2014-08-01New: Scheduled maintenance

From 9:30 to 11:00, Wednesday, 6th, August, the DRA, BioProject and BioSample submission and search services will be unavailable due to scheduled maintenance.

DDBJ Trace Archive (DTA) is a permanent repository of DNA sequence chromatograms (traces), base calls, and quality estimates for single-pass reads from various large-scale sequencing projects. DTA is a member of the International Nucleotide Sequence Database Collaboration (INSDC) and collects the data in a collaboration with NCBI Trace Archive and EBI Trace Archive. Released data can be searched and retrieved at the NCBI Trace Archive.