Sequencing of RNA has been an important application of DNA sequencing technology since its invention. RNA is usually sequenced by first converting it to complementary DNA (cDNA) with the reverse transcriptase enzyme (RNA-dependent DNA polymerase). Reverse transcriptase was originally isolated from Rous sarcoma retrovirus and Rauscher mouse leukemia retrovirus (R-MLV) by Baltimore (1970) and ind...
