HEADER IMMUNE SYSTEM 15-APR-21 7MHC TITLE STRUCTURE OF HUMAN STING IN COMPLEX WITH MK-1454 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; COMPND 7 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: STING1, ERIS, MITA, TMEM173; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS STING, RECEPTOR, LIGAND COMPLEX, AGONIST, CLOSED CONFORMATION, IMMUNE KEYWDS 2 SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR C.A.LESBURG REVDAT 2 18-OCT-23 7MHC 1 REMARK REVDAT 1 06-APR-22 7MHC 0 JRNL AUTH J.A.MCINTOSH,Z.LIU,B.M.ANDRESEN,N.S.MARZIJARANI,J.C.MOORE, JRNL AUTH 2 N.M.MARSHALL,M.BORRA-GARSKE,J.V.OBLIGACION,P.S.FIER,F.PENG, JRNL AUTH 3 J.H.FORSTATER,M.S.WINSTON,C.AN,W.CHANG,J.LIM,M.A.HUFFMAN, JRNL AUTH 4 S.P.MILLER,F.R.TSAY,M.D.ALTMAN,C.A.LESBURG,D.STEINHUEBEL, JRNL AUTH 5 B.W.TROTTER,J.N.CUMMING,A.NORTHRUP,X.BU,B.F.MANN,M.BIBA, JRNL AUTH 6 K.HIRAGA,G.S.MURPHY,J.N.KOLEV,A.MAKAREWICZ,W.PAN,I.FARASAT, JRNL AUTH 7 R.S.BADE,K.STONE,D.DUAN,O.ALVIZO,D.ADPRESSA,E.GUETSCHOW, JRNL AUTH 8 E.HOYT,E.L.REGALADO,S.CASTRO,N.RIVERA,J.P.SMITH,F.WANG, JRNL AUTH 9 A.CRESPO,D.VERMA,S.AXNANDA,Z.E.X.DANCE,P.N.DEVINE,D.TSCHAEN, JRNL AUTH10 K.A.CANADA,P.G.BULGER,B.D.SHERRY,M.D.TRUPPO,R.T.RUCK, JRNL AUTH11 L.C.CAMPEAU,D.J.BENNETT,G.R.HUMPHREY,K.R.CAMPOS,M.L.MADDESS JRNL TITL A KINASE-CGAS CASCADE TO SYNTHESIZE A THERAPEUTIC STING JRNL TITL 2 ACTIVATOR. JRNL REF NATURE V. 603 439 2022 JRNL REFN ESSN 1476-4687 JRNL PMID 35296845 JRNL DOI 10.1038/S41586-022-04422-9 REMARK 2 REMARK 2 RESOLUTION. 2.32 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.6 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.32 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.70 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.4 REMARK 3 NUMBER OF REFLECTIONS : 9279 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) : 0.194 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.260 REMARK 3 FREE R VALUE TEST SET COUNT : 488 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 : 5 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 2.32 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 2.59 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.03 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 2762 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2166 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2619 REMARK 3 BIN R VALUE (WORKING SET) : 0.2121 REMARK 3 BIN FREE R VALUE : 0.3075 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.18 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 143 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.000 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1445 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 45 REMARK 3 SOLVENT ATOMS : 28 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 62.71 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 72.53 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.42080 REMARK 3 B22 (A**2) : -4.57290 REMARK 3 B33 (A**2) : 0.15210 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -15.11660 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.330 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.298 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.208 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.315 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.214 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.944 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.926 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 1543 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 2123 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 545 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 45 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 250 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 1543 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 194 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 1631 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.09 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.96 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 19.02 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): 34.9860 6.0780 -19.4144 REMARK 3 T TENSOR REMARK 3 T11: -0.0764 T22: -0.0127 REMARK 3 T33: -0.0990 T12: 0.0161 REMARK 3 T13: 0.0552 T23: -0.0135 REMARK 3 L TENSOR REMARK 3 L11: 1.3306 L22: 1.9913 REMARK 3 L33: 1.7955 L12: -0.6178 REMARK 3 L13: -0.2363 L23: -0.0310 REMARK 3 S TENSOR REMARK 3 S11: -0.0244 S12: 0.0835 S13: 0.0537 REMARK 3 S21: -0.0056 S22: 0.0185 S23: 0.1434 REMARK 3 S31: -0.0295 S32: -0.2921 S33: 0.0058 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7MHC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-APR-21. REMARK 100 THE DEPOSITION ID IS D_1000256260. