Premier Coal 18S w05f.1
https://www.pacb.com/wp-content/uploads/Procedure-checklist-Preparing-Kinnex-libraries-from-16S-rRNA-amplicons.pdf|access date:2026-02-17|primers: ss5: 5'-GGTTGATCCTGCCAGTAGTCATATGCTTG-3'; ss3: 5'-GATCCTTCCGCAGGTTCACCTACGGAAACC-3' (Rowan and Powers (1992). Proc. Natl. Acad Sci. USA 89)