HUBEI AGRICULTURAL SCIENCES ›› 2020, Vol. 59 ›› Issue (8): 161-163.doi: 10.14088/j.cnki.issn0439-8114.2020.08.037

• Biological Engineering • Previous Articles     Next Articles

Bioinformatics analysis of tobacco polyphenol oxidase

ZHANG Yong-fen, WANG Ping   

  1. Luliang Branch of Qujing Tobacco Company, Qujing 655000, Yunnan,China
  • Received:2019-08-10 Online:2020-04-25 Published:2020-07-03

Abstract: In order to carry out bioinformatics analysis of polyphenol oxidase in tobacco, the tools of ProtScale, PhyML and Meme were used to read polyphenol oxidase, and the hydrophobicity, phylogenetic tree and conserved motif were analyzed. The results showed that all members of tobacco polyphenol oxidase were hydrophilic amino acids; the phylogenetic tree of polyphenol oxidase members was divided into three categories, among which tobacco and tomato were clustered, and the second group had the most members; NtPPO1, NtPPO2 and NtPPO3 contained the same conserved motifs, and the positions of NtPPO1 and NtPPO2 were similar, and there were some differences between NtPPO3 and them.

Key words: tobacco, polyphenol oxidase, biological information

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