HEADER HYDROLASE/HYDROLASE INHIBITOR 31-MAR-21 7MB6 TITLE SARS-COV-2 MAIN PROTEASE (MPRO) C145A IN COMPLEX WITH CLEAVAGE SITE TITLE 2 NSP6/7 (P6-P1) COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3C-LIKE PROTEINASE; 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; COMPND 8 MUTATION: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: LYS-VAL-ALA-THR-VAL-GLN; COMPND 11 CHAIN: C; COMPND 12 ENGINEERED: YES; COMPND 13 OTHER_DETAILS: CLEAVAGE SITE NSP6/7 (P6-P1) SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS SOURCE 3 2; SOURCE 4 ORGANISM_COMMON: 2019-NCOV, SARS-COV-2; SOURCE 5 ORGANISM_TAXID: 2697049; SOURCE 6 GENE: REP, 1A-1B; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS SOURCE 11 2; SOURCE 12 ORGANISM_COMMON: 2019-NCOV, SARS-COV-2; SOURCE 13 ORGANISM_TAXID: 2697049; SOURCE 14 GENE: REP, 1A-1B; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SARS-COV-2, COVID-19, COVID19 PROTEASE, PROTEASE INHIBITOR, COMPLEX, KEYWDS 2 HYDROLASE INHIBITOR COMPLEX, HYDROLASE, HYDROLASE-HYDROLASE KEYWDS 3 INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR G.J.LOCKBAUM,C.A.SCHIFFER REVDAT 3 18-OCT-23 7MB6 1 REMARK REVDAT 2 29-JUN-22 7MB6 1 JRNL REVDAT 1 22-JUN-22 7MB6 0 JRNL AUTH A.M.SHAQRA,S.N.ZVORNICANIN,Q.Y.J.HUANG,G.J.LOCKBAUM,M.KNAPP, JRNL AUTH 2 L.TANDESKE,D.T.BAKAN,J.FLYNN,D.N.A.BOLON,S.MOQUIN,D.DOVALA, JRNL AUTH 3 N.KURT YILMAZ,C.A.SCHIFFER JRNL TITL DEFINING THE SUBSTRATE ENVELOPE OF SARS-COV-2 MAIN PROTEASE JRNL TITL 2 TO PREDICT AND AVOID DRUG RESISTANCE. JRNL REF NAT COMMUN V. 13 3556 2022 JRNL REFN ESSN 2041-1723 JRNL PMID 35729165 JRNL DOI 10.1038/S41467-022-31210-W REMARK 2 REMARK 2 RESOLUTION. 2.21 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.1_4122 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) : 2.21 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.58 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 31109 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.225 REMARK 3 R VALUE (WORKING SET) : 0.223 REMARK 3 FREE R VALUE : 0.272 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 1561 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 28.5800 - 4.9100 1.00 2752 147 0.2050 0.2197 REMARK 3 2 4.9100 - 3.9000 1.00 2704 143 0.1769 0.2149 REMARK 3 3 3.9000 - 3.4100 1.00 2697 143 0.2177 0.2964 REMARK 3 4 3.4100 - 3.1000 1.00 2694 142 0.2331 0.3098 REMARK 3 5 3.1000 - 2.8700 1.00 2701 138 0.2412 0.3187 REMARK 3 6 2.8700 - 2.7100 1.00 2691 146 0.2452 0.2751 REMARK 3 7 2.7100 - 2.5700 1.00 2667 147 0.2575 0.3216 REMARK 3 8 2.5700 - 2.4600 1.00 2693 134 0.2694 0.3438 REMARK 3 9 2.4600 - 2.3600 1.00 2693 144 0.2903 0.3616 REMARK 3 10 2.3600 - 2.2800 1.00 2674 142 0.2900 0.3521 REMARK 3 11 2.2800 - 2.2100 0.95 2582 135 0.3135 0.3844 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) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 30.530 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 44.29 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 58.39 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 7MB6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-MAR-21. REMARK 100 THE DEPOSITION ID IS D_1000255812. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-MAR-21 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 : NSLS-II REMARK 200 BEAMLINE : 17-ID-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979356 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 : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31114 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.210 REMARK 200 RESOLUTION RANGE LOW (A) : 28.580 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.03300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.21 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.29 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.38100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 7L0D REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10% PEG 3350, 0.1M BIS-TRIS REMARK 280 -METHANE:HCL PH 5.5, 0.2M NACL, VAPOR DIFFUSION, HANGING DROP, REMARK 280 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 62.42600 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.37450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 