DPP9 Antibody (N-Terminus)
Rabbit Polyclonal Antibody
- SPECIFICATION
- CITATIONS
- PROTOCOLS
- BACKGROUND
Application ![]()
| IHC-P |
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Primary Accession | Q86TI2 |
Reactivity | Human, Monkey, Bovine |
Host | Rabbit |
Clonality | Polyclonal |
Calculated MW | 98kDa |
Dilution | IHC-P (20 µg/ml) |
Gene ID | 91039 |
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Other Names | Dipeptidyl peptidase 9, DP9, 3.4.14.5, Dipeptidyl peptidase IV-related protein 2, DPRP-2, Dipeptidyl peptidase IX, DPP IX, Dipeptidyl peptidase-like protein 9, DPLP9, DPP9, DPRP2 |
Target/Specificity | Human DPP9. BLAST analysis of the peptide immunogen showed no homology with other human proteins. |
Reconstitution & Storage | Long term: -70°C; Short term: +4°C |
Precautions | DPP9 Antibody (N-Terminus) is for research use only and not for use in diagnostic or therapeutic procedures. |
Name | DPP9 {ECO:0000303|PubMed:12459266, ECO:0000312|HGNC:HGNC:18648} |
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Function | Dipeptidyl peptidase that cleaves off N-terminal dipeptides from proteins having a Pro or Ala residue at position 2 (PubMed:12662155, PubMed:16475979, PubMed:19667070, PubMed:29382749, PubMed:30291141, PubMed:33731929, PubMed:36112693). Acts as a key inhibitor of caspase-1-dependent monocyte and macrophage pyroptosis in resting cells by preventing activation of NLRP1 and CARD8 (PubMed:27820798, PubMed:29967349, PubMed:30291141, PubMed:31525884, PubMed:32796818, PubMed:36112693, PubMed:36357533). Sequesters the cleaved C-terminal part of NLRP1 and CARD8, which respectively constitute the active part of the NLRP1 and CARD8 inflammasomes, in a ternary complex, thereby preventing their oligomerization and activation (PubMed:33731929, PubMed:33731932, PubMed:34019797). The dipeptidyl peptidase activity is required to suppress NLRP1 and CARD8; however, neither NLRP1 nor CARD8 are bona fide substrates of DPP9, suggesting the existence of substrate(s) required for NLRP1 and CARD8 inhibition (PubMed:33731929). |
Cellular Location | [Isoform 1]: Cytoplasm, cytosol |
Tissue Location | Ubiquitously expressed, with highest levels in liver, heart and muscle, and lowest levels in brain |
Volume | 50 µl |

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Provided below are standard protocols that you may find useful for product applications.
Background
Dipeptidyl peptidase that cleaves off N-terminal dipeptides from proteins having a Pro or Ala residue at position 2.
References
Olsen C.,et al.Gene 299:185-193(2002).
Qi S.Y.,et al.Biochem. J. 373:179-189(2003).
Ajami K.,et al.Biochim. Biophys. Acta 1679:18-28(2004).
Bjelke J.R.,et al.Biochem. J. 396:391-399(2006).
Ota T.,et al.Nat. Genet. 36:40-45(2004).

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