ATG5

Summary

Gene Symbol: ATG5
Description: Atg5p
Alias: APG5, Atg5p
Species: Saccharomyces cerevisiae S288c

Top Publications

  1. George M, Baba M, Scott S, Mizushima N, Garrison B, Ohsumi Y, et al. Apg5p functions in the sequestration step in the cytoplasm-to-vacuole targeting and macroautophagy pathways. Mol Biol Cell. 2000;11:969-82 pubmed
    ..We have generated the first temperature-sensitive mutant in the Cvt pathway, designated apg5(ts)...
  2. Kim J, Huang W, Klionsky D. Membrane recruitment of Aut7p in the autophagy and cytoplasm to vacuole targeting pathways requires Aut1p, Aut2p, and the autophagy conjugation complex. J Cell Biol. 2001;152:51-64 pubmed
    ..These findings define a series of steps that results in the modification of Aut7p and its subsequent binding to the sequestering transport vesicles of the autophagy and cytoplasm to vacuole targeting pathways. ..
  3. Romanov J, Walczak M, Ibiricu I, Schüchner S, Ogris E, Kraft C, et al. Mechanism and functions of membrane binding by the Atg5-Atg12/Atg16 complex during autophagosome formation. EMBO J. 2012;31:4304-17 pubmed publisher
    ..The conserved Atg5-Atg12/Atg16 complex is essential for autophagosome formation...
  4. Mizushima N, Noda T, Yoshimori T, Tanaka Y, Ishii T, George M, et al. A protein conjugation system essential for autophagy. Nature. 1998;395:395-8 pubmed
    ..carboxy-terminal glycine residue of Apg12, a 186-amino-acid protein, is conjugated to a lysine at residue 149 of Apg5, a 294-amino-acid protein...
  5. Sakoh Nakatogawa M, Matoba K, Asai E, Kirisako H, Ishii J, Noda N, et al. Atg12-Atg5 conjugate enhances E2 activity of Atg3 by rearranging its catalytic site. Nat Struct Mol Biol. 2013;20:433-9 pubmed publisher
    ..protein Atg8 to the lipid phosphatidylethanolamine, and the other ubiquitin-like protein conjugate Atg12-Atg5 promotes that conjugase activity of Atg3...
  6. Nakatogawa H, Ishii J, Asai E, Ohsumi Y. Atg4 recycles inappropriately lipidated Atg8 to promote autophagosome biogenesis. Autophagy. 2012;8:177-86 pubmed publisher
  7. Hanada T, Noda N, Satomi Y, Ichimura Y, Fujioka Y, Takao T, et al. The Atg12-Atg5 conjugate has a novel E3-like activity for protein lipidation in autophagy. J Biol Chem. 2007;282:37298-302 pubmed
    ..Here, we show using an in vitro Atg8 conjugation system that the Atg12-Atg5 conjugate, but not unconjugated Atg12 or Atg5, strongly enhances the formation of the other conjugate, Atg8-PE...
  8. Mizushima N, Noda T, Ohsumi Y. Apg16p is required for the function of the Apg12p-Apg5p conjugate in the yeast autophagy pathway. EMBO J. 1999;18:3888-96 pubmed
    ..These results suggest that the Apg12p-Apg5p conjugate requires Apg16p to accomplish its role in the autophagy pathway, and Apg16p is a key molecule as a linker to form the Apg12p-Apg5p-Apg16p multimer. ..
  9. Maeda Y, Oku M, Sakai Y. A defect of the vacuolar putative lipase Atg15 accelerates degradation of lipid droplets through lipolysis. Autophagy. 2015;11:1247-58 pubmed publisher
    ..Our data provide evidence for a novel link between autophagic flux and LD dynamics integrated with Atg15 activity. ..

