HEADER TRANSFERASE 25-MAR-03 1OV4 TITLE CRYSTAL STRUCTURE OF HUMAN DHEA-ST COMPLEXED WITH ANDROSTERONE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALCOHOL SULFOTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HYDROXYSTEROID SULFOTRANSFERASE, HST, DEHYDROEPIANDROSTERONE COMPND 5 SULFOTRANSFERASE, DHEA-ST, ST2, ST2A3; COMPND 6 EC: 2.8.2.2; 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: SULT2A1 OR STD OR HST; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS ALPHA/BETA FOLD, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR H.J.CHANG,R.SHI,P.RHESE,S.X.LIN REVDAT 5 16-AUG-23 1OV4 1 REMARK REVDAT 4 27-OCT-21 1OV4 1 REMARK SEQADV REVDAT 3 03-JUL-13 1OV4 1 HET HETATM HETNAM VERSN REVDAT 2 24-FEB-09 1OV4 1 VERSN REVDAT 1 17-FEB-04 1OV4 0 JRNL AUTH H.J.CHANG,R.SHI,P.REHSE,S.X.LIN JRNL TITL IDENTIFYING ANDROSTERONE (ADT) AS A COGNATE SUBSTRATE FOR JRNL TITL 2 HUMAN DEHYDROEPIANDROSTERONE SULFOTRANSFERASE (DHEA-ST) JRNL TITL 3 IMPORTANT FOR STEROID HOMEOSTASIS: STRUCTURE OF THE JRNL TITL 4 ENZYME-ADT COMPLEX. JRNL REF J.BIOL.CHEM. V. 279 2689 2004 JRNL REFN ISSN 0021-9258 JRNL PMID 14573603 JRNL DOI 10.1074/JBC.M310446200 REMARK 2 REMARK 2 RESOLUTION. 2.70 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 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) (%) : 92.0 REMARK 3 NUMBER OF REFLECTIONS : 11485 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) : 0.230 REMARK 3 FREE R VALUE : 0.270 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 700 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) : 2.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.77 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3690 REMARK 3 BIN FREE R VALUE : 0.4590 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 52 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 : 2137 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 25 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.266 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 1OV4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-MAR-03. REMARK 100 THE DEPOSITION ID IS D_1000018695. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-SEP-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X8C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.07210 REMARK 200 MONOCHROMATOR : MIRROR REMARK 200 OPTICS : NULL 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 : 11911 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 200 DATA REDUNDANCY : 3.050 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07500 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.95 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.42400 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTYR 1J99 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.53 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, HEPES, SODIUM REMARK 280 CHLORIDE, PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 37.64650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 64.90900 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 37.64650 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 