Function
Transcription factor that plays a crucial role in external sensory organ (ESO) that elaborates from a single precursor cell (ESOP cell). Mediates the differentiation of lineage branch that generates the internal 'ES' and 'th' cells (external sensory neuron and thecogen cells, respectively) from the IIIB cell. Its absence leads to re-specification of IIIB daughter cells into external tormagen cells (tr cells), or internal multidendritic neurons (MD cells). One of its role in the development of the ESO lineage is to modulate the activity of Notch and PAX2 signals.
Sequence
MDAFFKDRAQAEHILQEWVRRREPVCELDIRDSGGVYAKTPLQRGTRYGPFPMKLSHQPNDPQLAWKAHSRHYNGWLEPTEDVSTWLKKIRSVQDDCIGEANLQSYINAGYLWYETNRYVNAGSEMVVDGRPKSPVQLNEDFMNGGKVLAAAAAAAAAVVAASSSGAKSGGGGSSAPSDDRSDRDNGSLYSGDEFSKDKKNSSLIREGDIDFTDDENGFDIRCEVCDKVYPDLDLLDDHLIGAHHFKQDEFPCKQCALRFCHRPLLIKHEAISHNNIRKYSCENCSKVFCDPSNLQRHIRAYHVGARCHPCPECGKTFGTSSGLKQHQHIHSSVKPFACEVCSKAYTQFSNLCRHKRMHATCRMQIKCDKCNQSFSTLTSLTKHKKFCDSTGPGPYRNQHVNRHHQHPHQHPLPHQPHLAATATSTCPAPPRESSESSSSAAAAAVAAMSTPPNPFLMFRTAPSFFPGFPPYGFPPFLPQNPLHPTNIPMFFSKNPMDLGCGGPEITSPVSAFDQKLPFGFLKGENSESQAYDKVTEKELVFKAEEKLKKEPLVQAFEGEEDESRSSLDIKGKLEDTRNDSKSEEQDDMKQEPERVSTPDQQQAEDDRKSIDIMSTPPPADTPSGGDGPLDLSICRKRSAGSFFTAPAEDNLMLHRFMPRLHEFEAERGQPLKMRKSHSSAESSTSQKSHKGSSPTPTPTASPGLTPSPSPPTSAGGELSSTSEGGAVPTMAAAAFAADHSALASGPTLPQTHPTFHPLLLEEIYRSGFPFLCQPGGRRGIEALLAGAASAAAPKRPLPPVKFSAGSVVGLKTKDRYSCKFCGKVFPRSANLTRHLRTHTGEQPYPCKYCDRAFSISSNLQRHVRNIHNKERPFRCELCDRSFGQQTNLDRHVKKHESEGNNFRDSPSSSGIAEREEYFDDIRKFMNRVYTPNSLAGNEGDTEEYPNSDDQSVNLEKDSGNFNNNSSNISNNNSSSGNNNNSSKAITISS