Evidence map›Paper›PMID 28384393›Full record

ArticleChemistry (Weinheim an der Bergstrasse, Germany)2017

d-Cysteine Ligands Control Metal Geometries within De Novo Designed Three-Stranded Coiled Coils.

Leela Ruckthong, Anna F A Peacock, Cherilyn E Pascoe, Lars Hemmingsen, Jeanne A Stuckey, Vincent L Pecoraro

Abstract read
In one paragraph

Article in Chemistry (Weinheim an der Bergstrasse, Germany), 2017. 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. Review
  2. Catalysis and Electron Transfer inChemical reviews · 2022
    Review
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Incorporation of second coordination sphere D-amino acids alters Cd(II) geometries in designed thiolate-rich proteins.Journal of biological inorganic chemistry : JBIC : a publication of the Society of Biological Inorganic Chemistry · 2018
    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

6 authors.

Leela RuckthongDepartment of Chemistry, University of Michigan, Ann Arbor, Michigan, 48109, USA.
Anna F A PeacockDepartment of Chemistry, University of Michigan, Ann Arbor, Michigan, 48109, USA.
Cherilyn E PascoeDepartment of Chemistry, University of Michigan, Ann Arbor, Michigan, 48109, USA.
Lars HemmingsenDepartment of Chemistry, University of Copenhagen, Universitetsparken 5, 2100, København Ø, Denmark.
Jeanne A StuckeyLife Sciences Institute, University of Michigan, Ann Arbor, Michigan, 48109, USA.
Vincent L PecoraroDepartment of Chemistry, University of Michigan, Ann Arbor, Michigan, 48109, USA.

Funding

Toxic Metal Complexation By de Novo Designed PeptidesR01ES012236 · NIEHS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI PECORARO, VINCENT L · 2003 to 2018
$4.4M
NIEHS NIH HHS R01 ES012236
6 · The paper itself

Abstract

Although metal ion binding to naturally occurring l-amino acid proteins is well documented, understanding the impact of the opposite chirality (d-)amino acids on the structure and stereochemistry of metals is in its infancy. We examine the effect of a d-configuration cysteine within a designed l-amino acid three-stranded coiled coil in order to enforce a precise coordination number on a metal center. The d chirality does not alter the native fold, but the side-chain re-orientation modifies the sterics of the metal binding pocket. l-Cys side chains within the coiled-coil structure have previously been shown to rotate substantially from their preferred positions in the apo structure to create a binding site for a tetra-coordinate metal ion. However, here we show by X-ray crystallography that d-Cys side chains are preorganized within a suitable geometry to bind such a ligand. This is confirmed by comparison of the structure of Zn

Indexed as

cadmiumd-amino acidsprotein designX-ray crystallographyzinc

Identifiers

PMID28384393
PMCPMC5518473

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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.