Gene Symbol: Kat2a
Description: lysine acetyltransferase 2A
Alias: Gcn5, Gcn5l2, histone acetyltransferase KAT2A, GCN5 general control of amino acid synthesis-like 2, K(lysine) acetyltransferase 2A, general control of amino acid synthesis 5-like 2
Species: rat
Products:     Kat2a

Top Publications

  1. Fulco M, Schiltz R, Iezzi S, King M, Zhao P, Kashiwaya Y, et al. Sir2 regulates skeletal muscle differentiation as a potential sensor of the redox state. Mol Cell. 2003;12:51-62 pubmed
    ..In response to exercise, food intake, and starvation, Sir2 may sense modifications of the redox state and promptly modulate gene expression. ..
  2. Phan H, Xu A, Coco C, Srajer G, Wyszomierski S, Evrard Y, et al. GCN5 and p300 share essential functions during early embryogenesis. Dev Dyn. 2005;233:1337-47 pubmed
    Previous studies revealed that deletion of genes encoding the histone acetyltransferases GCN5, p300, or CBP results in embryonic lethality in mice. PCAF and GCN5 physically interact with p300 and CBP in vitro...
  3. Wareski P, Vaarmann A, Choubey V, Safiulina D, Liiv J, Kuum M, et al. PGC-1{alpha} and PGC-1{beta} regulate mitochondrial density in neurons. J Biol Chem. 2009;284:21379-85 pubmed publisher
    ..Results demonstrate also that overexpression of SIRT1 deacetylase or suppression of GCN5 acetyltransferase activates transcriptional activity of PGC-1alpha in neurons and increases mitochondrial density...
  4. Chen L, Wei T, Si X, Wang Q, Li Y, Leng Y, et al. Lysine acetyltransferase GCN5 potentiates the growth of non-small cell lung cancer via promotion of E2F1, cyclin D1, and cyclin E1 expression. J Biol Chem. 2013;288:14510-21 pubmed publisher
    The lysine acetyltransferases play crucial but complex roles in cancer development. GCN5 is a lysine acetyltransferase that generally regulates gene expression, but its role in cancer development remains largely unknown...
  5. Conacci Sorrell M, Ngouenet C, Eisenman R. Myc-nick: a cytoplasmic cleavage product of Myc that promotes alpha-tubulin acetylation and cell differentiation. Cell. 2010;142:480-93 pubmed publisher
    ..Myc-nick induces alpha-tubulin acetylation and altered cell morphology by recruiting histone acetyltransferase GCN5 to microtubules...
  6. Sandoval J, Pereda J, Rodriguez J, Escobar J, Hidalgo J, Joosten L, et al. Ordered transcriptional factor recruitment and epigenetic regulation of tnf-alpha in necrotizing acute pancreatitis. Cell Mol Life Sci. 2010;67:1687-97 pubmed publisher
    ..that transcriptional factors (ELK-1, SP1, NF-kappaB and EGR-1) and chromatin modification complexes (HDAC1, HDAC2, GCN5, PCAF and CBP) were recruited and/or released from the promoter in a strictly ordered mechanism...
  7. Wong K, Zhang J, Awasthi S, Sharma A, Rogers L, Matlock E, et al. Nerve growth factor receptor signaling induces histone acetyltransferase domain-dependent nuclear translocation of p300/CREB-binding protein-associated factor and hGCN5 acetyltransferases. J Biol Chem. 2004;279:55667-74 pubmed
  8. Palhan V, Chen S, Peng G, Tjernberg A, Gamper A, Fan Y, et al. Polyglutamine-expanded ataxin-7 inhibits STAGA histone acetyltransferase activity to produce retinal degeneration. Proc Natl Acad Sci U S A. 2005;102:8472-7 pubmed
    ..Here, we report that ataxin-7 is an integral component of the mammalian STAGA (SPT3-TAF9-ADA-GCN5 acetyltransferase) transcription coactivator complex, interacts directly with the GCN5 histone acetyltransferase ..
