title: Web alert.
abstract: A selection of World Wide Web sites relevant to papers published in this issue of Current Opinion in Chemical Biology.
authors.affiliation: Agouron Pharmaceuticals Inc., 4215 Sorrento Valley Boulevard, San Diego, CA 92121-1408, USA. grace.nakayama@agouron.com
authors.forename: G R
authors.initials: GR
authors.lastname: Nakayama
mesh_terms: D002623:Chemistry Techniques, Analytical / Q000379:methods*; D020407:Internet