New insights into the allosteric effects of CO2 and bicarbonate on crocodilian hemoglobin

NM Bautista, H Malte, C Natarajan… - Journal of …, 2021 - journals.biologists.com
… CO 2 reacts with water to form bicarbonate ions and protons, … ions or organic phosphates
to separate the allosteric effects of … We provide a detailed functional analysis on the allosteric

Histidine Protonation States Regulate the State Transition from R State Hemoglobin

H Yotsuya, M Tanaka, Y Kitamura… - The Journal of Physical …, 2024 - ACS Publications
… Traditionally, the allosteric mechanism has been explained … initial ion positions in each
condition, we carried out an ion … 2 -liganded state changes, water effects) are required for this …

Cefmetazole sodium as an allosteric effector that regulates the oxygen supply efficiency of adult hemoglobin

P Shu, G You, W Li, Y Chen, Z Chu, D Qin… - Journal of …, 2023 - Taylor & Francis
… oxygen affinity and prevent the polymerization of HbS. In 2019… effects on normal hemoglobin.
Thus, the further research of … to relax the hydrogens, water molecules, and salt ions. Then, …

Molecular dynamics of hemoglobin reveals structural alterations and explains the interactions driving sickle cell fibrillation

D Maity, D Pal - The Journal of Physical Chemistry B, 2021 - ACS Publications
… dodecahedral box solvated with water. Randomly chosen … the intense effect of oxygenation
on sickle hemoglobin fibrils. … and polymerization of recombinant hemoglobin report that …

Sickle cell hemoglobin

AK Mandal, A Mitra, R Das - … Proteins, Lipoproteins and other Body Fluid …, 2020 - Springer
… level interactions in the HbS polymer that provides its stability, … (2,3-DPG), an allosteric
regulator. p 50 of HbA in presence of … caused by the loss of K + , Cl − ions and water. Two major …

Molecular interaction of functionalized nanoplastics with human hemoglobin

D Rajendran, N Chandrasekaran - Journal of Fluorescence, 2023 - Springer
… Since milli-Q water is confirmed to contain extremely low … In this experiment, no additional
ions or surfactants were added to … Thus, NPs have no effect on environmental changes around …

Control of oxygen affinity in mammalian hemoglobins: implications for a system biology description of the respiratory properties of the red blood cell

A Bellelli, M Brunori - Current Protein and Peptide Science, 2020 - ingentaconnect.com
hemoglobins or hemolysates, in the presence of allosteric … the average degree of
polymerization of the macromolecule in … for mammalian hemoglobins are: hydrogen ions, chloride …

A study of the molecular interactions of hemoglobin with diverse classes of therapeutic agents

C Zagrean-Tuza, I Igescu, A Lupan… - Inorganica Chimica …, 2024 - Elsevier
… various mechanisms that include allosteric effects, coordination … with 50 % polymerized bovine
hemoglobin; methemoglobin … cells change their shape and ion channels in the membrane …

[图书][B] Measurement of Kinetics of Sickle Hemoglobin Polymerization Using Absorbance: Implications for Therapy

EH Worth - 2023 - search.proquest.com
… inhibitive effects to polymerization in … allosteric nature of hemoglobin was developed by
Monod, Wyman and Changeux (MWC).The MWC model proposes that the subunits of allosteric

Synergistic allostery in multiligand-protein interactions

A Ghode, LZF Gross, WV Tee, E Guarnera… - Biophysical journal, 2020 - cell.com
… Characterizing allostery in multiliganded systems (combinatorial allostery) represents a …
to fully describe allosteric effects in multiply-liganded states. Here, we describe combinatorial …