- o -

• ObserverCache : core::pose::Pose
• ObserverCacheOP : core::pose::Pose
• ObserverOPs : core::pose::datacache::ObserverCache
• OneBodyEnergies : core::scoring::MinimizationNode
• OneBodyEnergiesIterator : core::scoring::MinimizationNode
• OperationList : core::pack::task::TaskFactory
• OrbitalTypeSets : core::chemical::ChemicalManager
• OuterIterator : core::fragment::OrderedFragSetIterator_