Transposons First discovered in plants. Transposition to a new site Transposons *Three classes of transposons Class I : Retrotransposons Class II: Transposons.

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Presentation transcript:

Transposons First discovered in plants

Transposition to a new site Transposons *Three classes of transposons Class I : Retrotransposons Class II: Transposons Class III: Miniature Inverted-repeat Transposable Elements *Transposons can be autonomous or nonautonomous

Transposons Transposase

Cut and paste mechanism of transposition (nonreplicative) Transposons

Mechanism of replicative transposition

Transposons Mechanism of replicative transposition

Transposons Mechanism of retrotransposon integration

Transposons Littering the human genome

Transposons Böhne, et al. 2008

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