Inoue J, Nakashima K, Satoh N.
Genes (Basel). 2019 Apr 10;10(4). pii: E294. doi:10.3390/genes10040294
ORTHOSCOPE Analysis Reveals the Presence of the Cellulose Synthase Gene in All Tunicate Genomes but Not in Other Animal Genomes.
A second GH6 gene (with no CesA domain) was found in Tunicates.