transcription

messenger RNA (mRNA)

transfer RNA (tRNA)

ribosomal RNA (rRNA)

RNA polymerase

sigma factor

RNA polymerase I (Pol I)

RNA polymerase II (Pol II)

RNA polymerase III (Pol III)

initiation

promoter

elongation

termination

template strand

coding strand

closed complex

open complex

elongation complex

pyrophosphorolysis

kinetic proofreading

nucleolytic proofreading

termination sequence

transcription factor

TATA-binding protein (TBP)

core promoter

preinitiation complex

Mediator complex