Author

A. Kjaer

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Microbiology· 4 Biochemistry· 1 Cell Biology· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 4 Organism:bacteria (other)· 3 Research Focus:cell type annotation· 3 Assay:imaging· 3 Assay:cryo-EM· 2 Approach:microscopy & imaging analysis· 2 Approach:biophysical modeling· 1 Research Focus:cell signaling & trafficking· 1

Frequent Co-Authors

G. J. Jensen· 4 shared P. Subramanian· 3 shared A. Briegel· 2 shared C. M. Oikonomou· 2 shared S. Chen· 2 shared Y.-W. Chang· 2 shared A. A. Amarilla· 1 shared A. A. Khromykh· 1 shared

Activity by Year

2017-2022 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 25 mutual co-author links

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4 shared papersMicrobiology

G. J. Jensen

Mutual co-authors in cluster

Author profile →

6 papers

Recent·Most cited

An alpaca-derived nanobody neutralizes the SARS-CoV-2 omicron variant

N. Modhiran, S. M. Lauer, A. A. Amarilla, P. Hewins, S. I. L. van den Broek, Y. S. Low, N. Thakur, B. Liang, G. V. Nieto, J. Jung, D. Paramitha, A. Isaacs, J. de Sng, D. Song, J. Jorgensen, , D. Watterson

This paper identifies a nanobody that effectively neutralizes the SARS-CoV-2 Omicron variants BA.1 and BA.2, showing high affinity and pre-clinical promise.

bioRxiv · Dec 27, 2022 · PreprintMicrobiology

In situ structure and organisation of the type IX secretion system

D. G. Gorasia, G. Chreifi, C. A. Seers, C. A. Butler, J. E. Heath, M. D. Glew, M. J. McBride, P. Subramanian, A. Kjaer, G. J. Jensen, P. D. Veith, E. C. Reynolds

The paper uses cryo-electron tomography and proteomics to study the structure and organisation of the type IX secretion system in Bacteroidetes, identifying new interactions and proposing a model for substrate secretion.

Microbiology Spectrum · Feb 23, 2022Peer-reviewedMicrobiology

Structure of a proton-powered molecular motor that drives protein transport and gliding motility

R. Hennell-James, J. Deme, A. Kjaer, F. Alcock, A. Silale, F. Lauber, B. Berks, S. M. Lea

This study determines the structure of a proton-driven motor in Bacteroidetes bacteria and identifies key residues involved in its function.

bioRxiv · May 11, 2020 · PreprintBiochemistry

Repurposing a macromolecular machine: Architecture and evolution of the F7 chemosensory system

D. R. Ortega, P. Subramanian, P. Mann, A. Kjaer, S. Chen, K. J. Watts, S. Pirbadian, D. A. Collins, R. Kooger, M. G. Kalyuzhnaya, S. Ringgaard, A. Briegel, G. J. Jensen

The paper traces the evolutionary origin of the F7 chemosensory system in E. coli by analyzing ancestral forms in related bacteria and identifying structural and functional changes.

Nature Communications · Apr 27, 2020Peer-reviewedMicrobiology

Uncharacterized bacterial structures revealed by electron cryotomography

M. J. Dobro, C. M. Oikonomou, A. Piper, J. Cohen, K. Guo, T. Jensen, J. Tadayon, J. Donermeyer, Y. Park, B. A. Solis, A. Kjaer, A. I. Jewett, A. W. McDowall, S. Chen, Y.-W. Chang, , G. J. Jensen

The paper presents uncharacterized bacterial structures observed via electron cryotomography to encourage their identification and study.

bioRxiv · Feb 13, 2017Microbiology

Structure of the archaellar motor and associated cytoplasmic cone in Thermococcus kodakaraensis

A. Briegel, C. M. Oikonomou, Y.-W. Chang, A. Kjaer, A. N. Huang, K. W. Kim, D. Ghosal, R. P. Gunsalus, G. J. Jensen

This study uses electron cryotomography to visualize the archaellar motor and cytoplasmic cone in Thermococcus kodakaraensis, revealing structural differences from bacterial type IV pilus.

bioRxiv · Feb 13, 2017Cell Biology