<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: data on the genome of e.coli k-12 substr. mg1655 is available from genbank (http://www.ncbi.nlm.nih.gov/genome/?term=e.coli). tgcn data are taken from gtrna (http://gtrnadb.ucsc.edu). eri values are taken from [gerdes et al, j bacteriol. 2003;185(19):56735684]. protein-protein interaction data are collected from string (http://string-db.org).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>