Amino Acid Sequence|Animals|Cell Cycle|Cell Lineage|Cluster Analysis|Computational Biology|Cytoplasm|Databases, Protein|Expressed Sequence Tags|Gene Expression Regulation|HeLa Cells|Humans|Immune System|Immunoprecipitation|Internet|Mice|Molecular Sequence Data|Phosphoric Monoester Hydrolases|Phosphorylation|Polymerase Chain Reaction|Promoter Regions, Genetic|Protein Interaction Mapping|Protein Kinases|Signal Transduction|Substrate Specificity|Tissue Distribution|Transfection