PheophytinsSheepPhotosynthetic Reaction Center Complex ProteinsBacteriochlorophyllsRhodobacter sphaeroidesChlorophyllPhotosystem II Protein ComplexSheep DiseasesElectron TransportSheep, DomesticOxidation-ReductionSheep, BighornEducation, SpecialJaagsiekte sheep retrovirusGoatsBase SequenceMolecular Sequence DataScrapieBase PairingPregnancyGoat DiseasesFetusPulmonary Adenomatosis, OvineWoolDisabled ChildrenAmino Acid SequenceCattleDNAPair BondSpecies SpecificityTime FactorsRumenNucleic Acid Conformation