Molecular Propulsion: DNA Template Diffusion
Control — NTP(−)
D (sim units) ≈ —
Transcription — NTP(+)
D (sim units) ≈ —
Estimated increase in apparent diffusion: —
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Reset
Speed
Control, NTP(−) — pure Brownian (thermal) jitter only
Transcription, NTP(+) — Brownian jitter
plus
a brief mechanical "kick" (yellow flash) each time RNAP completes a nucleotide-addition cycle