Yeast artificial chromosome
From Wikipedia, the free encyclopedia.

A yeast artificial chromosome (short YAC) is a biological vector used to clone large DNA fragments (up to 400 kb). It is an artificially constructed chromosome and contains the telomeric, centromeric, and replication origin sequences needed for replication in yeast cells.

See also : plasmid, cosmid

The original article can be found at: http://en.wikipedia.org/wiki/Yeast_artificial_chromosome.
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