  9. Inoue S, Mochizuki K, Goda T. Jejunal induction of SI and SGLT1 genes in rats by high-starch/low-fat diet is associated with histone acetylation and binding of GCN5 on the genes. J Nutr Sci Vitaminol (Tokyo). 2011;57:162-9 pubmed
    ..HS diet intake induced jejunal expression of a histone acetyltransferase, general control of amino acid synthesis (GCN5), concurrently with the SI and SGLT1 genes; however, gene expression of nuclear transcription factors such as ..

More Information


  1. Wiper Bergeron N, Salem H, Tomlinson J, Wu D, Haché R. Glucocorticoid-stimulated preadipocyte differentiation is mediated through acetylation of C/EBPbeta by GCN5. Proc Natl Acad Sci U S A. 2007;104:2703-8 pubmed
    ..Here, we show that C/EBPbeta is acetylated by GCN5 and PCAF within a cluster of lysine residues between amino acids 98-102 and that this acetylation is strongly ..
  2. Xiong S, Salazar G, San Martin A, Ahmad M, Patrushev N, Hilenski L, et al. PGC-1 alpha serine 570 phosphorylation and GCN5-mediated acetylation by angiotensin II drive catalase down-regulation and vascular hypertrophy. J Biol Chem. 2010;285:2474-87 pubmed publisher
    ..PGC-1 alpha serine 570 phosphorylation, which is required for the binding of the histone acetyltransferase GCN5 (general control nonderepressible 5) to PGC-1 alpha and for its lysine acetylation...
  3. Conti A, Kobets T, Escudero Lourdes C, Montgomery B, Tryndyak V, Beland F, et al. Dose- and time-dependent epigenetic changes in the livers of Fisher 344 rats exposed to furan. Toxicol Sci. 2014;139:371-80 pubmed publisher
    ..were accompanied by a reduced expression of Suv39h1, Prdm2, and Suv4-20h2 histone methyltransferases and Ep300 and Kat2a histone acetyltransferases. Additionally, furan at 2.0 and 4...
  4. Li L, Zhu J, Tian J, Liu X, Feng C. A role for Gcn5 in cardiomyocyte differentiation of rat mesenchymal stem cells. Mol Cell Biochem. 2010;345:309-16 pubmed publisher
    ..In cardiomyocyte differentiation of rat MSCs, we focused on Gcn5, which linked a known transcriptional coactivator with catalytic histone acetyltransferase activity (Brownell et al...
  5. Tian X, Zhao F, Cheng Z, Zhou M, Zhi X, Li J, et al. GCN5 acetyltransferase inhibits PGC1?-induced hepatitis B virus biosynthesis. Virol Sin. 2013;28:216-22 pubmed publisher
    ..Here, we showed that the acetyltransferase General Control Non-repressed Protein 5 (GCN5) acetylated PGC1?, leading to alteration of PGC1? from a transcriptionally active state into an inactive state...
  6. Orpinell M, Fournier M, Riss A, Nagy Z, Krebs A, Frontini M, et al. The ATAC acetyl transferase complex controls mitotic progression by targeting non-histone substrates. EMBO J. 2010;29:2381-94 pubmed publisher
    ..Here, we show that the Gcn5-containing histone acetyl transferase complex, Ada Two A containing (ATAC), controls mitotic progression through ..
  7. Wu Y, Ma S, Xia Y, Lu Y, Xiao S, Cao Y, et al. Loss of GCN5 leads to increased neuronal apoptosis by upregulating E2F1- and Egr-1-dependent BH3-only protein Bim. Cell Death Dis. 2017;8:e2570 pubmed publisher
    ..In this study, we found that inactivation of GCN5 by either pharmacological inhibitors, such as CPTH2 and MB-3, or by inactivation with siRNAs leads to a typical ..
  8. Winnay J, Hammer G. Adrenocorticotropic hormone-mediated signaling cascades coordinate a cyclic pattern of steroidogenic factor 1-dependent transcriptional activation. Mol Endocrinol. 2006;20:147-66 pubmed
    ..In addition, the current study demonstrates that specific enzymatic activities are capable of regulating distinct facets of a highly ordered transcriptional response...
