A model for the evolution of nucleotide polymerase directionality.

BACKGROUND: In all known living organisms, every enzyme that synthesizes nucleic acid polymers does so by adding nucleotide 5′-triphosphates to the 3′-hydroxyl group of the growing chain. This results in the well known 5'→3' directionality of all DNA and RNA Polymerases. The lack of any al...

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Bibliographic Details
Main Authors: Joshua Ballanco, Marc L Mansfield
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2011-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3081310?pdf=render