2JEJ:
reference: Molecular basis of selectivity of nucleoside triphosphate incorporation opposite O6-benzylguanine by sulfolobus solfataricus DNA polymerase Dpo4: steady-state and pre-steady-state kinetics and x-ray crystallography of correct and incorrect pairing., Eoff RL, Angel KC, Egli M, Guengerich FP, J Biol Chem. 2007 May 4;282(18):13573-84. Epub 2007 Mar 3. PMID: 17337730

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