Chitin is the most widespread amino polysaccharide in nature. The annual global amount of
chitin is believed to be only one order of magnitude less than that of cellulose. It is a linear …

Rab proteins are best known for their essential roles in exocytic and endocytic membrane
trafficking, which encompass the constitutive and regulated secretory routes, endocytosis via …

PubChem is an open repository for experimental data identifying the biological activities of
small molecules. PubChem contents include more than: 1000 bioassays, 28 million …

In addition to maintaining the GenBank (R) nucleic acid sequence database, the National
Center for Biotechnology Information (NCBI) provides analysis and retrieval resources for …

Abstract PDBsum (http://www. ebi. ac. uk/pdbsum) provides summary information about
each experimentally determined structural model in the Protein Data Bank (PDB). Here we …

Homologous proteins occurring through gene duplication may give rise to novel functions
through mutations affecting protein sequence or expression. Comparison of such …

GenBank (R) is a comprehensive database that contains publicly available DNA sequences
for more than 140 000 named organisms, obtained primarily through submissions from …

The Handbook of Venoms and Toxins of Reptiles offers" one-stop shopping" to all biologists,
biochemists, toxicologists, physicians, clinicians, and epidemiologists, and informed …

Background—The KCNH2 or human ether-a-go-go related gene (hERG) encodes the Kv11.
1 α-subunit of the rapidly activating delayed rectifier K+ current (I Kr) in the heart. Type 2 …

Pre-B cell colony-enhancing factor (PBEF), also known as visfatin, is a highly conserved, 52-
kDa protein found in living species from bacteria to humans. Originally a curiosity identified …