Known Activities	Modules of approx. 40-60 residues. The majority of these modules is found among chitinases where the function is chitin-binding. Distantly related to the CBM5 family.
Note	Previously known as cellulose-binding domain family XII (CBD XII).
External resources	InterPro; PFAM;
Statistics	GenBank accession (221); Uniprot accession (114); PDB accession (1); 3D entries (1); cryst (0)