Signal Transduction

Sponsored by the journal Science and Stanford University, this site provides information on all signaling pathways, the variety of ligands, the protein intermediates, the variety of protein kinases, and the cross-talk of pathways.


The Swiss database for identity of proteins by 2D polyacrylamide gel electrophoresis, as well as techniques and links.

Mouse Transgenic and Targeted Mutation Database

The TBASE database attempts to organize information on transgenic animals and targeted mutations generated and analyzed worldwide.

Expressed Sequence Tag Web Site

The expressed sequence tag database contains sequence data and other information on expressed sequence tags from a number of organisms.

TOXNET (Toxicology Data Network)

TOXNET is a collection of databases on toxicology, hazardous chemicals, and related areas. The databases include TOXLINE, which contains citations from 1965 to the present on the pharmacological, biochemical, physiological, and toxicological effects of drugs and other chemicals; the Developmental and Reproductive Toxicology (DART) Database; and the Hazardous Substance Data Bank (HSDB).

Cancer Gene Anatomy Project

The Cancer Gene Anatomy Project (CGAP), administered by the National Cancer Institute, was established to generate information and technical tools needed to study the molecular anatomy of the cancer cell. Much of the information generated is presented in several databases maintained by the National Center for Biotechnology Information. These databases can be accessed through the CGAP Web site.

Environmental Genome Project

The goal of the Environmental Genome Project (EGP), administered by the National Institute of Environmental Health Sciences, is to understand the im-

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