TAP class | Description | Count |     Taxonomic distribution | |||
---|---|---|---|---|---|---|
 |  |  | Fgr | Pez. | Fungi | Euk |
B | Basal transcription factors and co-factors | 63 | 4 | 10 | 15 | 34 |
C | Chromatin remodelling and histone modification | 63 | 8 | 14 | 19 | 22 |
D | DNA-binding proteins | 546 | 179 | 258 | 89 | 20 |
P | RNA polymerase subunits | 27 | 4 | 4 | 4 | 15 |
O | Unclassified (CCR-NOT subunits, non-DNA-binding factors) | 24 | 6 | 8 | 3 | 7 |
Total | Â | 723 | Â | Â | Â | Â |