• Structural and functional characteristics of xenavidin, the first frog avidin from Xenopus tropicalis 

      Määttä, Juha A E; Helppolainen, Satu H; Hytönen, Vesa P; Johnson, Mark S; Kulomaa, Markku S; Airenne, Tomi T; Nordlund, Henri R (2009)
      Background Avidins are proteins with extraordinarily high ligand-binding affinity, a property which is used in a wide array of life science applications. Even though useful for biotechnology and nanotechnology, the ...
    • Structure of bradavidin - C-terminal residues act as intrinsic ligands 

      Leppiniemi, Jenni; Grönroos, Toni; Määttä, Juha A E; Johnson, Mark S; Kulomaa, Markku S; Hytönen, Vesa P; Airenne, Tomi T (2012)
      Abstract Top Bradavidin is a homotetrameric biotin-binding protein from Bradyrhizobium japonicum, a nitrogen fixing and root nodule-forming symbiotic bacterium of the soybean. Wild-type (wt) bradavidin has 138 amino ...