HEADER VIRAL PROTEIN 08-SEP-24 9JGS TITLE CRYSTAL STRUCTURE OF SARS MAIN PROTEASE IN COMPLEX WITH IBUZATRELVIR COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3C-LIKE PROTEINASE NSP5; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: 3CL-PRO,3CLP,MAIN PROTEASE,MPRO,NON-STRUCTURAL PROTEIN 5, COMPND 5 NSP5,SARS 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: 1A; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS VIRAL PROTEIN-INHIBITOR COMPLEX, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR H.H.JIANG,J.ZHANG,J.LI REVDAT 1 11-MAR-26 9JGS 0 JRNL AUTH H.H.JIANG,J.ZHANG,J.LI JRNL TITL CRYSTAL STRUCTURE OF SARS MAIN PROTEASE IN COMPLEX WITH JRNL TITL 2 IBUZATRELVIR JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.04 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) : 2.04 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.75 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.975 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 50236 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.190 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.887 REMARK 3 FREE R VALUE TEST SET COUNT : 2455 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 32.7500 - 5.3392 0.99 2728 123 0.1701 0.1839 REMARK 3 2 5.3392 - 4.2408 0.99 2663 135 0.1434 0.1614 REMARK 3 3 4.2408 - 3.7055 0.99 2690 152 0.1612 0.1787 REMARK 3 4 3.7055 - 3.3671 0.99 2681 130 0.1853 0.2339 REMARK 3 5 3.3671 - 3.1260 0.99 2687 137 0.2036 0.2089 REMARK 3 6 3.1260 - 2.9418 0.99 2668 144 0.2104 0.2514 REMARK 3 7 2.9418 - 2.7946 0.99 2702 135 0.2137 0.2653 REMARK 3 8 2.7946 - 2.6730 0.98 2646 147 0.2178 0.3008 REMARK 3 9 2.6730 - 2.5701 0.98 2661 138 0.2167 0.2281 REMARK 3 10 2.5701 - 2.4815 0.98 2670 132 0.2073 0.2260 REMARK 3 11 2.4815 - 2.4039 0.98 2603 141 0.2062 0.2694 REMARK 3 12 2.4039 - 2.3352 0.97 2643 140 0.2188 0.2417 REMARK 3 13 2.3352 - 2.2737 0.97 2647 148 0.2160 0.3005 REMARK 3 14 2.2737 - 2.2183 0.97 2601 136 0.2234 0.2309 REMARK 3 15 2.2183 - 2.1679 0.97 2649 136 0.2092 0.2227 REMARK 3 16 2.1679 - 2.1217 0.97 2606 127 0.2210 0.2353 REMARK 3 17 2.1217 - 2.0793 0.96 2651 138 0.2272 0.2519 REMARK 3 18 2.0793 - 2.0401 0.95 2585 116 0.2810 0.3123 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) : 0.212 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.876 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 29.55 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.99 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 : 0.008 4581 REMARK 3 ANGLE : 0.913 6261 REMARK 3 CHIRALITY : 0.053 728 REMARK 3 PLANARITY : 0.006 806 REMARK 3 DIHEDRAL : 5.698 2644 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 9JGS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 10-SEP-24. REMARK 100 THE DEPOSITION ID IS D_1300049227. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-MAR-24 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 : BL10U2 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 : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 50311 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.040 REMARK 200 RESOLUTION RANGE LOW (A) : 56.850 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.04 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.09 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.31600 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 (%): 60.89 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES PH7.5, 10% PEG8000, 8% REMARK 280 ETHYLENE GLYCOL, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 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: 1920 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24040 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 GLY B 2 REMARK 465 GLU B 47 REMARK 465 LEU B 50 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 ASP A 56 CG OD1 OD2 