Evidence map›Paper›PMID 24855999›Full record

ArticleJournal of chemical information and modeling2014

A possible mechanism for redox control of human neuroglobin activity.

Alexander N Morozov, James P Roach, Margarita Kotzer, David C Chatfield

Abstract read
In one paragraph

Article in Journal of chemical information and modeling, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.2field-weighted citation impact, top 24% 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

5 citing papers in PubMed, 16 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 1 institution in 1 country.

Alexander N MorozovDepartment of Chemistry and Biochemistry, Florida International University , Miami, Florida 33199, United States.
James P Roach
Margarita Kotzer
David C Chatfield
Florida International University · US

Funding

Chloroperoxidase Catalytic MechanismsSC3GM083723 · NIGMS · FLORIDA INTERNATIONAL UNIVERSITY · PI CHATFIELD, DAVID C · 2008 to 2011
$409k
NIGMS NIH HHS SC3 GM083723NIGMS NIH HHS SC3GM083723
6 · The paper itself

Abstract

Neuroglobin (Ngb) promotes neuron survival under hypoxic/ischemic conditions. In vivo and in vitro assays provide evidence for redox-regulated functioning of Ngb. On the basis of X-ray crystal structures and our MD simulations, a mechanism for redox control of human Ngb (hNgb) activity via the influence of the CD loop on the active site is proposed. We provide evidence that the CD loop undergoes a strand-to-helix transition when the external environment becomes sufficiently oxidizing, and that this CD loop conformational transition causes critical restructuring of the active site. We postulate that the strand-to-helix mechanics of the CD loop allows hNgb to utilize the lability of Cys46/Cys55 disulfide bonding and of the Tyr44/His64/heme propionate interaction network for redox-controlled functioning of hNgb.

Indexed as

DisulfidesGlobinsHumansMolecular Dynamics SimulationNerve Tissue ProteinsNeuroglobinOxidation-ReductionProtein Structure, SecondaryDisulfidesGlobinsNerve Tissue ProteinsNeuroglobin

Identifiers

PMID24855999
PMCPMC4114473
OpenAlexW1967012727

What OpenQuestion holds

Textmetadata
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.