members magnitude count unassigned taxon rank score MB315-27_CACCGG_L001_R.extendedFrags_merge 23900 node1.members.0.js 23899 0 1 154 2 superkingdom 1 154 1224 phylum 1 154 28211 class 1 154 198251 genus 1 154 198252 node6.members.0.js species