ArticleScientific reports2020
The molecular insights into protein adsorption on hematite surface disclosed by in-situ ATR-FTIR/2D-COS study.
Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.
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Who cites it
17 citing papers in PubMed, 74 citations in OpenAlex.
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- Single-Molecule Conductance of Non-Redox Proteins: Mechanisms, Measurements, and Applications.Biomolecules · 2026Review
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- Amyloid-Like Self-Assembling of Black Soldier Fly Proteins and Development of Bioplastics.ACS sustainable chemistry & engineering · 2025Article
- Exploring the binding interaction of 1,4-naphthoquinone derivative-human serum albumin complex by biophysics and molecular simulation.Scientific reports · 2025Article
- Catalytic peptide-based coacervates for enhanced function through structural organization and substrate specificity.Nature communications · 2024Article
- 4-Methyl-2,4-bis(4-hydroxyphenyl)pent-1-ene (MBP) exposure induces hepatotoxicity and nephrotoxicity - role of oxidative stress, mitochondrial dysfunction and pathways of cytotoxicity.Toxicology research · 2024Article
- Biopolymeric Insulin Membranes for Antimicrobial, Antioxidant, and Wound Healing Applications.Pharmaceutics · 2024Article
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- Study of Monoclonal Antibody Aggregation at the Air-Liquid Interface under Flow by ATR-FTIR Spectroscopic Imaging.Langmuir : the ACS journal of surfaces and colloids · 2024Article
- Carbon Fate, Iron Dissolution, and Molecular Characterization of Dissolved Organic Matter in Thawed Yedoma Permafrost under Varying Redox Conditions.Environmental science & technology · 2024Article
- Self-Assembly of a Novel Pentapeptide into Hydrogelated Dendritic Architecture: Synthesis, Properties, Molecular Docking and Prospective Applications.Gels (Basel, Switzerland) · 2024Article
- Interactions of SARS-CoV-2 and MERS-CoV fusion peptides measured using single-molecule force methods.Biophysical journal · 2023Article
- Tuning the thermodynamic, optical, and rheological properties of thermoresponsive polymer solutions via silica nanoparticle shape and concentration.Journal of colloid and interface science · 2023Article
- Effect of Secondary Structures on the Adsorption of Peptides onto Hydrophobic Solid Surfaces Revealed by SALDI-TOF and MD Simulations.ACS omega · 2022Article
- Adsorption and Conformation Behavior of Lysozyme on a Gold Surface Determined by QCM-D, MP-SPR, and FTIR.International journal of molecular sciences · 2021Article
Corrections and comments
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Authors and funding
3 authors at 3 institutions in 3 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Proteins are of ubiquitous interest in the Life Sciences but are of interest in the Geosciences as well because of the significant role these compounds play in the biogeochemical cycling of trace and nutrient elements. Structural changes resulting from the adsorption of proteins onto mineral surfaces may alter protein biological function and other environmental interactions. Iron oxides are major sinks of a range of environmental elements including organic compounds. In this study, the adsorption of the broadly studied model protein BSA onto the hematite mineral surface was characterized as a function of pH, ionic strength, and BSA concentration using in-situ Attenuated Total Reflection Fourier Transform Infrared (ATR-FTIR) spectroscopy. BSA lost the α-helix and gain β-sheets in the secondary structure during adsorption on hematite. BSA adsorption was maximum at pH 5, a value close to the BSA isoelectric point (~ pH 5), and lower at pH 4 and pH 7. Increasing ionic strength decreased to total BSA adsorption. Two-dimensional correlation spectroscopy analysis of the ATR-FTIR spectra revealed that higher initial BSA concentration and the consequent higher BSA surface loading enhanced BSA adsorption by protein-protein interaction, which less ordered structures changes into more compact forms decrease, hence compacting the structural arrangement and could promoting multilayers/aggregation formation on the mineral surface. The activity of enzymes following adsorption on mineral surfaces requires further study.
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