More Information

Publications33

  1. Zou S, Chen Y, Liu Y, Segev N, Yu S, Liu Y, et al. Trs130 participates in autophagy through GTPases Ypt31/32 in Saccharomyces cerevisiae. Traffic. 2013;14:233-46 pubmed publisher
    ..Genetic studies showed that the effect of the Trs130 mutation was downstream of Atg5 and upstream of Atg1, Atg13, Atg9 and Atg14 on the autophagic pathway...
  2. Fujioka Y, Noda N, Nakatogawa H, Ohsumi Y, Inagaki F. Dimeric coiled-coil structure of Saccharomyces cerevisiae Atg16 and its functional significance in autophagy. J Biol Chem. 2010;285:1508-15 pubmed publisher
    Atg16 interacts with the Atg12-Atg5 protein conjugate through its N-terminal domain and self-assembles through its coiled-coil domain (CCD). Formation of the Atg12-Atg5...
  3. Kanki T, Wang K, Baba M, Bartholomew C, Lynch Day M, Du Z, et al. A genomic screen for yeast mutants defective in selective mitochondria autophagy. Mol Biol Cell. 2009;20:4730-8 pubmed publisher
    ..Accordingly, we have named this gene ATG33. The new mutants identified in this analysis will provide a useful foundation for researchers interested in the study of mitochondrial homeostasis and quality control. ..
  4. 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
    ..Atg19, Atg34 and the human p62, Optineurin and NDP52 cargo receptors interact with the E3-like enzyme Atg12~Atg5-Atg16, which stimulates Atg8 conjugation...
  5. Priault M, Salin B, Schaeffer J, Vallette F, di Rago J, Martinou J. Impairing the bioenergetic status and the biogenesis of mitochondria triggers mitophagy in yeast. Cell Death Differ. 2005;12:1613-21 pubmed
    ..These results suggest that in this case, autophagy can be envisioned either as a process of mitochondrial quality control, or as an ultimate cellular response triggered when cells are overwhelmed with damaged mitochondria. ..
  6. Kuma A, Mizushima N, Ishihara N, Ohsumi Y. Formation of the approximately 350-kDa Apg12-Apg5.Apg16 multimeric complex, mediated by Apg16 oligomerization, is essential for autophagy in yeast. J Biol Chem. 2002;277:18619-25 pubmed
    ..This process requires a ubiquitin-like protein conjugation system, in which Apg12 is covalently bound to Apg5. In the yeast Saccharomyces cerevisiae, the Apg12-Apg5 conjugate further interacts with a small coiled-coil protein,..
  7. Komatsu M, Tanida I, Ueno T, Ohsumi M, Ohsumi Y, Kominami E. The C-terminal region of an Apg7p/Cvt2p is required for homodimerization and is essential for its E1 activity and E1-E2 complex formation. J Biol Chem. 2001;276:9846-54 pubmed
    ..These results suggest that Apg7p forms a homodimer via the C-terminal region and that the C-terminal region is essential for both the activity of the E1 enzyme for Apg12p and Apg8p as well as the formation of an E1-E2 complex for Apg8p. ..
  8. Suzuki K, Akioka M, Kondo Kakuta C, Yamamoto H, Ohsumi Y. Fine mapping of autophagy-related proteins during autophagosome formation in Saccharomyces cerevisiae. J Cell Sci. 2013;126:2534-44 pubmed publisher
    ..By contrast, Atg1, Atg8 and the Atg16-Atg12-Atg5 complex were present at both the VICS and the cup-shaped IM. We designate this localization the 'IM' pattern...
  9. Thompson A, Doelling J, Suttangkakul A, Vierstra R. Autophagic nutrient recycling in Arabidopsis directed by the ATG8 and ATG12 conjugation pathways. Plant Physiol. 2005;138:2097-110 pubmed
    ..that direct the conjugation of two ubiquitin-like protein tags, ATG8 and ATG12, to phosphatidylethanolamine and the ATG5 protein, respectively...
  10. Strømhaug P, Reggiori F, Guan J, Wang C, Klionsky D. Atg21 is a phosphoinositide binding protein required for efficient lipidation and localization of Atg8 during uptake of aminopeptidase I by selective autophagy. Mol Biol Cell. 2004;15:3553-66 pubmed
    ..A similar defect in localization of a second ubiquitin-like conjugate, Atg12-Atg5, suggests that Atg21 may be involved in the recruitment of membrane to the PAS.
  11. Kametaka S, Matsuura A, Wada Y, Ohsumi Y. Structural and functional analyses of APG5, a gene involved in autophagy in yeast. Gene. 1996;178:139-43 pubmed
    The APG5 gene of Saccharomyces cerevisiae was cloned from a yeast genomic library by complementation of autophagy defective phenotype of apg5-1 mutant...
  12. Hanada T, Ohsumi Y. Structure-function relationship of Atg12, a ubiquitin-like modifier essential for autophagy. Autophagy. 2005;1:110-8 pubmed
