Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide 1

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length5 amino acids

Chemical FormulaC34H49N9O10

DescriptionStandard

        DYYKR
    

Molecular Weight743.81 Da

Isoelectric Point (pI)8.50

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.1516

GRAVY Index-2.90

Hydrophobic Moment 0.78

Boman Index-0.88

Instability Index97.88

Aliphatic Index 0.00

Aromaticity 0.4000

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 345.40

LogP -1.90

H-bond Donors 13.0

H-bond Acceptors 11.0

Rotatable Bonds 23.0

Heavy Atoms 53.0

Ring Count 2.0

Amide Bonds 4.0

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_0025858 VERIFIED: YES

Provenance & Taxonomy

OrganismPorphyra dioica [Plant]

FamilyAngiotensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity551.0±68.6 μM

MethodIC50