Melatonin High-Affinity Binding to Alpha-1-Acid Glycoprotein in Human Serum

Pharmacology ◽  
1997 ◽  
Vol 54 (5) ◽  
pp. 271-275 ◽  
Author(s):  
Didier Morin ◽  
Nicolas Simon ◽  
Petra Deprés-Brummer ◽  
Francis Lévi ◽  
Jean-Paul Tillement ◽  
...  
FEBS Journal ◽  
2011 ◽  
Vol 278 (21) ◽  
pp. 4100-4111 ◽  
Author(s):  
Ai Minomo ◽  
Yu Ishima ◽  
Ulrich Kragh-Hansen ◽  
Victor T. G. Chuang ◽  
Makiyo Uchida ◽  
...  

2017 ◽  
Vol 139 (21) ◽  
pp. 7355-7362 ◽  
Author(s):  
Aurélie Lacroix ◽  
Thomas G. W. Edwardson ◽  
Mark A. Hancock ◽  
Michael D. Dore ◽  
Hanadi F. Sleiman

1991 ◽  
Vol 273 (3) ◽  
pp. 641-644 ◽  
Author(s):  
U Kragh-Hansen

Binding of L-tryptophan, diazepam and octanoate to defatted human serum albumin was studied at pH 7.0 by equilibrium dialysis at low ligand/protein molar ratios. L-Tryptophan binding takes place at only one site of the protein with an association constant of 4.4 x 10(4) M-1. Under the present experimental conditions, binding of diazepam and octanoate could be accounted for by high-affinity binding alone with primary association constants of 3.8 x 10(5) M-1 and 1.6 x 10(6) M-1 respectively. During the simultaneous presence of L-tryptophan plus octanoate or diazepam plus octanoate, pronounced mutual reductions in binding were observed. Analysis of the data suggests that the reductions in binding represent competition for a common high-affinity binding site. Thus a region seems to exist that is capable of binding one molecule of these diverse ligands with a high affinity. The location of this region within the albumin molecule is discussed.


2003 ◽  
Vol 300 (1) ◽  
pp. 41-46 ◽  
Author(s):  
Vladimı́r Kopecký ◽  
Rüdiger Ettrich ◽  
Kateřina Hofbauerová ◽  
Vladimı́r Baumruk

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