Evidence map›Paper›PMID 19765680›Full record

ReviewBiochimica et biophysica acta2010

Proton transport in carbonic anhydrase: Insights from molecular simulation.

C Mark Maupin, Gregory A Voth

Abstract readReview
In one paragraph

Review in Biochimica et biophysica acta, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
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

8 citing papers in PubMed.

  1. Article
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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

2 authors.

C Mark MaupinCenter for Biophysical Modeling and Simulation and Department of Chemistry, University of Utah, Salt Lake City, UT 84112-0850, USA.
Gregory A Voth

Funding

SIMULATIONS OF PROTON TRANSLOCATION IN BIOMOLECULESR01GM053148 · NIGMS · UNIVERSITY OF UTAH · PI VOTH, GREGORY A. · 1996 to 2021
$5.3M
NIGMS NIH HHS R01 GM053148NIGMS NIH HHS R01-GM53148
6 · The paper itself

Abstract

This article reviews the insights gained from molecular simulations of human carbonic anhydrase II (HCA II) utilizing non-reactive and reactive force fields. The simulations with a reactive force field explore protein transfer and transport via Grotthuss shuttling, while the non-reactive simulations probe the larger conformational dynamics that underpin the various contributions to the rate-limiting proton transfer event. Specific attention is given to the orientational stability of the His64 group and the characteristics of the active site water cluster, in an effort to determine both of their impact on the maximal catalytic rate. The explicit proton transfer and transport events are described by the multistate empirical valence bond (MS-EVB) method, as are alternative pathways for the excess proton charge defect to enter/leave the active site. The simulation results are interpreted in light of experimental results on the wild-type enzyme and various site-specific mutations of HCA II in order to better elucidate the key factors that contribute to its exceptional efficiency.

Indexed as

Computer SimulationProtonsAnimalsCarbonic AnhydrasesHumansIon TransportCarbonic AnhydrasesProtons

Identifiers

PMID19765680
PMCPMC2818142

What OpenQuestion holds

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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.