GBF German Research Centre for Biotechnology Biobase Biological Databases GmbH, Halchtersche Strasse 33, D-38304 Wolfenbüttel, Germany. frs@biobase.de|GBF German Research Centre for Biotechnology Biobase Biological Databases GmbH, Halchtersche Strasse 33, D-38304 Wolfenbüttel, Germany. frs@biobase.de|GBF German Research Centre for Biotechnology Biobase Biological Databases GmbH, Halchtersche Strasse 33, D-38304 Wolfenbüttel, Germany. frs@biobase.de|GBF German Research Centre for Biotechnology Biobase Biological Databases GmbH, Halchtersche Strasse 33, D-38304 Wolfenbüttel, Germany. frs@biobase.de|GBF German Research Centre for Biotechnology Biobase Biological Databases GmbH, Halchtersche Strasse 33, D-38304 Wolfenbüttel, Germany. frs@biobase.de|GBF German Research Centre for Biotechnology Biobase Biological Databases GmbH, Halchtersche Strasse 33, D-38304 Wolfenbüttel, Germany. frs@biobase.de