Amino acid sequence and D/L-configuration determination methods for D-amino acid-containing peptides in living organisms
2001
D-amino acid-containing peptides with biological activities have been isolated from invertebrates and amphibians, and partial racemization of amino acid residues in mammalian peptides associated with aging and diseases have been discussed. Here, we review the amino acid configuration determination methods in these peptides and recent progress of simultaneous determination method for sequence and configuration of amino acid residues. The applicability of C-terminus sequence analysis and mass spectrometry to configuration determination of amino acids is also discussed. Copyright © 2001 John Wiley & Sons, Ltd.
Abbreviations used:
ATZ
aniliaothiazolinone
7beta;-CD
β-cylodextrin
FLEC
(+)-1-(9-fluorenyl) ethyl chloroformate
NAC
N-acetyl-L-cystein
OPA
O-phthaldialdehyde
PITC
phenylisohydantoin
PTH
phenylthiohydantoin
TC
thiocarbamoyl
TH
thiohydantoin
TZ
thiazdinone.
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