Structure of PDB 7tia Chain A Binding Site BS01

Receptor Information
>7tia Chain A (length=303) Species: 2697049 (Severe acute respiratory syndrome coronavirus 2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SGFRKMAFPSGKVEGCMVQVTCGTTTLNGLWLDDVVYCPRHVICTSEDML
NPNYEDLLIRKSNHNFLVQAGNVQLRVIGHSMQNCVLKLKVDTANPKTPK
YKFVRIQPGQTFSVLACYNGSPSGVYQCAMRPNFTIKGSFLNGSCGSVGF
NIDYDCVSFCYMHHMELPTGVHAGTDLEGNFYGPFVDRQTAQAAGTDTTI
TVNVLAWLYAAVINGDRWFLNRFTTTLNDFNLVAMKYNYEPLTQDHVDIL
GPLSAQTGIAVLDMCASLKELLQNGMNGRTILGSALLEDEFTPFDVVRQC
SGV
Ligand information
Ligand IDXTP
InChIInChI=1S/C21H29N3O5/c25-12-17(11-16-8-9-22-19(16)26)23-20(27)18(10-14-6-7-14)24-21(28)29-13-15-4-2-1-3-5-15/h1-5,14,16-18,25H,6-13H2,(H,22,26)(H,23,27)(H,24,28)/t16-,17-,18-/m0/s1
InChIKeyPJKBYKVMAKWNAK-BZSNNMDCSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7c1ccc(cc1)COC(=O)N[C@@H](CC2CC2)C(=O)N[C@@H](C[C@@H]3CCNC3=O)CO
CACTVS 3.385OC[C@H](C[C@@H]1CCNC1=O)NC(=O)[C@H](CC2CC2)NC(=O)OCc3ccccc3
ACDLabs 12.01C3(=O)C(CC(CO)NC(C(CC1CC1)NC(=O)OCc2ccccc2)=O)CCN3
CACTVS 3.385OC[CH](C[CH]1CCNC1=O)NC(=O)[CH](CC2CC2)NC(=O)OCc3ccccc3
OpenEye OEToolkits 2.0.7c1ccc(cc1)COC(=O)NC(CC2CC2)C(=O)NC(CC3CCNC3=O)CO
FormulaC21 H29 N3 O5
Namebenzyl [(2S)-3-cyclopropyl-1-({(2S)-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propan-2-yl}amino)-1-oxopropan-2-yl]carbamate
ChEMBL
DrugBank
ZINC
PDB chain7tia Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7tia Development of optimized drug-like small molecule inhibitors of the SARS-CoV-2 3CL protease for treatment of COVID-19.
Resolution1.64 Å
Binding residue
(original residue number in PDB)
M49 F140 C145 H163 H164 M165 E166 D187 R188 Q189
Binding residue
(residue number reindexed from 1)
M49 F140 C145 H163 H164 M165 E166 D187 R188 Q189
Annotation score1
Enzymatic activity
Enzyme Commision number 2.1.1.56: mRNA (guanine-N(7))-methyltransferase.
2.1.1.57: methyltransferase cap1.
2.7.7.48: RNA-directed RNA polymerase.
2.7.7.50: mRNA guanylyltransferase.
3.1.13.-
3.4.19.12: ubiquitinyl hydrolase 1.
3.4.22.-
3.4.22.69: SARS coronavirus main proteinase.
3.6.4.12: DNA helicase.
3.6.4.13: RNA helicase.
4.6.1.-
Gene Ontology
Molecular Function
GO:0008233 peptidase activity
Biological Process
GO:0019082 viral protein processing

View graph for
Molecular Function

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Biological Process
External links
PDB RCSB:7tia, PDBe:7tia, PDBj:7tia
PDBsum7tia
PubMed35393402
UniProtP0DTD1|R1AB_SARS2 Replicase polyprotein 1ab (Gene Name=rep)

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