Etymology. The species name ‘klicavensis’ refers to the isolation source, the Klíčava Reservoir in the Czech Republic.
Brief description. The genome of A. klicavensis MKE-157 (ENA accession number GCA_965268275) is compact, with a complete genome size of 1,396,091 base pairs (bp). This species exhibits a CG content of 44.6%, which is typical of Nanopelagicales order. It possesses one rRNA operon and 37 tRNA genes. It is very rarely found in nature, a few examples being lake Breiter Luzin and Stechlin in Germany. Current GTDB classification (r220) is d__Bacteria;p__Actinomycetota;c__Actinomycetes;o__Nanopelagicales; f__Nanopelagicaceae; g__AAA044-D11;s__. The closest cultivated representative in this study is A. parvus MZLE-22, sharing an ANI of 77.9%.