64.90900 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: DIMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 -129.81800 REMARK 350 BIOMT3 2 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 -7 REMARK 465 ILE A -6 REMARK 465 PRO A -5 REMARK 465 ARG A -4 REMARK 465 ASN A -3 REMARK 465 SER A -2 REMARK 465 ARG A -1 REMARK 465 VAL A 0 REMARK 465 ASP A 1 REMARK 465 ASN A 226 REMARK 465 LYS A 227 REMARK 465 MET A 228 REMARK 465 SER A 229 REMARK 465 ASN A 230 REMARK 465 TYR A 231 REMARK 465 SER A 232 REMARK 465 LEU A 233 REMARK 465 LEU A 234 REMARK 465 SER A 235 REMARK 465 VAL A 236 REMARK 465 ASP A 237 REMARK 465 LEU A 246 REMARK 465 ARG A 247 REMARK 465 LYS A 248 REMARK 465 GLY A 249 REMARK 465 VAL A 250 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 ASP A 3 CB CG OD1 OD2 REMARK 470 ARG A 24 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 25 CG CD CE NZ REMARK 470 GLU A 35 CB CG CD OE1 OE2 REMARK 470 GLU A 52 CD OE1 OE2 REMARK 470 LYS A 64 CG CD CE NZ REMARK 470 TRP A 65 CD1 CD2 NE1 CE2 CE3 CZ2 CZ3 REMARK 470 TRP A 65 CH2 REMARK 470 ILE A 66 CG1 CG2 CD1 REMARK 470 GLN A 67 CB CG CD OE1 NE2 REMARK 470 GLU A 73 CB CG CD OE1 OE2 REMARK 470 LYS A 113 CD CE NZ REMARK 470 ILE A 140 CG1 CG2 CD1 REMARK 470 LYS A 144 CD CE NZ REMARK 470 LYS A 177 CG CD CE NZ REMARK 470 GLN A 189 CD OE1 NE2 REMARK 470 ASP A 190 CG OD1 OD2 REMARK 470 ARG A 193 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 200 CG CD OE1 NE2 REMARK 470 LYS A 204 CG CD CE NZ REMARK 470 LYS A 216 CD CE NZ REMARK 470 LYS A 224 CE NZ REMARK 470 GLU A 225 CB CG CD OE1 OE2 REMARK 470 ASP A 241 CG OD1 OD2 REMARK 470 LEU A 245 CG CD1 CD2 REMARK 470 SER A 251 CB OG REMARK 470 LYS A 268 CD CE NZ REMARK 470 GLN A 271 CG CD OE1 NE2 REMARK 470 GLU A 285 CB CG 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 4 20.07 83.20 REMARK 500 LYS A 44 31.55 79.58 REMARK 500 ALA A 63 45.70 -95.99 REMARK 500 SER A 75 79.93 -156.91 REMARK 500 GLU A 89 53.96 -98.89 REMARK 500 PHE A 110 2.12 -66.98 REMARK 500 TYR A 160 6.01 80.30 REMARK 500 ASP A 276 14.59 -69.85 REMARK 500 GLU A 280 6.27 -69.50 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 SO4 A 286 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AOX A 287 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1J99 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH DEHYDROEPIANDROSTERONE REMARK 900 RELATED ID: 1EFH RELATED DB: PDB DBREF 1OV4 A 2 285 UNP Q06520 ST2A1_HUMAN 1 284 SEQADV 1OV4 GLY A -7 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 ILE A -6 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 PRO A -5 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 ARG A -4 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 ASN A -3 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 SER A -2 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 ARG A -1 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 VAL A 0 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 ASP A 1 UNP Q06520 CLONING ARTIFACT SEQADV 1OV4 THR A 243 UNP Q06520 ALA 242 ENGINEERED MUTATION SEQRES 1 A 