Structure of PDB 6bdt Chain C

Receptor sequence
>6bdtC (length=318) Species: 9606 (Homo sapiens) [Search protein sequence]
GVKEKTFEQLHKKCLEKKVLYVDPEFPPDETSLFYSQKFPIQFVWKRPPE
ICENPRFIIDGANRTDICQGELGDSWFLAAIACLTLNQHLLFRVIPHDQS
FIENYAGIFHFQFWRYGEWVDVVIDDCLPTYNNQLVFTKSNHRNEFWSAL
LEKAYAKLHGSYEALKGGNTTEAMEDFTGGVAEFFEIRDAPSDMYKIMKK
AIERGSLMGCSIDDGTNMTYQYETRMACGLVRGHAYSVTGLDEVPFKGEK
VKLVRLRNPWGQVEWNGSWSDRWKDWSFVDKDEKARLQHQVTEDGEFWMS
YEDFIYHFTKLEICNLTA
3D structure
PDB6bdt Structures of human calpain-3 protease core with and without bound inhibitor reveal mechanisms of calpain activation.
ChainC
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) Q123 S129 H334 N358 W360
Catalytic site (residue number reindexed from 1) Q69 S75 H234 N258 W260
Enzyme Commision number 3.4.22.54: calpain-3.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 CA C I113 G115 D120 E199 I59 G61 D66 E145
BS02 CA C E364 D371 T392 D394 E396 E264 D271 T292 D294 E296
Gene Ontology
Molecular Function
GO:0004198 calcium-dependent cysteine-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:6bdt, PDBe:6bdt, PDBj:6bdt
PDBsum6bdt
PubMed29382717
UniProtP20807|CAN3_HUMAN Calpain-3 (Gene Name=CAPN3)

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