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Figure 1
Overall structure of Ps_Cel5A. The (α/β)8-barrel (blue) consists of eight β-strands (β1–β8) and seven α-helices (α1–α8). The extra secondary-structure elements are a β-sheet (purple) composed of two small antiparallel β-strands (βa and βb), two α-helices (αa and αb; green), a 310-­helix (η; yellow) and a left-handed α-helix (αL; red).

Journal logoSTRUCTURAL
BIOLOGY
ISSN: 2059-7983
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