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-MAR-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.5.21 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9280 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.320 REMARK 200 RESOLUTION RANGE LOW (A) : 35.700 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.5 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.32 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.33 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: BUSTER REMARK 200 STARTING MODEL: 4KSY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS; 0.2 M NACL; 28.0 W/V PEG REMARK 280 6K, PH 8.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 44.06000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.37000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 44.06000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 36.37000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4270 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16270 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 -1.000000 0.000000 0.000000 95.04103 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -35.70541 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 517 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 528 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 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 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 -69.91 -147.19 REMARK 500 ARG A 197 145.59 86.81 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 ZEV A 401 DBREF 7MHC A 154 341 UNP Q86WV6 STING_HUMAN 154 341 SEQADV 7MHC ALA A 230 UNP Q86WV6 GLY 230 ENGINEERED MUTATION SEQADV 7MHC ARG A 232 UNP Q86WV6 HIS 232 ENGINEERED MUTATION SEQADV 7MHC GLN A 293 UNP Q86WV6 ARG 293 ENGINEERED MUTATION SEQRES 1 A 188 ASN VAL ALA HIS GLY LEU ALA TRP SER TYR TYR ILE GLY SEQRES 2 A 188 TYR LEU ARG LEU ILE LEU PRO GLU LEU GLN ALA ARG ILE SEQRES 3 A 188 ARG THR TYR ASN GLN HIS TYR ASN ASN LEU LEU ARG GLY SEQRES 4 A 188 ALA VAL SER GLN ARG LEU TYR ILE LEU LEU PRO LEU ASP SEQRES 5 A 188 CYS GLY VAL PRO ASP ASN LEU SER MET ALA ASP PRO ASN SEQRES 6 A 188 ILE ARG PHE LEU ASP LYS LEU PRO GLN GLN THR ALA ASP SEQRES 7 A 188 ARG ALA GLY ILE LYS ASP ARG VAL TYR SER ASN SER ILE SEQRES 8 A 188 TYR GLU LEU LEU GLU ASN GLY GLN ARG ALA GLY THR CYS SEQRES 9 A 188 VAL LEU GLU TYR ALA THR PRO LEU GLN THR LEU PHE ALA SEQRES 10 A 188 MET SER GLN TYR SER GLN ALA GLY PHE SER ARG GLU ASP SEQRES 11 A 188 ARG LEU GLU GLN ALA LYS LEU PHE CYS GLN THR LEU GLU SEQRES 12 A 188 ASP ILE LEU ALA ASP ALA PRO GLU SER GLN ASN ASN CYS SEQRES 13 A 188 ARG LEU ILE ALA TYR GLN GLU PRO ALA ASP ASP SER SER SEQRES 14 A 188 PHE SER LEU SER GLN GLU VAL LEU ARG HIS LEU ARG GLN SEQRES 15 A 188 GLU GLU LYS GLU GLU VAL HET ZEV A 401 65 HETNAM ZEV (2R,5R,7R,8S,10R,12AR,14R,15S,15AR,16R)-7-(2-AMINO-6- HETNAM 2 ZEV OXO-1,6-DIHYDRO-9H-PURIN-9-YL)-14-(6-AMINO-9H-PURIN-9- HETNAM 3 ZEV YL)-15,16-DIFLUORO-2,10-BIS(SULFANYL)OCTAHYDRO-2H,10H, HETNAM 4 ZEV 12H-5,8-METHANO-2LAMBDA~5~,10LAMBDA~5~-FURO[3,2-L][1, HETNAM 5 ZEV 3,6,9,11,2,10]PENTAOXADIPHOSPHACYCLOTETRADECINE-2,10- HETNAM 6 ZEV DIONE FORMUL 2 ZEV C20 H20 F2 N10 O9 P2 S2 2- FORMUL 3 HOH *28(H2 O) HELIX 1 AA1 ASN A 154 GLY A 166 1 13 HELIX 2 AA2 TYR A 167 GLN A 184 1 18 HELIX 3 AA3 ASN A 211 ALA A 215 5 5 HELIX 4 AA4 ALA A 262 TYR A 274 1 13 HELIX 5 AA5 SER A 275 GLY A 278 5 4 HELIX 6 AA6 SER A 280 ASP A 301 1 22 HELIX 7 AA7 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 ARG A 310 N LEU A 198 SHEET 1 AA2 2 GLN A 228 ARG A 232 0 SHEET 2 AA2 2 ILE A 235 TYR A 240 -1 O ILE A 235 N ARG A 232 SITE 1 AC1 11 SER A 162 TYR A 163 TYR A 167 ARG A 238 SITE 2 AC1 11 TYR A 240 GLU A 260 THR A 263 PRO A 264 SITE 3 AC1 11 THR A 267 HOH A 505 HOH A 520 CRYST1 88.120 72.740 36.370 90.00 100.97 90.00 C 1 2 1 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 0.011348 0.000000 0.002200 0.00000 SCALE2 0.000000 0.013748 0.000000 0.00000 SCALE3 0.000000 0.000000 0.028007 0.00000