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spz

Gene
spz
Protein
Protein spaetzle
Organism
Drosophila melanogaster
Length
326 amino acids
Function
The activated form, spaetzle C-106, acts as a ligand for the Toll receptor (PubMed:12872120). Binding to Toll activates the Toll signaling pathway and induces expression of the antifungal peptide drosomycin (PubMed:8808632). Component of the extracellular signaling pathway that establishes dorsal-ventral polarity in the embryo (PubMed:8124709, PubMed:11212919).
Mass
37.447 kDa
Sequence
MMTPMWISLFKVLLLLFAFFATYEAKEYERIIKELFTITNDEGVVLFNTSADSAPFMPIPTQHDDPTQKQKQNQNQSPIPETNRHYHQYHSLIQPDQYFKVQRSPNGKLNLVFNDTFVSLQRTDTEVQSEQPIPPRHPSDTFVFPDSPIAKYRPPQSPARPLRNDTKEHNPCAKDESQHLRNFCTNVDDYPDLSGLTHKLKNNFAKFFSNDLQPTDVSSRVGGSDERFLCRSIRKLVYPKKGLRADDTWQLIVNNDEYKQAIQIEECEGADQPCDFAANFPQSYNPICKQHYTQQTLASIKSDGELDVVQNSFKIPSCCKCALKTG