Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC68H107N17O13

DescriptionStandard

        LPGRPPIKPWPL
    

Molecular Weight1370.68 Da

Isoelectric Point (pI)11.00

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.55

Charge Density (pH 7.0) 0.1466

GRAVY Index-0.47

Hydrophobic Moment 0.37

Boman Index0.11

Instability Index41.56

Aliphatic Index 97.50

Aromaticity 0.0833

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 443.18

LogP 0.15

H-bond Donors 13.0

H-bond Acceptors 15.0

Rotatable Bonds 34.0

Heavy Atoms 98.0

Ring Count 7.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0280443 VERIFIED: YES

Provenance & Taxonomy

OrganismJuglans mandshurica [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

Activity95.2 μM

MethodIC50