The 3'-endo 2'dCTP fitted into the omit map (3σ) of the RNAP-2'dCTP complex.
The 3'OH can form a hydrogen bond with only one RNAP atom (magenta line, interatomic distance 3.1 Å).
The 3'-endo 2'dCTP fitted into the omit map (3σ) of the RNAP-2'dCTP complex.
The 3'OH can form a hydrogen bond with only one RNAP atom (magenta line, interatomic distance 3.1 Å).