ATG19

Summary

Gene Symbol: ATG19
Description: Atg19p
Alias: CVT19, Atg19p
Species: Saccharomyces cerevisiae S288c

Top Publications

  1. Mazón M, Eraso P, Portillo F. Efficient degradation of misfolded mutant Pma1 by endoplasmic reticulum-associated degradation requires Atg19 and the Cvt/autophagy pathway. Mol Microbiol. 2007;63:1069-77 pubmed
    ..A genetic screen was performed for isolation of multicopy suppressors of a GAL1-pma1-D378T allele. ATG19, a member of the cytoplasm to vacuole targeting (Cvt) pathway, was found to suppress the growth arrest phenotype ..
  2. Yuga M, Gomi K, Klionsky D, Shintani T. Aspartyl aminopeptidase is imported from the cytoplasm to the vacuole by selective autophagy in Saccharomyces cerevisiae. J Biol Chem. 2011;286:13704-13 pubmed publisher
    ..precursor form of Ape1 self-assembles into an aggregate-like structure in the cytosol that is then recognized by Atg19 in a propeptide-dependent manner...
  3. Suzuki K, Kondo C, Morimoto M, Ohsumi Y. Selective transport of alpha-mannosidase by autophagic pathways: identification of a novel receptor, Atg34p. J Biol Chem. 2010;285:30019-25 pubmed publisher
    ..b>Atg19p has been identified as an Ape1p receptor and targets Ape1p to the preautophagosomal structure (PAS)...
  4. Shintani T, Klionsky D. Cargo proteins facilitate the formation of transport vesicles in the cytoplasm to vacuole targeting pathway. J Biol Chem. 2004;279:29889-94 pubmed
    ..Unlike the situation in conventional vesicular transport, precursor Ape1, along with its receptor Atg19/Cvt19, is packed into a huge complex, termed a Cvt complex, independent of the vesicle formation machinery...
  5. Morales Quinones M, Winston J, Stromhaug P. Propeptide of aminopeptidase 1 protein mediates aggregation and vesicle formation in cytoplasm-to-vacuole targeting pathway. J Biol Chem. 2012;287:10121-33 pubmed publisher
    ..of Ape1 is important for aggregation and vesicle formation and that it is sufficient for binding to prApe1 and Atg19. Defective aggregation disrupts vacuolar transport, suggesting that aggregate shape is important in vesicle ..
  6. Sawa Makarska J, Abert C, Romanov J, Zens B, Ibiricu I, Martens S. Cargo binding to Atg19 unmasks additional Atg8 binding sites to mediate membrane-cargo apposition during selective autophagy. Nat Cell Biol. 2014;16:425-433 pubmed publisher
    ..Here we show that cargo directly activates the cargo receptor Atg19 by exposing multiple Atg8 binding sites...
  7. Scott S, Guan J, Hutchins M, Kim J, Klionsky D. Cvt19 is a receptor for the cytoplasm-to-vacuole targeting pathway. Mol Cell. 2001;7:1131-41 pubmed
    b>Cvt19 is specifically required for the transport of resident vacuolar hydrolases that utilize the cytoplasm-to-vacuole targeting (Cvt) pathway...
  8. Leber R, Silles E, Sandoval I, Mazon M. Yol082p, a novel CVT protein involved in the selective targeting of aminopeptidase I to the yeast vacuole. J Biol Chem. 2001;276:29210-7 pubmed
    ..The data are consistent with a role of Yol082p in an early step of the API transport, after its assembly into dodecamers. Because Yol082p fulfills the functional requisites that define the CVT proteins, we propose to name it Cvt19.
  9. Suzuki K, Morimoto M, Kondo C, Ohsumi Y. Selective autophagy regulates insertional mutagenesis by the Ty1 retrotransposon in Saccharomyces cerevisiae. Dev Cell. 2011;21:358-65 pubmed publisher
    ..Ty1 VLPs are targeted to autophagosomes by an interaction with Atg19. We propose that selective autophagy safeguards genome integrity against excessive insertional mutagenesis caused ..

