Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide 3

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC33H56N8O9

DescriptionStandard

        KTPPGIP
    

Molecular Weight708.85 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.1084

GRAVY Index-0.76

Hydrophobic Moment 0.35

Boman Index0.10

Instability Index19.84

Aliphatic Index 55.71

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 257.80

LogP -1.99

H-bond Donors 7.0

H-bond Acceptors 10.0

Rotatable Bonds 17.0

Heavy Atoms 50.0

Ring Count 3.0

Amide Bonds 6.0

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_0401088 VERIFIED: YES

Provenance & Taxonomy

OrganismHypophthalmichthys nobilis [Animal]

FamilyAngiotensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity65.6±1.1 μM

MethodIC50