ArticleMolecular plant pathology2019
A novel 3-oxoacyl-ACP reductase (FabG3) is involved in the xanthomonadin biosynthesis of Xanthomonas campestris pv. campestris.
Article in Molecular plant pathology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.
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10 citing papers in PubMed, 20 citations in OpenAlex.
- Two putativeMicrobiology (Reading, England) · 2025Article
- Functional disparities of malonyl-ACP decarboxylase betweenApplied and environmental microbiology · 2025Article
- Fostering plant protection against certain bacterial diseases through quorum-sensing signal molecules: a critical review.Frontiers in plant science · 2025Review
- SCO6564, a novel 3-ketoacyl acyl carrier protein synthase III, contributes in fatty acid synthesis in Streptomyces coelicolor.PloS one · 2025Article
- Early transcriptional changes of heavy metal resistance and multiple efflux genes in Xanthomonas campestris pv. campestris under copper and heavy metal ion stress.BMC microbiology · 2024Article
- Potential functions of the shared bacterial taxa in the citrus leaf midribs determine the symptoms of Huanglongbing.Frontiers in plant science · 2023Article
- Dissecting the HGT network of carbon metabolic genes in soil-borne microbiota.Frontiers in microbiology · 2023Article
- Insights into Acinetobacter baumannii fatty acid synthesis 3-oxoacyl-ACP reductases.Scientific reports · 2021Article
- Two DNA Methyltransferases for Site-Specific 6mA and 5mC DNA Modification inFrontiers in plant science · 2021Article
- Inhibitory Effects of Carbazomycin B Produced byFrontiers in microbiology · 2021Article
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Authors and funding
5 authors at 1 institution in 1 country.
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No grant is acknowledged in the PubMed record.
Abstract
Xanthomonas campestris pv. campestris (Xcc), the causal agent of black rot in crucifers, produces a membrane-bound yellow pigment called xanthomonadin to protect against photobiological and peroxidative damage, and uses a quorum-sensing mechanism mediated by the diffusible signal factor (DSF) family signals to regulate virulence factors production. The Xcc gene XCC4003, annotated as Xcc fabG3, is located in the pig cluster, which may be responsible for xanthomonadin synthesis. We report that fabG3 expression restored the growth of the Escherichia coli fabG temperature-sensitive mutant CL104 under non-permissive conditions. In vitro assays demonstrated that FabG3 catalyses the reduction of 3-oxoacyl-acyl carrier protein (ACP) intermediates in fatty acid synthetic reactions, although FabG3 had a lower activity than FabG1. Moreover, the fabG3 deletion did not affect growth or fatty acid composition. These results indicate that Xcc fabG3 encodes a 3-oxoacyl-ACP reductase, but is not essential for growth or fatty acid synthesis. However, the Xcc fabG3 knock-out mutant abolished xanthomonadin production, which could be only restored by wild-type fabG3, but not by other 3-oxoacyl-ACP reductase-encoding genes, indicating that Xcc FabG3 is specifically involved in xanthomonadin biosynthesis. Additionally, our study also shows that the Xcc fabG3-disrupted mutant affects Xcc virulence in host plants.
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