Survival of Motor Neuron 2 ProteinSurvival of Motor Neuron 1 ProteinSMN Complex ProteinsMuscular Atrophy, SpinalCyclic AMP Response Element-Binding ProteinMolecular Sequence DataBase SequenceRNA-Binding ProteinsExonsDNA Copy Number VariationsGene DosageComparative Genomic HybridizationGene AmplificationPolymerase Chain ReactionPlasmidsNucleic Acid HybridizationCloning, MolecularSequence Analysis, DNADNA Transposable ElementsViral LoadIn Situ Hybridization, FluorescenceRepetitive Sequences, Nucleic AcidGene DuplicationAmino Acid SequenceBlotting, SouthernMutation