A database includes information of Bacillus thuringiensis parasporal crystal proteins and Bacillus thuringiensis Toxin Specificity. You can get search against the database using several types of keywords, such as: gene name, author, Isolated source, submitted time, target insect, express host, solubilization, activation...

csaB was a S-layer anchoring related gene, we used it as marker for identification and differetiation of Bacillus cereus group members. Here we also built a database of it. Many other special information was also used for database constrution.