Exosite binding in thrombin: a global structural/dynamic overview of complexes with aptamers and other ligands

R Troisi, N Balasco, I Autiero, L Vitagliano… - International Journal of …, 2021 - mdpi.com
Thrombin is the key enzyme of the entire hemostatic process since it is able to exert both
procoagulant and anticoagulant functions; therefore, it represents an attractive target for the …

[HTML][HTML] Structural Insights into Protein–Aptamer Recognitions Emerged from Experimental and Computational Studies

R Troisi, N Balasco, I Autiero, L Vitagliano… - International Journal of …, 2023 - mdpi.com
Aptamers are synthetic nucleic acids that are developed to target with high affinity and
specificity chemical entities ranging from single ions to macromolecules and present a wide …

Different DOACs control inflammation in cardiac ischemia-reperfusion differently

I Gadi, S Fatima, A Elwakiel, S Nazir… - Circulation …, 2021 - Am Heart Assoc
Rationale: While thrombin is the key protease in thrombus formation, other coagulation
proteases, such as fXa (factor Xa) or aPC (activated protein C), independently modulate …

Structural and functional analysis of the simultaneous binding of two duplex/quadruplex aptamers to human α-thrombin

R Troisi, N Balasco, A Santamaria, L Vitagliano… - International Journal of …, 2021 - Elsevier
The long-range communication between the two exosites of human α-thrombin (thrombin)
tightly modulates the protein-effector interactions. Duplex/quadruplex aptamers represent an …

Screening of the promising direct thrombin inhibitors from haematophagous organisms. Part I: recombinant analogues and their antithrombotic activity in vitro

MA Kostromina, EA Tukhovskaya, ER Shaykhutdinova… - Biomedicines, 2021 - mdpi.com
The success in treatment of venous thromboembolism and acute coronary syndromes using
direct thrombin inhibitors has stimulated research aimed at finding a new anticoagulant from …

Molecular dynamics simulations of human α-thrombin in different structural contexts: evidence for an aptamer-guided cooperation between the two exosites

R Troisi, N Balasco, L Vitagliano… - Journal of Biomolecular …, 2021 - Taylor & Francis
Human α-thrombin (thrombin) is a multifunctional enzyme that plays a pivotal role in the
coagulation pathway. Thrombin activity can be effectively modulated by G-quadruplex …

Gene Analysis, Cloning, and Heterologous Expression of Protease from a Micromycete Aspergillus ochraceus Capable of Activating Protein C of Blood Plasma

SK Komarevtsev, PV Evseev, MM Shneider… - Microorganisms, 2021 - mdpi.com
Micromycetes are known to secrete numerous enzymes of biotechnological and medical
potential. Fibrinolytic protease-activator of protein C (PAPC) of blood plasma from …

A specific fluorescence resonance energy quenching–based biosensor for measuring thrombin activity in whole blood

Y Dai, CA Kretz, PY Kim, PL Gross - Journal of Thrombosis and …, 2024 - Elsevier
Background At sites of vessel injury, thrombin acts as the central mediator of coagulation by
catalyzing fibrin clot formation and platelet activation. Thrombin generation is most …

From haemadin to haemanorm: Synthesis and characterization of full‐length haemadin from the leech Haemadipsa sylvestris and of a novel bivalent, highly potent …

L Acquasaliente, A Pierangelini, A Pagotto… - Protein …, 2023 - Wiley Online Library
Hirudin from Hirudo medicinalis is a bivalent α‐Thrombin (αT) inhibitor, targeting the enzyme
active site and exosite‐I, and is currently used in anticoagulant therapy along with its …

[HTML][HTML] Allosteric modulation of exosite 1 attenuates polyphosphate-catalyzed activation of factor XI by thrombin

R Yin, V Patel, RA Malik, JC Fredenburgh… - Journal of Thrombosis and …, 2023 - Elsevier
Background Polyphosphate (polyP) promotes feedback activation of factor (F) XI by thrombin
by serving as a template. The contribution of thrombin's exosites to these interactions is …