Receptors, Invertebrate PeptideVertebratesInvertebratesPeptidesMolecular Sequence DataAmino Acid SequenceZebrafishEvolution, MolecularFishesSpecies SpecificityBase SequenceSequence Homology, Amino AcidPhylogenyBiological EvolutionSequence AlignmentGene Expression Regulation, DevelopmentalPeptide FragmentsReptilesTakifuguConserved SequenceAmphibiansEmbryo, NonmammalianZebrafish ProteinsChickensCloning, MolecularPeptide LibrarySharksAntimicrobial Cationic PeptidesOryziasMammalsLizardsChordata, NonvertebratePetromyzonDNA, ComplementaryBirdsGenomeBody PatterningFish ProteinsIn Situ HybridizationPeptides, CyclicSkates (Fish)TetraodontiformesCyprinodontiformesXenopus laevisAnimals, Genetically ModifiedOvotesticular Disorders of Sex DevelopmentGene DuplicationProtein BindingUrochordataSyntenyXenopus ProteinsXenopusOligopeptidesPeptide MappingDrosophilaSequence Homology, Nucleic AcidRNA, MessengerProtein Structure, TertiaryAnuraCarpsChick EmbryoMolluscaBinding SitesHomeodomain ProteinsModels, BiologicalCiona intestinalisMultigene FamilyTranscription FactorsPerciformesTurtlesMutationSignal TransductionBassSequence Analysis, DNAEchinodermataGenomicsChordataCell LineOncorhynchus mykissCrustaceaDNA PrimersEcosystemDrosophila ProteinsCattleNatriuretic Peptide, BrainMembrane ProteinsMorphogenesisLampreysGene ExpressionDrosophila melanogasterDNALarvaBrainHagfishesNerve Tissue ProteinsTissue DistributionModels, MolecularArthropodsAquatic OrganismsNeurons