Abstract
A novel actinomycete, designated strain NEAU-Z6T, was isolated from eggplant (Solanum melongena L.) root. Phylogenetic analysis based on the 16S rRNA gene sequence showed that strain NEAU-Z6T belonged to the genus Nonomuraea, with highest sequence similarity to Nonomuraea monospora PT 708T (98.83 %), Nonomuraea rosea GW 12687T (98.55 %) and Nonomuraea rhizophila YIM 67092T (98.02 %). Sequence similarities between strain NEAU-Z6T and other species of the genus Nonomuraea ranged from 97.94 % (Nonomuraea candida HMC10T) to 96.30 % (Nonomuraea wenchangensis 210417T). Key morphological, physiological and chemotaxonomic characteristics of strain NEAU-Z6T were congruent with the description of the genus Nonomuraea. The G+C content of the genomic DNA was 64.51 mol%. DNA–DNA relatedness and comparative analysis of physiological, biochemical and chemotaxonomic data allowed genotypic and phenotypic differentiation of strain NEAU-Z6T from closely related species. Thus, strain NEAU-Z6T represents a novel species of the genus Nonomuraea, for which the name Nonomuraea solani sp. nov. is proposed. The type strain is NEAU-Z6T ( = CGMCC 4.7037T = DSM 45729T).
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The GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of strain NEAU-Z6T is JQ073731.
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Three supplementary figures and a supplementary table are available with the online version of this paper.