Toll Like Receptor 7/8 (TLR7/8) Cascade

Heinz LX, Lee J, Kapoor U, Kartnig F, Sedlyarov V, Papakostas K, César-Razquin A, Essletzbichler P, Goldmann U, Stefanovic A, Bigenzahn JW, Scorzoni S, Pizzagalli MD, Bensimon A, Müller AC, King FJ, Li J, Girardi E, Mbow ML, Whitehurst CE, Rebsamen M, Superti-Furga G. TASL is the SLC15A4-associated adaptor for IRF5 activation by TLR7–9. Nature. 2020 May 13;581(7808):316–22. doi: 10.1038/s41586-020-2282-0.; Li Y, Chen M, Cao H, Zhu Y, Zheng J, Zhou H. Extraordinary GU-rich single-strand RNA identified from SARS coronavirus contributes an excessive innate immune response. Microbes and Infection. 2013 Feb;15(2):88–95. doi: 10.1016/j.micinf.2012.10.008.; Takaoka A, Yanai H, Kondo S, Duncan G, Negishi H, Mizutani T, Kano S, Honda K, Ohba Y, Mak TW, Taniguchi T. Integral role of IRF-5 in the gene induction programme activated by Toll-like receptors. Nature. 2005 Mar 10;434(7030):243–9. doi: 10.1038/nature03308. PMID: 15665823.; Diebold SS, Kaisho T, Hemmi H, Akira S, Reis e Sousa C. Innate antiviral responses by means of TLR7-mediated recognition of single-stranded RNA. Science. 2004 Mar 05;303(5663):1529–31. doi: 10.1126/science.1093616. PMID: 14976261.; Heil F, Hemmi H, Hochrein H, Ampenberger F, Kirschning C, Akira S, Lipford G, Wagner H, Bauer S. Species-specific recognition of single-stranded RNA via toll-like receptor 7 and 8. Science. 2004 Mar 05;303(5663):1526–9. doi: 10.1126/science.1093620. PMID: 14976262.; Jurk M, Heil F, Vollmer J, Schetter C, Krieg AM, Wagner H, Lipford G, Bauer S. Human TLR7 or TLR8 independently confer responsiveness to the antiviral compound R-848. Nat Immunol. 2002 Jun;3(6):499. doi: 10.1038/ni0602-499. PMID: 12032557.; Hemmi H, Kaisho T, Takeuchi O, Sato S, Sanjo H, Hoshino K, Horiuchi T, Tomizawa H, Takeda K, Akira S. Small anti-viral compounds activate immune cells via the TLR7 MyD88-dependent signaling pathway. Nat Immunol. 2002 Feb;3(2):196–200. doi: 10.1038/ni758. PMID: 11812998.

Metabolites

H2O

Formula: H2O (18.0105642)

CAS ID: 7732-18-5

ATP(4-)

Formula: C10H12N5O13P3 (502.9644492)

CAS ID:

ADP(3-)

Formula: C10H12N5O10P2 (424.0059412)

CAS ID:



Enzyme

EC Number name full name note
2.3.2.23 E2 ubiquitin-conjugating enzyme S-ubiquitinyl-[E1 ubiquitin-activating enzyme]-L-cysteine:[E2 ubiquitin-conjugating enzyme] ubiquitinyl transferase
2.3.2.27 RING-type E3 ubiquitin transferase [E2 ubiquitin-conjugating enzyme]-S-ubiquitinyl-L-cysteine:[acceptor protein] ubiquitin transferase (isopeptide bond-forming; RING-type)
2.7.11.1 non-specific serine/threonine protein kinase ATP:protein phosphotransferase (non-specific)
2.7.11.10 IkappaB kinase ATP:[IkappaB protein] phosphotransferase
2.7.11.24 mitogen-activated protein kinase ATP:protein phosphotransferase (MAPKK-activated)
2.7.11.25 mitogen-activated protein kinase kinase kinase ATP:protein phosphotransferase (MAPKKKK-activated)
2.7.12.2 mitogen-activated protein kinase kinase ATP:protein phosphotransferase (MAPKKK-activated)
3.4.22.61 caspase-8


Proteins

Protein ID name full name