| IPR001965 | Zinc finger, PHD-type | Domain |
| IPR019787 | Zinc finger, PHD-finger | Domain |
| IPR011011 | Zinc finger, FYVE/PHD-type | Homologous Superfamily |
| IPR013083 | Zinc finger, RING/FYVE/PHD-type | Homologous Superfamily |
| IPR012921 | Spen paralogue and orthologue SPOC, C-terminal | Domain |
| IPR019786 | Zinc finger, PHD-type, conserved site | Conserved Site |
| IPR003618 | Transcription elongation factor S-II, central domain | Domain |
| IPR036575 | Transcription elongation factor S-II, central domain superfamily | Homologous Superfamily |
| IPR007081 | RNA polymerase Rpb1, domain 5 | Domain |
| IPR045867 | DNA-directed RNA polymerase, subunit beta-prime | Family |
| IPR007075 | RNA polymerase Rpb1, domain 6 | Domain |
| IPR000684 | RNA polymerase II, heptapeptide repeat, eukaryotic | Repeat |
| IPR007083 | RNA polymerase Rpb1, domain 4 | Domain |
| IPR044893 | RNA polymerase Rpb1, clamp domain superfamily | Homologous Superfamily |
| IPR006592 | RNA polymerase, N-terminal | Domain |
| IPR007066 | RNA polymerase Rpb1, domain 3 | Domain |
| IPR007073 | RNA polymerase Rpb1, domain 7 | Domain |
| IPR042102 | RNA polymerase Rpb1, domain 3 superfamily | Homologous Superfamily |
| IPR038593 | RNA polymerase Rpb1, domain 7 superfamily | Homologous Superfamily |
| IPR000722 | RNA polymerase, alpha subunit | Domain |
| IPR038120 | RNA polymerase Rpb1, funnel domain superfamily | Homologous Superfamily |
| IPR007080 | RNA polymerase Rpb1, domain 1 | Domain |