HEADER VIRAL PROTEIN 02-JUN-26 31GJ TITLE CRYSTAL STRUCTURE OF SARS-COV-2 MAIN PROTEASE (MPRO) INACTIVE MUTANT TITLE 2 C145A IN COMPLEX WITH NIRMATRELVIR 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 CORONAVIRUS SOURCE 3 2; SOURCE 4 ORGANISM_TAXID: 2697049; SOURCE 5 GENE: REP, 1A-1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS MAIN PROTEINASE, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR C.-C.YANG,N.STRATER,K.SYLVESTER,C.E.MULLER,R.VOGET,M.GUETSCHOW REVDAT 1 16-SEP-26 31GJ 0 JRNL AUTH R.VOGET,V.STEIGER,K.SYLVESTER,C.C.YANG,L.V.KOHOUT,D.THIMM, JRNL AUTH 2 J.BREIDENBACH,N.STRATER,C.E.MULLER,M.GUTSCHOW JRNL TITL FROM INHIBITOR TO REPORTER: NIRMATRELVIR-DERIVED FLUOROGENIC JRNL TITL 2 SUBSTRATES FOR THE SARS-COV-2 MAIN PROTEASE. JRNL REF ACS CHEM.BIOL. 2026 JRNL REFN ESSN 1554-8937 JRNL PMID 42701098 JRNL DOI 10.1021/ACSCHEMBIO.6C00577 REMARK 2 REMARK 2 RESOLUTION. 1.82 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (2.1_6048: ???) 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) : 1.82 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 56.88 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 70.3 REMARK 3 NUMBER OF REFLECTIONS : 45788 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 2200 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 56.8800 - 4.5800 1.00 4101 230 0.1722 0.2074 REMARK 3 2 4.5800 - 3.6400 1.00 3938 211 0.1552 0.1929 REMARK 3 3 3.6400 - 3.1800 1.00 3944 184 0.1808 0.2288 REMARK 3 4 3.1800 - 2.8900 1.00 3879 205 0.1914 0.2189 REMARK 3 5 2.8900 - 2.6800 1.00 3849 224 0.2017 0.2473 REMARK 3 6 2.6800 - 2.5200 1.00 3857 206 0.2065 0.2537 REMARK 3 7 2.5200 - 2.4000 1.00 3854 192 0.2208 0.2533 REMARK 3 8 2.4000 - 2.2900 1.00 3872 180 0.2261 0.2559 REMARK 3 9 2.2900 - 2.2000 0.98 3796 174 0.2308 0.2929 REMARK 3 10 2.2000 - 2.1300 0.80 3109 143 0.2285 0.3186 REMARK 3 11 2.1300 - 2.0600 0.52 1989 82 0.2458 0.2835 REMARK 3 12 2.0600 - 2.0000 0.35 1332 61 0.2541 0.2618 REMARK 3 13 2.0000 - 1.9500 0.27 1058 51 0.2828 0.3291 REMARK 3 14 1.9500 - 1.9000 0.16 623 33 0.3003 0.3588 REMARK 3 15 1.9000 - 1.8600 0.08 306 20 0.2838 0.2964 REMARK 3 16 1.8600 - 1.8200 0.02 81 4 0.2573 0.2413 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.210 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.440 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.59 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.005 4900 REMARK 3 ANGLE : 0.808 6683 REMARK 3 CHIRALITY : 0.048 752 REMARK 3 PLANARITY : 0.008 870 REMARK 3 DIHEDRAL : 13.042 1777 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -2.0711 -3.3102 16.6315 REMARK 3 T TENSOR REMARK 3 T11: 0.0529 T22: 0.0562 REMARK 3 T33: 0.0731 T12: -0.0209 REMARK 3 T13: 0.0134 T23: -0.0290 REMARK 3 L TENSOR REMARK 3 L11: 0.1461 L22: 0.1325 REMARK 3 L33: 0.2862 L12: 0.0363 REMARK 3 L13: -0.0141 L23: 0.0296 REMARK 3 S TENSOR REMARK 3 S11: 0.0016 S12: -0.0188 S13: -0.0178 REMARK 3 S21: -0.0254 S22: -0.0160 S23: -0.0389 REMARK 3 S31: -0.0207 S32: -0.0118 S33: -0.0423 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 31GJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-JUN-26. REMARK 100 THE DEPOSITION ID IS D_1292157673. