1QS0:
reference: Crystal structure of 2-oxoisovalerate and dehydrogenase and the architecture of 2-oxo acid dehydrogenase multienzyme complexes., Aevarsson A, Seger K, Turley S, Sokatch JR, Hol WG, Nat Struct Biol 1999 Aug;6(8):785-92. PMID: 10426958

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