Evidence map›Paper›PMID 34596846›Full record

ArticleMethods in molecular biology (Clifton, N.J.)2022

Scalable and Efficient In Planta Biosynthesis of Sunflower Trypsin Inhibitor-1 (SFTI) Peptide Therapeutics.

Thomas N G Handley, Mark A Jackson, David J Craik

Abstract read
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In one paragraph

Article in Methods in molecular biology (Clifton, N.J.), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

2 citing papers in PubMed, 4 citations in OpenAlex.

  1. Article
  2. 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

3 authors at 2 institutions in 1 country.

Thomas N G HandleyInstitute for Molecular Bioscience, Australian Research Council Centre of Excellence for Innovations in Peptide and Protein Science, The University of Queensland, Brisbane, QLD, Australia.
Mark A JacksonInstitute for Molecular Bioscience, Australian Research Council Centre of Excellence for Innovations in Peptide and Protein Science, The University of Queensland, Brisbane, QLD, Australia.
David J CraikInstitute for Molecular Bioscience, Australian Research Council Centre of Excellence for Innovations in Peptide and Protein Science, The University of Queensland, Brisbane, QLD, Australia. D.craik@imb.uq.edu.au.
ARC Centre of Excellence for Innovations in Peptide and Protein Science · AUAustralian Research Council · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sunflower trypsin inhibitor-1 (SFTI-1) is a 14 amino acid cyclic peptide which has been effectively employed as a scaffold for engineering a range of peptide therapeutic candidates. Typically, synthesis of SFTI-1-based therapeutics is performed via solid-phase peptide synthesis and native chemical ligation, with significant financial and environmental costs associated. In planta synthesis of SFTI-1 based therapeutics serves as a greener approach for environmentally sustainable production. Here, we detail the methods for the transient expression, production, and purification of SFTI-1-based therapeutic peptides in Nicotiana benthamiana using a scalable and high-throughput approach. We demonstrate that a prerequisite for this is the co-expression of specialized asparaginyl endopeptidases (AEPs) that perform the backbone cyclization of SFTI-1. In our founding study, we were able to achieve in planta yields of a plasmin inhibitor SFTI-1 peptide at yields of ~60 μg/g of dried plant material.

Indexed as

CyclizationNicotianaPeptidesPeptides, CyclicTrypsinTrypsin InhibitorsPeptidesPeptides, CyclicSFTI-1 peptide, sunflowerTrypsinTrypsin InhibitorsAsparaginyl endopeptidaseCyclotideNicotiana benthamianaPeptidePlant molecular farmingPlasmin inhibitorTransient expression

Identifiers

PMID34596846
OpenAlexW3202877900

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.