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-SEP-25 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PETRA III, EMBL C/O DESY REMARK 200 BEAMLINE : P13 (MX1) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9762 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.8.2, STARANISO 3.0.6 REMARK 200 (20250212) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45798 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.820 REMARK 200 RESOLUTION RANGE LOW (A) : 72.560 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 200 DATA REDUNDANCY : 13.80 REMARK 200 R MERGE (I) : 0.21100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.82 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.01 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.1 REMARK 200 DATA REDUNDANCY IN SHELL : 14.60 REMARK 200 R MERGE FOR SHELL (I) : 2.70500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: PHENIX (2.1_6048: ???) REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M MIB PH 7.7, 23.5% PEG 1500, 5% REMARK 280 DMSO, 1 MM DTT, 0.25 MM EDTA, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 33.96450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.01850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 50.62450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.01850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 33.96450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 50.62450 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 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 MET A -1 REMARK 465 ALA A 0 REMARK 465 SER A 1 REMARK 465 GLY A 2 REMARK 465 SER A 301 REMARK 465 GLY A 302 REMARK 465 VAL A 303 REMARK 465 THR A 304 REMARK 465 PHE A 305 REMARK 465 GLN A 306 REMARK 465 MET B -1 REMARK 465 ALA B 0 REMARK 465 SER B 1 REMARK 465 GLN B 306 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 -129.97 53.93 REMARK 500 HIS A 41 2.58 -69.50 REMARK 500 ASN A 51 57.51 -142.68 REMARK 500 ASN A 84 -122.95 53.87 REMARK 500 TYR A 154 -97.46 64.80 REMARK 500 PRO A 184 49.92 -88.67 REMARK 500 ASP B 33 -131.45 52.74 REMARK 500 ASN B 51 70.09 -160.60 REMARK 500 ASN B 84 -125.25 50.35 REMARK 500 TYR B 154 -104.79 67.26 REMARK 500 THR B 169 8.08 -65.68 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 719 DISTANCE = 5.82 ANGSTROMS REMARK 525 HOH A 720 DISTANCE = 6.94 ANGSTROMS REMARK 525 HOH A 721 DISTANCE = 7.28 ANGSTROMS DBREF 31GJ A 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 DBREF 31GJ B 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 SEQADV 31GJ MET A -1 UNP P0DTD1 INITIATING METHIONINE SEQADV 31GJ ALA A 0 UNP P0DTD1 EXPRESSION TAG SEQADV 31GJ ALA A 145 UNP P0DTD1 CYS 3408 ENGINEERED MUTATION SEQADV 31GJ MET B -1 UNP P0DTD1 INITIATING METHIONINE SEQADV 31GJ ALA B 0 UNP P0DTD1 EXPRESSION TAG SEQADV 31GJ ALA B 145 UNP P0DTD1 CYS 3408 ENGINEERED MUTATION SEQRES 1 A 308 MET ALA SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY SEQRES 2 A 308 LYS VAL GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR SEQRES 3 A 308 THR THR LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR SEQRES 4 A 308 CYS PRO ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU SEQRES 5 A 308 ASN PRO ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN SEQRES 6 A 308 HIS ASN PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG SEQRES 7 A 308 VAL ILE GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU SEQRES 8 A 308 LYS VAL ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS SEQRES 9 A 308 PHE VAL ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU SEQRES 10 A 308 ALA CYS TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS SEQRES 11 A 308 ALA MET ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU SEQRES 12 A 308 ASN GLY SER ALA GLY SER VAL GLY PHE ASN ILE ASP TYR SEQRES 13 A 308 ASP CYS VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU SEQRES 14 A 308 PRO THR GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN SEQRES 15 A 308 PHE TYR GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA SEQRES 16 A 308 ALA GLY THR ASP THR THR ILE THR VAL ASN VAL LEU ALA SEQRES 17 A 308 TRP LEU TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE SEQRES 18 A 308 LEU ASN ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU SEQRES 19 A 308 VAL ALA MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP SEQRES 20 A 308 HIS VAL ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY SEQRES 21 A 308 ILE ALA VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU SEQRES 22 A 308 LEU GLN ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER SEQRES 23 A 308 ALA LEU LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL SEQRES 24 A 308 ARG GLN CYS SER GLY VAL THR PHE GLN SEQRES 1 B 308 MET ALA SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY SEQRES 2 B 308 LYS VAL GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR SEQRES 3 B 308 THR THR LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR SEQRES 4 B 308 CYS PRO ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU SEQRES 5 B 308 ASN PRO ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN SEQRES 6 B 308 HIS ASN PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG SEQRES 7 B 308 VAL ILE GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU SEQRES 8 B 308 LYS VAL ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS SEQRES 9 B 308 PHE VAL ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU SEQRES 10 B 308 ALA CYS TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS SEQRES 11 B 308 ALA MET ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU SEQRES 12 B 308 ASN GLY SER ALA GLY SER VAL GLY PHE ASN ILE ASP TYR SEQRES 13 B 308 ASP CYS VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU SEQRES 14 B 308 PRO THR GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN SEQRES 15 B 308 PHE TYR GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA SEQRES 16 B 308 ALA GLY THR ASP THR THR ILE THR VAL ASN VAL LEU ALA SEQRES 17 B 308 TRP LEU TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE SEQRES 18 B 308 LEU ASN ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU SEQRES 19 B 308 VAL ALA MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP SEQRES 20 B 308 HIS VAL ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY SEQRES 21 B 308 ILE ALA VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU SEQRES 22 B 308 LEU GLN ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER SEQRES 23 B 308 ALA LEU LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL SEQRES 24 B 308 ARG GLN CYS SER GLY VAL THR PHE GLN HET DMS A 401 10 HET ZGW A 402 67 HET ZGW B 401 67 HET DMS B 402 10 HET