Trans-NIH Mouse Initiative


RIKEN Mouse Encyclopedia
The Genome Exploration Research Group
Genomic Sciences Center, RIKEN

The RIKEN Mouse Encyclopedia is an attempt to catalogue the most comprehensive collection of mouse full-length cDNA clones and to determine the sequence of each clone. The 3'-end sequences of 915,701 clones are being made available to the community and the data can be accessed from our Web site-- These data are also available on other public databases including DNA Databank of Japan ( , GenBank ( and European Bioinformatics Institute ( Accession numbers for the RIKEN clones are:


The next data update will be announced on our website. The URL for this resource is

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