Table 1 Size (number of domains) of the eight PD clusters and the taxa in which members were mainly found.

From: A proteome view of structural, functional, and taxonomic characteristics of major protein domain clusters

PD cluster

Number of PDs

Taxa

DC1

185

Viridiplantae

DC2

395

Chordata

DC3

631

Ecdysozoa

DC4

842

All Eukarya

DC5

92

Archaea & Eukarya

DC6

86

Fungi

DC7

1,472

Eukarya, Bacteria, and Archaea

DC8

316

γ-Proteobacteria