Allosteric in Medical Technology
deCODE Files IND for DG071, a Novel PDE4 Modulator Being Developed for Alzheimer's and Other Cognitive Disorders
...ures allowed the deCODE chemistry team to
identify a novel binding site for
allosteric modulators in the PDE4
regulatory domain. Binding of an
allosteric modulator at that site is
non-competitive with cAMP. DG071 has been shown i...
Genaera Corporation Presents Data on Mechanism of Inhibition of PTP-1B for Trodusquemine (MSI-1436) at Federation of American Societies for Experimental Biology (FASEB) Meeting
..., Colorado. The poster presentation
entitled, "Trodusquemine (MSI-1436), An
allosteric Inhibitor of Protein
Tyrosine Phosphatase 1B," concluded that MSI-1436 is a...noncompetitive inhibitor of PTP-1B in clinical
stage development. It is the
allosteric nature of MSI-1436 and its ability
to reversibly inhibit PTP-1B that is bel...
Xytis Names Gordon H. Busenbark as Chief Financial Officer
...siderable partnering interest in two of our pre-clinical programs;
positive
allosteric modulators of GABA-A receptor and of alpha-7 nicotinic
acetylcholine recept...folio of proprietary preclinical compounds that are novel, highly
selective
allosteric modulators of nicotinic acetylcholine receptors
(nAChRs), GABA-A receptors ...
Addex Achieves Statistically Significant Outcome in Phase IIa
Clinical Trial With ADX10059 in Gastro-Esophageal Reflux Disease
...iabetes type 2. Addex's competence in
drug development and its expertise in
allosteric modulation were
recognised through the establishment of a partnership for
co-development of mGluR2 positive
allosteric modulators for anxiety
and schizophrenia with Johnson & Johnson in 2004...
Addex Reports Positive Results in Phase IIa Clinical Trial With
ADX10059 in Migraine
...g a Phase IIa study in anxiety.
ADX10059 is a potent, selective, negative
allosteric modulator
of metabotropic glutamate receptor 5 (mGluR5 NAM). Various
pre-cl...nson's disease. Addex's competence in drug development and its
expertise in
allosteric modulation were recognised in a
collaboration established in 2004 with Orth...
Genelabs Technologies Announces Presentation of Data on
Non-Nucleoside HCV Polymerase Inhibitor at 20th International
Conference on Antiviral Research Meeting
...Genelabs.
The oral presentation was given by Christopher D. Roberts,
Ph.D., Director of Medicinal Chemistry at Genelabs, entitled
"GL59728: A Potent
allosteric Inhibitor of the HCV NS5b RNA
Dependent RNA Polymerase with Excellent Pharmacokinetic
Properties."
GL59728 is one of a number of non-nucleoside HCV ...
Evotec Reports Positive Proof-of-Concept Top-Line Results with
Insomnia Drug Candidate EVT 201
...y positive
top-line results from its first phase II clinical trial of EVT 201
in patients with chronic primary insomnia. EVT 201 is a partial
positive
allosteric modulator (pPAM) of the GABAA receptor complex.
The double-blinded, placebo controlled cross-over study design of
two doses of EVT 201 (1.5mg and 2.5m...
Newly Published Data Demonstrates Superiority of Cipralex Over
Duloxetine for Acute Treatment of Depression
...f patients with major depressive disorder (MDD) and was
at least as efficacious in long-term treatment(1). The study
directly compared Cipralex(R) (an
allosteric serotonin reuptake
inhibitor - ASRI) to duloxetine (the most recently introduced
serotonin and noradrenaline reuptake inhibitor - SNRI) and these
find...
Evotec AG (DE) - Evotec Reports Positive Proof-of-Concept Top-Line
Results with ...
...y positive top-line
results from its first phase II clinical trial of EVT 201 in
patients with chronic primary insomnia. EVT 201 is a partial
positive
allosteric modulator (pPAM) of the GABAA receptor complex.
The double-blinded, placebo controlled cross-over study design of
two doses of EVT 201 (1.5mg and 2.5m...
MGI Pharma, Inc. Summarizes Data Presented at the 2007 American
Society of Clinical Oncology (ASCO) Annual Meeting
...and granisetron, were reported.
Competitive versus
allosteric interactions between these agents and
the 5-HT(3) ...emonstrated dual action
suggesting competitive and
allosteric interactions with the 5-HT3
receptor. In contrast,...hibited
strictly competitive antagonism. The Aloxi
allosteric interaction
with the 5-HT3 receptor indicates that...
Allosteric in Biological News
Uncooperative voltage sensors
... by Gagnon and Bezanilla, in addition to other recent complementary techniques, "promises to unmask some of the previously inscrutable features of the
allosteric communication among entwined Kv subunits and between the homologous domains of sodium channels."
...
Allosteric in Biological Technology
InterMune to Present Abstracts on HCV Protease Inhibitor ITMN-191 and HCV Development Program at the EASL Meeting
...dditional InterMune posters to be presented at EASL are as follows:
Combination of the NS3/4A Protease Inhibitor ITMN-191 with the
allosteric NS5B Polymerase Inhibitor ITMN-8020 Enhances Replicon Clearance and Reduces the Emergence of Drug Resistant Variants .
