HEADER PROTEIN BINDING 20-APR-21 7OB3 TITLE HSTING IN COMPLEX WITH 3',3'-C-DI-ARAAMP COMPND MOL_ID: 1; COMPND 2 MOLECULE: STIMULATOR OF INTERFERON GENES PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HSTING,ENDOPLASMIC RETICULUM INTERFERON STIMULATOR,ERIS, COMPND 5 MEDIATOR OF IRF3 ACTIVATION,HMITA,TRANSMEMBRANE PROTEIN 173; COMPND 6 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: STING1, ERIS, MITA, TMEM173; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS CDN, INNATE IMMUNE SYSTEM, RECEPTOR, PROTEIN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR M.SMOLA,E.BOURA REVDAT 3 31-JAN-24 7OB3 1 REMARK REVDAT 2 15-NOV-23 7OB3 1 JRNL REVDAT 1 04-MAY-22 7OB3 0 JRNL AUTH B.NOVOTNA,L.HOLA,M.STAS,O.GUTTEN,M.SMOLA,M.ZAVREL,Z.VAVRINA, JRNL AUTH 2 M.BUDESINSKY,R.LIBOSKA,F.CHEVRIER,J.DOBIAS,E.BOURA, JRNL AUTH 3 L.RULISEK,G.BIRKUS JRNL TITL ENZYMATIC SYNTHESIS OF 3'-5', 3'-5' CYCLIC DINUCLEOTIDES, JRNL TITL 2 THEIR BINDING PROPERTIES TO THE STIMULATOR OF INTERFERON JRNL TITL 3 GENES ADAPTOR PROTEIN, AND STRUCTURE/ACTIVITY CORRELATIONS JRNL REF BIOCHEMISTRY 2021 JRNL REFN ISSN 0006-2960 JRNL DOI 10.1021/ACS.BIOCHEM.1C00692 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.14_3260 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 14308 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.215 REMARK 3 R VALUE (WORKING SET) : 0.214 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.060 REMARK 3 FREE R VALUE TEST SET COUNT : 1321 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 38.0000 - 4.7827 1.00 2771 150 0.1900 0.1900 REMARK 3 2 4.7827 - 3.7968 0.96 2686 141 0.1583 0.1771 REMARK 3 3 3.7968 - 3.3170 1.00 2762 147 0.1957 0.2232 REMARK 3 4 3.3170 - 3.0138 0.99 2759 147 0.2127 0.2250 REMARK 3 5 3.0138 - 2.7978 0.99 2746 149 0.2497 0.2679 REMARK 3 6 2.7978 - 2.6329 0.99 2789 149 0.2592 0.2892 REMARK 3 7 2.6329 - 2.5010 0.99 2727 146 0.2903 0.3267 REMARK 3 8 2.5010 - 2.3922 0.99 2743 143 0.2924 0.2961 REMARK 3 9 2.3922 - 2.3001 0.99 2797 149 0.3399 0.3517 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.320 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.030 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 38.13 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.49 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7OB3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-APR-21. REMARK 100 THE DEPOSITION ID IS D_1292115398. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-OCT-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.4 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 MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 200K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26101 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.092 REMARK 200 RESOLUTION RANGE LOW (A) : 38.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 12.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.2700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 4KSY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M SODIUM CHLORID, 0.1 M TRIS PH REMARK 280 7.4, 30% PEG 300, 10 MM EDTA, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 291K 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 67.47250 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 33.66750 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 33.66750 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 101.20875 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 33.66750 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 33.66750 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 33.73625 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 33.66750 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 33.66750 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 101.20875 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 33.66750 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 33.66750 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 33.73625 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 67.47250 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: 3720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL 