Evidence map›Paper›PMID 31907373›Full record

ArticleNature chemical biology2020

Chain alignment of collagen I deciphered using computationally designed heterotrimers.

Abhishek A Jalan, Douglas Sammon, Jeffrey D Hartgerink, Paul Brear, Katherine Stott, Samir W Hamaia, Emma J Hunter, Douglas R Walker, Birgit Leitinger, Richard W Farndale

Open access · greenAbstract read
In one paragraph

Article in Nature chemical biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
3.2field-weighted citation impact, top 8% 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

22 citing papers in PubMed, 43 citations in OpenAlex.

  1. Article
  2. Review
  3. Around the collagen triple helix: an introduction to studying associated genetic and acquired diseases.Matrix biology : journal of the International Society for Matrix Biology · 2025
    Review
  4. Article
  5. Article
  6. Deciphering the folding code of collagens.Nature communications · 2025
    Article
  7. Extracellular Matrix ModulationCurrent medicinal chemistry · 2025
    Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Hollow Octadecameric Self-Assembly of Collagen-like Peptides.Journal of the American Chemical Society · 2023
    Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Collagen's enigmatic, highly conservedProceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  20. 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

10 authors at 3 institutions in 3 countries.

Abhishek A JalanDepartment of Biochemistry, University of Cambridge, Cambridge, UK. jalan@cantab.net.ORCID http://orcid.org/0000-0003-1498-5077
Douglas SammonNational Heart and Lung Institute, Imperial College London, London, UK.ORCID http://orcid.org/0000-0002-5014-1165
Jeffrey D HartgerinkDepartment of Chemistry and Bioengineering, Rice University, Houston, TX, USA.ORCID http://orcid.org/0000-0002-3186-5395
Paul BrearDepartment of Biochemistry, University of Cambridge, Cambridge, UK.ORCID http://orcid.org/0000-0002-4045-0474
Katherine StottDepartment of Biochemistry, University of Cambridge, Cambridge, UK.ORCID http://orcid.org/0000-0002-4014-1188
Samir W HamaiaDepartment of Biochemistry, University of Cambridge, Cambridge, UK.
Emma J HunterDepartment of Biochemistry, University of Cambridge, Cambridge, UK.
Douglas R WalkerDepartment of Chemistry and Bioengineering, Rice University, Houston, TX, USA.ORCID http://orcid.org/0000-0002-9323-3158
Birgit LeitingerNational Heart and Lung Institute, Imperial College London, London, UK.ORCID http://orcid.org/0000-0003-2426-1179
Richard W FarndaleDepartment of Biochemistry, University of Cambridge, Cambridge, UK.
University of Cambridge · GBImperial College London · GBRice University · US

Funding

British Heart Foundation FS/15/20/31335British Heart Foundation RG/15/4/31268
6 · The paper itself

Abstract

The most abundant member of the collagen protein family, collagen I (also known as type I collagen; COL1), is composed of one unique (chain B) and two similar (chain A) polypeptides that self-assemble with one amino acid offset into a heterotrimeric triple helix. Given the offset, chain B can occupy either the leading (BAA), middle (ABA) or trailing (AAB) position of the triple helix, yielding three isomeric biomacromolecules with different protein recognition properties. Despite five decades of intensive research, there is no consensus on the position of chain B in COL1. Here, three triple-helical heterotrimers that each contain a putative von Willebrand factor (VWF) and discoidin domain receptor (DDR) recognition sequence from COL1 were designed with chain B permutated in all three positions. AAB demonstrated a strong preference for both VWF and DDR, and also induced higher levels of cellular DDR phosphorylation. Thus, we resolve this long-standing mystery and show that COL1 adopts an AAB register.

Indexed as

Amino AcidsAmino Acid SequenceCollagenCollagen Type IComputational BiologyHumansModels, MolecularPeptidesProtein ConformationAmino AcidsCollagenCollagen Type IPeptides

Identifiers

PMID31907373
PMCPMC7100791
OpenAlexW2997399728

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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.