2VSF:
reference: Crystal structure of the FeS cluster-containing nucleotide excision repair helicase XPD., Wolski SC, Kuper J, Hanzelmann P, Truglio JJ, Croteau DL, Van Houten B, Kisker C, PLoS Biol. 2008 Jun 24;6(6):e149. PMID: 18578568

This OCA Structure page
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