Fig. 6
![Fig. 6](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13068-017-0944-4/MediaObjects/13068_2017_944_Fig6_HTML.gif)
Experimental evidence that compost21_GH11 is an exo-1,4-β-xylanase. a Thin layer chromatography (TLC) of the products formed by: lanes 1 and 3: compost21_GH11 and compost13_GH10 action on xylan, respectively; lane 2: reaction blank; lanes 4–8: compost21_GH11 action on X2 to X6; GAc glucuronic acid; M: X1–X6 standard. b HPAEC-PAD of the products formed by compost21_GH11 action on xylan