PIAS2-2 SUMOylates THRA (alpha-1 isoform, THRA-2 in UniProt) with SUMO1 at lysine-283 and lysine-389. (A lysine residue corresponding to lysine-389 does not exist in the alpha-2 isoform.)
Liu, YY, Kogai, T, Schultz, JJ, Mody, K, Brent, GA
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