HEADER TRANSFERASE 18-APR-99 1CJM TITLE HUMAN SULT1A3 WITH SULFATE BOUND COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (ARYL SULFOTRANSFERASE); COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SULT1A3, HAST3; 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 ORGAN: BRAIN (LIBRARY LAMBDA GT10); SOURCE 6 CELLULAR_LOCATION: CYTOPLASM; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_CELL_LINE: BL21(DE3); SOURCE 10 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 12 EXPRESSION_SYSTEM_PLASMID: PET20B KEYWDS SULT1A3, HAST3, SULFOTRANSFERASE, PAP, PAPS, DOPAMINE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR L.M.BIDWELL,M.E.MCMANUS,A.GAEDIGK,Y.KAKUTA,M.NEGISHI,L.PEDERSEN, AUTHOR 2 J.L.MARTIN REVDAT 3 09-AUG-23 1CJM 1 REMARK REVDAT 2 24-FEB-09 1CJM 1 VERSN REVDAT 1 10-NOV-99 1CJM 0 JRNL AUTH L.M.BIDWELL,M.E.MCMANUS,A.GAEDIGK,Y.KAKUTA,M.NEGISHI, JRNL AUTH 2 L.PEDERSEN,J.L.MARTIN JRNL TITL CRYSTAL STRUCTURE OF HUMAN CATECHOLAMINE SULFOTRANSFERASE. JRNL REF J.MOL.BIOL. V. 293 521 1999 JRNL REFN ISSN 0022-2836 JRNL PMID 10543947 JRNL DOI 10.1006/JMBI.1999.3153 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 100.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 14265 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) : 0.276 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1436 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.55 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2056 REMARK 3 BIN R VALUE (WORKING SET) : 0.3450 REMARK 3 BIN FREE R VALUE : 0.3360 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 11.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 254 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1760 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 52 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.36 REMARK 3 ESD FROM SIGMAA (A) : 0.40 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.40 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.42 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.130 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.400 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.440 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.850 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.930 ; 2.500 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : PARHCSDX.PR REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TIP3P.TOPOLOGY REMARK 3 TOPOLOGY FILE 3 : SO4.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 1CJM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-APR-99. REMARK 100 THE DEPOSITION ID IS D_1000000869. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : MAR-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 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 : 15080 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.350 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07000 REMARK 200 FOR THE DATA SET : 14.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.43 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.33000 REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 1AQU REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.5 M LITHIUM SULFATE AND 5-7% REMARK 280 POLYETHYLENE GLYCOL 8000, PH 7.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 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+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 127.40000 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 63.70000 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 63.70000 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 127.40000 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 MET A 1 REMARK 465 GLU A 2 REMARK 465 LEU A 3 REMARK 465 ILE A 4 REMARK 465 GLN A 5 REMARK 465 ASP A 6 REMARK 465 THR A 7 REMARK 465 GLY A 64 REMARK 465 GLY A 65 REMARK 465 ASP A 66 REMARK 465 LEU A 67 REMARK 465 GLU A 68 REMARK 465 LYS A 69 REMARK 465 CYS A 70 REMARK 465 ASN A 71 REMARK 465 ARG A 72 REMARK 465 ALA A 73 REMARK 465 PRO A 74 REMARK 465 ILE A 75 REMARK 465 TYR A 76 REMARK 465 VAL A 77 REMARK 465 SER A 91 REMARK 465 GLY A 92 REMARK 465 LEU A 93 REMARK 465 PRO A 216 REMARK 465 GLU A 217 REMARK 465 GLU A 218 REMARK 465 THR A 219 REMARK 465 MET A 220 REMARK 465 ASP A 221 REMARK 465 PHE A 222 REMARK 465 MET A 223 REMARK 465 VAL A 224 REMARK 465 GLN A 225 REMARK 465 HIS A 226 REMARK 465 THR A 227 REMARK 465 SER A 228 REMARK 465 PHE A 229 REMARK 465 LYS A 230 REMARK 465 GLU A 231 