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Deduced amino acid sequences of Nkx-1.2 proteins corresponding to six species of Nkx-1.2 mRNA from 10-day embryos or adult testis mRNA. Interesting motifs are enclosed in boxes; the EH1 motif is a conserved motif mediating transcriptional repression for engrailed, which is found in engrailed, goosecoid, NK-1, NK-2, and msh-class homeodomain proteins (24).
