FLUORESCENCE QUENCHING OF TRYPTOPHAN AND RELATED COMPOUNDS BY HYDROGEN-PEROXIDE

被引:18
作者
CAVATORTA, P [1 ]
FAVILLA, R [1 ]
MAZZINI, A [1 ]
机构
[1] GNCB,UNITA BIOFIS MOLEC,PARMA,ITALY
关键词
Fluorescent quenching; Hydrogen peroxide; Tryptophanyl residue;
D O I
10.1016/0005-2795(79)90185-5
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
The fluorescence of tryptophan and some related derivatives was found to be quenched by hydrogen peroxide. The quenching mechanism was shown to be essentially dynamic in nature, Without any ground-state complex formation, and it is interpreted as resulting through an electron transfer from the excited indole ring to hydrogen peroxide. © 1979.
引用
收藏
页码:541 / 546
页数:6
相关论文
共 24 条
[1]  
ALWATTAR AH, 1978, ORGANIC MOL PHOTOPHY, V1, P403
[2]  
ALWATTAR AH, 1973, ORGANIC MOL PHOTOPHY, V1, P454
[3]  
Beck WH, 1952, J CHIM PHYS PCB, V49, pC97
[4]   FLUORESCENCE QUENCHING OF INDOLE AND MODEL MICELLE SYSTEMS [J].
EFTINK, MR ;
GHIRON, CA .
JOURNAL OF PHYSICAL CHEMISTRY, 1976, 80 (05) :486-493
[5]   Colorimetric determination of hydrogen peroxide [J].
Eisenberg, GM .
INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1943, 15 :327-328
[6]  
EISINGER J, 1969, MOLECULAR LUMINESCEN, P185
[7]  
FENICHEL R, 1965, ANN NY ACAD SCI, V125, P290
[8]   STATES OF AMINO ACID RESIDUES IN PROTEINS .V. DIFFERENT REACTIVITIES WITH H2O2 OF TRYPTOPHAN RESIDUES IN LYSOZYME PROTEINASES + ZYMOGENS [J].
HACHIMORI, Y ;
KURIHARA, K ;
SHIBATA, K ;
HORINISHI, H .
BIOCHIMICA ET BIOPHYSICA ACTA, 1964, 93 (02) :346-&
[9]   KINETIC STUDIES WITH PHOTOGENERATED HYDRATED ELECTRONS IN AQUEOUS SYSTEMS CONTAINING NITROUS OXIDE, HYDROGEN PEROXIDE, METHANOL, OR ETHANOL [J].
HICKEL, B ;
SCHMIDT, KH .
JOURNAL OF PHYSICAL CHEMISTRY, 1970, 74 (12) :2470-&
[10]  
KIDO K, 1975, BIOCHEMISTRY, P631