CRYSTAL STRUCTURE OF HUMAN ESTROGEN RECEPTOR ALPHA LIGAND-BINDING DOMAIN IN COMPLEX WITH A GLUCOCORTICOID RECEPTOR INTERACTING PROTEIN 1 NR BOX II PEPTIDE AND ESTRONE ((8R,9S,13S,14S)-3-HYDROXY-13-METHYL- 7,8,9,11,12,14,15,16-OCTAHYDRO-6H-CYCLOPENTA[A]PHENANTHREN-17-ONE)