Enhanced Control of Cucumber Wilt Disease by Bacillus amyloliquefaciens SQR9 by Altering the Regulation of Its DegU Phosphorylation

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  Primers used in the study (Table S1), NRPS and PKS gene clusters involved in synthesis of secondary metabolites in B. amyloliquefaciens SQR9 (Table S2), theoretical molecular mass of secondary metabolites in SQR9 and corresponding m/z values (Table S3), schematic representation of the degQ region of the SQR9 chromosome and replacement of this gene with a chloramphenicol resistance gene, and construction strategies and maps of plasmids (Fig. S1), complex colony and biofilm formation morphology (Fig. S2), growth curves (Fig. S3), reversed-phase HPLC chromatograms of secondary metabolites of SQR9 (Fig. S4), and reversed-phase HPLC chromatograms of standard surfactin and production of surfactin in different strains (Fig. S5), as well as supplemental materials and methods.

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