Abstract:
:Chemokines are the largest family of cytokines in human immunophysiology. These proteins are defined by four invariant cysteines and are categorized based on the sequence around the first two cysteines, which leads to two major and two minor subfamilies. Chemokines function by activating specific G protein-coupled receptors, which results in, among other functions, the migration of inflammatory and noninflammatory cells to the appropriate tissues or compartments within tissues. Some of these proteins and receptors have been implicated or shown to be involved in inflammation, autoimmune diseases, and infection by HIV-1. The three-dimensional structure of each monomer is virtually identical, but the quaternary structure of chemokines is different for each subfamily. Structure-function studies reveal several regions of chemokines to be involved in function, with the N-terminal region playing a dominant role. A number of proteins and small-molecule antagonists have been identified that inhibit chemokine activities. In this review, we discuss aspects of the structure, function, and inhibition of chemokines.
journal_name
Annu Rev Pharmacol Toxicoljournal_title
Annual review of pharmacology and toxicologyauthors
Fernandez EJ,Lolis Edoi
10.1146/annurev.pharmtox.42.091901.115838keywords:
subject
Has Abstractpub_date
2002-01-01 00:00:00pages
469-99eissn
0362-1642issn
1545-4304pii
42/1/469journal_volume
42pub_type
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