Hmdb loader
Identification
HMDB Protein ID HMDBP14454
Secondary Accession Numbers None
Name Caspase-1
Synonyms
  1. CASP-1
  2. Interleukin-1 beta convertase
  3. Interleukin-1 beta-converting enzyme
  4. p45
  5. IL-1BC
  6. ICE
  7. IL-1 beta-converting enzyme
Gene Name CASP1
Protein Type Unknown
Biological Properties
General Function Not Available
Specific Function Thiol protease involved in a variety of inflammatory processes by proteolytically cleaving other proteins, such as the precursors of the inflammatory cytokines interleukin-1 beta (IL1B) and interleukin 18 (IL18) as well as the pyroptosis inducer Gasdermin-D (GSDMD), into active mature peptides (PubMed:21147462, PubMed:32109412). Plays a key role in cell immunity as an inflammatory response initiator: once activated through formation of an inflammasome complex, it initiates a proinflammatory response through the cleavage of the two inflammatory cytokines IL1B and IL18, releasing the mature cytokines which are involved in a variety of inflammatory processes (PubMed:21147462). Cleaves a tetrapeptide after an Asp residue at position P1 (PubMed:21147462). Also initiates pyroptosis, a programmed lytic cell death pathway, through cleavage of GSDMD (PubMed:32109412). In contrast to cleavage of interleukins IL1B and IL1B, recognition and cleavage of GSDMD is not strictly dependent on the consensus cleavage site but depends on an exosite interface on CASP1 that recognizes and binds the Gasdermin-D, C-terminal (GSDMD-CT) part (PubMed:32109412). Upon inflammasome activation, during DNA virus infection but not RNA virus challenge, controls antiviral immunity through the cleavage of CGAS, rendering it inactive (PubMed:28314590). In apoptotic cells, cleaves SPHK2 which is released from cells and remains enzymatically active extracellularly (By similarity).
Pathways
  • Amyotrophic lateral sclerosis
  • C-type lectin receptor signaling pathway
  • Coronavirus disease - COVID-19
  • Cytosolic DNA-sensing pathway
  • Influenza A
  • Legionellosis
  • Lipid and atherosclerosis
  • Necroptosis
  • Neutrophil extracellular trap formation
  • NOD-like receptor signaling pathway
  • Pertussis
  • Salmonella infection
  • Yersinia infection
Reactions Not Available
GO Classification
Biological Process
regulation of autophagy
positive regulation of I-kappaB kinase/NF-kappaB cascade
positive regulation of cysteine-type endopeptidase activity involved in apoptotic process
protein autoprocessing
myoblast fusion
cellular response to mechanical stimulus
cellular response to organic substance
microglial cell activation
positive regulation of interleukin-1 beta production
toxin transport
protein processing
positive regulation of cytokine production
execution phase of apoptosis
positive regulation of circadian sleep/wake cycle, non-REM sleep
pyroptosis
cytokine precursor processing
membrane hyperpolarization
mitochondrial depolarization
positive regulation of interleukin-1 alpha production
positive regulation of tumor necrosis factor-mediated signaling pathway
programmed necrotic cell death
signaling receptor ligand precursor processing
response to ATP
regulation of inflammatory response
response to organic cyclic compound
proteolysis
response to hypoxia
positive regulation of apoptotic process
response to bacterium
response to lipopolysaccharide
cellular response to lipopolysaccharide
response to drug
cellular response to interferon-gamma
memory
Cellular Component
nucleus
plasma membrane
mitochondrion
cytoplasm
protease inhibitor complex
NLRP1 inflammasome complex
NLRP3 inflammasome complex
IPAF inflammasome complex