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 ARG A 222 CG CD NE CZ NH1 NH2 REMARK 470 THR A 226 OG1 CG2 REMARK 470 ASN A 228 CG OD1 ND2 REMARK 470 ASP A 229 CG OD1 OD2 REMARK 470 LEU A 232 CG CD1 CD2 REMARK 470 VAL A 233 CG1 CG2 REMARK 470 MET A 235 CG SD CE REMARK 470 LYS A 236 CG CD CE NZ REMARK 470 THR A 243 OG1 CG2 REMARK 470 ASP A 245 CG OD1 OD2 REMARK 470 ASP A 248 CG OD1 OD2 REMARK 470 ILE A 249 CG1 CG2 CD1 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 470 THR B 45 OG1 CG2 REMARK 470 MET B 49 CG SD CE REMARK 470 ASN B 51 CG OD1 ND2 REMARK 470 HIS B 64 CG ND1 CD2 CE1 NE2 REMARK 470 LEU B 67 CG CD1 CD2 REMARK 470 ASN B 72 CG OD1 ND2 REMARK 470 GLN B 74 CG CD OE1 NE2 REMARK 470 ARG B 76 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 90 CG CD CE NZ REMARK 470 ASP B 92 CG OD1 OD2 REMARK 470 LYS B 100 CG CD CE NZ REMARK 470 LYS B 137 CG CD CE NZ REMARK 470 ASP B 153 CG OD1 OD2 REMARK 470 TYR B 154 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ASP B 155 CG OD1 OD2 REMARK 470 LYS B 180 CG CD CE NZ REMARK 470 ARG B 188 CG CD NE CZ NH1 NH2 REMARK 470 ASN B 277 CG OD1 ND2 REMARK 470 ARG B 279 CG CD NE CZ NH1 NH2 REMARK 470 PHE B 294 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG B 298 CG CD NE CZ NH1 NH2 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 -121.97 49.51 REMARK 500 ASN A 51 73.41 -161.14 REMARK 500 ASN A 84 -122.64 55.20 REMARK 500 TYR A 154 -116.52 58.97 REMARK 500 ASP B 33 -121.87 43.97 REMARK 500 ASN B 84 -119.60 54.25 REMARK 500 ALA B 191 105.42 -59.34 REMARK 500 REMARK 500 REMARK: NULL DBREF 9JGS A 2 299 UNP P0C6U8 R1A_SARS 3242 3539 DBREF 9JGS B 2 299 UNP P0C6U8 R1A_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 SEQRES 1 B 298 GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL GLU SEQRES 2 B 298 GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR LEU SEQRES 3 B 298 ASN GLY LEU TRP LEU ASP ASP THR VAL TYR CYS PRO ARG SEQRES 4 B 298 HIS VAL ILE CYS THR ALA GLU ASP MET LEU ASN PRO ASN SEQRES 5 B 298 TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS SER PHE SEQRES 6 B 298 LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE GLY SEQRES 7 B 298 HIS SER MET GLN ASN CYS LEU LEU ARG LEU LYS VAL ASP SEQRES 8 B 298 THR SER ASN PRO LYS THR PRO LYS TYR LYS PHE VAL ARG SEQRES 9 B 298 ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS TYR SEQRES 10 B 298 ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET ARG SEQRES 11 B 298 PRO ASN HIS THR ILE LYS GLY SER PHE LEU ASN GLY SER SEQRES 12 B 298 CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS VAL SEQRES 13 B 298 SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR GLY SEQRES 14 B 298 VAL HIS ALA GLY THR ASP LEU GLU GLY LYS PHE TYR GLY SEQRES 15 B 298 PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY THR SEQRES 16 B 298 ASP THR THR ILE THR LEU ASN VAL LEU ALA TRP LEU TYR SEQRES 17 B 298 ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN ARG SEQRES 18 B 298 PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA MET SEQRES 19 B 298 LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL ASP SEQRES 20 B 298 ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA VAL SEQRES 21 B 298 LEU ASP MET CYS ALA ALA LEU LYS GLU LEU LEU GLN ASN SEQRES 22 B 298 GLY MET ASN GLY ARG THR ILE LEU GLY SER THR ILE LEU SEQRES 23 B 298 GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN HET YDL A 301 34 HET YDL B 301 34 HETNAM YDL N-(METHOXYCARBONYL)-3-METHYL-L-VALYL-(4R)-N-{(1Z,2S)-1- HETNAM 2 YDL IMINO-3-[(3S)-2-OXOPYRROLIDIN-3-YL]PROPAN-2-YL}-4- HETNAM 3 YDL (TRIFLUOROMETHYL)-L-PROLINAMIDE HETSYN YDL IBUZATRELVIR, BOUND FORM; N-(METHOXYCARBONYL)-3-METHYL- HETSYN 2 YDL L-VALYL-(4R)-N-{(1S)-1-CYANO-2-[(3S)-2-OXOPYRROLIDIN- HETSYN 3 YDL 3-YL]ETHYL}-4-(TRIFLUOROMETHYL)-L-PROLINAMIDE, BOUND HETSYN 4 YDL FORM FORMUL 3 YDL 2(C21 H32 F3 