This entry represents the first helical domain found towards the C-terminal end of the E3 ubiquitin-protein ligase SHPRH, a protein involved in DNA repair [1]. Helices in this domain adopt an arrangement similar to TPRs.

1: Polyubiquitination of proliferating cell nuclear antigen by HLTF and SHPRH prevents genomic instability from stalled replication forks. Motegi A, Liaw HJ, Lee KY, Roest HP, Maas A, Wu X, Moinova H, Markowitz SD, Ding H, Hoeijmakers JH, Myung K; Proc Natl Acad Sci U S A. 2008;105:12411-12416. PMID:18719106