Microproteins: overlooked regulators of physiology and disease

KR Hassel, O Brito-Estrada, CA Makarewich - Iscience, 2023 - cell.com
Ongoing efforts to generate a complete and accurate annotation of the genome have
revealed a significant blind spot for small proteins (< 100 amino acids) originating from short …

Chemical labeling and proteomics for characterization of unannotated small and alternative open reading frame-encoded polypeptides

Y Chen, X Cao, KH Loh… - Biochemical Society …, 2023 - portlandpress.com
Thousands of unannotated small and alternative open reading frames (smORFs and alt-
ORFs, respectively) have recently been revealed in mammalian genomes. While hundreds …

What can ribo-seq, immunopeptidomics, and proteomics tell us about the noncanonical proteome?

JR Prensner, JG Abelin, LW Kok, KR Clauser… - Molecular & Cellular …, 2023 - ASBMB
Abstract Ribosome profiling (Ribo-Seq) has proven transformative for our understanding of
the human genome and proteome by illuminating thousands of noncanonical sites of …

Proximity-labeling chemoproteomics defines the subcellular cysteinome and inflammation-responsive mitochondrial redoxome

T Yan, AR Julio, M Villanueva, AE Jones, AB Ball… - Cell Chemical …, 2023 - cell.com
Proteinaceous cysteines function as essential sensors of cellular redox state. Consequently,
defining the cysteine redoxome is a key challenge for functional proteomic studies. While …

Translation of non-canonical open reading frames as a cancer cell survival mechanism in childhood medulloblastoma

DA Hofman, J Ruiz-Orera, I Yannuzzi, R Murugesan… - Molecular Cell, 2024 - cell.com
A hallmark of high-risk childhood medulloblastoma is the dysregulation of RNA translation.
Currently, it is unknown whether medulloblastoma dysregulates the translation of putatively …

Unannotated microprotein EMBOW regulates the interactome and chromatin and mitotic functions of WDR5

Y Chen, H Su, J Zhao, Z Na, K Jiang, A Bacchiocchi… - Cell reports, 2023 - cell.com
The conserved WD40-repeat protein WDR5 interacts with multiple proteins both inside and
outside the nucleus. However, it is currently unclear whether and how the distribution of …

Shining a light on the dark proteome: Non‐canonical open reading frames and their encoded miniproteins as a new frontier in cancer biology

Z Posner, I Yannuzzi, JR Prensner - Protein Science, 2023 - Wiley Online Library
In the decades following the discovery that genes encode proteins, scientists have tried to
exhaustively and comprehensively characterize the human genome. Recent advances in …

Microproteins—Discovery, structure, and function

JJ Mohsen, AA Martel, SA Slavoff - Proteomics, 2023 - Wiley Online Library
Advances in proteogenomic technologies have revealed hundreds to thousands of
translated small open reading frames (sORFs) that encode microproteins in genomes across …

[HTML][HTML] No country for old methods: New tools for studying microproteins

F Valdivia-Francia, A Sendoel - Iscience, 2024 - ncbi.nlm.nih.gov
Microproteins encoded by small open reading frames (sORFs) have emerged as a
fascinating frontier in genomics. Traditionally overlooked due to their small size, recent …

Ribosomal frameshifting at normal codon repeats recodes functional chimeric proteins in human

G Ren, X Gu, L Zhang, S Gong, S Song… - Nucleic Acids …, 2024 - academic.oup.com
Ribosomal frameshifting refers to the process that ribosomes slip into+ 1 or− 1 reading
frame, thus produce chimeric trans-frame proteins. In viruses and bacteria, programmed …