design: Amplicon sequencing of DNA + cDNA. Sequencing was performed as described in https://doi.org/10.3389/fmicb.2021.669776. {primers: GTGYCAGCMGCCGCGGTAA + GGACTACNVGGGTWTCTAAT, nucleic acid: cDNA, flow cell identifier: JBKRC, barcoding: UDB-H12, plate-position: 6 H1, barcodes: TACGCCCATCAG + TACGCAGCACTA}.