SRX5185780 SAR4110_20170915_env gene koala SRP174162 PRJNA511381 Indexed amplicons were pooled together in equimolar concentrations and sequenced on MiSeq Sequencing System (Illumina, USA) using paired end sequencing with V3 300bp following manufacturers protocols. SRS4179964 SAMN10623352 SAR4110_20170915_env gene koala AMPLICON METAGENOMIC PCR Illumina MiSeq