Algorithms|Amino Acid Sequence|Bayes Theorem|Binding Sites|Cluster Analysis|Databases, Protein|Feasibility Studies|GTP-Binding Proteins|Humans|Models, Chemical|Models, Genetic|Models, Statistical|Molecular Sequence Data|Neuropeptides|Pattern Recognition, Automated|Protein Binding|Protein Conformation|Protein Structure, Tertiary|Sequence Alignment|Sequence Analysis, Protein|Sequence Homology, Amino Acid