1NO1:
reference: Structural analysis of Bacillus subtilis SPP1 phage helicase loader protein G39P., Bailey S, Sedelnikova SE, Mesa P, Ayora S, Waltho JP, Ashcroft AE, Baron AJ, Alonso JC, Rafferty JB, J Biol Chem 2003 Apr 25;278(17):15304-12. Epub 2003 Feb 13. PMID: 12588876

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