This tutorial explains how to use VIROME to discover novel genetic polymorphism from viral metagenome shotgun data. Wommack, K. E., J. Bhavsar, S. W. Polson, J. Chen, M. Dumas, S. Srinivasiah, M. Furman, S. Jamindar, and D. J. Nasko. 2012. VIROME: a standard operating procedure for analysis of viral metagenome sequences. Standards in Genomic Sciences 6:427-439 [PMC3558967] See site for more information.