DEAD Box Protein

A family of proteins that share the tetrapeptide, Asp-Glu-Ala-Asp, abbreviated DEAD—in the single letter code of amino acids—and DEAH—H for histidine; DBPs have roles in splicing, translation, development and cell growth
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DEAD box proteins act as ATP-dependent helicases they disrupt interactions in RNAprotein complexes which are involved in vital processeslike degradation of RNA transcription mRNA processing translation RNA export from nucleus (Linder 2006).