Stimulator of interferon genes

Revision as of 16:27, 12 September 2019 by Alexander Berchansky (talk | contribs)


Stimulator of interferon genes (STING) induces production of type I interferon when cells are infected by viruses, mycobacteria and intracellular parasites. STING recognizes and binds cyclic-di-GMP produced by bacteria and cyclic-GMP AMP (cGAMP) produced by viruses. The C-terminal domain (CTD) (residues 139-379 in human) of STING binds cyclic-di-GMP. STING is a facilitator of innate immune signaling[1].

Structural highlights

The [2]. Water molecules are shown as red spheres.

Structure of human STING CTD complex with c-GMP-AMP (PDB entry 4loh)

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3D structures of STING3D structures of STING

(Updated on 12-September-2019

ReferencesReferences

  1. Poltorak A, Kurmyshkina O, Volkova T. Stimulator of interferon genes (STING): A "new chapter" in virus-associated cancer research. Lessons from wild-derived mouse models of innate immunity. Cytokine Growth Factor Rev. 2016 Jun;29:83-91. doi:, 10.1016/j.cytogfr.2016.02.009. Epub 2016 Mar 4. PMID:26980676 doi:http://dx.doi.org/10.1016/j.cytogfr.2016.02.009
  2. Gao P, Ascano M, Zillinger T, Wang W, Dai P, Serganov AA, Gaffney BL, Shuman S, Jones RA, Deng L, Hartmann G, Barchet W, Tuschl T, Patel DJ. Structure-Function Analysis of STING Activation by c[G(2',5')pA(3',5')p] and Targeting by Antiviral DMXAA. Cell. 2013 Aug 15;154(4):748-62. doi: 10.1016/j.cell.2013.07.023. Epub 2013 Aug, 1. PMID:23910378 doi:10.1016/j.cell.2013.07.023

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Michal Harel, Alexander Berchansky, Joel L. Sussman