ProAlanase is an effective alternative to trypsin for proteomics applications and disulfide bond mapping

D Samodova, CM Hosfield, CN Cramer, MV Giuli… - … & Cellular Proteomics, 2020 - ASBMB
… and disulfide bond mapping in mAb. The results demonstrate that ProAlanase is highly suitable
for proteomics … is efficient in disulfide bond mapping, showing high coverage of disulfide-…

Top-down mass spectrometry and assigning internal fragments for determining disulfide bond positions in proteins

B Wei, MA Zenaidee, C Lantz, BJ Williams, S Totten… - Analyst, 2023 - pubs.rsc.org
Disulfide bonds in proteins have a substantial impact on protein structure, stability, and biological
activity. Localizing disulfide bonds is … for disulfide-intact proteins, can access disulfide

Revisiting the formation of a native disulfide bond: consequences for protein regeneration and beyond

M Narayan - Molecules, 2020 - mdpi.com
… detailed map of the folding pathway and the folding kinetics can be constructed (Scheme
2). … -containing proteins constitute approximately 15% of the human proteome [113,114]. …

Probing the Architecture of Multisubunit Protein Complexes with In-line Disulfide Reduction and Native MS Analysis

DG Ivanov, K Cheung, IA Kaltashov - Analytical Chemistry, 2024 - ACS Publications
… dissociation of the disulfide bonds, their application to mapping the noncovalent interactions
… -containing proteins account for about a third of the human proteome, (28) and their fraction …

Understanding unfolding and refolding of the antibody fragments (Fab). II. Mapping intra and inter-chain disulfide bonds using mass spectrometry

N Nainwal, T Chirmade, K Gani, S Rana… - Biochemical …, 2022 - Elsevier
… This investigation is focused on mapping the intra, and inter-chain disulfide bonds in the in …
two intra-chain disulfide bonds on each subunit and a single inter-chain disulfide linkage. rHu …

Streamlining the characterization of disulfide bond shuffling and protein degradation in IgG1 biopharmaceuticals under native and stressed conditions

J Coghlan, A Benet, P Kumaran, M Ford… - … in Bioengineering and …, 2022 - frontiersin.org
disulfide bonds, we reported the disulfide bond data as the XIC sum contribution of all shuffled
disulfide bonds … of all (shuffled and expected) detected disulfide bonds. For the trisulfide …

Automated annotation and visualisation of high-resolution spatial proteomic mass spectrometry imaging data using HIT-MAP

G Guo, M Papanicolaou, NJ Demarais, Z Wang… - Nature …, 2021 - nature.com
… Further interrogation revealed the presence of two cysteine amino acids within Somatostatin-28,
and we hypothesise that a possible disulphide bond was causing a subtle mass shift …

The Non-native Disulfide-Bond-Containing Landscape Orthogonal to the Oxidative Protein-Folding Trajectory: A Necessary Evil?

M Narayan - The Journal of Physical Chemistry B, 2022 - ACS Publications
native disulfide bonds; ie, only native disulfide bonds provoke folding to form native-like/native
Analytical limitations have prevented mapping the distribution of disulfide bonds in the 3S …

[HTML][HTML] Proteome-wide structural analysis identifies warhead-and coverage-specific biases in cysteine-focused chemoproteomics

MEH White, J Gil, EW Tate - Cell Chemical Biology, 2023 - cell.com
… not been fully explored at the whole-proteome level. We combined AlphaFold2-predicted
side-chain accessibilities for >95% of the human proteome with a meta-analysis of eighteen …

A novel proteomic approach for the identification and relative quantification of disulfide-bridges in the human milk proteome

MN Thesbjerg, UK Sundekilde, NA Poulsen… - … of Proteomics, 2024 - Elsevier
… the disulfide bridges present in the human milk proteome by a … relative quantification of the
disulfide bridges. Human milk from six … Mapping of disulfide bridges onto the protein structures …