DMS B 403 10 HET DMS B 404 10 HET DMS B 405 10 HETNAM DMS DIMETHYL SULFOXIDE HETNAM ZGW NIRMATRELVIR HETSYN ZGW (1R,2S,5S)-N-{(1S)-1-CYANO-2-[(3S)-2-OXOPYRROLIDIN-3- HETSYN 2 ZGW YL]ETHYL}-6,6-DIMETHYL-3-[3-METHYL-N- HETSYN 3 ZGW (TRIFLUOROACETYL)-L-VALYL]-3-AZABICYCLO[3.1.0]HEXANE- HETSYN 4 ZGW 2-CARBOXAMIDE FORMUL 3 DMS 5(C2 H6 O S) FORMUL 4 ZGW 2(C23 H32 F3 N5 O4) FORMUL 10 HOH *342(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 THR A 45 MET A 49 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 MET A 235 1 10 HELIX 8 AA8 LYS A 236 ASN A 238 5 3 HELIX 9 AA9 THR A 243 LEU A 250 1 8 HELIX 10 AB1 LEU A 250 GLY A 258 1 9 HELIX 11 AB2 ALA A 260 GLY A 275 1 16 HELIX 12 AB3 THR A 292 CYS A 300 1 9 HELIX 13 AB4 SER B 10 GLY B 15 1 6 HELIX 14 AB5 HIS B 41 CYS B 44 5 4 HELIX 15 AB6 GLU B 47 ASN B 51 5 5 HELIX 16 AB7 ASN B 53 LYS B 61 1 9 HELIX 17 AB8 SER B 62 HIS B 64 5 3 HELIX 18 AB9 ILE B 200 ASN B 214 1 15 HELIX 19 AC1 THR B 226 MET B 235 1 10 HELIX 20 AC2 LYS B 236 ASN B 238 5 3 HELIX 21 AC3 THR B 243 GLY B 258 1 16 HELIX 22 AC4 ALA B 260 GLY B 275 1 16 HELIX 23 AC5 THR B 292 CYS B 300 1 9 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 THR A 25 N CYS A 22 SHEET 5 AA1 7 VAL A 35 PRO A 39 -1 O VAL A 35 N LEU A 32 SHEET 6 AA1 7 VAL 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 LYS A 88 SHEET 1 AA2 5 TYR A 101 PHE A 103 0 SHEET 2 AA2 5 CYS A 156 GLU A 166 1 O PHE A 159 N LYS A 102 SHEET 3 AA2 5 VAL A 148 ASP A 153 -1 N ASP A 153 O CYS A 156 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 TYR A 101 PHE A 103 0 SHEET 2 AA3 3 CYS A 156 GLU A 166 1 O PHE A 159 N LYS A 102 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 ALA B 70 O VAL B 73 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 VAL B 35 PRO B 39 -1 O TYR B 37 N LEU B 30 SHEET 6 AA4 7 VAL B 86 VAL B 91 -1 O LEU B 87 N CYS B 38 SHEET 7 AA4 7 VAL B 77 GLN B 83 -1 N SER B 81 O LYS B 88 SHEET 1 AA5 5 TYR B 101 PHE B 103 0 SHEET 2 AA5 5 CYS B 156 GLU B 166 1 O PHE B 159 N LYS B 102 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 TYR B 101 PHE B 103 0 SHEET 2 AA6 3 CYS B 156 GLU B 166 1 O PHE B 159 N LYS B 102 SHEET 3 AA6 3 HIS B 172 THR B 175 -1 O ALA B 173 N MET B 165 CRYST1 67.929 101.249 104.037 90.00 90.00 90.00 P 21 21 21 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 0.014721 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009877 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009612 0.00000 CONECT 9283 9284 9285 9286 CONECT 9284 9283 CONECT 9285 9283 9287 9288 9289 CONECT 9286 9283 9290 9291 9292 CONECT 9287 9285 CONECT 9288 9285 CONECT 9289 9285 CONECT 9290 9286 CONECT 9291 9286 CONECT 9292 9286 CONECT 9293 9294 9322 CONECT 9294 9293 9295 9319 9328 CONECT 9295 9294 9296 9329 9330 CONECT 9296 9295 9297 9299 9331 CONECT 9297 9296 9298 9332 9333 CONECT 9298 9297 9323 9334 9335 CONECT 9299 9296 9323 9327 CONECT 9300 9301 9319 9326 CONECT 9301 9300 9314 9320 9336 CONECT 9302 9303 9320 9325 CONECT 9303 9302 9304 9321 9337 CONECT 9304 9303 9305 9306 9307 CONECT 9305 9304 9338 9339 9340 CONECT 9306 9304 9341 9342 9343 CONECT 9307 9304 9344 9345 9346 CONECT 9308 9315 9321 9324 CONECT 9309 9310 9320 9347 9348 CONECT 9310 9309 9311 9314 9349 CONECT 9311 9310 9312 9313 9314 CONECT 9312 9311 9350 9351 