GastrulaXenopus ProteinsHomeodomain ProteinsMorphogenesisGene Expression Regulation, DevelopmentalAnterior Eye SegmentRod Cell Outer SegmentMolecular Sequence DataAmino Acid SequenceBase SequenceRetinal Photoreceptor Cell Outer SegmentPhotoreceptor CellsCloning, MolecularMutationProtein ConformationProtein Structure, SecondarySequence Homology, Amino AcidModels, MolecularProtein Structure, TertiaryBinding SitesDNAChromosome MappingEscherichia coliSequence Homology, Nucleic AcidPosterior Eye SegmentPlasmidsSequence AlignmentTime FactorsGenesRecombination, GeneticRNA, ViralReoviridaeRabbitsImmunoglobulin Variable RegionNephronsSequence Analysis, DNAMembrane ProteinsRestriction MappingMutagenesis, Site-Directed