Naphthalene dicarboxaldehyde as an electrophilic fluorogenic moiety for affinity labeling: Application to opioid receptor affinity labels with greatly improved fluorogenic properties

被引:16
作者
McCurdy, CR
Le Bourdonnec, B
Metzger, TG
El Kouhen, R
Zhang, Y
Law, PY
Portoghese, PS [1 ]
机构
[1] Univ Minnesota, Coll Pharm, Dept Med Chem, Minneapolis, MN 55455 USA
[2] Univ Minnesota, Sch Med, Dept Pharmacol, Minneapolis, MN 55455 USA
关键词
D O I
10.1021/jm015586u
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
To develop ligands with fluorogenic properties amenable for following the kinetics of cross-linking to receptors, a naphthalene dicarboxaldehyde moiety has been attached to an opiate pharmacophore 2 and evaluated in mu opioid receptors. The fluorescence of the benzo[f]isoindole formed upon cross-linking of mu opioid receptors by 2 permitted the time-course of covalent bonding to be followed. This demonstrated proof-of-concept suggests the usefulness of naphthalene dicarboxaldehyde-containing affinity labels as kinetic probes.
引用
收藏
页码:2887 / 2890
页数:4
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