Reactome: a knowledge base of biologic pathways and processes
Imre Vastrik, Peter D'Eustachio, Esther Schmidt, Geeta Joshi-Tope, Gopal Gopinath, David Croft, Bernard de Bono, Marc Gillespie, Bijay Jassal, Suzanna Lewis, Lisa Matthews, Guanming Wu, Ewan Birney and Lincoln Stein*