BitterDB ID=1557

FI, Phe-Ile

BitterDB id=1557
Detailed experimental validation described in the associated resource.

References for the compound bitterness

	Resource	Comment
[1]	Kohl S. et al. Amino Acids and Peptides Activate at Least Five Members of the Human Bitter Taste Receptor Family, Journal of Agricultural and Food Chemistry, 2013, 61 (1), 53-60 PubMed 23214402
[2]	Kuhfeld R. F. et al. A comprehensive database of cheese-derived bitter peptides and correlation to their physical properties,Â Critical Reviews in Food Science and Nutrition, 2023, 1â€“15 PubMed 37377209
[3]	Yu Y. et al. Identification and prediction of milk-derived bitter taste peptides based on peptidomics technology and machine learning method, Food Chemistry, 2024, 433, 137288 PubMed 37683467

Known bitter receptors targets:

Receptor Name	Effective concentration (μM)	EC50 (μM)	References
hTas2r1	10000.0		PubMed:23214402

Sensory data about the compound bitterness:

Sensory Data Type	Value	Reference
Bitter recognition threshold	1.479 [mM]	Reference

Properties:

Mol. Weight: 278.3468 [g/mol]	AlogP(octanol-water): 1.69180
# Hydrogen Bond Donor: 1	# Hydrogen Bond Acceptor: 1
# Aromatic Rings: 1	# Rings: 1
# Rotatable Bonds: 8

Identifiers:

Formula: C15H22N2O3

IUPAC Systematic Name:

SMILES:

Canonical SMILES:

InChI Key: JWBLQDDHSDGEGR-DRZSPHRISA-N

Amino Acid sequence: FI

Links:

[1]	PubChem	7010566
[2]	ZINC	ZINC000002391057