October 1, 2025Journal of FungiOpen Access

Genome Analysis of Alternaria alstroemeriae L6 Associated with Black Spot of Strawberry: Secondary Metabolite Biosynthesis and Virulence

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Strain L6 of Alternaria alstroemeriae demonstrates significant virulence factors, suggesting its role as a threat to strawberry crops.
High-quality genome sequencing of 38.7 Mb revealed 12,781 predicted genes and notable secondary metabolite biosynthesis.
The isolate contains 45 biosynthetic gene clusters, including those for known phytotoxic and pharmacologically valuable compounds.
CAZyme analysis identified 596 carbohydrate-active enzymes, supporting L6’s biotrophic lifestyle and pathogenicity.

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Analysis reveals secondary metabolite biosynthesis and virulence in Alternaria alstroemeriae, highlighting its pathogenic and beneficial potential.

Zhang et al. (2025) studied this question.

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Analysis reveals secondary metabolite biosynthesis and virulence in Alternaria alstroemeriae, highlighting its pathogenic and beneficial potential.