HEADER TRANSFERASE 23-JUL-07 2QP4 TITLE IDENTIFICATION AND CHARACTERIZATION OF TWO AMINO ACIDS CRITICAL FOR TITLE 2 THE SUBSTRATE INHIBITION OF SULT2A1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: BILE SALT SULFOTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HYDROXYSTEROID SULFOTRANSFERASE, HST, DEHYDROEPIANDROSTERONE COMPND 5 SULFOTRANSFERASE, DHEA-ST, ST2, ST2A3; COMPND 6 EC: 2.8.2.14; 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 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PGEX-2TK KEYWDS DEHYDROEPIANDROSTERONE(DHEA), ANDROSTERONE(ADT), SUBSTRATE KEYWDS 2 INHIBITION, SULFOTRANSFERASE, SUBSTRATE BINDING ORIENTATION, BILE KEYWDS 3 ACID CATABOLISM, LIPID METABOLISM, STEROID METABOLISM, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.C.HSIEH REVDAT 4 10-NOV-21 2QP4 1 REMARK SEQADV REVDAT 3 03-JUL-13 2QP4 1 HET HETATM HETNAM JRNL REVDAT 3 2 1 VERSN REVDAT 2 24-FEB-09 2QP4 1 VERSN REVDAT 1 29-JUL-08 2QP4 0 JRNL AUTH L.Y.LU,Y.C.HSIEH,M.Y.LIU,Y.H.LIN,C.J.CHEN,Y.S.YANG JRNL TITL IDENTIFICATION AND CHARACTERIZATION OF TWO AMINO ACIDS JRNL TITL 2 CRITICAL FOR THE SUBSTRATE INHIBITION OF HUMAN JRNL TITL 3 DEHYDROEPIANDROSTERONE SULFOTRANSFERASE (SULT2A1) JRNL REF MOL.PHARMACOL. V. 73 660 2008 JRNL REFN ISSN 0026-895X JRNL PMID 18042734 JRNL DOI 10.1124/MOL.107.041038 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 3 NUMBER OF REFLECTIONS : 10882 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.246 REMARK 3 FREE R VALUE : 0.303 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1126 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2348 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 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) : 71.63 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -25.19500 REMARK 3 B22 (A**2) : -2.89300 REMARK 3 B33 (A**2) : 28.08800 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): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2QP4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 30-JUL-07. REMARK 100 THE DEPOSITION ID IS D_1000043878. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-JUL-06 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 : NSRRC REMARK 200 BEAMLINE : BL13B1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12532 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 7.800 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 70.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: (NH4)2SO4, NACL, PH 7.5, VAPOR REMARK 280 DIFFUSION, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 38.15150 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.15150 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 54.70600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 66.51000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 54.70600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 66.51000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 38.15150 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 54.70600 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 66.51000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 38.15150 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 54.70600 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 66.51000 REMARK 290 SMTRY3 8 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 LEU A 246 REMARK 465 ARG A 247 REMARK 465 LYS A 248 REMARK 465 GLY A 249 REMARK 465 VAL A 250 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 3 -48.18 64.48 REMARK 500 ASP A 4 -1.16 85.60 REMARK 500 LYS A 25 -7.97 -56.14 REMARK 500 GLU A 29 -55.19 -138.71 REMARK 500 GLU A 35 43.81 -109.04 REMARK 500 LYS A 44 56.86 73.19 REMARK 500 THR A 47 -64.06 -27.10 REMARK 500 ILE A 53 -74.12 -44.80 REMARK 500 MET A 57 -73.64 -42.65 REMARK 500 ASP A 62 106.66 -50.33 REMARK 500 GLU A 81 -74.24 -55.86 REMARK 500 SER A 108 -4.68 -57.89 REMARK 500 ALA A 114 152.99 -33.62 REMARK 500 VAL A 128 -72.45 -60.39 REMARK 500 TYR A 