This document discusses various types of informatics including bioinformatics, chemoinformatics, and pharmaceutical databases. It defines bioinformatics as the study of biological data, most often DNA and amino acid sequences, through acquisition, storage, analysis, and dissemination. It also discusses applications of bioinformatics such as genome annotation and drug design. Similarly, it defines chemoinformatics as focusing on the collection, storage, analysis, and manipulation of chemical data to aid in fields like drug design. The document also provides brief descriptions and examples of biological, chemical, and pharmaceutical databases.