Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide 20

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC40H61N13O11

DescriptionStandard

        WRGTNGPL
    

Molecular Weight899.99 Da

Isoelectric Point (pI)9.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.0950

GRAVY Index-1.02

Hydrophobic Moment 0.42

Boman Index-0.05

Instability Index-50.05

Aliphatic Index 48.75

Aromaticity 0.1250

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 399.24

LogP -4.15

H-bond Donors 14.0

H-bond Acceptors 12.0

Rotatable Bonds 25.0

Heavy Atoms 64.0

Ring Count 3.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0017433 VERIFIED: YES

Provenance & Taxonomy

OrganismStichopus horrens [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

Activity5520±590 μM

MethodIC50