This work was supported by the European Regional Development Fund within the Innovative Economy Programme (grant number POIG.01.03.01-30-049/09), the National Science Centre (grant number 2013/10/E/NZ4/00621) and KNOW Poznan RNA Centre 01/KNOW2/2014. We thank Tomasz Puton and VitaInSilica sp. z o.o. for their involvement in creating the database architecture and the web interface as well as for the accompanying bioinformatics support. We express our gratitude to Wojciech Maslon for developing additional html styles and artistic tuning of the web interface. We thank the team of Allen Brain Atlas for providing the SVG files of reference mouse brain atlas.