More Information

Publications29

  1. Noda N, Kumeta H, Nakatogawa H, Satoo K, Adachi W, Ishii J, et al. Structural basis of target recognition by Atg8/LC3 during selective autophagy. Genes Cells. 2008;13:1211-8 pubmed publisher
    ..in selective incorporation of specific cargo molecules into autophagosomes, in which Atg8 and LC3 interact with Atg19 and p62, receptor proteins for vacuolar enzymes and disease-related protein aggregates, respectively...
  2. Pfaffenwimmer T, Reiter W, Brach T, Nogellova V, Papinski D, Schuschnig M, et al. Hrr25 kinase promotes selective autophagy by phosphorylating the cargo receptor Atg19. EMBO Rep. 2014;15:862-70 pubmed publisher
    ..We show that the essential kinase Hrr25 activates the cargo receptor Atg19 by phosphorylation, which is required to link cargo to the Atg11 scaffold, allowing selective autophagy to proceed...
  3. Shintani T, Huang W, Stromhaug P, Klionsky D. Mechanism of cargo selection in the cytoplasm to vacuole targeting pathway. Dev Cell. 2002;3:825-37 pubmed
    ..The Cvt19 receptor plays a central role in this process: distinct domains in Cvt19 recognize oligomerized cargo proteins and ..
  4. Kamber R, Shoemaker C, Denic V. Receptor-Bound Targets of Selective Autophagy Use a Scaffold Protein to Activate the Atg1 Kinase. Mol Cell. 2015;59:372-81 pubmed publisher
    ..This regulatory logic is a key similarity between selective autophagy and bulk autophagy, which is initiated by a distinct Atg1 activation mechanism during starvation. ..
  5. Yorimitsu T, Klionsky D. Atg11 links cargo to the vesicle-forming machinery in the cytoplasm to vacuole targeting pathway. Mol Biol Cell. 2005;16:1593-605 pubmed
    ..Precursor Ape1 along with its receptor Atg19 forms the Cvt complex, which is transported to the pre-autophagosomal structure (PAS), the putative site of Cvt ..
  6. Okamoto K, Kondo Okamoto N, Ohsumi Y. Mitochondria-anchored receptor Atg32 mediates degradation of mitochondria via selective autophagy. Dev Cell. 2009;17:87-97 pubmed publisher
    ..We propose that Atg32 acts as a mitophagy-specific receptor and regulates selective degradation of mitochondria. ..
  7. Suzuki K, Kamada Y, Ohsumi Y. Studies of cargo delivery to the vacuole mediated by autophagosomes in Saccharomyces cerevisiae. Dev Cell. 2002;3:815-24 pubmed
    ..This indicates that Cvt19p mediates association between the Cvt complex and the PAS. ..
  8. Kario E, Amar N, Elazar Z, Navon A. A new autophagy-related checkpoint in the degradation of an ERAD-M target. J Biol Chem. 2011;286:11479-91 pubmed publisher
    ..These findings demonstrate a new conduit for the selective vacuolar/lysosomal removal of ERAD misfolded proteins by an autophagy-related machinery acting concomitantly with the proteasome. ..
  9. Bertipaglia C, Schneider S, Jakobi A, Tarafder A, Bykov Y, Picco A, et al. Higher-order assemblies of oligomeric cargo receptor complexes form the membrane scaffold of the Cvt vesicle. EMBO Rep. 2016;17:1044-60 pubmed publisher
    ..exhibits a tendency to form higher-order chain structures that are broken upon interaction with the receptor Atg19 in vitro The stoichiometry of these cargo-receptor complexes is key to maintaining the size of the Cvt aggregate ..
  10. Yamaguchi M, Noda N, Nakatogawa H, Kumeta H, Ohsumi Y, Inagaki F. Autophagy-related protein 8 (Atg8) family interacting motif in Atg3 mediates the Atg3-Atg8 interaction and is crucial for the cytoplasm-to-vacuole targeting pathway. J Biol Chem. 2010;285:29599-607 pubmed publisher
    ..It is also important in yeast for recognizing target vacuolar enzymes through the receptor protein Atg19 during the cytoplasm-to-vacuole targeting (Cvt) pathway, a selective type of autophagy...
