 NCG6.0 reports information on 2,372 protein-coding cancer genes, including 711 known cancer genes from the Cancer Gene Census and the Vogelstein, Science 2013 list.The remaining 1,661 cancer genes are candidate cancer genes annotated from the manual curation of 273 original publications.For each cancer gene NCG6.0 reports its system-level properties, the publications reporting it as a known or candidate cancer gene and information on the design of their cancer sequencing screens.