FIG. 6.
(A) Model of the tyrosine-phosphorylated Stat1 homodimer bound to DNA (7). (B) Model depicting the possible dimerization and DNA binding mode of the estrogen-activated Stat1-ER LBD chimera. Separate domains are indicated by the individual segments (Fig. 1). P, phosphorylated tyrosyl residue; Y, free tyrosyl residue.