LigandsSea UrchinsSperm-Ovum InteractionsGlycoproteinsPanamaFertilizationCD40 LigandAtlantic OceanAgglutinationMolecular Sequence DataOstreidaeGelsAmino Acid SequenceFas Ligand ProteinSpecies SpecificityStarfishXylansEvolution, MolecularHemagglutinationProtein BindingPhylogenyRANK LigandBinding SitesLikelihood FunctionsSequence Homology, Amino AcidOceans and SeasGeographyPhosphatidylserinesPolysaccharidesModels, MolecularElectron Transport Complex IVLectinsLiposomesCell AdhesionCD30 LigandMembrane GlycoproteinsTNF-Related Apoptosis-Inducing LigandAllelesSignal TransductionMembrane FusionAmino Acid SubstitutionSequence AlignmentCarbohydrate MetabolismOX40 LigandCloning, MolecularProtein Structure, TertiaryProtein ConformationKineticsCell LineCells, CulturedSelection, GeneticBinding, CompetitiveCodonCrystallography, X-RayPolymorphism, Genetic4-1BB LigandReceptors, Cell SurfaceGenetic VariationStructure-Activity RelationshipMembrane ProteinsRecombinant ProteinsMice, Inbred C57BLMolecular StructureAntigens, CD95CHO CellsProgrammed Cell Death 1 Ligand 2 ProteinReceptors, ImmunologicTransfectionReceptors, TNF-Related Apoptosis-Inducing LigandRadioligand AssayRecombinant Fusion ProteinsPeptidesCarrier ProteinsCricetinaeApoptosisBase SequenceReceptors, G-Protein-CoupledReceptors, Cytoplasmic and NuclearMutagenesis, Site-DirectedRNA, MessengerCell Line, TumorMice, KnockoutAntigens, CDMutationFlow CytometryIntercellular Signaling Peptides and ProteinsReceptors, sigmaCell MembraneAntibodies, MonoclonalThermodynamicsOligopeptidesLymphocyte ActivationT-LymphocytesDimerizationMolecular ConformationDrug DesignProteinsProtein Structure, SecondaryTumor Cells, CulturedDose-Response Relationship, Drug