<|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: location and collection data for samples are within supporting information files. new mitochondrial dna sequence files are available from the genbank database (accession numbers kf316482kf316538). sequence files from previous studies used in this study are available from the genbank database (accession numbers af443122.1af443175.1, ef555437.1ef555443.1)<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>