9352 CONECT 9313 9311 9353 9354 9355 CONECT 9314 9301 9310 9311 9356 CONECT 9315 9308 9316 9317 9318 CONECT 9316 9315 CONECT 9317 9315 CONECT 9318 9315 CONECT 9319 9294 9300 9357 CONECT 9320 9301 9302 9309 CONECT 9321 9303 9308 9358 CONECT 9322 9293 CONECT 9323 9298 9299 9359 CONECT 9324 9308 CONECT 9325 9302 CONECT 9326 9300 CONECT 9327 9299 CONECT 9328 9294 CONECT 9329 9295 CONECT 9330 9295 CONECT 9331 9296 CONECT 9332 9297 CONECT 9333 9297 CONECT 9334 9298 CONECT 9335 9298 CONECT 9336 9301 CONECT 9337 9303 CONECT 9338 9305 CONECT 9339 9305 CONECT 9340 9305 CONECT 9341 9306 CONECT 9342 9306 CONECT 9343 9306 CONECT 9344 9307 CONECT 9345 9307 CONECT 9346 9307 CONECT 9347 9309 CONECT 9348 9309 CONECT 9349 9310 CONECT 9350 9312 CONECT 9351 9312 CONECT 9352 9312 CONECT 9353 9313 CONECT 9354 9313 CONECT 9355 9313 CONECT 9356 9314 CONECT 9357 9319 CONECT 9358 9321 CONECT 9359 9323 CONECT 9360 9361 9389 CONECT 9361 9360 9362 9386 9395 CONECT 9362 9361 9363 9396 9397 CONECT 9363 9362 9364 9366 9398 CONECT 9364 9363 9365 9399 9400 CONECT 9365 9364 9390 9401 9402 CONECT 9366 9363 9390 9394 CONECT 9367 9368 9386 9393 CONECT 9368 9367 9381 9387 9403 CONECT 9369 9370 9387 9392 CONECT 9370 9369 9371 9388 9404 CONECT 9371 9370 9372 9373 9374 CONECT 9372 9371 9405 9406 9407 CONECT 9373 9371 9408 9409 9410 CONECT 9374 9371 9411 9412 9413 CONECT 9375 9382 9388 9391 CONECT 9376 9377 9387 9414 9415 CONECT 9377 9376 9378 9381 9416 CONECT 9378 9377 9379 9380 9381 CONECT 9379 9378 9417 9418 9419 CONECT 9380 9378 9420 9421 9422 CONECT 9381 9368 9377 9378 9423 CONECT 9382 9375 9383 9384 9385 CONECT 9383 9382 CONECT 9384 9382 CONECT 9385 9382 CONECT 9386 9361 9367 9424 CONECT 9387 9368 9369 9376 CONECT 9388 9370 9375 9425 CONECT 9389 9360 CONECT 9390 9365 9366 9426 CONECT 9391 9375 CONECT 9392 9369 CONECT 9393 9367 CONECT 9394 9366 CONECT 9395 9361 CONECT 9396 9362 CONECT 9397 9362 CONECT 9398 9363 CONECT 9399 9364 CONECT 9400 9364 CONECT 9401 9365 CONECT 9402 9365 CONECT 9403 9368 CONECT 9404 9370 CONECT 9405 9372 CONECT 9406 9372 CONECT 9407 9372 CONECT 9408 9373 CONECT 9409 9373 CONECT 9410 9373 CONECT 9411 9374 CONECT 9412 9374 CONECT 9413 9374 CONECT 9414 9376 CONECT 9415 9376 CONECT 9416 9377 CONECT 9417 9379 CONECT 9418 9379 CONECT 9419 9379 CONECT 9420 9380 CONECT 9421 9380 CONECT 9422 9380 CONECT 9423 9381 CONECT 9424 9386 CONECT 9425 9388 CONECT 9426 9390 CONECT 9427 9428 9429 9430 CONECT 9428 9427 CONECT 9429 9427 9431 9432 9433 CONECT 9430 9427 9434 9435 9436 CONECT 9431 9429 CONECT 9432 9429 CONECT 9433 9429 CONECT 9434 9430 CONECT 9435 9430 CONECT 9436 9430 CONECT 9437 9438 9439 9440 CONECT 9438 9437 CONECT 9439 9437 9441 9442 9443 CONECT 9440 9437 9444 9445 9446 CONECT 9441 9439 CONECT 9442 9439 CONECT 9443 9439 CONECT 9444 9440 CONECT 9445 9440 CONECT 9446 9440 CONECT 9447 9448 9449 9450 CONECT 9448 9447 CONECT 9449 9447 9451 9452 9453 CONECT 9450 9447 9454 9455 9456 CONECT 9451 9449 CONECT 9452 9449 CONECT 9453 9449 CONECT 9454 9450 CONECT 9455 9450 CONECT 9456 9450 CONECT 9457 9458 9459 9460 CONECT 9458 9457 CONECT 9459 9457 9461 9462 9463 CONECT 9460 9457 9464 9465 9466 CONECT 9461 9459 CONECT 9462 9459 CONECT 9463 9459 CONECT 9464 9460 CONECT 9465 9460 CONECT 9466 9460 MASTER 283 0 7 23 30 0 0 6 5095 2 184 48 END