The chemical modification of cysteine-69 of rat liver fatty acid-binding protein (FABP): a fluorescence approach to FABP structure and function

1990 ◽  
Vol 98 (1-2) ◽  
Author(s):  
Carol Evans ◽  
DavidC. Wilton
1991 ◽  
Vol 266 (9) ◽  
pp. 5486-5496
Author(s):  
J R Jefferson ◽  
J P Slotte ◽  
G Nemecz ◽  
A Pastuszyn ◽  
T J Scallen ◽  
...  

1992 ◽  
Vol 298 (1) ◽  
pp. 35-42 ◽  
Author(s):  
Sandra Incerpi ◽  
John R. Jefferson ◽  
W.Gibson Wood ◽  
W.James Ball ◽  
Friedhelm Schroeder

1994 ◽  
Vol 297 (1) ◽  
pp. 103-107 ◽  
Author(s):  
A E Thumser ◽  
C Evans ◽  
A F Worrall ◽  
D C Wilton

Rat liver fatty acid-binding protein is able to accommodate a wide range of non-polar anions in addition to long-chain fatty acids. The two arginine residues of rat liver fatty acid-binding protein, Arg122 and Arg126, have been mutated and the effect of mutation on ligand binding investigated. No significant decrease in affinity for the fluorescent fatty acid analogue, 11-(5-dimethylaminonaphthalenesulphonyl amino)undecanoic acid, or oleate was observed. However, the apparent affinity for oleoyl-CoA was slightly increased with the mutations Ala122 and Gln122 such that oleoyl-CoA rather than oleate became the preferred ligand for these mutants. Small changes in protein stability were observed with the Arg122 mutations. The lack of notable ionic involvement of the conserved internal residue Arg122 in ligand binding is consistent with the hypothesis that the mode of ligand binding in liver fatty acid-binding protein is markedly different from that of other members of this lipid-binding protein family.


1996 ◽  
Vol 15 (2) ◽  
pp. 169-174 ◽  
Author(s):  
S S Singer ◽  
K Henkels ◽  
A Deucher ◽  
M Barker ◽  
J Singer ◽  
...  

1998 ◽  
Vol 92 (1) ◽  
pp. 1-25 ◽  
Author(s):  
Friedhelm Schroeder ◽  
Christopher A Jolly ◽  
Tae-Hyeon Cho ◽  
Andrey Frolov

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