255 EXPA17 Ath-ExpAlpha-1.13 Causes loosening and extension of plant cell walls by disrupting non-covalent bonding between cellulose microfibrils and matrix glucans. No enzymatic activity has been found (By similarity). EXP17 Putative expansin-A17 Alpha-expansin-17 MTKIFSLLVAMIFSTMFFMKISSVSAGWLQAHATFYGGSDASGTMGGACGYGNLYTDGYKTNTAALSTALFNDGKSCGGCYQILCDATKVPQWCLKGKSITITATNFCPPNFAQASDNGGWCNPPRPHFDMAQPAFLTIAKYKAGIVPILYKKVGCRRSGGMRFTINGRNYFELVLISNVAGGGEISKVWIKGSKSNKWETMSRNWGANYQSNTYLNGQSLSFKVQLSDGSIKAALNVVPSNWRFGQSFKSNVNF At4g01630 T15B16.16 EXP17_ARATH