  9. Ghosh T, Aparicio Sánchez J, Buxton S, Ketley A, Mohamed T, Rutland C, et al. Acetylation of TBX5 by KAT2B and KAT2A regulates heart and limb development. J Mol Cell Cardiol. 2018;114:185-198 pubmed publisher
    ..Here we report that histone acetyltransferases KAT2A and KAT2B associate with TBX5 and acetylate it at Lys339...
  10. Wang Y, Guo Y, Liu K, Yin Z, Liu R, Xia Y, et al. KAT2A coupled with the ?-KGDH complex acts as a histone H3 succinyltransferase. Nature. 2017;552:273-277 pubmed publisher
    ..KGDH) complex is localized in the nucleus in human cell lines and binds to lysine acetyltransferase 2A (KAT2A, also known as GCN5) in the promoter regions of genes...
  11. Beckerman R, Prives C. Transcriptional regulation by p53. Cold Spring Harb Perspect Biol. 2010;2:a000935 pubmed publisher
    ..How p53 is able to discriminate between these different loci is the subject of intense research. Here, we describe key aspects of the fundamentals of p53-mediated transcriptional regulation and target gene promoter selectivity. ..
  12. Brand M, Yamamoto K, Staub A, Tora L. Identification of TATA-binding protein-free TAFII-containing complex subunits suggests a role in nucleosome acetylation and signal transduction. J Biol Chem. 1999;274:18285-9 pubmed
    ..Thus, the polypeptide composition of TFTC suggests that TFTC is recruited to chromatin templates by activators to acetylate histones and thus may potentiate initiation and activation of transcription. ..
  13. Cantù C, Valenta T, Hausmann G, Vilain N, Aguet M, Basler K. The Pygo2-H3K4me2/3 interaction is dispensable for mouse development and Wnt signaling-dependent transcription. Development. 2013;140:2377-86 pubmed publisher
    ..not affect the transcription of nearby genes; rather, it is important for the recruitment of the histone acetyltransferase Gcn5 to chromatin, consistent with a testis-specific and Wnt-unrelated role for Pygo2 as a chromatin remodeler.
  14. Xu W, Edmondson D, Roth S. Mammalian GCN5 and P/CAF acetyltransferases have homologous amino-terminal domains important for recognition of nucleosomal substrates. Mol Cell Biol. 1998;18:5659-69 pubmed
    ..Surprisingly, we have found that in mouse, both the GCN5 and the P/CAF genes encode proteins containing this extended amino-terminal domain...
  15. Ravnskjaer K, Hogan M, Lackey D, Tora L, Dent S, Olefsky J, et al. Glucagon regulates gluconeogenesis through KAT2B- and WDR5-mediated epigenetic effects. J Clin Invest. 2013;123:4318-28 pubmed publisher
    ..Administration of a small-molecule KAT2B antagonist lowered circulating blood glucose concentrations in insulin resistance, suggesting that this enzyme may be a useful target for diabetes treatment. ..
  16. Fournier M, Orpinell M, Grauffel C, Scheer E, Garnier J, Ye T, et al. KAT2A/KAT2B-targeted acetylome reveals a role for PLK4 acetylation in preventing centrosome amplification. Nat Commun. 2016;7:13227 pubmed publisher
    ..To characterize cellular functions of the human lysine acetyltransferases KAT2A (GCN5) and KAT2B (PCAF), we determined their acetylome by shotgun proteomics...
  17. Bu P, Evrard Y, Lozano G, Dent S. Loss of Gcn5 acetyltransferase activity leads to neural tube closure defects and exencephaly in mouse embryos. Mol Cell Biol. 2007;27:3405-16 pubmed
    b>Gcn5 was the first transcription-related histone acetyltransferase (HAT) to be identified. However, the functions of this enzyme in mammalian cells remain poorly defined...
  18. Kurabe N, Katagiri K, Komiya Y, Ito R, Sugiyama A, Kawasaki Y, et al. Deregulated expression of a novel component of TFTC/STAGA histone acetyltransferase complexes, rat SGF29, in hepatocellular carcinoma: possible implication for the oncogenic potential of c-Myc. Oncogene. 2007;26:5626-34 pubmed
    ..These domains recruit the STAGA (SPT3-TAF9-GCN5-acetyltransferase) coactivator complex, but not TFTC (TATA-binding protein-free TAF-containing) to the target gene ..