Extended Data Fig. 4: Summary of HRGM2 species-specific marker gene database.

a, Maximum-likelihood phylogenetic tree with annotations of the number of species-specific marker genes. The color of the strip according to the number of species-specific marker genes is the same as in (b, c). b-c, The number and proportion of species in (b) HRGM2 and (c) Collinsella genus according to the number of species-specific marker genes.