Genes, HomeoboxHomeodomain ProteinsGene Expression Regulation, DevelopmentalTranscription FactorsMolecular Sequence DataIn Situ HybridizationLIM-Homeodomain ProteinsOtx Transcription FactorsGoosecoid ProteinBase SequenceAmino Acid SequenceAvian ProteinsMSX1 Transcription FactorBody PatterningAntennapedia Homeodomain ProteinSequence Homology, Amino AcidMorphogenesisMesodermDrosophila ProteinsEmbryo, NonmammalianDrosophilaTrans-Activators