Structure of PDB 1bmq Chain A

Receptor sequence
>1bmqA (length=167) Species: 9606 (Homo sapiens) [Search protein sequence]
GNVKLCSLEEAQRIWKQKSAEIYPIMDKSSRTRLALIICNEEFDSIPRRT
GAEVDITGMTMLLQNLGYSVDVKKNLTASDMTTELEAFAHRPEHKTSDST
FLVFMSHGIREGICGKKHSEQVPDILQLNAIFNMLNTKNCPSLKDKPKVI
IIQACRGDSPGVVWFKD
3D structure
PDB1bmq Peptide based interleukin-1 beta converting enzyme (ICE) inhibitors: synthesis, structure activity relationships and crystallographic study of the ICE-inhibitor complex.
ChainA
Resolution2.5 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) P177 R178 H237 G238 C285 R286
Catalytic site (residue number reindexed from 1) P47 R48 H107 G108 C155 R156
Enzyme Commision number 3.4.22.36: caspase-1.
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 MNO A R179 H237 C285 R49 H107 C155 PDBbind-CN: -logKd/Ki=7.42,IC50=38nM
Gene Ontology
Molecular Function
GO:0004197 cysteine-type endopeptidase activity
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:1bmq, PDBe:1bmq, PDBj:1bmq
PDBsum1bmq
PubMed9987822
UniProtP29466|CASP1_HUMAN Caspase-1 (Gene Name=CASP1)

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