Discovery of Potent,...
deCODE genetics Announces Third Quarter 2008 Financial Results
...s been to discover compounds that would modulate PDE4 activity via an
allosteric mechanism to improve safety and tolerability. Towards this goal, the dec...s allowed the deCODE chemistry team to identify a novel binding site for
allosteric modulators in the PDE4 regulatory domain. In animal models, DG071 has be...
Evotec AG: R&D Update on 16 October 2007 Live on the Internet
...in finding new treatments
for diseases of the Central Nervous System. Evotec has three programmes in
clinical development: EVT 201, a partial positive
allosteric modulator
(pPAM) of the GABAA receptor complex for the treatment of insomnia, EVT
101, a subtype selective NMDA receptor antagonist for the treatment ...
Evotec to Present at the UBS 2007 Global Life Sciences Conference in New York
...in finding new treatments
for diseases of the Central Nervous System. Evotec has three programmes in
clinical development: EVT 201, a partial positive
allosteric modulator
(pPAM) of the GABAA receptor complex for the treatment of insomnia, EVT
101, a subtype selective NMDA receptor antagonist for the treatment ...
Evotec Reports Details of the Positive Proof-of-Concept Phase II Study in Insomnia With EVT 201
...ive Director of the Sleep
Medicine and Research Center, St John's Mercy Medical Center, Chesterfield,
Missouri, US, said: "Due to its partial positive
allosteric modulation of
GABAA receptors, EVT 201 provides a novel approach to the treatment of
insomnia, yet since the GABAA system is a well understood pathway...
Evotec to Present Details of the Positive Phase II Study in Insomnia With EVT 201 at the Worldsleep07 Congress in Cairns/Australia
...ed by current
treatments, there is no drug yet available which meets all the needs of
insomnia patients. About EVT 201 EVT 201 is a partial positive
allosteric modulator (pPAM) of the GABAA
receptor complex. Acting on GABAA receptors it addresses the gold standard
mechanism for insomnia with more than 90% of ...
Preparative Nondenaturing Gel Electrophoresis to Purify NADP-Specific Glutamate Dehydrogenase From Chlorella, Rev B
...mes are nearly identical; however, kinetic characterization of
the enzymes showed them to have strikingly different K m values,
allosteric properties, and turnover rates (Bascomb and Schmidt 1987).
Recent molecular genetic analysis indicates that minor modifications in
...
Allosteric in Biological Products
PTP1B Inhibitor from Calbiochem
Description:...ECT FROM LIGHT. PACKAGED UNDER INERT GAS. A cell-permeable sulfanamido-benzbromarone compound that acts as a selective, reversible and non-competitive
allosteric inhibitor of PTP1B (IC 50 = 4 μM and 8 μM for PTP1B 403 and PTP1B 298 , respectively). Binds to a novel site away from the catalytic pocket an...
Company:Calbiochem
Allosteric in Biological Definition
Active site
...inds to the active site but cannot be processed by the enzyme. In noncompetitive inhibition , the inhibitor binds to the enzyme at another site, the
allosteric site , and this causes a structural change in the enzyme such that the active site is rendered useless. Uncompetitive inhibition , is similar to nonco...
Allostery
... biochemistry , an enzyme or other protein is
allosteric if its activity or efficiency changes in response...inding of an effector molecule at a so-called
allosteric site . Changes that enhance activity are referred to as
allosteric activation , while the opposite is called ...
Allostery
... biochemistry , an enzyme or other protein is
allosteric if its activity or efficiency changes in response...inding of an effector molecule at a so-called
allosteric site . Changes that enhance activity are referred to as
allosteric activation , while the opposite is called ...
Insulin
...ubstances, most prominently glucose
increase of DNA replication and protein synthesis
modification of the activity of numerous enzymes (
allosteric effect )
The actions of insulin on cells include:
increased glycogen synthesis – insulin forces storage of glucose in liver (and musc...
Lac repressor
...lactose is present the lac repressor hooks up to lactose and changes shape and detaches from the DNA. The technical term for this shape-shifting is "
allosteric signal transduction ".
See also
Lac operon
...
Protein
...refore depend on controlling protein activity. Regulation can involve a protein's shape or concentration . Some forms of regulation include:
allosteric modulation : When the binding of a ligand at one site on a protein affects the binding of ligand at another site.
Covalent modulation : When t...
Allosteric in Biological Dictionary
Allostery
... In biochemistry,
allosteric regulation is the regulation of an enzyme or oth...nding an effector molecule at the protein's
allosteric site . Effectors that enhance the protein's activity are referred to as
allosteric activators, whereas those that decrease... ...
Allosteric site
... In biochemistry,
allosteric regulation is the regulation of an enzyme or ot...nding an effector molecule at the protein's
allosteric site . Effectors that enhance the protein's activity are referred to as
allosteric activators, whereas those that decrease... Asp...