Table 1:

Evaluated metagenome datasets.

Sample	Accessions	Number of bases (Gb)	N50 read length (kb)	Sample description
ATCC	SRR11606871	59	12	Mock community ATCC MSA-1003 [15]
Zymo	SRR13128014	18	10.6	Mock community ZymoBIOMICS D6331
Human	SRR15275213, SRR15275212, SRR15275211, SRR15275210	68	10.5	Four human gut datasets from a pool of omnivore and vegan samples
AD	ERR10905741, ERR10905742, ERR10905743	178	10.1	Time-series of three samples extracted from anaerobic digester sludge (week t+1, t+20 and t+40)
Sheep	SRR14289618	206	11.8	Sheep rumen microbiome [6]