62.42600 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 40.37450 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3840 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24710 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 GLN A 306 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 THR A 45 OG1 CG2 REMARK 470 SER A 46 OG REMARK 470 GLU A 47 CG CD OE1 OE2 REMARK 470 LEU A 50 CG CD1 CD2 REMARK 470 ARG A 60 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 76 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 100 CG CD CE NZ REMARK 470 LYS A 102 CG CD CE NZ REMARK 470 LYS A 137 CG CD CE NZ REMARK 470 ARG A 188 CG CD NE CZ NH1 NH2 REMARK 470 THR A 196 OG1 CG2 REMARK 470 ARG A 222 CG CD NE CZ NH1 NH2 REMARK 470 PHE A 223 CG CD1 CD2 CE1 CE2 CZ REMARK 470 THR A 225 OG1 CG2 REMARK 470 LEU A 227 CG CD1 CD2 REMARK 470 ASP A 229 CG OD1 OD2 REMARK 470 LEU A 232 CG CD1 CD2 REMARK 470 MET A 235 CG SD CE REMARK 470 LYS A 236 CG CD CE NZ REMARK 470 ASN A 238 CG OD1 ND2 REMARK 470 ILE A 259 CG1 CG2 CD1 REMARK 470 ASP A 263 CG OD1 OD2 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 MET A 276 CG SD CE REMARK 470 ASN A 277 CG OD1 ND2 REMARK 470 ARG A 279 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 286 CG CD1 CD2 REMARK 470 GLU B 47 CG CD OE1 OE2 REMARK 470 SER B 62 OG REMARK 470 ARG B 76 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 88 CG CD CE NZ REMARK 470 LYS B 100 CG CD CE NZ REMARK 470 LYS B 102 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 THR B 196 OG1 CG2 REMARK 470 ASP B 216 CG OD1 OD2 REMARK 470 ARG B 217 CG CD NE CZ NH1 NH2 REMARK 470 ASN B 221 CG OD1 ND2 REMARK 470 ARG B 222 CG CD NE CZ NH1 NH2 REMARK 470 THR B 224 OG1 CG2 REMARK 470 LEU B 232 CG CD1 CD2 REMARK 470 LYS B 236 CG CD CE NZ REMARK 470 ASP B 248 CG OD1 OD2 REMARK 470 ASP B 263 CG OD1 OD2 REMARK 470 ASN B 274 CG OD1 ND2 REMARK 470 MET B 276 CG SD CE REMARK 470 ARG B 298 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 449 O HOH B 429 2.05 REMARK 500 O HOH A 406 O HOH B 411 2.19 REMARK 500 O HOH A 423 O HOH A 450 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 O HOH A 401 O HOH B 425 4555 2.12 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 LYS A 5 93.99 -67.02 REMARK 500 ASP A 33 -130.31 52.56 REMARK 500 ASP A 48 40.42 -109.99 REMARK 500 ASN A 84 -132.98 56.58 REMARK 500 PHE A 134 30.04 74.08 REMARK 500 TYR A 154 -107.60 58.10 REMARK 500 HIS A 164 -51.00 -126.53 REMARK 500 ASP B 33 -123.86 55.98 REMARK 500 ASN B 84 -128.98 61.94 REMARK 500 TYR B 154 -122.73 68.04 REMARK 500 HIS B 164 -50.53 -129.95 REMARK 500 ASP B 176 -178.83 -69.63 REMARK 500 ARG B 217 10.72 -141.96 REMARK 500 ARG B 222 51.82 -112.66 REMARK 500 SER B 301 71.44 -112.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 VAL C -2 13.64 REMARK 500 REMARK 500 REMARK: NULL DBREF 7MB6 A 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 DBREF 7MB6 B 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 DBREF 7MB6 C -6 -1 UNP P0DTD1 R1AB_SARS2 3854 3859 SEQADV 7MB6 ALA A 145 UNP P0DTD1 CYS 3408 ENGINEERED MUTATION SEQADV 7MB6 ALA B 145 UNP P0DTD1 CYS 3408 ENGINEERED MUTATION SEQRES 1 A 306 SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL SEQRES 2 A 306 GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR SEQRES 3 A 306 LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS PRO SEQRES 4 A 306 ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN PRO SEQRES 5 A 306 ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS ASN SEQRES 6 A 306 PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE SEQRES 7 A 306 GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS VAL SEQRES 8 A 306 ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE VAL SEQRES 9 A 306 ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS SEQRES 10 A 306 TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET SEQRES 11 A 306 ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN GLY SEQRES 12 A 306 SER ALA GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS SEQRES 13 A 306 VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR SEQRES 14 A 306 GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE