Review Article

Lysine Acetylation: Elucidating the Components of an Emerging Global Signaling Pathway in Trypanosomes

Table 3

Lysine deacetylases (KDACs) present in Tritryps.

DeacetylaseAccession numbersClassSubcelullar localizationComments Reference
T. brucei L. majorT. cruzi

DAC1Tb10.70.6220LmjF21.0680Tc00.1047053511911.159 Tc00.1047053508637.114IPredominantly nuclear proteins in bloodstream form and citoplasmatic in the insect stage (T. brucei) Antagonizes SIR2rp1-dependent telomeric silencing essential for viabilityIngram and Horn, 2002 [46]
Wang et al., 2010 [47]
DAC2Tb11.01.7240Tc00.1047053504159.80 Tc00.1047053506821.140ICitoplasmatic (T. brucei)Not essential for viabilityIngram and Horn, 2002 [46]
DAC3Tb927.2.2190LmjF21.1870Tc00.1047053509395.120 Tc00.1047053503653.50IINuclear in all life cycle stages (T. brucei) Specifically required for silencing at VSG ES promoters in both bloodstream and insect-stage cells essential for viabilityIngram and Horn, 2002 [46]
Wang et al., 2010 [47]
DAC4Tb927.5.2900LmjF08.1090Tc00.1047053507063.270IICitoplasmatic (T. brucei)Not essential for viabilityIngram and Horn, 2002 [46]
SIR2RP1Tb927.7.1690LmjF26.0210Tc00.1047053507519.60 Tc00.1047053508207.150IIICitoplasmatic in promastigote y amastigote stages (L. major, L. amazonensis, and L. infantum)Deacetylates α-tubulin and is partially associated with the microtubule networkYahiaoui et al., 1996 [48] Tavares et al., 2008 [49]
Nuclear in all life cycle stages (T. brucei) Catalyzes ADP ribosylation and deacetylation of histones is involved in DNA repair García-Salcedo et al., 2003 [50]
Alsford et al., 2007 [51]
SIR2RP2Tb927.8.3140LmjF23.1210III Mitocondrial (T. brucei) Alsford et al., 2007 [51]
SIR2RP3Tb927.4.2520LmjF34.2140Tc00.1047053447255.20 Tc00.1047053506559.80III