Evidence map›Paper›PMID 23665170›Full record

ArticleStructure (London, England : 1993)2013

Structure of rhomboid protease in complex with β-lactam inhibitors defines the S2' cavity.

Kutti R Vinothkumar, Olivier A Pierrat, Jonathan M Large, Matthew Freeman

Open access · hybridAbstract read
In one paragraph

Article in Structure (London, England : 1993), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.4field-weighted citation impact, top 13% 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

15 citing papers in PubMed, 34 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

4 authors at 2 institutions in 1 country.

Kutti R VinothkumarMRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge CB2 0QH, UK. vkumar@mrc-lmb.cam.ac.uk
Olivier A Pierrat
Jonathan M Large
Matthew Freeman
MRC Laboratory of Molecular Biology · GBLifeArc · GB

Funding

Medical Research Council MC_G1000806Medical Research Council MC_U105178780Medical Research Council MC_U105184322Medical Research Council U105178780
6 · The paper itself

Abstract

Rhomboids are evolutionarily conserved serine proteases that cleave transmembrane proteins within the membrane. The increasing number of known rhomboid functions in prokaryotes and eukaryotes makes them attractive drug targets. Here, we describe structures of the Escherichia coli rhomboid GlpG in complex with β-lactam inhibitors. The inhibitors form a single bond to the catalytic serine and the carbonyl oxygen of the inhibitor faces away from the oxyanion hole. The hydrophobic N-substituent of β-lactam inhibitors points into a cavity within the enzyme, providing a structural explanation for the specificity of β-lactams on rhomboid proteases. This same cavity probably represents the S2' substrate binding site of GlpG. We suggest that the structural changes in β-lactam inhibitor binding reflect the state of the enzyme at an initial stage of substrate binding to the active site. The structural insights from these enzyme-inhibitor complexes provide a starting point for structure-based design for rhomboid inhibitors.

Indexed as

beta-LactamsCatalysisModels, MolecularPeptide HydrolasesProtein Conformationbeta-LactamsPeptide Hydrolases

Identifiers

PMID23665170
PMCPMC3690538
OpenAlexW1963827950

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.