16S rRNA amplicon sequencing of hadal sediment microbial community at Station 18 (4528 m), Sunda Trench, off the coast of northwest Sumatra
Full-length 16S rRNA gene amplification using primers 27F/1492R, split-mix PCR, sequenced on PromethION; DNA extracted using ZymoBIOMICS DNA Miniprep Kit from push core sediment (5 cm)