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Vol 42(2008) N 2 p. 285-288; A.B. Gordeev, M.S. Kondratova, A.V. Efimov Novel structural tree of β-proteins containing abcd units Institute of Protein Research, Russian Academy of Sciences, Pushchino, Moscow Region, 142290, RussiaReceived - 2007-07-16; Accepted - 2007-08-16 A database of 528 β-proteins and β-domains containing abcd units, including 244 nonhomologous ones, was compiled from the Protein Data Bank (total 1511 PDB entries). A novel structural tree of this class of proteins was constructed to include 153 possible polypeptide chain folds. A structural classification of β-proteins containing abcd units was proposed on the basis of the tree. The database and the structural tree are available at http://strees.protres.ru/. Modeling, classification, protein folding, structural motif, structural similarity |