What can Ribo-Seq, immunopeptidomics, and proteomics tell us about the noncanonical proteome?

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

Small proteins in bacteria–big challenges in prediction and identification

S Fuchs, S Engelmann - Proteomics, 2023 - Wiley Online Library
Proteins with up to 100 amino acids have been largely overlooked due to the challenges
associated with predicting and identifying them using traditional methods. Recent advances …

Uncovering the small proteome of Methanosarcina mazei using Ribo-seq and peptidomics under different nitrogen conditions

MA Tufail, B Jordan, L Hadjeras, R Gelhausen… - Nature …, 2024 - nature.com
The mesophilic methanogenic archaeal model organism Methanosarcina mazei strain Gö1
is crucial for climate and environmental research due to its ability to produce methane. Here …

Exposing the small protein load of bacterial life

L Simoens, I Fijalkowski… - FEMS Microbiology …, 2023 - academic.oup.com
The ever-growing repertoire of genomic techniques continues to expand our understanding
of the true diversity and richness of prokaryotic genomes. Riboproteogenomics laid the …

Ribosome profiling reveals the fine-tuned response of Escherichia coli to mild and severe acid stress

K Schumacher, R Gelhausen, W Kion-Crosby… - Msystems, 2023 - journals.asm.org
The ability to respond to acidic environments is crucial for neutralophilic bacteria.
Escherichia coli has a well-characterized regulatory network that triggers a multitude of …

Unraveling the small proteome of the plant symbiont Sinorhizobium meliloti by ribosome profiling and proteogenomics

L Hadjeras, B Heiniger, S Maaß, R Scheuer… - …, 2023 - academic.oup.com
The soil-dwelling plant symbiont Sinorhizobium meliloti is a major model organism of
Alphaproteobacteria. Despite numerous detailed OMICS studies, information about small …

Revealing the small proteome of Haloferax volcanii by combining ribosome profiling and small-protein optimized mass spectrometry

L Hadjeras, J Bartel, LK Maier, S Maaß, V Vogel… - …, 2023 - academic.oup.com
In contrast to extensively studied prokaryotic 'small'transcriptomes (encompassing all small
noncoding RNAs), small proteomes (here defined as including proteins≤ 70 aa) are only …

Hidden in plain sight: challenges in proteomics detection of small ORF-encoded polypeptides

I Fijalkowski, P Willems, V Jonckheere, L Simoens… - …, 2022 - academic.oup.com
Genomic studies of bacteria have long pointed toward widespread prevalence of small open
reading frames (sORFs) encoding for short proteins,< 100 amino acids in length. Despite the …

The hidden bacterial microproteome

I Fesenko, H Sahakyan, R Dhyani, SA Shabalina… - Molecular Cell, 2025 - cell.com
Microproteins encoded by small open reading frames comprise the" dark matter" of
proteomes. Although microproteins have been detected in diverse organisms from all three …

[PDF][PDF] Small proteins in Gram-positive bacteria

S Brantl, I Ul Haq - FEMS Microbiology Reviews, 2023 - academic.oup.com
Small proteins comprising less than 100 amino acids have been often ignored in bacterial
genome annotations. About 10 years ago, focused efforts started to investigate whole …