Structure of PDB 7ghz Chain B Binding Site BS01

Receptor Information
>7ghz Chain B (length=305) 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
SGVTF
Ligand information
Ligand IDPJX
InChIInChI=1S/C20H18ClN3O/c1-24-9-8-16(17-10-14(21)6-7-19(17)24)20(25)23-18-12-22-11-13-4-2-3-5-15(13)18/h2-7,10-12,16H,8-9H2,1H3,(H,23,25)/t16-/m1/s1
InChIKeyNIZLDWOVHDTVKM-MRXNPFEDSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01Clc1ccc2c(c1)C(CCN2C)C(=O)Nc1cncc2ccccc21
OpenEye OEToolkits 2.0.7CN1CCC(c2c1ccc(c2)Cl)C(=O)Nc3cncc4c3cccc4
CACTVS 3.385CN1CC[C@@H](C(=O)Nc2cncc3ccccc23)c4cc(Cl)ccc14
OpenEye OEToolkits 2.0.7CN1CC[C@H](c2c1ccc(c2)Cl)C(=O)Nc3cncc4c3cccc4
CACTVS 3.385CN1CC[CH](C(=O)Nc2cncc3ccccc23)c4cc(Cl)ccc14
FormulaC20 H18 Cl N3 O
Name(4R)-6-chloro-N-(isoquinolin-4-yl)-1-methyl-1,2,3,4-tetrahydroquinoline-4-carboxamide
ChEMBL
DrugBank
ZINC
PDB chain7ghz Chain B Residue 403 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7ghz Open science discovery of potent noncovalent SARS-CoV-2 main protease inhibitors
Resolution1.666 Å
Binding residue
(original residue number in PDB)		M49 F140 L141 C145 H163 M165 E166 D187
Binding residue
(residue number reindexed from 1)		M49 F140 L141 C145 H163 M165 E166 D187
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
View graph for
Biological Process
External links
PDB RCSB:7ghz, PDBe:7ghz, PDBj:7ghz
PDBsum7ghz
PubMed37943932
UniProtP0DTD1|R1AB_SARS2 Replicase polyprotein 1ab (Gene Name=rep)

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