3LPL:
reference: Communication between thiamin cofactors in the Escherichia coli pyruvate dehydrogenase complex E1 component active centers: evidence for a "direct pathway" between the 4'-aminopyrimidine N1' atoms., Nemeria NS, Arjunan P, Chandrasekhar K, Mossad M, Tittmann K, Furey W, Jordan F, J Biol Chem. 2010 Apr 9;285(15):11197-209. Epub 2010 Jan 27. PMID: 20106967

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