ELECTROPHORETIC MOBILITY AND DISSOCIATION-CONSTANTS OF TRIPEPTIDES EVALUATED BY ISOTACHOPHORESIS

被引:7
作者
HIROKAWA, T
SUGINO, R
KISO, Y
机构
[1] Applied Physics and Chemistry, Faculty of Engineering, Hiroshima University, Higashi-Hiroshima, 724
来源
JOURNAL OF CHROMATOGRAPHY | 1991年 / 585卷 / 02期
关键词
D O I
10.1016/0021-9673(91)85105-O
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Ionic mobilities and dissociation constants of twenty peptides (seventeen tripeptides and a few oligoglycines) were evaluated on the basis of the observed isotachophoretic qualitative indices R(E) in the pH range 8.1-9.5 by the use of a least-squares method. Good correlation was obtained among the mobilities of amino acids, dipeptides and tripeptides when the clay ball model and the conventional formula weight were adopted.
引用
收藏
页码:364 / 368
页数:5
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