TYR SEQRES 15 A 306 GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY SEQRES 16 A 306 THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP LEU SEQRES 17 A 306 TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN SEQRES 18 A 306 ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA SEQRES 19 A 306 MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL SEQRES 20 A 306 ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA SEQRES 21 A 306 VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU GLN SEQRES 22 A 306 ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA LEU SEQRES 23 A 306 LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN SEQRES 24 A 306 CYS SER GLY VAL THR PHE GLN SEQRES 1 B 306 SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL SEQRES 2 B 306 GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR SEQRES 3 B 306 LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS PRO SEQRES 4 B 306 ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN PRO SEQRES 5 B 306 ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS ASN SEQRES 6 B 306 PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE SEQRES 7 B 306 GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS VAL SEQRES 8 B 306 ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE VAL SEQRES 9 B 306 ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS SEQRES 10 B 306 TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET SEQRES 11 B 306 ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN GLY SEQRES 12 B 306 SER ALA GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS SEQRES 13 B 306 VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR SEQRES 14 B 306 GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE TYR SEQRES 15 B 306 GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY SEQRES 16 B 306 THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP LEU SEQRES 17 B 306 TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN SEQRES 18 B 306 ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA SEQRES 19 B 306 MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL SEQRES 20 B 306 ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA SEQRES 21 B 306 VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU GLN SEQRES 22 B 306 ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA LEU SEQRES 23 B 306 LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN SEQRES 24 B 306 CYS SER GLY VAL THR PHE GLN SEQRES 1 C 6 LYS VAL ALA THR VAL GLN FORMUL 4 HOH *105(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 MET A 235 1 10 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 ASN A 274 1 15 HELIX 10 AB1 THR A 292 GLY A 302 1 11 HELIX 11 AB2 SER B 10 GLY B 15 1 6 HELIX 12 AB3 HIS B 41 CYS B 44 5 4 HELIX 13 AB4 GLU B 47 ASN B 51 5 5 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 CYS B 300 1 9 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 VAL A 35 PRO A 39 -1 O TYR A 37 N LEU A 30 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 ILE A 78 O LYS A 90 SHEET 1 AA2 3 LYS A 100 PHE A 103 0 SHEET 2 AA2 3 CYS A 156 GLU A 166 1 O VAL A 157 N LYS A 100 SHEET 3 AA2 3 HIS A 172 THR A 175 -1 O THR A 175 N MET A 162 SHEET 1 AA3 5 SER A 121 ALA A 129 0 SHEET 2 AA3 5 THR A 111 TYR A 118 -1 N VAL A 114 O TYR A 126 SHEET 3 AA3 5 VAL A 148 ASP A 153 -1 O PHE A 150 N SER A 113 SHEET 4 AA3 5 CYS A 156 GLU A 166 -1 O SER A 158 N ASN A 151 SHEET 5 AA3 5 THR C -3 VAL C -2 -1 O THR C -3 N GLU A 166 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 THR B 25 N CYS B 22 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 ILE B 78 O LYS B 90 SHEET 1 AA5 5 TYR B 101 PHE B 103 0 SHEET 2 AA5 5 CYS B 156 GLU B 166 1 O VAL B 157 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 CYS B 128 N PHE B 112 SHEET 1 AA6 3 TYR B 101 PHE B 103 0 SHEET 2 AA6 3 CYS B 156 GLU B 166 1 O VAL B 157 N LYS B 102 SHEET 3 AA6 3 HIS B 172 THR B 175 -1 O THR B 175 N MET B 162 CRYST1 124.852 80.749 62.688 90.00 91.33 90.00 C 1 2 1 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 0.008009 0.000000 0.000186 0.00000 SCALE2 0.000000 0.012384 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015956 0.00000