Evidence map›Paper›PMID 19801545›Full record

ArticleThe Journal of biological chemistry2009

A human germ line antibody light chain with hydrolytic properties associated with multimerization status.

Vikram Sharma, William Heriot, Kirk Trisler, Vaughn Smider

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.8field-weighted citation impact, top 15% 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

11 citing papers in PubMed, 22 citations in OpenAlex.

  1. Trial
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  10. Constant domain-regulated antibody catalysis.The Journal of biological chemistry · 2012
    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

4 authors at 1 institution in 1 country.

Vikram SharmaIntegrigen, Incorporated, Novato, California 94949, USA.
William Heriot
Kirk Trisler
Vaughn Smider
Marin Community Foundation · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Antibodies with nucleophilic or catalytic properties often have these characteristics encoded in their germ line genes. Because hydrolytic activity has been reported to be associated with light chain V regions, we have begun an analysis of germ line light chain proteins that could be the basis for affinity maturation into hydrolytic or other reactive antibodies. We produced the germ line A18b light chain and characterized its hydrolytic, nucleophilic, and tertiary structural activities. This light chain was purified to >99% purity and found to hydrolyze aminomethylcoumarin-peptide and larger protein substrates and bind a fluorophosphonate probe. Mutation of putative catalytic residues only resulted in loss of activity of a tetrameric but not dimeric form of the light chain. These biochemical properties provide a framework for understanding the structure-function relationships of germ line antibodies.

Indexed as

AntibodiesAntibodies, CatalyticAntibody AffinityAntibody SpecificityBlotting, WesternCatalytic DomainChromatography, High Pressure LiquidChromatography, Ion ExchangeElectrophoresis, Polyacrylamide GelGerm CellsHumansHydrolysisImmunoglobulin Light ChainsModels, MolecularMutationProtein BindingAntibodiesAntibodies, CatalyticImmunoglobulin Light ChainsRecombinant ProteinsTumor Necrosis Factor-alpha

Identifiers

PMID19801545
PMCPMC2785149
OpenAlexW2155397780

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.