Structure of PDB 8c3d Chain A Binding Site BS02

Receptor Information
>8c3d Chain A (length=215) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
APDSVDYRKKGYVTPVKNQGQCGSCWAFSSVGALEGQLKKKTGKLLNLSP
QNLVDCVSENDGCGGGYMTNAFQYVQKNRGIDSEDAYPYVGQEESCMYNP
TGKAAKCRGYREIPEGNEKALKRAVARVGPVSVAIDASLTSFQFYSKGVY
YDESCNSDNLNHAVLAVGYGIQKGNKHWIIKNSWGENWGNKGYILMARNK
NNACGIANLASFPKM
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0
[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain8c3d Chain A Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB8c3d Sulfonated Calpeptin is a promising drug candidate against SARS-CoV-2 infections
Resolution2.0 Å
Binding residue
(original residue number in PDB)
E59 N70 Q73
Binding residue
(residue number reindexed from 1)
E59 N70 Q73
Annotation score4
Enzymatic activity
Enzyme Commision number 3.4.22.38: cathepsin K.
Gene Ontology
Molecular Function
GO:0008234 cysteine-type peptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function

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Biological Process
External links
PDB RCSB:8c3d, PDBe:8c3d, PDBj:8c3d
PDBsum8c3d
PubMed37853179
UniProtP43235|CATK_HUMAN Cathepsin K (Gene Name=CTSK)

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