Table 2

Mammalian H2A E3 ubiquitin ligases

E3 ligase
Domain structure
Substrate
Interactors
Process
Ref.

Ring1A/RING1, Ring1B/RNF2
RING
H2A
PRC1; E2F-6; Fbxl10/BcoR complexes
Repression of transcription
[11-14, 30-32,86,87]
RNF8
FHA, RING
H2A/H2AX
n.d.
DNA damage response; G2/M transition
[18,19,54,55,63,84,85]
2A-HUB/KIAA0675/hRUL138/DZIP3
RING
H2A
N-CoR, HDAC1, HDAC3
Repression of specific chemokine genes
[40]

Abbreviations: PRC1, Polycomb Repressive Complex 1; Fbxl10, F-box and leucine-rich repeat protein 10 (JHD1B); BcoR, BCL6 co-repressor; RNF8, Ring Finger protein 8; FHA, forkhead-associated phosphopeptide-binding domain; N-CoR, Nuclear receptor Co-Repressor; HDAC, Histone De-Acetylase; n.d., not determined.

Vissers et al. Cell Division 2008 3:8   doi:10.1186/1747-1028-3-8