131 -74.86 -36.43 REMARK 500 PHE A 139 40.31 76.17 REMARK 500 LYS A 141 153.71 -46.42 REMARK 500 GLN A 155 -6.57 -143.19 REMARK 500 THR A 157 56.99 -56.66 REMARK 500 GLN A 189 7.59 -56.95 REMARK 500 ASP A 190 70.45 165.30 REMARK 500 ARG A 193 -82.28 -41.53 REMARK 500 THR A 194 -72.51 -15.05 REMARK 500 ILE A 198 -75.13 -56.77 REMARK 500 GLN A 200 -72.72 -63.39 REMARK 500 LYS A 216 -70.58 -53.28 REMARK 500 ASN A 217 24.55 -72.38 REMARK 500 PHE A 220 -77.20 -21.56 REMARK 500 GLN A 221 -76.78 -31.59 REMARK 500 SER A 222 -36.99 -39.17 REMARK 500 MET A 223 -71.63 -73.02 REMARK 500 LYS A 224 71.59 -65.94 REMARK 500 GLU A 225 14.08 172.39 REMARK 500 TYR A 231 -57.41 74.75 REMARK 500 SER A 232 -97.75 56.51 REMARK 500 SER A 235 126.85 -36.64 REMARK 500 GLN A 262 -72.23 -50.13 REMARK 500 GLN A 271 -73.55 -50.05 REMARK 500 GLU A 280 -17.15 -45.59 REMARK 500 PRO A 283 -70.43 -43.10 REMARK 500 TRP A 284 136.98 -37.60 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 AOX A 286 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2QP3 RELATED DB: PDB DBREF 2QP4 A 2 285 UNP Q06520 ST2A1_HUMAN 2 285 SEQADV 2QP4 TRP A 137 UNP Q06520 MET 137 ENGINEERED MUTATION SEQADV 2QP4 THR A 243 UNP Q06520 ALA 243 CONFLICT SEQRES 1 A 284 SER ASP ASP PHE LEU TRP PHE GLU GLY ILE ALA PHE PRO SEQRES 2 A 284 THR MET GLY PHE ARG SER GLU THR LEU ARG LYS VAL ARG SEQRES 3 A 284 ASP GLU PHE VAL ILE ARG ASP GLU ASP VAL ILE ILE LEU SEQRES 4 A 284 THR TYR PRO LYS SER GLY THR ASN TRP LEU ALA GLU ILE SEQRES 5 A 284 LEU CYS LEU MET HIS SER LYS GLY ASP ALA LYS TRP ILE SEQRES 6 A 284 GLN SER VAL PRO ILE TRP GLU ARG SER PRO TRP VAL GLU SEQRES 7 A 284 SER GLU ILE GLY TYR THR ALA LEU SER GLU THR GLU SER SEQRES 8 A 284 PRO ARG LEU PHE SER SER HIS LEU PRO ILE GLN LEU PHE SEQRES 9 A 284 PRO LYS SER PHE PHE SER SER LYS ALA LYS VAL ILE TYR SEQRES 10 A 284 LEU MET ARG ASN PRO ARG ASP VAL LEU VAL SER GLY TYR SEQRES 11 A 284 PHE PHE TRP LYS ASN TRP LYS PHE ILE LYS LYS PRO LYS SEQRES 12 A 284 SER TRP GLU GLU TYR PHE GLU TRP PHE CYS GLN GLY THR SEQRES 13 A 284 VAL LEU TYR GLY SER TRP PHE ASP HIS ILE HIS GLY TRP SEQRES 14 A 284 MET PRO MET ARG GLU GLU LYS ASN PHE LEU LEU LEU SER SEQRES 15 A 284 TYR GLU GLU LEU LYS GLN ASP THR GLY ARG THR ILE GLU SEQRES 16 A 284 LYS ILE CYS GLN PHE LEU GLY LYS THR LEU GLU PRO GLU SEQRES 17 A 284 GLU LEU ASN LEU ILE LEU LYS ASN SER SER PHE GLN SER SEQRES 18 A 284 MET LYS GLU ASN LYS MET SER ASN TYR SER LEU LEU SER SEQRES 19 A 284 VAL ASP TYR VAL VAL ASP LYS THR GLN LEU LEU ARG LYS SEQRES 20 A 284 GLY VAL SER GLY ASP TRP LYS ASN HIS PHE THR VAL ALA SEQRES 21 A 284 GLN ALA GLU ASP PHE ASP LYS LEU PHE GLN GLU LYS MET SEQRES 22 A 284 ALA ASP LEU PRO ARG GLU LEU PHE PRO TRP GLU HET AOX A 286 21 HETNAM AOX (3BETA,5ALPHA)-3-HYDROXYANDROSTAN-17-ONE HETSYN AOX EPIANDROSTERONE FORMUL 2 AOX C19 H30 O2 HELIX 1 1 ARG A 19 VAL A 26 1 8 HELIX 2 2 GLY A 46 LYS A 60 1 15 HELIX 3 3 ALA A 63 SER A 68 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 PRO A 106 5 6 HELIX 7 7 LYS A 107 SER A 112 1 6 HELIX 8 8 ASN A 122 ASN A 136 1 15 HELIX 9 9 SER A 145 CYS A 154 1 10 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 GLN A 189 1 6 HELIX 13 13 ASP A 190 LEU A 202 1 13 HELIX 14 14 GLU A 207 ASN A 217 1 11 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 ALA A 275 1 17 HELIX 18 18 ASP A 276 LEU A 277 5 2 HELIX 19 19 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 ARG A 94 SER A 98 0 SHEET 2 B 4 ASP A 36 LEU A 40 1 N VAL A 37 O PHE A 96 SHEET 3 B 4 LYS A 115 MET A 120 1 O ILE A 117 N LEU A 40 SHEET 4 B 4 PHE A 179 SER A 183 1 O LEU A 180 N TYR A 118 CISPEP 1 SER A 92 PRO A 93 0 -0.28 SITE 1 AC1 6 LYS A 44 TRP A 77 HIS A 99 TRP A 134 SITE 2 AC1 6 TYR A 231 TYR A 238 CRYST1 109.412 133.020 76.303 90.00 90.00 90.00 C 2 2 21 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 0.009140 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007518 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013106 0.00000