Name Info Provider Link
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=21880115.ui
free resource Saccharomyces Genome Database https://www.yeastgenome.org/reference/21880115
free resource Wiley https://onlinelibrary.wiley.com/doi/10.1111/j.1742-4658.2011.08318.x