REMARK 465 MET A 232 REMARK 465 LYS A 233 REMARK 465 LYS A 234 REMARK 465 ASN A 235 REMARK 465 PRO A 236 REMARK 465 MET A 237 REMARK 465 THR A 238 REMARK 465 ASN A 239 REMARK 465 TYR A 240 REMARK 465 THR A 241 REMARK 465 THR A 242 REMARK 465 VAL A 243 REMARK 465 PRO A 244 REMARK 465 GLN A 245 REMARK 465 GLU A 246 REMARK 465 LEU A 247 REMARK 465 MET A 248 REMARK 465 ASP A 249 REMARK 465 HIS A 250 REMARK 465 SER A 251 REMARK 465 ILE A 252 REMARK 465 SER A 253 REMARK 465 PRO A 254 REMARK 465 PHE A 255 REMARK 465 MET A 256 REMARK 465 ARG A 257 REMARK 465 LYS A 258 REMARK 465 GLY A 259 REMARK 465 MET A 260 REMARK 465 ALA A 261 REMARK 465 GLU A 294 REMARK 465 LEU A 295 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 SER A 8 OG REMARK 470 GLU A 13 CG CD OE1 OE2 REMARK 470 LYS A 22 CG CD CE NZ REMARK 470 TYR A 23 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LEU A 28 CG CD1 CD2 REMARK 470 LEU A 31 CG CD1 CD2 REMARK 470 GLN A 32 CG CD OE1 NE2 REMARK 470 GLN A 56 CG CD OE1 NE2 REMARK 470 GLN A 63 CG CD OE1 NE2 REMARK 470 ARG A 78 CG CD NE CZ NH1 NH2 REMARK 470 ASN A 85 CG OD1 ND2 REMARK 470 ASP A 86 CG OD1 OD2 REMARK 470 PRO A 90 CG CD REMARK 470 GLU A 94 CG CD OE1 OE2 REMARK 470 LEU A 96 CG CD1 CD2 REMARK 470 LYS A 97 CG CD CE NZ REMARK 470 ASP A 98 CG OD1 OD2 REMARK 470 ASP A 120 CG OD1 OD2 REMARK 470 LYS A 201 CG CD CE NZ REMARK 470 ARG A 292 CG CD NE CZ NH1 NH2 REMARK 470 SER A 293 OG 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 ARG A 9 62.79 60.01 REMARK 500 TYR A 169 0.74 89.95 REMARK 500 ASN A 199 83.32 -158.66 REMARK 500 CYS A 287 105.92 -172.46 REMARK 500 SER A 288 -4.85 -52.38 REMARK 500 PHE A 291 65.16 -109.77 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 401 DBREF 1CJM A 1 295 UNP P50224 ST1A3_HUMAN 1 295 SEQRES 1 A 295 MET GLU LEU ILE GLN ASP THR SER ARG PRO PRO LEU GLU SEQRES 2 A 295 TYR VAL LYS GLY VAL PRO LEU ILE LYS TYR PHE ALA GLU SEQRES 3 A 295 ALA LEU GLY PRO LEU GLN SER PHE GLN ALA ARG PRO ASP SEQRES 4 A 295 ASP LEU LEU ILE ASN THR TYR PRO LYS SER GLY THR THR SEQRES 5 A 295 TRP VAL SER GLN ILE LEU ASP MET ILE TYR GLN GLY GLY SEQRES 6 A 295 ASP LEU GLU LYS CYS ASN ARG ALA PRO ILE TYR VAL ARG SEQRES 7 A 295 VAL PRO PHE LEU GLU VAL ASN ASP PRO GLY GLU PRO SER SEQRES 8 A 295 GLY LEU GLU THR LEU LYS ASP THR PRO PRO PRO ARG LEU SEQRES 9 A 295 ILE LYS SER HIS LEU PRO LEU ALA LEU LEU PRO GLN THR SEQRES 10 A 295 LEU LEU ASP GLN LYS VAL LYS VAL VAL TYR VAL ALA ARG SEQRES 11 A 295 ASN PRO LYS ASP VAL ALA VAL SER TYR TYR HIS PHE HIS SEQRES 12 A 295 ARG MET GLU LYS ALA HIS PRO GLU PRO GLY THR TRP ASP SEQRES 13 A 295 SER PHE LEU GLU LYS PHE MET ALA GLY GLU VAL SER TYR SEQRES 14 A 295 GLY SER TRP TYR GLN HIS VAL GLN GLU TRP TRP GLU LEU SEQRES 15 A 295 SER ARG THR HIS PRO VAL LEU TYR LEU PHE TYR GLU ASP SEQRES 16 A 295 MET LYS GLU ASN PRO LYS ARG GLU ILE GLN LYS ILE LEU SEQRES 17 A 295 GLU PHE VAL GLY ARG SER LEU PRO GLU GLU THR MET ASP SEQRES 18 A 295 PHE MET VAL GLN HIS THR SER PHE LYS GLU MET LYS LYS SEQRES 19 A 295 ASN PRO MET THR ASN TYR THR THR VAL PRO GLN GLU LEU SEQRES 20 A 295 MET ASP HIS SER ILE SER PRO PHE MET ARG LYS GLY MET SEQRES 21 A 295 ALA GLY ASP TRP LYS THR THR PHE THR VAL ALA GLN ASN SEQRES 22 A 295 GLU ARG PHE ASP ALA ASP TYR ALA GLU LYS MET ALA GLY SEQRES 23 A 295 CYS SER LEU SER PHE ARG SER GLU LEU HET SO4 A 401 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *52(H2 O) HELIX 1 1 LYS A 22 ALA A 27 1 6 HELIX 2 2 PRO A 30 SER A 33 5 4 HELIX 3 3 THR A 51 TYR A 62 1 12 HELIX 4 4 LEU A 111 LEU A 113 5 3 HELIX 5 5 GLN A 116 ASP A 120 1 5 HELIX 6 6 PRO A 132 MET A 145 1 14 HELIX 7 7 TRP A 155 MET A 163 1 9 HELIX 8 8 TRP A 172 ARG A 184 1 13 HELIX 9 9 TYR A 193 GLU A 198 1 6 HELIX 10 10 PRO A 200 VAL A 211 1 12 HELIX 11 11 TRP A 264 THR A 266 5 3 HELIX 12 12 VAL A 270 LYS A 283 1 14 SHEET 1 A 2 LEU A 12 VAL A 15 0 SHEET 2 A 2 VAL A 18 ILE A 21 -1 N LEU A 20 O GLU A 13 SHEET 1 B 4 LEU A 104 SER A 107 0 SHEET 2 B 4 LEU A 41 THR A 45 1 N LEU A 41 O ILE A 105 SHEET 3 B 4 LYS A 124 ALA A 129 1 N LYS A 124 O LEU A 42 SHEET 4 B 4 VAL A 188 PHE A 192 1 N LEU A 189 O VAL A 125 CISPEP 1 PRO A 101 PRO A 102 0 -0.28 SITE 1 AC1 7 THR A 45 LYS A 48 SER A 49 GLY A 50 SITE 2 AC1 7 THR A 51 THR A 52 HIS A 108 CRYST1 56.400 56.400 191.100 90.00 90.00 120.00 P 32 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 0.017730 0.010237 0.000000 0.00000 SCALE2 0.000000 0.020473 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005233 0.00000