Claspin proteins and nucleotides encoding Claspin proteins are provided. Also provided is a method for identifying a compound that modulates cell cycle progression. A method is further provided for modulating cell cycle progression.


< 25312, a novel human agmatinase-like homolog

< Megakaryocytic protein tyrosine kinase I

> Isolated human protease proteins, nucleic acid molecules encoding human protease proteins, and uses thereof

> Peptide (VIRIP) which inhibits a circulating virus in humans and the use thereof

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