293 GLY ILE PRO ARG ASN SER ARG VAL ASP SER ASP ASP PHE SEQRES 2 A 293 LEU TRP PHE GLU GLY ILE ALA PHE PRO THR MET GLY PHE SEQRES 3 A 293 ARG SER GLU THR LEU ARG LYS VAL ARG ASP GLU PHE VAL SEQRES 4 A 293 ILE ARG ASP GLU ASP VAL ILE ILE LEU THR TYR PRO LYS SEQRES 5 A 293 SER GLY THR ASN TRP LEU ALA GLU ILE LEU CYS LEU MET SEQRES 6 A 293 HIS SER LYS GLY ASP ALA LYS TRP ILE GLN SER VAL PRO SEQRES 7 A 293 ILE TRP GLU ARG SER PRO TRP VAL GLU SER GLU ILE GLY SEQRES 8 A 293 TYR THR ALA LEU SER GLU THR GLU SER PRO ARG LEU PHE SEQRES 9 A 293 SER SER HIS LEU PRO ILE GLN LEU PHE PRO LYS SER PHE SEQRES 10 A 293 PHE SER SER LYS ALA LYS VAL ILE TYR LEU MET ARG ASN SEQRES 11 A 293 PRO ARG ASP VAL LEU VAL SER GLY TYR PHE PHE TRP LYS SEQRES 12 A 293 ASN MET LYS PHE ILE LYS LYS PRO LYS SER TRP GLU GLU SEQRES 13 A 293 TYR PHE GLU TRP PHE CYS GLN GLY THR VAL LEU TYR GLY SEQRES 14 A 293 SER TRP PHE ASP HIS ILE HIS GLY TRP MET PRO MET ARG SEQRES 15 A 293 GLU GLU LYS ASN PHE LEU LEU LEU SER TYR GLU GLU LEU SEQRES 16 A 293 LYS GLN ASP THR GLY ARG THR ILE GLU LYS ILE CYS GLN SEQRES 17 A 293 PHE LEU GLY LYS THR LEU GLU PRO GLU GLU LEU ASN LEU SEQRES 18 A 293 ILE LEU LYS ASN SER SER PHE GLN SER MET LYS GLU ASN SEQRES 19 A 293 LYS MET SER ASN TYR SER LEU LEU SER VAL ASP TYR VAL SEQRES 20 A 293 VAL ASP LYS THR GLN LEU LEU ARG LYS GLY VAL SER GLY SEQRES 21 A 293 ASP TRP LYS ASN HIS PHE THR VAL ALA GLN ALA GLU ASP SEQRES 22 A 293 PHE ASP LYS LEU PHE GLN GLU LYS MET ALA ASP LEU PRO SEQRES 23 A 293 ARG GLU LEU PHE PRO TRP GLU HET SO4 A 286 5 HET AOX A 287 21 HETNAM SO4 SULFATE ION HETNAM AOX (3BETA,5ALPHA)-3-HYDROXYANDROSTAN-17-ONE HETSYN AOX EPIANDROSTERONE FORMUL 2 SO4 O4 S 2- FORMUL 3 AOX C19 H30 O2 FORMUL 4 HOH *25(H2 O) HELIX 1 1 ARG A 19 GLU A 29 1 11 HELIX 2 2 GLY A 46 LYS A 60 1 15 HELIX 3 3 LYS A 64 VAL A 69 1 6 HELIX 4 4 PRO A 70 SER A 75 1 6 HELIX 5 5 SER A 80 GLU A 89 1 10 HELIX 6 6 PRO A 101 PHE A 105 5 5 HELIX 7 7 PRO A 106 SER A 112 5 7 HELIX 8 8 ASN A 122 LYS A 135 1 14 HELIX 9 9 SER A 145 GLY A 156 1 12 HELIX 10 10 SER A 162 MET A 171 1 10 HELIX 11 11 PRO A 172 ARG A 174 5 3 HELIX 12 12 TYR A 184 ASP A 190 1 7 HELIX 13 13 ASP A 190 GLY A 203 1 14 HELIX 14 14 GLU A 207 SER A 218 1 12 HELIX 15 15 SER A 219 LYS A 224 1 6 HELIX 16 16 ASP A 253 HIS A 257 5 5 HELIX 17 17 THR A 259 MET A 274 1 16 HELIX 18 18 PRO A 278 PHE A 282 5 5 SHEET 1 A 2 LEU A 6 PHE A 8 0 SHEET 2 A 2 ILE A 11 PHE A 13 -1 O PHE A 13 N LEU A 6 SHEET 1 B 4 LEU A 95 SER A 98 0 SHEET 2 B 4 VAL A 37 THR A 41 1 N ILE A 39 O PHE A 96 SHEET 3 B 4 LYS A 115 MET A 120 1 O ILE A 117 N ILE A 38 SHEET 4 B 4 PHE A 179 SER A 183 1 O LEU A 182 N TYR A 118 CISPEP 1 SER A 92 PRO A 93 0 -0.07 SITE 1 AC1 6 LYS A 44 SER A 45 GLY A 46 THR A 47 SITE 2 AC1 6 ASN A 48 AOX A 287 SITE 1 AC2 7 PHE A 18 TRP A 72 SER A 80 HIS A 99 SITE 2 AC2 7 PHE A 133 TRP A 134 SO4 A 286 CRYST1 75.293 129.818 44.287 90.00 90.00 90.00 P 21 21 2 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 0.013281 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007703 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022580 0.00000