This entry represents a bacterial ig-like domain that is found in glycosyl hydrolase enzymes.

1: Structure and function of the Clostridium thermocellum cellobiohydrolase A X1-module repeat: enhancement through stabilization of the CbhA complex. Brunecky R, Alahuhta M, Bomble YJ, Xu Q, Baker JO, Ding SY, Himmel ME, Lunin VV; Acta Crystallogr D Biol Crystallogr. 2012;68:292-299. PMID:22349231

2: The structure and characterization of a modular endo-beta-1,4-mannanase from Cellulomonas fimi. Le Nours J, Anderson L, Stoll D, Stalbrand H, Lo Leggio L; Biochemistry. 2005;44:12700-12708. PMID:16171384