Evidence map›Paper›PMID 20493882›Full record

ArticleJournal of molecular biology2010

Crystal structure of fatty acid amide hydrolase bound to the carbamate inhibitor URB597: discovery of a deacylating water molecule and insight into enzyme inactivation.

Mauro Mileni, Satwik Kamtekar, David C Wood, Timothy E Benson, Benjamin F Cravatt, Raymond C Stevens

Open access · greenAbstract read
In one paragraph

Article in Journal of molecular biology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
8.6field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

45 citing papers in PubMed, 105 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

Mauro MileniDepartment of Molecular Biology, The Scripps Research Institute, La Jolla, CA 92037, USA.
Satwik Kamtekar
David C Wood
Timothy E Benson
Benjamin F Cravatt
Raymond C Stevens
Pfizer (United States) · USScripps Research Institute · US

Funding

STRUCTURAL STUDIES OF FAAHP01DA017259 · NIDA · SCRIPPS RESEARCH INSTITUTE, THE · PI CRAVATT, BENJAMIN F · 2004 to 2013
$10.6M
NIDA NIH HHS DA017259NIDA NIH HHS P01 DA017259
6 · The paper itself

Abstract

The endocannabinoid system regulates a wide range of physiological processes including pain, inflammation, and cognitive/emotional states. URB597 is one of the best characterized covalent inhibitors of the endocannabinoid-degrading enzyme fatty acid amide hydrolase (FAAH). Here, we report the structure of the FAAH-URB597 complex at 2.3 A resolution. The structure provides insights into mechanistic details of enzyme inactivation and experimental evidence of a previously uncharacterized active site water molecule that likely is involved in substrate deacylation. This water molecule is part of an extensive hydrogen-bonding network and is coordinated indirectly to residues lining the cytosolic port of the enzyme. In order to corroborate our hypothesis concerning the role of this water molecule in FAAH's catalytic mechanism, we determined the structure of FAAH conjugated to a urea-based inhibitor, PF-3845, to a higher resolution (2.4 A) than previously reported. The higher-resolution structure confirms the presence of the water molecule in a virtually identical location in the active site. Examination of the structures of serine hydrolases that are non-homologous to FAAH, such as elastase, trypsin, or chymotrypsin, shows a similarly positioned hydrolytic water molecule and suggests a functional convergence between the amidase signature enzymes and serine proteases.

Indexed as

AmidohydrolasesBenzamidesCarbamatesCatalytic DomainCrystallography, X-RayEnzyme InhibitorsFatty Acid Amide HydrolasesModels, MolecularProtein BindingProtein Structure, TertiaryWaterAmidohydrolasesBenzamidesCarbamatescyclohexyl carbamic acid 3'-carbamoylbiphenyl-3-yl esterEnzyme InhibitorsFatty Acid Amide HydrolasesWater

Identifiers

PMID20493882
PMCPMC3014312
OpenAlexW2023167233

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.