Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (DU 1414/1-1, SFB 749/3, A12)
Cluster of Excellence ’Center for Integrated Protein Science Munich’
Article History
Received: 12 July 2019
Accepted: 10 September 2019
First Online: 1 October 2019
Competing interests
: The authors declare no competing interests.