19. Which of the following statements is not true about the TATA-box-binding protein (TBP)? (A) TFIID contains TBP and TBP-associated factors; (B) Different TBP have been identified from yeast, fruit fly, plant, and human, and they are more than 80% identical in amino acid sequence; (C) TBP binds in the minor, rather than the major, groove of DNA; (D) The TBP functions not only in transcription of class II genes, but also in transcription of class I and class III genes; (E) TBP has two known enzymatic activities, Histon acetyltransferase (HAT) and Kinase.