D-L AMINO-ACID-ANALYSIS USING AUTOMATED PRECOLUMN DERIVATIZATION WITH 1-FLUORO-2,4-DINITROPHENYL-5-ALANINE AMIDE

被引:14
作者
SCALONI, A
SIMMACO, M
BOSSA, F
机构
[1] Dipartimento di Scienze Biochimiche 'A. Rossi Fanelli', Centro di Biologia Molecolare del Consiglio Nazionale delle Ricerche, Università 'La Sapienza', Roma, I-00185
关键词
AMINO ACID ENANTIOMERIC MIXTURES; MARFEY REAGENT; EDMAN DEGRADATION; RP-HPLC;
D O I
10.1007/BF00806826
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
An automated procedure for the precolumn derivatization of enantiomeric amino acid mixtures with 1-fluoro-2,4-dinitrophenyl-5-alanine amide and a liquid chromatographic method for the separation of the derivatives with UV detection are reported. The system described allows to perform routine analyses using microbore columns with a sensitivity at the picomol level. Improvements for the use of this reagent in the protocol of a subtractive Edman degradation procedure of peptides to determine the sequence position of amino acid residues with concomitant identification of their chirality are also described.
引用
收藏
页码:305 / 313
页数:9
相关论文
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