Evidence map›Paper›PMID 17472384›Full record

ArticleJournal of the American Chemical Society2007

Phage display evolution of a peptide substrate for yeast biotin ligase and application to two-color quantum dot labeling of cell surface proteins.

Irwin Chen, Yoon-Aa Choi, Alice Y Ting

Open access · greenAbstract read
In one paragraph

Article in Journal of the American Chemical Society, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
8.5field-weighted citation impact, top 2% 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

23 citing papers in PubMed, 75 citations in OpenAlex.

  1. Article
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  4. Molecular Sensing with Host Systems for HyperpolarizedMolecules (Basel, Switzerland) · 2020
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  14. Nanoscale bacteriophage biosensors beyond phage display.International journal of nanomedicine · 2013
    Review
  15. 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

3 authors at 1 institution in 1 country.

Irwin ChenDepartment of Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.
Yoon-Aa Choi
Alice Y Ting
Massachusetts Institute of Technology · US

Funding

Specific protein labeling in cells with engineered BirAR01GM072670 · NIGMS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI TING, ALICE Y · 2005 to 2013
$2.7M
NIGMS NIH HHS 1R01 GM 072670-01NIGMS NIH HHS R01 GM072670
6 · The paper itself

Abstract

Site-specific protein labeling with Escherichia coli biotin ligase (BirA) has been used to introduce fluorophores, quantum dots (QDs), and photocross-linkers onto recombinant proteins fused to a 15-amino acid acceptor peptide (AP) substrate for BirA and expressed on the surface of living mammalian cells. Here, we used phage display to engineer a new and orthogonal biotin ligase-AP pair for site-specific protein labeling. Yeast biotin ligase (yBL) does not recognize the AP, but we discovered a new 15-amino acid substrate for yBL called the yeast acceptor peptide (yAP), using two generations of phage display selection from 15-mer peptide libraries. The yAP is not recognized by BirA, and thus, we were able to specifically label AP and yAP fusion proteins coexpressed in the same cell with differently colored QDs. We fused the yAP to a variety of recombinant proteins and demonstrated biotinylation by yBL at the N-terminus, C-terminus, and within a flexible internal region. yBL is extremely sequence-specific, as endogenous proteins on the surface of yeast and HeLa cells are not biotinylated. This new methodology expands the scope of biotin ligase labeling to two-color imaging and yeast-based applications.

Indexed as

Peptide LibraryQuantum DotsAmino Acid MotifsBiotinCell SurvivalColorKineticsLigasesMembrane ProteinsModels, BiologicalMolecular Sequence DataSaccharomyces cerevisiaeSubstrate SpecificityBiotinLigasesMembrane ProteinsPeptide Library

Identifiers

PMID17472384
PMCPMC2629800
OpenAlexW2001390739

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.