DNA Ligase I Is Not Essential for Mammalian Cell Viability

Summary: Of the three DNA ligases present in all vertebrates, DNA ligase I (Lig1) has been considered essential for ligating Okazaki fragments during DNA replication and thereby essential for cell viability. Here, we report the striking finding that a Lig1-null murine B cell line is viable. Surprisi...

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Bibliographic Details
Main Authors: Li Han, Shahnaz Masani, Chih-lin Hsieh, Kefei Yu
Format: Article
Language:English
Published: Elsevier 2014-04-01
Series:Cell Reports
Online Access:http://www.sciencedirect.com/science/article/pii/S2211124714002022