RRC ID 89090
Author He W, Zhang DF, Li XJ, Wang HC, Wang LQ, Yuan Y.
Title Description of Albidovulum litorale sp. nov., Albidovulum marisflavi sp. nov., Albidovulum salinarum sp. nov., and Albidovulum sediminicola sp. nov., and proposal for reclassification of the genus Defluviimonas as a later heterotypic synonym of Albidovulum.
Journal Syst Appl Microbiol
Abstract Four Gram-stain-negative, aerobic, rod-shaped bacteria, designated WL0002T, WL0024T, WL0050T, and WL0075T, were isolated from sediment in the coastal areas of Nantong City, China. Metagenomic analysis revealed higher relative abundance of taxa closely related to the four strains in sediment (0.79-2.0 %) than in water (0.34-1.3 %) (Mann-Whitney U test: p < 0.001). Phylogenetic analysis based on 16S rRNA gene and the bac120 gene set both suggested that the four strains are closely related to the genus Defluviimonas. Additionally, Albidovulum inexpectatum DSM 12048T formed a distinct branch within Defluviimonas. The evolutionary distance (ED) and percentage of conserved proteins (POCP) analysis indicated that the four strains and the genus strains of Albidovulum and Defluviimonas should be recognized as a single genus. Genomic relatedness analysis among the four strains and type strains of the genera Albidovulum and Defluviimonas was below species delimitation thresholds, except for strains WL0024T and "D. salinarum" CAU 1641T, which should belong to the same species. Based on phenotypic and genotypic characterization, the four strains should be recognized as novel species in Albidovulum, and it is reasonable to reclassify the genus Defluviimonas as a later heterotypic synonym of Albidovulum, consistent with the classification of the Genome Taxonomy Database (GTDB). Four names are proposed as follows: Albidovulum marisflavi sp. nov. (type strain WL0002T = MCCC 1K06013T = JCM 34653T = GDMCC 1.2437T), Albidovulum salinarum sp. nov. (WL0024T = MCCC 1K06062T = JCM 34656T = GDMCC 1.2438T), Albidovulum litorale sp. nov. (WL0050T = MCCC 1K07524T = JCM 35566T = GDMCC 1.3084T), and Albidovulum sediminicola sp. nov. (WL0075T = MCCC 1K06064T = JCM 34660T = GDMCC 1.2419T).
Volume 48(1)
Pages 126576
Published 2025-1-1
DOI 10.1016/j.syapm.2024.126576
PII S0723-2020(24)00090-0
PMID 39667043
MeSH Bacterial Typing Techniques Base Composition China DNA, Bacterial / genetics Fatty Acids / analysis Fatty Acids / chemistry Geologic Sediments* / microbiology Metagenomics Phylogeny* RNA, Ribosomal, 16S / genetics Sequence Analysis, DNA
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The most frequently cited source Bluesky
Total number of mentions 1
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Resource
General Microbes JCM34653 JCM34656 JCM35566 JCM34660 JCM18630