Evolutionary analysis of hydrophobin gene family in two wood-degrading basidiomycetes, Phlebia brevispora and Heterobasidion annosums.l.

Table 1 Spacing between conserved cysteine residues in different classes of hydrophobins

Class	Numbers of amino acid residues between conserved cysteine residues
Class	C1/C2^a	C3/C4	C4/C5	C5/C6	C7/C8
Class I (basidiomycetes)	6	26–33	12–13	6	13
Class I (ascomycetes)	6–7	26–39	18–21	6–8	15–17
Class II	9–10	11	15–16	2–7	10
T. terrestris protein 159967	7	5	8	5	12
U. maydis protein 5010	6	49	17	5	16

^a = Positions of conserved cysteine residues. Cysteine residues C2/C3 and C6/C7 are adjacent in all characterized hydrophobins.

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