Article
A role for PCNA ubiquitination in immunoglobulin hypermutation.
PLoS biology - 1 Nov 2006
Arakawa Hiroshi, Moldovan George-Lucian, Saribasak Huseyin, Saribasak Nesibe Nur, Jentsch Stefan, Buerstedde Jean-Marie
Abstract excerpt
Proliferating cell nuclear antigen (PCNA) is a DNA polymerase cofactor and regulator of replication-linked functions. Upon DNA damage, yeast and vertebrate PCNA is modified at the conserved lysine K164 by ubiquitin, which mediates error-prone replication across lesions via translesion polymerases. We investigated the role of PCNA ubiquitination in variants of the DT40 B cell line that are mutant in K164 of PCNA...
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