HEADER VIRAL PROTEIN/INHIBITOR 05-MAR-24 8YKK TITLE CRYSTAL STRUCTURE OF SARS MAIN PROTEASE IN COMPLEX WITH X77 COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3C-LIKE PROTEINASE NSP5; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MAIN PROTEASE,MPRO,NON-STRUCTURAL PROTEIN 5,NSP5,SARS COMPND 5 CORONAVIRUS MAIN PROTEINASE; COMPND 6 EC: 3.4.22.69; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME-RELATED SOURCE 3 CORONAVIRUS; SOURCE 4 ORGANISM_TAXID: 694009; SOURCE 5 GENE: REP, 1A-1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS VIRAL PROTEIN-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR X.L.ZHOU,C.LIN,J.ZHANG,J.LI REVDAT 1 27-NOV-24 8YKK 0 JRNL AUTH H.JIANG,W.LI,X.ZHOU,J.ZHANG,J.LI JRNL TITL CRYSTAL STRUCTURES OF CORONAVIRAL MAIN PROTEASES IN COMPLEX JRNL TITL 2 WITH THE NON-COVALENT INHIBITOR X77. JRNL REF INT.J.BIOL.MACROMOL. V. 276 33706 2024 JRNL REFN ISSN 0141-8130 JRNL PMID 38981557 JRNL DOI 10.1016/J.IJBIOMAC.2024.133706 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.12_2829 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.82 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.337 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 3 NUMBER OF REFLECTIONS : 20306 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.214 REMARK 3 R VALUE (WORKING SET) : 0.213 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.688 REMARK 3 FREE R VALUE TEST SET COUNT : 952 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 37.8200 - 4.4048 0.99 2823 166 0.1701 0.2114 REMARK 3 2 4.4048 - 3.4970 0.99 2813 131 0.2000 0.2289 REMARK 3 3 3.4970 - 3.0552 0.99 2803 128 0.2451 0.2934 REMARK 3 4 3.0552 - 2.7760 0.97 2737 130 0.2537 0.2898 REMARK 3 5 2.7760 - 2.5770 0.97 2698 121 0.2527 0.3046 REMARK 3 6 2.5770 - 2.4251 0.97 2714 150 0.2684 0.3104 REMARK 3 7 2.4251 - 2.3037 0.98 2766 126 0.3084 0.3751 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) : 0.352 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 32.154 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 47.48 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 54.55 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 : 0.007 2303 REMARK 3 ANGLE : 0.914 3144 REMARK 3 CHIRALITY : 0.050 362 REMARK 3 PLANARITY : 0.006 405 REMARK 3 DIHEDRAL : 6.371 1330 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 8YKK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 06-MAR-24. REMARK 100 THE DEPOSITION ID IS D_1300043862. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-APR-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL02U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979183 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20609 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 37.820 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 6.300 REMARK 200 R MERGE (I) : 0.19500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.6000 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) : 2.43 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 1.06000 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.58 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.57 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES PH7.5, 10% PEG8000, 8% REMARK 280 ETHYLENE GLYCOL, 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 53.22000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.43600 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 53.22000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 42.43600 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: 1840 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 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 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 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 GLU A 47 CG CD OE1 OE2 REMARK 470 ASN A 51 CG OD1 ND2 REMARK 470 SER A 62 OG REMARK 470 HIS A 64 CG ND1 CD2 CE1 NE2 REMARK 470 LEU A 67 CG CD1 CD2 REMARK 470 GLN A 69 CG CD OE1 NE2 REMARK 470 ASN A 72 CG OD1 ND2 REMARK 470 VAL A 73 CG1 CG2 REMARK 470 GLN A 74 CG CD OE1 NE2 REMARK 470 ARG A 76 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 90 CG CD CE NZ REMARK 470 LYS A 100 CG CD CE NZ REMARK 470 LYS A 102 CG CD CE NZ REMARK 470 ASP A 153 CG OD1 OD2 REMARK 470 TYR A 154 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ASP A 155 CG OD1 OD2 REMARK 470 ASN A 228 CG OD1 ND2 REMARK 470 ASP A 229 CG OD1 OD2 REMARK 470 VAL A 233 CG1 CG2 REMARK 470 LYS A 236 CG CD CE NZ REMARK 470 LYS A 269 CG CD CE NZ REMARK 470 GLU A 270 CG CD OE1 OE2 REMARK 470 ASN A 274 CG OD1 ND2 REMARK 470 ASN A 277 CG OD1 ND2 REMARK 470 ARG A 279 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 298 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OG1 THR A 285 OG1 THR A 285 2555 2.10 REMARK 500 REMARK 500 REMARK: NULL 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 33 -119.49 51.73 REMARK 500 ASN A 51 59.78 -144.73 REMARK 500 ASN A 84 -115.05 46.24 REMARK 500 TYR A 154 -117.95 59.15 REMARK 500 ASP A 176 -168.20 -74.25 REMARK 500 PRO A 184 39.03 -93.29 REMARK 500 ALA A 191 76.50 -104.84 REMARK 500 REMARK 500 REMARK: NULL DBREF 8YKK A 2 299 UNP P0C6X7 R1AB_SARS 3242 3539 SEQRES 1 A 298 GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL GLU SEQRES 2 A 298 GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR LEU SEQRES 3 A 298 ASN GLY LEU TRP LEU ASP ASP THR VAL TYR CYS PRO ARG SEQRES 4 A 298 HIS VAL ILE CYS THR ALA GLU ASP MET LEU ASN PRO ASN SEQRES 5 A 298 TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS SER PHE SEQRES 6 A 298 LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE GLY SEQRES 7 A 298 HIS SER MET GLN ASN CYS LEU LEU ARG LEU LYS VAL ASP SEQRES 8 A 298 THR SER ASN PRO LYS THR PRO LYS TYR LYS PHE VAL ARG SEQRES 9 A 298 ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS TYR SEQRES 10 A 298 ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET ARG SEQRES 11 A 298 PRO ASN HIS THR ILE LYS GLY SER PHE LEU ASN GLY SER SEQRES 12 A 298 CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS VAL SEQRES 13 A 298 SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR GLY SEQRES 14 A 298 VAL HIS ALA GLY THR ASP LEU GLU GLY LYS PHE TYR GLY SEQRES 15 A 298 PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY THR SEQRES 16 A 298 ASP THR THR ILE THR LEU ASN VAL LEU ALA TRP LEU TYR SEQRES 17 A 298 ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN ARG SEQRES 18 A 298 PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA MET SEQRES 19 A 298 LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL ASP SEQRES 20 A 298 ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA VAL SEQRES 21 A 298 LEU ASP MET CYS ALA ALA LEU LYS GLU LEU LEU GLN ASN SEQRES 22 A 298 GLY MET ASN GLY ARG THR ILE LEU GLY SER THR ILE LEU SEQRES 23 A 298 GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN HET X77 A 301 34 HETNAM X77 N-(4-TERT-BUTYLPHENYL)-N-[(1R)-2-(CYCLOHEXYLAMINO)-2- HETNAM 2 X77 OXO-1-(PYRIDIN-3-YL)ETHYL]-1H-IMIDAZOLE-4-CARBOXAMIDE FORMUL 2 X77 C27 H33 N5 O2 FORMUL 3 HOH *20(H2 O) HELIX 1 AA1 SER A 10 GLY A 15 1 6 HELIX 2 AA2 HIS A 41 CYS A 44 5 4 HELIX 3 AA3 ASN A 53 ARG A 60 1 8 HELIX 4 AA4 SER A 62 PHE A 66 5 5 HELIX 5 AA5 ILE A 200 ASN A 214 1 15 HELIX 6 AA6 THR A 226 TYR A 237 1 12 HELIX 7 AA7 THR A 243 LEU A 250 1 8 HELIX 8 AA8 LEU A 250 GLY A 258 1 9 HELIX 9 AA9 ALA A 260 GLY A 275 1 16 HELIX 10 AB1 THR A 292 GLN A 299 1 8 SHEET 1 AA1 7 VAL A 73 LEU A 75 0 SHEET 2 AA1 7 LEU A 67 ALA A 70 -1 N VAL A 68 O LEU A 75 SHEET 3 AA1 7 MET A 17 CYS A 22 -1 N THR A 21 O LEU A 67 SHEET 4 AA1 7 THR A 25 LEU A 32 -1 O GLY A 29 N VAL A 18 SHEET 5 AA1 7 THR A 35 PRO A 39 -1 O TYR A 37 N LEU A 30 SHEET 6 AA1 7 LEU A 86 VAL A 91 -1 O LEU A 87 N CYS A 38 SHEET 7 AA1 7 VAL A 77 GLN A 83 -1 N SER A 81 O ARG A 88 SHEET 1 AA2 5 LYS A 100 PHE A 103 0 SHEET 2 AA2 5 CYS A 156 GLU A 166 1 O VAL A 157 N LYS A 100 SHEET 3 AA2 5 VAL A 148 ASP A 153 -1 N ASN A 151 O SER A 158 SHEET 4 AA2 5 THR A 111 TYR A 118 -1 N SER A 113 O PHE A 150 SHEET 5 AA2 5 SER A 121 ALA A 129 -1 O SER A 123 N ALA A 116 SHEET 1 AA3 3 LYS A 100 PHE A 103 0 SHEET 2 AA3 3 CYS A 156 GLU A 166 1 O VAL A 157 N LYS A 100 SHEET 3 AA3 3 HIS A 172 THR A 175 -1 O ALA A 173 N MET A 165 CRYST1 106.440 84.872 54.310 90.00 105.55 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 0.009395 0.000000 0.002614 0.00000 SCALE2 0.000000 0.011782 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019112 0.00000