AIM2 inflammasome complex
extracellular region
protein-containing complex
cytosol
neuron projection
Molecular Function
cysteine-type endopeptidase activity involved in apoptotic signaling pathway
CARD domain binding
scaffold protein binding
identical protein binding
endopeptidase activity
cysteine-type endopeptidase activity
kinase binding
peptidase activity
Cellular Location Not Available
Gene Properties
Chromosome Location Not Available
Locus Not Available
SNPs Not Available
Gene Sequence Not Available
Protein Properties
Number of Residues 402
Molecular Weight 45640.025
Theoretical pI 6.04
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence Not Available
GenBank ID Protein Not Available
UniProtKB/Swiss-Prot ID P29452
UniProtKB/Swiss-Prot Entry Name CASP1_MOUSE
PDB IDs Not Available
GenBank Gene ID Not Available
GeneCard ID Not Available
GenAtlas ID Not Available
HGNC ID Not Available
References
General References
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  2. Huttlin EL, Jedrychowski MP, Elias JE, Goswami T, Rad R, Beausoleil SA, Villen J, Haas W, Sowa ME, Gygi SP: A tissue-specific atlas of mouse protein phosphorylation and expression. Cell. 2010 Dec 23;143(7):1174-89. doi: 10.1016/j.cell.2010.12.001. [PubMed:21183079 ]
  3. Choi YJ, Kim S, Choi Y, Nielsen TB, Yan J, Lu A, Ruan J, Lee HR, Wu H, Spellberg B, Jung JU: SERPINB1-mediated checkpoint of inflammatory caspase activation. Nat Immunol. 2019 Mar;20(3):276-287. doi: 10.1038/s41590-018-0303-z. Epub 2019 Jan 28. [PubMed:30692621 ]
  4. Guo A, Gu H, Zhou J, Mulhern D, Wang Y, Lee KA, Yang V, Aguiar M, Kornhauser J, Jia X, Ren J, Beausoleil SA, Silva JC, Vemulapalli V, Bedford MT, Comb MJ: Immunoaffinity enrichment and mass spectrometry analysis of protein methylation. Mol Cell Proteomics. 2014 Jan;13(1):372-87. doi: 10.1074/mcp.O113.027870. Epub 2013 Oct 15. [PubMed:24129315 ]
  5. Wang Y, Ning X, Gao P, Wu S, Sha M, Lv M, Zhou X, Gao J, Fang R, Meng G, Su X, Jiang Z: Inflammasome Activation Triggers Caspase-1-Mediated Cleavage of cGAS to Regulate Responses to DNA Virus Infection. Immunity. 2017 Mar 21;46(3):393-404. doi: 10.1016/j.immuni.2017.02.011. Epub 2017 Mar 14. [PubMed:28314590 ]
  6. Nett MA, Cerretti DP, Berson DR, Seavitt J, Gilbert DJ, Jenkins NA, Copeland NG, Black RA, Chaplin DD: Molecular cloning of the murine IL-1 beta converting enzyme cDNA. J Immunol. 1992 Nov 15;149(10):3254-9. [PubMed:1431103 ]
  7. Molineaux SM, Casano FJ, Rolando AM, Peterson EP, Limjuco G, Chin J, Griffin PR, Calaycay JR, Ding GJ, Yamin TT, et al.: Interleukin 1 beta (IL-1 beta) processing in murine macrophages requires a structurally conserved homologue of human IL-1 beta converting enzyme. Proc Natl Acad Sci U S A. 1993 Mar 1;90(5):1809-13. doi: 10.1073/pnas.90.5.1809. [PubMed:8446594 ]
  8. Casano FJ, Rolando AM, Mudgett JS, Molineaux SM: The structure and complete nucleotide sequence of the murine gene encoding interleukin-1 beta converting enzyme (ICE). Genomics. 1994 Apr;20(3):474-81. doi: 10.1006/geno.1994.1203. [PubMed:8034321 ]
  9. Broz P, von Moltke J, Jones JW, Vance RE, Monack DM: Differential requirement for Caspase-1 autoproteolysis in pathogen-induced cell death and cytokine processing. Cell Host Microbe. 2010 Dec 16;8(6):471-83. doi: 10.1016/j.chom.2010.11.007. [PubMed:21147462 ]
  10. Wang K, Sun Q, Zhong X, Zeng M, Zeng H, Shi X, Li Z, Wang Y, Zhao Q, Shao F, Ding J: Structural Mechanism for GSDMD Targeting by Autoprocessed Caspases in Pyroptosis. Cell. 2020 Mar 5;180(5):941-955.e20. doi: 10.1016/j.cell.2020.02.002. Epub 2020 Feb 27. [PubMed:32109412 ]