Abstract
In Drosophila, heat shock protein 27 (Hsp27) is a critical single-copy intron-free nuclear gene involved in the defense response against fungi and bacteria, and is a regulator of adult lifespan. In the present study, 33 homologous Hsp27 nucleotide sequences from different Drosophila species were amplified by PCR and reverse transcription PCR, and the phylogenetic relationships were analysed using neighbour-joining, maximum-likelihood and Bayesian methods. The phylogenetic topologies from analysis with different algorithms were similar, suggesting that the Hsp27 gene was split by a recently acquired intron during the evolution of the Drosophila ananassae subgroup.
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Acknowledgements
We are grateful to Prof. Yongqing Zhang at the Institute of Genetics and Developmental Sciences, Chinese Academy of Sciences, for revisions. This work was supported by grants from the National Science Foundation of China (grant nos. 31240083 and 81070909) to Shan Jin and the Science and Technology Department of Hubei Province (grant nos. 096884 and 2012FFB00304) to Yong Yang.
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[Zhang L., Kang H., Jin S., Zeng Q. T. and Yang Y. 2016 Hsp27 gene in Drosophila ananassae subgroup was split by a recently acquired intron. J. Genet. 95, xx–xx]
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ZHANG, L., KANG, H., JIN, S. et al. Hsp27 gene in Drosophila ananassae subgroup was split by a recently acquired intron. J Genet 95, 257–262 (2016). https://doi.org/10.1007/s12041-016-0629-y
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DOI: https://doi.org/10.1007/s12041-016-0629-y