说明：  复制文章“MethNet:a robust approach to identify regulatory hub and their distal targets in cancer”（MethNet:一种识别癌症中调控中心及其远端靶点的稳健方法）中图形的蛇形工作流
(snakemake workflow to reproduce the figures of the article "MethNet: a robust approach to identify regulatory hubs and their distal targets in cancer")