FIG. 5.
Alignment of family IV CBDs. A and B, subgroups IVa and IVb, respectively. Abbreviations: Cel1_Strre, Streptomyces reticuli Cel1 (accession no. X65616); E1_Thfu, Thermomonospora fusca E1 (accession no. L20094); CenC_Celfi, Cellulomonas fimi CenC (accession no. X57858); CelK_Clotm, Clostridium thermocellum CelK (accession no. AF039030); CbhA_Clotm, C. thermocellum CbhA (accession no. X80993); CelE_Ccellu, C. cellulolyticum CelE (accession no. PC1140); Xyn1_Rhoma, Rhodothermomonas marinus Xyn1 (accession no. Y11564); LicA_Clotm, C. thermocellum LicA (accession no. X89732); LamA_Thne, Thermotoga neapolitana LamA (accession no. Z47974). Conserved amino acid residues mutated in the CBDCelK are marked with asterisks.