BIOPEP-UWM: Report

ID 441
Name Bitter peptide
sequence
LEQLL
Function:
Bitter peptide. Q value (i. e. average amount of free energy needed to transfer amino acid chains from ethanol to water) = 6454.0 J / (Mol x Res.).
 
Number of residues
5
Activity code
bi
Activity :
bitter
Chemical mass 614.7294 Monoisotopic mass 614.3627
EC50 :
0.00 µM


Bibliographic data:
Authors
Lemieux L., Simard R. E.
Title
Bitter flavour in dairy products. II. A review of bitter peptides from caseins: their formation, isolation and identification, structure masking and inhibition. Lait, 72, 335-382, 1992
Year Source
1992 book


Additional information:
BIOPEP database of sensory peptides and amino acids


SMILES: N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)O)CC(C)C)CC(C)C)CCC(=O)N)CCC(=O)O)CC(C)C

InChI=1S/C28H50N6O9/c1-14(2)11-17(29)24(38)31-19(8-10-23(36)37)25(39)32-18(7-9-22(30)35)26(40)33-20(12-15(3)4)27(41)34-21(28(42)43)13-16(5)6/h14-21H,7-13,29H2,1-6H3,(H2,30,35)(H,31,38)(H,32,39)(H,33,40)(H,34,41)(H,36,37)(H,42,43)/t17-,18-,19-,20-,21-/m0/s1

InChIKey: MXQOZQGYBVWPLU-SXYSDOLCSA-N


Previous reference concerning peptide:

Mercier J. C., Grosclaude F., Ribadeau-Dumas B., 1971, Structure primaire de la caseine alphaS1-bovine. Eur. J. Biochem., 23, 41-51


Database reference:
ChemSpider: ID 8328829

PubChem: ID 10153321