Evidence map›Paper›PMID 16946706›Full record

ArticleThe EMBO journal2006

High-resolution cryo-EM maps show the nucleotide binding pocket of KIF1A in open and closed conformations.

Masahide Kikkawa, Nobutaka Hirokawa

Abstract read
In one paragraph

Article in The EMBO journal, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed, 1 pooled it
–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

66 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  7. Review
  8. TUBB3 and KIF21A in neurodevelopment and disease.Frontiers in neuroscience · 2023
    Review
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6 more citing papers are in PubMed but not listed here.

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.

Masahide KikkawaDepartment of Cell Biology, Southwestern Medical Center, University of Texas, Dallas, TX, USA.
Nobutaka Hirokawa

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Kinesin is an ATP-driven microtubule (MT)-based motor fundamental to organelle transport. Although a number of kinesin crystal structures have been solved, the structural evidence for coupling between the bound nucleotide and the conformation of kinesin is elusive. In addition, the structural basis of the MT-induced ATPase activity of kinesin is not clear because of the absence of the MT in the structure. Here, we report cryo-electron microscopy structures of the monomeric kinesin KIF1A-MT complex in two nucleotide states at about 10 A resolution, sufficient to reveal the secondary structure. These high-resolution maps visualized clear structural changes that suggest a mechanical pathway from the nucleotide to the neck linker via the motor core rotation. In addition, new nucleotide binding pocket conformations are observed that are different from X-ray crystallographic structures; it is closed in the 5'-adenylyl-imidodiphosphate state, but open in the ADP state. These results suggest a structural model of biased diffusion movement of monomeric kinesin motor.

Indexed as

Binding SitesCryoelectron MicroscopyCrystallography, X-RayHumansIn Vitro TechniquesKinesinsMacromolecular SubstancesMicrotubulesModels, BiologicalModels, MolecularMolecular Motor ProteinsNerve Tissue ProteinsNucleotidesProtein ConformationProtein Structure, SecondaryStatic ElectricityKIF1A protein, humanKinesinsMacromolecular SubstancesMolecular Motor ProteinsNerve Tissue ProteinsNucleotidesTubulin

Identifiers

PMID16946706
PMCPMC1570440

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.