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Structure of alpha-like proteins from type V strain CJB-110 (Alp2) and type VIII strain JM9–130013 (Alp3). (A) Structure of Alp2 compared with the alpha C protein (Top) and protein Rib (Bottom). (B) Structure of Alp3 compared with Alp2 (Top) and protein Rib (Bottom). Percentages refer to amino acid identity between corresponding regions. Alpha C protein sequence is from ref. 7. Rib sequence is from ref. 10.
