Nurix Therapeutics Inc. landed its second big pharma collaboration in seven months when it signed with Sanofi SA to discover, develop and commercialize a pipeline of protein degradation therapies. In the Sanofi deal, Nurix receives $55 million up front and is eligible for up to about $2.5 billion in total payments based on achieved milestones. To start, Nurix will design small molecules to induce degradation in three specific targets while Sanofi has the option to up the ante to five targets. Sanofi receives exclusive rights and will handle clinical development and commercialization and Nurix retains the option to co-develop and co-co-promote up to two products in the U.S.