tokens: TBP can be phosphorylated in vitro by extracts of U937 cells or by bacterially expressed activated ERK2 ; the phosphorylation sites were mapped to ERK kinase consensus sites in the TBP amino-terminal domain .
folded_tokens: tbp can be phosphorylate in vitro by extract of u937 cell or by bacterially express activate erk2 ; the phosphorylation site be map to erk kinase consensus site in the tbp amino-terminal domain .