Structure of PDB 7lbr Chain B Binding Site BS01

Receptor Information

>7lbr Chain B (length=316) Species: 2697049 (Severe acute respiratory syndrome coronavirus 2)

SEVRTIKVFTTVDNINLHTQVVDMSMTYGQQFGPTYLDGADVTKIKPHNS
HEGKTFYVLPNDDTLRVEAFEYYHTTDPSFLGRYMSALNHTKKWKYPQVN
GLTSIKWADNNCYLATALLTLQQIELKFNPPALQDAYYRARAGEAANFCA
LILAYCNKTVGELGDVRETMSYLFQHANLDSCKRVLNVVCKTCGQQQTTL
KGVEAVMYMGTLSYEQFKKGVQIPCTCGKQATKYLVQQESPFVMMSAPPA
QYELKHGTFTCASEYTGNYQCGHYKHITSKETLYCIDGALLTKSSEYKGP
ITDVFYKENSYTTTIK

Ligand information

• Ligand ID: ZN
• InChI: InChI=1S/Zn/q+2
• InChIKey: PTFCDOFLOPIGGS-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Zn++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Zn+2]
• Formula: Zn
• Name: ZINC ION
• ChEMBL: CHEMBL1236970
• DrugBank: DB14532
• PDB chain: 7lbr Chain B Residue 401

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7lbr Potent, Novel SARS-CoV-2 PLpro Inhibitors Block Viral Replication in Monkey and Human Cell Cultures.
• Resolution: 2.2 Å
• Binding residue (original residue number in PDB): C189 C192 C224 C226
• Binding residue (residue number reindexed from 1): C190 C193 C225 C227
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 2.7.7.50: mRNA guanylyltransferase.
  3.4.19.12: ubiquitinyl hydrolase 1.
  3.4.22.-
  3.4.22.69: SARS coronavirus main proteinase.

Gene Ontology

Molecular Function

• GO:0008234 cysteine-type peptidase activity

Biological Process

• GO:0006508 proteolysis

External links

• PDB: RCSB:7lbr, PDBe:7lbr, PDBj:7lbr
• PDBsum: 7lbr
• PubMed: 33594371
• UniProt: P0DTC1|R1A_SARS2 Replicase polyprotein 1a