leucine heptad

[EK]

A peptide chain consisting of 7 residues of the amino acid leucine.

<omerhila at netvision.net.il> wrote in message
news:20030607145605.7560.qmail at ww02.hostica.com...
>
> hello everybody,
> can someone explain to me what is "leucine heptad" (in the plainest
english).
> this section apears in the gras gene family.
> thank you, omer.
>
>
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