Interactions of Tat with host cellular proteins Authored: Matthews, L, Rice, AP, 2005-07-27 00:00:00 Edited: Matthews, L, 2006-03-24 13:43:41 Pubmed7853496 Pubmed9491887 Reactome Database ID Release 43176034 Reactome, http://www.reactome.org ReactomeREACT_6905 The elongation of HIV-1 mRNA depends upon the interaction of Tat with the host P-TEFb complex (Hermann and Rice, 1995; Wei et al., 1998). PathwayStep3563 Association of Tat with P-TEFb(Cyclin T1:Cdk9)