proliferating cell nuclear antigen
(= PCNA)
Commonly used marker for proliferating cells, a 35 kD protein that associates as a trimer and as a trimer interacts with DNA polymerases d and e; acts as an auxiliary factor for DNA repair and replication. Transcription of PCNA is modulated by p53.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

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