Systems Biology Centre, University of Warwick, Coventry, CV34 4HD, UK. Giorgos.Minas@warwick.ac.uk.|Systems Biology Centre, University of Warwick, Coventry, CV34 4HD, UK.|Systems Biology Centre, University of Warwick, Coventry, CV34 4HD, UK.|Systems Biology Centre, University of Warwick, Coventry, CV34 4HD, UK.|Systems Biology Centre, University of Warwick, Coventry, CV34 4HD, UK.|Department of Statistics, University of Warwick, Coventry, CV34 4HD, UK. B.F.Finkenstadt@warwick.ac.uk.