Research Article

Structural and Sequence Similarities of Hydra Xeroderma Pigmentosum A Protein to Human Homolog Suggest Early Evolution and Conservation

Figure 4

Predicted structure of hydra XPA based on NMR structure of human XPA. (a) Structure of DNA- and RPA-binding domains of human XPA (PDB id: 1XPA). (b) Predicted structure of hydra XPA modelled on 1XPA. (c) Superimposition of the two structures in SwissPDB Viewer. (An extra pair of beta sheets present in human XPA is marked by arrows in (a) and (c)).
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