SALT-INDUCED FORMATION OF MIXED PEPTIDES UNDER POSSIBLE PREBIOTIC CONDITIONS

被引:40
作者
SCHWENDINGER, MG [1 ]
RODE, BM [1 ]
机构
[1] UNIV INNSBRUCK,INST INORGAN & ANALYT CHEM,INNRAIN 52A,A-6020 INNSBRUCK,AUSTRIA
关键词
D O I
10.1016/S0020-1693(00)85429-8
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Investigations on the copper mediated peptide formation in aqueous solution in the presence of high amounts of NaCl have been extended to systems simultaneously containing glycine and alanine. Preferential formation of ala-gly compared to gly-ala is observed, total yields as high as 10.5% and 5.8% of initial glycine and alanine are found, and various tripeptides also form. Racemization occurs only to a limited extent.
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页码:247 / 251
页数:5
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