. Author manuscript; available in PMC: 2019 Oct 23.
Published in final edited form as: Biochemistry. 2018 Oct 8;57(42):6061–6069. doi: 10.1021/acs.biochem.8b00683
To access the final edited and published work see https://pubs.acs.org/doi/10.1021/acs.biochem.8b00683.