Acta Agriculturae Zhejiangensis ›› 2021, Vol. 33 ›› Issue (6): 1025-1034.DOI: 10.3969/j.issn.1004-1524.2021.06.07

• Horticultural Science • Previous Articles     Next Articles

Genome-wide identification and expression analysis of LOX gene family in eggplant (Solanum melongena)

ZHAO Guofu1(), YAN Yaqin2, WANG Jinglei2, WEI Qingzhen2, BAO Chonglai2,*()   

  1. 1. Department of Agricultural and Biological Engineering, Taizhou Vocational College of Science & Technology, Wenling 318020, China
    2. Institute of Vegetable, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China
  • Received:2021-01-20 Online:2021-06-25 Published:2021-06-25
  • Contact: BAO Chonglai

Abstract:

Lipoxygenase (LOX) is a class of non-heme iron-containing dioxygenase which plays important role in plant growth and biotic/abiotic stress tolerance.To explore LOX family genes and their evolutionary relationship in eggplants, twelve candidates, which were distributed on chromosomes 1, 3, 8, and 9, were identified as SmeLOX gene by genome-wide analysis. Phylogenetic analysis showed that SmeLOX genes were classified into three categories (9-LOX, type I 13-LOX, and type II 13-LOX). In addition, real-time quantitative PCR analysis demonstrated that only the expression of SmeLOX1, SmeLOX4, SmeLOX6, and SmeLOX8 were detected in all tissues of eggplant, including roots, stems, leaves, flowers and fruits. Overall, this study provided scientific basis for further function analysis of the SmeLOX genes during growth and development of eggplant.

Key words: eggplant (Solanum melongena), SmeLOX gene, phylogenetic analysis, gene expression

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