Peptide Database

Peptide NameCasein alpha-s1 [127-129]

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length3 amino acids

Chemical FormulaC15H25N5O4

DescriptionStandard

IHA

Molecular Weight339.39 Da

Isoelectric Point (pI)6.74

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.41

Charge Density (pH 7.0) -0.0509

GRAVY Index1.03

Hydrophobic Moment 0.35

Boman Index0.53

Instability Index47.80

Aliphatic Index 163.33

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 150.20

LogP -0.60

H-bond Donors 5.0

H-bond Acceptors 5.0

Rotatable Bonds 9.0

Heavy Atoms 24.0

Ring Count 1.0

Amide Bonds 2.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0264169 VERIFIED: YES

Provenance & Taxonomy

OrganismBos raurus [Animal]

FamilyCasein-derived peptide

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity295.12 μM

MethodIC50