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stau

Gene
stau
Protein
Maternal effect protein staufen
Organism
Drosophila melanogaster
Length
1026 amino acids
Function
RNA-binding protein which forms ribonucleoprotein complexes (RNPs) that play critical roles in the localization, translational repression and turnover of RNAs during embryogenesis, neurotransmission and neurogenesis (PubMed:10698941, PubMed:1712672, PubMed:8001156, PubMed:17178403). In the oocyte, essential for the localization of both the osk/oskar mRNA to the posterior pole and bcd/bicoid RNA to the anterior pole, and is therefore required for the correct anterior-posterior patterning of the developing embryo (PubMed:10698941, PubMed:1712672, PubMed:8001156). Association with osk or bcd at their respective poles, appears to promote the formation and stabilization of the ribonucleoprotein complexes (PubMed:1712672, PubMed:8001156). Integral component of diverse neuritic ribonucleoprotein complexes (RNPs) that mediate the transport, translation and turnover of neuronal RNAs during neuorgenesis and the translation repression of synaptic transcripts in preparation for their dendritic targeting (PubMed:17178403).
Mass
110.283 kDa
Sequence
MQHNVHAARPAPHIRAAHHHSHSHAHMHLHPGMEQHLGPSLQQQQQPPPPPQQPPHRDLHARLNHHHLHAQQQQQQQTSSNQAGAVAAAGAAYHHGNINSNSGSNISSNSNQMQKIRQQHQHLSSSNGLLGNQPPGPPPQAFNPLAGNPAALAYNQLPPHPPHHMAAHLGSYAAPPPHYYMSQAKPAKYNHYGSNANSNSGSNNSNSNYAPKAILQNTYRNQKVVVPPVVQEVTPVPEPPVTTNNATTNSTSNSTVIASEPVTQEDTSQKPETRQEPASADDHVSTGNIDATGALSNEDTSSSGRGGKDKTPMCLVNELARYNKITHQYRLTEERGPAHCKTFTVTLMLGDEEYSADGFKIKKAQHLAASKAIEETMYKHPPPKIRRSEEGGPMRTHITPTVELNALAMKLGQRTFYLLDPTQIPPTDSIVPPEFAGGHLLTAPGPGMPQPPPPPAYALRQRLGNGFVPIPSQPMHPHFFHGPGQRPFPPKFPSRFALPPPLGAHVHHGPNGPFPSVPTPPSKITLFVGKQKFVGIGRTLQQAKHDAAARALQVLKTQAISASEEALEDSMDEGDKKSPISQVHEIGIKRNMTVHFKVLREEGPAHMKNFITACIVGSIVTEGEGNGKKVSKKRAAEKMLVELQKLPPLTPTKQTPLKRIKVKTPGKSGAAAREGSVVSGTDGPTQTGKPERRKRLNPPKDKLIDMDDADNPITKLIQLQQTRKEKEPIFELIAKNGNETARRREFVMEVSASGSTARGTGNSKKLAKRNAAQALFELLEAVQVTPTNETQSSEECSTSATMSAVTAPAVEATAEGKVPMVATPVGPMPGILILRQNKKPAKKRDQIVIVKSNVESKEEEANKEVAVAAEENSNNSANSGDSSNSSSGDSQATEAASESALNTSTGSNTSGVSSNSSNVGANTDGNNHAESKNNTESSSNSTSNTQSAGVHMKEQLLYLSKLLDFEVNFSDYPKGNHNEFLTIVTLSTHPPQICHGVGKSSEESQNDAASNALKILSKLGLNNAMK