  11. Watanabe Y, Noda N, Kumeta H, Suzuki K, Ohsumi Y, Inagaki F. Selective transport of alpha-mannosidase by autophagic pathways: structural basis for cargo recognition by Atg19 and Atg34. J Biol Chem. 2010;285:30026-33 pubmed publisher
    ..b>Atg19 plays a central role in these processes by linking Ams1 and prApe1 to Atg8 and Atg11...
  12. Ho K, Chang H, Huang W. Mutation at the cargo-receptor binding site of Atg8 also affects its general autophagy regulation function. Autophagy. 2009;5:461-71 pubmed
    ..be a membrane modifier that both regulates biogenesis of transport vesicles and interacts with the cargo receptor Atg19 for selective autophagic transport of the vacuolar enzyme prApe1 in budding yeast...
  13. Ma J, Bharucha N, Dobry C, Frisch R, Lawson S, Kumar A. Localization of autophagy-related proteins in yeast using a versatile plasmid-based resource of fluorescent protein fusions. Autophagy. 2008;4:792-800 pubmed
    ..Collectively, this plasmid-based resource of yeast gene-vYFP fusions provides an initial toolkit for a variety of systematic and large-scale localization studies exploring pathway biology in the budding yeast. ..
  14. Tanaka C, Tan L, Mochida K, Kirisako H, Koizumi M, Asai E, et al. Hrr25 triggers selective autophagy-related pathways by phosphorylating receptor proteins. J Cell Biol. 2014;207:91-105 pubmed publisher
    ..Hrr25 is responsible for the phosphorylation of two receptor proteins: Atg19, which recognizes the assembly of vacuolar enzymes in the cytoplasm-to-vacuole targeting pathway, and Atg36, which ..
  15. Baxter B, Abeliovich H, Zhang X, Stirling A, Burlingame A, Goldfarb D. Atg19p ubiquitination and the cytoplasm to vacuole trafficking pathway in yeast. J Biol Chem. 2005;280:39067-76 pubmed
    ..Ape1p and Ams1p bind to their receptor, Atg19p, in the cytosol to form a Cvt complex, which then associates with a membrane structure that envelops the complex ..
  16. Abert C, Kontaxis G, Martens S. Accessory Interaction Motifs in the Atg19 Cargo Receptor Enable Strong Binding to the Clustered Ubiquitin-related Atg8 Protein. J Biol Chem. 2016;291:18799-808 pubmed publisher
    ..The Atg19 receptor contains multiple Atg8 interaction sites in its C terminus in addition to a canonical Atg8-interacting ..
  17. Fracchiolla D, Sawa Makarska J, Zens B, Ruiter A, Zaffagnini G, Brezovich A, et al. Mechanism of cargo-directed Atg8 conjugation during selective autophagy. elife. 2016;5: pubmed publisher
    ..Here we show that the S. cerevisiae Atg19, Atg34 and the human p62, Optineurin and NDP52 cargo receptors interact with the E3-like enzyme Atg12~Atg5-Atg16, ..
  18. Chang C, Huang W. Atg19 mediates a dual interaction cargo sorting mechanism in selective autophagy. Mol Biol Cell. 2007;18:919-29 pubmed
    ..Sequential interactions between Atg19-Atg11 and Atg19-Atg8 pairs are thought responsible for targeting prApe1 to the vesicle formation site, the ..
  19. Kim J, Huang W, Stromhaug P, Klionsky D. Convergence of multiple autophagy and cytoplasm to vacuole targeting components to a perivacuolar membrane compartment prior to de novo vesicle formation. J Biol Chem. 2002;277:763-73 pubmed
    ..designates the initial site of membrane binding by the Apg/Cvt vesicle component Aut7, the Cvt cargo receptor Cvt19, and the Apg conjugation machinery, which functions in the de novo formation of vesicles...
  20. Sánchez Wandelmer J, Kriegenburg F, Rohringer S, Schuschnig M, Gómez Sánchez R, Zens B, et al. Atg4 proteolytic activity can be inhibited by Atg1 phosphorylation. Nat Commun. 2017;8:295 pubmed publisher
    ..Here the authors show that phosphorylation by Atg1 inhibits Atg4 at autophagosome formation sites. ..