CESA9 (CELLULOSE SYNTHASE 9); transferase, transferring glycosyl groups. Identical to Probable cellulose synthase A catalytic subunit 9 [UDP-forming] (CESA9) [Arabidopsis Thaliana] (GB:Q9SJ22); similar to CESA6 (CELLULOSE SYNTHASE 6), transferase, transferring glycosyl groups [Arabidopsis thaliana] (TAIR:AT5G64740.1); similar to CESA5 (CELLULOSE SYNTHASE 5), transferase, transferring glycosyl groups [Arabidopsis thaliana] (TAIR:AT5G09870.1); similar to CESA2 (CELLULOSE SYNTHASE 2), cellulose synthase/ transferase, transferring glycosyl groups [Arabidopsis thaliana] (TAIR:AT4G39350.1); similar to cellulose synthase [Populus tremula x Populus