES 16 A 259 SER PHE LEU LEU ALA PHE GLU HIS TYR ILE ASN TYR ARG SEQRES 17 A 259 LYS HIS HIS VAL THR HIS PHE TRP PRO LYS LEU LEU MET SEQRES 18 A 259 LYS VAL THR ASP LEU ARG MET ILE GLY ALA CYS HIS ALA SEQRES 19 A 259 SER ARG PHE LEU HIS MET LYS VAL GLU CYS PRO THR GLU SEQRES 20 A 259 LEU PHE PRO PRO LEU PHE LEU GLU VAL PHE GLU ASP HET 442 A 500 31 HETNAM 442 2-[3,5-DIBROMO-4-(4-HYDROXY-3-{HYDROXY[(2- HETNAM 2 442 PHENYLETHYL)AMINO]METHYL}PHENOXY)PHENYL]ETHANE-1,1- HETNAM 3 442 DIOL HETSYN 442 [3,5-DIBROMO-4-(4-HYDROXY-3-PHENETHYLCARBAMOYL- HETSYN 2 442 PHENOXY)-PHENYL]-ACETIC ACID FORMUL 2 442 C23 H23 BR2 N O5 HELIX 1 1 LEU A 204 GLY A 209 1 6 HELIX 2 2 THR A 215 ASN A 233 1 19 HELIX 3 3 ASP A 265 LYS A 274 1 10 HELIX 4 4 ILE A 275 LEU A 290 1 16 HELIX 5 5 LEU A 290 GLU A 295 1 6 HELIX 6 6 PRO A 297 VAL A 319 1 23 HELIX 7 7 THR A 337 GLY A 344 1 8 HELIX 8 8 GLY A 347 ASN A 364 1 18 HELIX 9 9 ASP A 366 MET A 379 1 14 HELIX 10 10 CYS A 388 LYS A 411 1 24 HELIX 11 11 HIS A 416 CYS A 446 1 31 HELIX 12 12 PRO A 447 PHE A 451 5 5 HELIX 13 13 PRO A 452 GLU A 460 1 9 SHEET 1 A 3 LYS A 244 PHE A 245 0 SHEET 2 A 3 MET A 334 VAL A 336 1 O ALA A 335 N LYS A 244 SHEET 3 A 3 LEU A 328 LEU A 330 -1 N LEU A 330 O MET A 334 SITE 1 AC1 16 PHE A 272 ILE A 276 ALA A 279 ARG A 282 SITE 2 AC1 16 MET A 313 ARG A 320 LEU A 330 ASN A 331 SITE 3 AC1 16 GLY A 344 GLY A 345 LEU A 346 HIS A 435 SITE 4 AC1 16 ARG A 438 PHE A 439 MET A 442 PHE A 455 CRYST1 68.556 68.556 129.170 90.00 90.00 120.00 P 31 2 1 6 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 0.014587 0.008422 0.000000 0.00000 SCALE2 0.000000 0.016843 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007742 0.00000 MASTER 323 0 1 13 3 0 4 6 0 0 0 20 END