    Atg12, a post-translational modifier, is activated and conjugated to Atg5 by a ubiquitin-like conjugation system, though it has no obvious sequence homology to ubiquitin...
  13. Juris L, Montino M, Rube P, Schlotterhose P, Thumm M, Krick R. PI3P binding by Atg21 organises Atg8 lipidation. EMBO J. 2015;34:955-73 pubmed publisher
    ..One couples ubiquitin-like Atg8 to phosphatidylethanolamine, and the other couples ubiquitin-like Atg12 to Atg5. Atg12~Atg5 then forms a heterodimer with Atg16...
  14. Zens B, Sawa Makarska J, Martens S. In vitro systems for Atg8 lipidation. Methods. 2015;75:37-43 pubmed publisher
    ..ubiquitin-like conjugation reactions that collectively mediate the conjugation of the ubiquitin-like Atg12 to the Atg5 protein and of the ubiquitin-like protein Atg8 to the headgroup of the membrane lipid phosphatidylethanolamine...
  15. Noda N, Fujioka Y, Hanada T, Ohsumi Y, Inagaki F. Structure of the Atg12-Atg5 conjugate reveals a platform for stimulating Atg8-PE conjugation. EMBO Rep. 2013;14:206-11 pubmed publisher
    Atg12 is conjugated to Atg5 through enzymatic reactions similar to ubiquitination...
  16. Ruckenstuhl C, Netzberger C, Entfellner I, Carmona Gutierrez D, Kickenweiz T, Stekovic S, et al. Lifespan extension by methionine restriction requires autophagy-dependent vacuolar acidification. PLoS Genet. 2014;10:e1004347 pubmed publisher
    ..Single deletion of several genes essential for autophagy (ATG5, ATG7 or ATG8) fully abolished the longevity-enhancing capacity of MetR...
  17. Yang S, Rosenwald A. A High Copy Suppressor Screen for Autophagy Defects in Saccharomyces arl1? and ypt6? Strains. G3 (Bethesda). 2017;7:333-341 pubmed publisher
    ..screen results, we selected COG4, SNX4, TAX4, IVY1, PEP3, SLT2, and ATG5, either membrane traffic or autophagy regulators, to further test whether they can suppress the specific ..
  18. Matsushita M, Suzuki N, Obara K, Fujioka Y, Ohsumi Y, Inagaki F. Structure of Atg5.Atg16, a complex essential for autophagy. J Biol Chem. 2007;282:6763-72 pubmed
    b>Atg5 is covalently modified with a ubiquitin-like modifier, Atg12, and the Atg12-Atg5 conjugate further forms a complex with the multimeric protein Atg16. The Atg12-Atg5...
  19. Taylor R, Chen P, Chou C, Patel J, Jin S. KCS1 deletion in Saccharomyces cerevisiae leads to a defect in translocation of autophagic proteins and reduces autophagosome formation. Autophagy. 2012;8:1300-11 pubmed publisher
    ..Our results indicate that lack of KCS1 interferes with proper localization of the PAS, leads to reduction of autophagosome formation, and causes the formation of autophagosome-like structure in abnormal subcellular locations. ..
  20. Mijaljica D, Prescott M, Devenish R. A late form of nucleophagy in Saccharomyces cerevisiae. PLoS ONE. 2012;7:e40013 pubmed publisher
    ..Moreover, the inhibition of LN in some mutants is accompanied by alterations in nuclear morphology. ..
  21. Suzuki K, Kirisako T, Kamada Y, Mizushima N, Noda T, Ohsumi Y. The pre-autophagosomal structure organized by concerted functions of APG genes is essential for autophagosome formation. EMBO J. 2001;20:5971-81 pubmed
    ..The Apg1p protein kinase complex functions in the late stage of autophagosome formation. Here, we present the classification of Apg proteins into three groups that reflect each step of autophagosome formation. ..
  22. Ghavidel A, Baxi K, Ignatchenko V, Prusinkiewicz M, Arnason T, Kislinger T, et al. A Genome Scale Screen for Mutants with Delayed Exit from Mitosis: Ire1-Independent Induction of Autophagy Integrates ER Homeostasis into Mitotic Lifespan. PLoS Genet. 2015;11:e1005429 pubmed publisher
    ..Our data provide evidence that catabolism of protein aggregates, a natural byproduct of high protein synthesis and turn over in dividing cells, is among the drivers of mitotic longevity in eukaryotes. ..
  23. 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. ..
  24. Matsushita M, Suzuki N, Fujioka Y, Ohsumi Y, Inagaki F. Expression, purification and crystallization of the Atg5-Atg16 complex essential for autophagy. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2006;62:1021-3 pubmed
    b>Atg5 is a novel 34 kDa protein that is covalently modified by Atg12, a ubiquitin-like modifier, and forms a complex with Atg16...