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 0.000000 -1.000000 0.000000 134.67000 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 134.67000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 67.47250 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 601 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 615 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 ALA A 140 REMARK 465 PRO A 141 REMARK 465 ALA A 142 REMARK 465 GLU A 143 REMARK 465 ILE A 144 REMARK 465 SER A 145 REMARK 465 ALA A 146 REMARK 465 VAL A 147 REMARK 465 CYS A 148 REMARK 465 GLU A 149 REMARK 465 LYS A 150 REMARK 465 GLY A 151 REMARK 465 ASN A 152 REMARK 465 PRO A 317 REMARK 465 ALA A 318 REMARK 465 ASP A 319 REMARK 465 ASP A 320 REMARK 465 SER A 321 REMARK 465 GLU A 337 REMARK 465 LYS A 338 REMARK 465 GLU A 339 REMARK 465 GLU A 340 REMARK 465 VAL A 341 REMARK 465 THR A 342 REMARK 465 VAL A 343 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 PHE A 153 N CB CG CD1 CD2 CE1 CE2 REMARK 470 PHE A 153 CZ REMARK 470 ARG A 281 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 282 CG CD OE1 OE2 REMARK 470 ARG A 284 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 289 CD CE NZ REMARK 470 ARG A 293 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 335 CG CD OE1 NE2 REMARK 470 GLU A 336 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 TYR A 167 -65.29 -156.49 REMARK 500 ASP A 205 14.43 -148.08 REMARK 500 PHE A 323 133.11 -179.01 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 V7E A 401 DBREF 7OB3 A 140 343 UNP Q86WV6 STING_HUMAN 140 343 SEQADV 7OB3 ARG A 232 UNP Q86WV6 HIS 232 VARIANT SEQRES 1 A 204 ALA PRO ALA GLU ILE SER ALA VAL CYS GLU LYS GLY ASN SEQRES 2 A 204 PHE ASN VAL ALA HIS GLY LEU ALA TRP SER TYR TYR ILE SEQRES 3 A 204 GLY TYR LEU ARG LEU ILE LEU PRO GLU LEU GLN ALA ARG SEQRES 4 A 204 ILE ARG THR TYR ASN GLN HIS TYR ASN ASN LEU LEU ARG SEQRES 5 A 204 GLY ALA VAL SER GLN ARG LEU TYR ILE LEU LEU PRO LEU SEQRES 6 A 204 ASP CYS GLY VAL PRO ASP ASN LEU SER MET ALA ASP PRO SEQRES 7 A 204 ASN ILE ARG PHE LEU ASP LYS LEU PRO GLN GLN THR GLY SEQRES 8 A 204 ASP ARG ALA GLY ILE LYS ASP ARG VAL TYR SER ASN SER SEQRES 9 A 204 ILE TYR GLU LEU LEU GLU ASN GLY GLN ARG ALA GLY THR SEQRES 10 A 204 CYS VAL LEU GLU TYR ALA THR PRO LEU GLN THR LEU PHE SEQRES 11 A 204 ALA MET SER GLN TYR SER GLN ALA GLY PHE SER ARG GLU SEQRES 12 A 204 ASP ARG LEU GLU GLN ALA LYS LEU PHE CYS ARG THR LEU SEQRES 13 A 204 GLU ASP ILE LEU ALA ASP ALA PRO GLU SER GLN ASN ASN SEQRES 14 A 204 CYS ARG LEU ILE ALA TYR GLN GLU PRO ALA ASP ASP SER SEQRES 15 A 204 SER PHE SER LEU SER GLN GLU VAL LEU ARG HIS LEU ARG SEQRES 16 A 204 GLN GLU GLU LYS GLU GLU VAL THR VAL HET V7E A 401 64 HETNAM V7E 3',3'-C-DI-ARAAMP HETSYN V7E (1S,6R,8R,9S,10S,15R,17R,18S)-8,17-BIS(6-AMINOPURIN-9- HETSYN 2 V7E YL)-3,12-BIS(OXIDANYL)-3,12-BIS(OXIDANYLIDENE)-2,4,7, HETSYN 3 V7E 11,13,16-HEXAOXA-3$L^{5},12$L^5- HETSYN 4 V7E DIPHOSPHATRICYCLO[13.3.0.0^{6,10}]OCTADECANE-9,18-DIOL FORMUL 2 V7E C20 H24 N10 O12 P2 FORMUL 3 HOH *128(H2 O) HELIX 1 AA1 VAL A 155 GLY A 166 1 12 HELIX 2 AA2 TYR A 167 ASN A 187 1 21 HELIX 3 AA3 ASN A 211 ALA A 215 5 5 HELIX 4 AA4 ALA A 262 MET A 271 1 10 HELIX 5 AA5 SER A 272 GLY A 278 5 7 HELIX 6 AA6 SER A 280 GLU A 282 5 3 HELIX 7 AA7 ASP A 283 ASP A 301 1 19 HELIX 8 AA8 ALA A 302 ASN A 307 1 6 HELIX 9 AA9 SER A 324 GLN A 335 1 12 SHEET 1 AA1 5 ILE A 219 LYS A 224 0 SHEET 2 AA1 5 SER A 243 GLU A 249 -1 O ILE A 244 N ASP A 223 SHEET 3 AA1 5 GLN A 252 TYR A 261 -1 O ALA A 254 N LEU A 247 SHEET 4 AA1 5 LEU A 198 PRO A 203 1 N LEU A 201 O GLU A 260 SHEET 5 AA1 5 CYS A 309 TYR A 314 1 O ILE A 312 N LEU A 202 SHEET 1 AA2 2 GLN A 228 ARG A 232 0 SHEET 2 AA2 2 ILE A 235 TYR A 240 -1 O TYR A 240 N GLN A 228 SITE 1 AC1 11 TYR A 167 ARG A 232 ILE A 235 ARG A 238 SITE 2 AC1 11 VAL A 239 TYR A 240 THR A 267 HOH A 512 SITE 3 AC1 11 HOH A 533 HOH A 534 HOH A 549 CRYST1 67.335 67.335 134.945 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 0.014851 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014851 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007410 0.00000