Showing posts with label Medicinal Chemistry. Show all posts
Inhibitors of the HSP90 Molecular Chaperone: Attacking the Master Regulator in Cancer
Thursday, 19 March 2015
Posted by Unknown
The heat shock protein 90 (HSP90) chaperones represent some 1-2% of all cellular protein and are key players in protein quality control in cells. They are over expressed in many human cancers and the fact that many oncogenic proteins are clients has prompted much recent research on HSP90 inhibitors as new cancer therapeutics. A brief introduction is followed by a detailed review of the various classes of inhibitors, both natural product-based and synthetic, that have emerged over the last decade. The natural products geldanamycin, radicicol and novobiocin have provided the start points for new drugs in this area and their medicinal chemistry is reviewed, including the exciting recent results emerging from clinical trials using geldanamycin analogues.
The detailed understanding of the binding mode of these compounds to HSP90 has been significantly enhanced by X-ray crystallography of HSP90 constructs co-crystallised with various ligands. Efforts to replace the natural product inhibitors with more drug-like synthetic compounds have mushroomed over the last 4 years. The purines and the 3,4-diarylpyrazoles have proven to be the most successful and their Medicinal Chemistry is reviewed with particular emphasis on structure-based design. Protein/ligand co-crystal structures have shown that conserved water molecules in the active site are a vital part of the hydrogen-bonding network established on binding both natural product and synthetic inhibitors. Medicinal chemists have used this information to develop high affinity lead compounds. Recent research provides the platform for exciting developments in the area of HSP90 inhibition over the next few years.
For a complete list, click on Bentham Science Publishers’ Journals Impacting Science
The detailed understanding of the binding mode of these compounds to HSP90 has been significantly enhanced by X-ray crystallography of HSP90 constructs co-crystallised with various ligands. Efforts to replace the natural product inhibitors with more drug-like synthetic compounds have mushroomed over the last 4 years. The purines and the 3,4-diarylpyrazoles have proven to be the most successful and their Medicinal Chemistry is reviewed with particular emphasis on structure-based design. Protein/ligand co-crystal structures have shown that conserved water molecules in the active site are a vital part of the hydrogen-bonding network established on binding both natural product and synthetic inhibitors. Medicinal chemists have used this information to develop high affinity lead compounds. Recent research provides the platform for exciting developments in the area of HSP90 inhibition over the next few years.
For a complete list, click on Bentham Science Publishers’ Journals Impacting Science
Pharmaceutical
Chemistry Journal is dedicated to exploratory and specialized research
on the making of new pills and the change of assembling innovation of
medications and intermediates. Worldwide patrons blanket the whole range of new
discoveries in medication and concerning ventures. The current chemistry articles include
techniques for generation; consequences of pharmacological, toxicological and
biochemical studies; examination of structure and action connections in
expectation of new mixes; routines and specialized offices utilized; and issues
connected with the improvement of naturally sheltered and monetarily practical
strategies for modern creation. What's more systematic surveys of the global
writing in the field familiarize the spectator with the latest advancements as
far and wide as possible. The entire range of chemistry journals feature the in depth details
functional groups and their specific function.
New pills are made known to the business, consistently and
each one comprehends a favored structure for its natural drug target. These new
substances give bits of knowledge into sub-atomic extricates and likewise serve
as leads for outlining future new medications.
For a complete list, click on Bentham Science Publishers’ Journals Impacting Science
For a complete list, click on Bentham Science Publishers’ Journals Impacting Science