Evidence map›Paper›PMID 11500368›Full record

ArticleThe EMBO journal2001

Projection structure and molecular architecture of OxlT, a bacterial membrane transporter.

J A Heymann, R Sarker, T Hirai, D Shi, J L Milne, P C Maloney, S Subramaniam

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
6.1field-weighted citation impact, top 3% 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

19 citing papers in PubMed, 68 citations in OpenAlex.

  1. Review
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  10. The 2-hydroxycarboxylate transporter family: physiology, structure, and mechanism.Microbiology and molecular biology reviews : MMBR · 2005
    Review
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  18. An approach to membrane protein structure without crystals.Proceedings of the National Academy of Sciences of the United States of America · 2002
    Article
  19. Article
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

7 authors at 1 institution in 1 country.

J A HeymannLaboratories of Biochemistry and Cell Biology, National Cancer Institute, National Institutes of Health, Bethesda, MD 20892, USA.
R Sarker
T Hirai
D Shi
J L Milne
P C Maloney
S Subramaniam
National Institutes of Health · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The major facilitator superfamily (MFS) represents the largest collection of evolutionarily related members within the class of membrane 'carrier' proteins. OxlT, a representative example of the MFS, is an oxalate-transporting membrane protein in Oxalobacter formigenes. From an electron crystallographic analysis of two-dimensional crystals of OxlT, we have determined the projection structure of this membrane transporter. The projection map at 6 A resolution indicates the presence of 12 transmembrane helices in each monomer of OxlT, with one set of six helices related to the other set by an approximate internal two-fold axis. The projection map reveals the existence of a central cavity, which we propose to be part of the pathway of oxalate transport. By combining information from the projection map with related biochemical data, we present probable models for the architectural arrangement of transmembrane helices in this protein superfamily.

Indexed as

Membrane Transport ProteinsAmino Acid SequenceBacterial ProteinsCarrier ProteinsMembrane ProteinsMolecular Sequence DataOxalobacter formigenesProtein Structure, SecondaryRecombinant Fusion ProteinsBacterial ProteinsCarrier ProteinsMembrane ProteinsMembrane Transport ProteinsOxlT protein, bacteriaRecombinant Fusion Proteins

Identifiers

PMID11500368
PMCPMC125264
OpenAlexW2084407234

What OpenQuestion holds

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Registered trials

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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.