Evidence map›Paper›PMID 19380103›Full record

ArticleBlood cells, molecules & diseases

Chemical crosslinking studies with the mouse Kcc1 K-Cl cotransporter.

Sabina Casula, Alexander S Zolotarev, Alan K Stuart-Tilley, Sabine Wilhelm, Boris E Shmukler, Carlo Brugnara, Seth L Alper

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Article in Blood cells, molecules & diseases. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.8field-weighted citation impact, top 28% 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

9 citing papers in PubMed, 14 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

7 authors at 2 institutions in 1 country.

Sabina CasulaMolecular and Vascular Medicine, Beth Israel Deaconess Medical Center, USA.
Alexander S Zolotarev
Alan K Stuart-Tilley
Sabine Wilhelm
Boris E Shmukler
Carlo Brugnara
Seth L Alper
Beth Israel Deaconess Medical Center · USHarvard University · US

Funding

TREATMENT OF SICKLE CELL ANEMIAP60HL015157 · NHLBI · BOSTON MEDICAL CENTER · PI MCMAHON, LILLIAN E · 1985 to 2002
$5.4M
RBC Ion Transporters as Hemoglobinopathy Risk ModifiersR01HL077765 · NHLBI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI ALPER, SETH LEO · 2006 to 2009
$1.6M
Sickle Red Cell K+ Transporter Genetics in S. cerevisiaeR21DK061051 · NIDDK · BETH ISRAEL DEACONESS MEDICAL CENTER · PI ALPER, SETH LEO · 2001 to 2002
$340k
NHLBI NIH HHS HL15157NHLBI NIH HHS R01 HL077765NIDDK NIH HHS DK61051NIDDK NIH HHS R21 DK061051
6 · The paper itself

Abstract

Oligomerization, function, and regulation of unmodified mouse Kcc1 K-Cl cotransporter were studied by chemical crosslinking. Treatment of Xenopus oocytes and 293T cells expressing K-Cl cotransporter Kcc1 with several types of chemical cross-linkers shifted Kcc1 polypeptide to higher molecular weight forms. More extensive studies were performed with the amine-reactive disuccinyl suberate (DSS) and with the sulfhydryl-reactive bis-maleimidohexane (BMH). Kcc1 cross-linking was time-dependent in intact oocytes, and was independent of protein concentration in detergent lysates from oocytes or 293T cells. Kcc1 cross-linking by the cleavable cross-linker DTME was reversible. The N-terminal and C-terminal cytoplasmic tails of Kcc1 were not essential for Kcc1 crosslinking. PFO-PAGE and gel filtration revealed oligomeric states of uncrosslinked KCC1 corresponding in mobility to that of cross-linked protein. DSS and BMH each inhibited KCC1-mediated (86)Rb(+) uptake stimulated by hypotonicity or by N-ethylmaleimide (NEM) without reduction in nominal surface abundance of KCC1. These data add to evidence supporting the oligomeric state of KCC polypeptides.

Indexed as

AnimalsCell LineChromatography, GelCross-Linking ReagentsElectrophoresis, Polyacrylamide GelFemaleHumansIon TransportK Cl- CotransportersKidneyMiceMicroscopy, FluorescenceMolecular WeightOocytesProtein Structure, TertiaryRecombinant Fusion ProteinsCross-Linking ReagentsK Cl- CotransportersRecombinant Fusion ProteinsRNA, ComplementaryRubidium RadioisotopesSymporters

Identifiers

PMID19380103
PMCPMC2797447
OpenAlexW2070390359

What OpenQuestion holds

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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.