MOAC Doctoral Training Centre, University of Warwick, Coventry, United Kingdom, School of Life Sciences, University of Warwick, Coventry, United Kingdom, Warwick Systems Biology Centre, University of Warwick, Coventry, United Kingdom.|Laboratory for Circuit Mechanisms of Sensory Perception, RIKEN Brain Science Institute, Wako, Saitama, Japan.|School of Life Sciences, University of Warwick, Coventry, United Kingdom.|Warwick Systems Biology Centre, University of Warwick, Coventry, United Kingdom.