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Fig. 1. WSTF is conserved in vertebrates. The domain structure of WSTF is shown above. Bars below show the matching positions of corresponding ESTs from X.laevis (1–4), zebrafish (D.rerio, 5–7) and S.tropicalis (8–9). Accession numbers: 1, BI447904; 2, BG264264; 3, BI447594; 4, BG345707; 5, AI794397; 6, AI436874; 7, AW466480; 8, BG514920; 9, BG515236.
