ISOLATION AND STRUCTURAL CHARACTERIZATION OF A NOVEL PEPTIDE RELATED TO GAMMA-MELANOCYTE STIMULATING HORMONE FROM THE BRAIN OF THE LEECH THEROMYZON TESSULATUM

被引:15
作者
SALZET, M [1 ]
WATTEZ, C [1 ]
BULET, P [1 ]
MALECHA, J [1 ]
机构
[1] CNRS,UPR 9022,INST BIOL MOLEC & CELLULAIRE,F-67084 STRASBOURG,FRANCE
关键词
LEECH; NEUROPEPTIDE; GAMMA-MELANOCYTE STIMULATING HORMONE-LIKE PEPTIDE; INVERTEBRATE; EVOLUTION;
D O I
10.1016/0014-5793(94)00581-8
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
This paper reports the purification of a novel pro-opiomelanocortin derivative peptide (a gamma-melanocyte stimulating hormone-like (gamma-MSH-like) molecule) from the brain of the leech Theromyzon tessulatum. After reverse-phase HPLC purification, the sequence of the gamma-MSH-like peptide (YVMGHFRWDKFamide) was established by a combination of automated Edman degradation, electrospray mass spectrometry measurement, enzymatic treatment and co-elution experiments in reverse-phase HPLC with synthetic peptides.
引用
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页码:102 / 106
页数:5
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