Addition of the third nucleotide on the nascent HIV-1 transcript
Addition of the fourth nucleotide on the nascent HIV-1 transcript: Second Transition
Abortive HIV-1 Initiation Before Second Transition
Addition of nucleotides 5 through 9 on the growing HIV-1 transcript
Abortive HIV-1 Initiation After Second Transition
Addition of nucleotides 10 and 11 on the growing HIV-1 transcript: Third Transition
Addition of nucleotides between position +11 and +30 on HIV-1 transcript
RNA Polymerase II HIV Promoter Escape