TRANSGENOUS ANIMAL AS WELL AS APPLICATION THEREOF AND METHOD OF OBTAING SAME, TRANSGENE AS WELL AS APPLICATION THEREOF AND METHOD OF OBTAINING SAME, EPITOPICALLY MARKED TBP AS WELL AS APPLICATION AND METHOD OF OBTAINING SAME, METHODS OF IDENTIFYING, CHARACTERISING, AND DETERMINING COMPOSITION AND ISOLATING TRANSCRIPTIVE COMPLEXES OF HIGHER ORDER, METHOD OF IDENTIFYING TAF FACTORS AND ANTIBODIES