N5 O5) FORMUL 5 HOH *256(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 GLU A 47 ASN A 51 5 5 HELIX 4 AA4 ASN A 53 ARG A 60 1 8 HELIX 5 AA5 SER A 62 HIS A 64 5 3 HELIX 6 AA6 ILE A 200 ASN A 214 1 15 HELIX 7 AA7 THR A 226 TYR A 237 1 12 HELIX 8 AA8 THR A 243 LEU A 250 1 8 HELIX 9 AA9 LEU A 250 GLY A 258 1 9 HELIX 10 AB1 ALA A 260 GLY A 275 1 16 HELIX 11 AB2 THR A 292 GLN A 299 1 8 HELIX 12 AB3 SER B 10 GLY B 15 1 6 HELIX 13 AB4 HIS B 41 CYS B 44 5 4 HELIX 14 AB5 ASN B 53 ARG B 60 1 8 HELIX 15 AB6 SER B 62 HIS B 64 5 3 HELIX 16 AB7 ILE B 200 ASN B 214 1 15 HELIX 17 AB8 THR B 226 TYR B 237 1 12 HELIX 18 AB9 THR B 243 LEU B 250 1 8 HELIX 19 AC1 LEU B 250 GLY B 258 1 9 HELIX 20 AC2 ALA B 260 GLY B 275 1 16 HELIX 21 AC3 THR B 292 GLN B 299 1 8 SHEET 1 AA1 7 VAL A 73 LEU A 75 0 SHEET 2 AA1 7 PHE A 66 ALA A 70 -1 N VAL A 68 O LEU A 75 SHEET 3 AA1 7 MET A 17 CYS A 22 -1 N GLN A 19 O GLN A 69 SHEET 4 AA1 7 THR A 25 LEU A 32 -1 O LEU A 27 N VAL A 20 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 89 N VAL A 36 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 TYR A 126 N VAL A 114 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 SHEET 1 AA4 7 VAL B 73 LEU B 75 0 SHEET 2 AA4 7 PHE B 66 ALA B 70 -1 N VAL B 68 O LEU B 75 SHEET 3 AA4 7 MET B 17 CYS B 22 -1 N THR B 21 O LEU B 67 SHEET 4 AA4 7 THR B 25 LEU B 32 -1 O LEU B 27 N VAL B 20 SHEET 5 AA4 7 THR B 35 PRO B 39 -1 O TYR B 37 N LEU B 30 SHEET 6 AA4 7 LEU B 86 VAL B 91 -1 O LEU B 89 N VAL B 36 SHEET 7 AA4 7 VAL B 77 GLN B 83 -1 N SER B 81 O ARG B 88 SHEET 1 AA5 5 LYS B 100 PHE B 103 0 SHEET 2 AA5 5 CYS B 156 GLU B 166 1 O VAL B 157 N LYS B 100 SHEET 3 AA5 5 VAL B 148 ASP B 153 -1 N ASN B 151 O SER B 158 SHEET 4 AA5 5 THR B 111 TYR B 118 -1 N SER B 113 O PHE B 150 SHEET 5 AA5 5 SER B 121 ALA B 129 -1 O TYR B 126 N VAL B 114 SHEET 1 AA6 3 LYS B 100 PHE B 103 0 SHEET 2 AA6 3 CYS B 156 GLU B 166 1 O VAL B 157 N LYS B 100 SHEET 3 AA6 3 HIS B 172 THR B 175 -1 O ALA B 173 N MET B 165 LINK SG CYS A 145 C2 YDL A 301 1555 1555 1.77 CRYST1 55.257 60.489 67.906 92.65 102.58 108.67 P 1 2 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 0.018097 0.006116 0.004844 0.00000 SCALE2 0.000000 0.017450 0.002204 0.00000 SCALE3 0.000000 0.000000 0.015208 0.00000 CONECT 1064 4397 CONECT 4396 4405 4418 4422 CONECT 4397 1064 4413 4417 CONECT 4398 4406 4420 4423 CONECT 4399 4414 4419 4424 CONECT 4400 4421 4425 4426 CONECT 4401 4403 4405 CONECT 4402 4406 4407 CONECT 4403 4401 4418 CONECT 4404 4407 4419 CONECT 4405 4396 4401 4412 CONECT 4406 4398 4402 4419 CONECT 4407 4402 4404 4415 CONECT 4408 4416 CONECT 4409 4416 CONECT 4410 4416 CONECT 4411 4426 CONECT 4412 4405 4413 CONECT 4413 4397 4412 4420 CONECT 4414 4399 4416 4421 CONECT 4415 4407 4427 4428 4429 CONECT 4416 4408 4409 4410 4414 CONECT 4417 4397 CONECT 4418 4396 4403 CONECT 4419 4399 4404 4406 CONECT 4420 4398 4413 CONECT 4421 4400 4414 CONECT 4422 4396 CONECT 4423 4398 CONECT 4424 4399 CONECT 4425 4400 CONECT 4426 4400 4411 CONECT 4427 4415 CONECT 4428 4415 CONECT 4429 4415 CONECT 4430 4439 4452 4456 CONECT 4431 4447 4451 CONECT 4432 4440 4454 4457 CONECT 4433 4448 4453 4458 CONECT 4434 4455 4459 4460 CONECT 4435 4437 4439 CONECT 4436 4440 4441 CONECT 4437 4435 4452 CONECT 4438 4441 4453 CONECT 4439 4430 4435 4446 CONECT 4440 4432 4436 4453 CONECT 4441 4436 4438 4449 CONECT 4442 4450 CONECT 4443 4450 CONECT 4444 4450 CONECT 4445 4460 CONECT 4446 4439 4447 CONECT 4447 4431 4446 4454 CONECT 4448 4433 4450 4455 CONECT 4449 4441 4461 4462 4463 CONECT 4450 4442 4443 4444 4448 CONECT 4451 4431 CONECT 4452 4430 4437 CONECT 4453 4433 4438 4440 CONECT 4454 4432 4447 CONECT 4455 4434 4448 CONECT 4456 4430 CONECT 4457 4432 CONECT 4458 4433 CONECT 4459 4434 CONECT 4460 4434 4445 CONECT 4461 4449 CONECT 4462 4449 CONECT 4463 4449 MASTER 293 0 2 21 30 0 0 6 4717 2 69 46 END