Peptide Database

Peptide NameACE inhibitory peptide

Function Ontology

Cardiovascular ▸ Blood pressure regulation ▸ Antihypertensive

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length5 amino acids

Chemical FormulaC23H34N8O12

DescriptionStandard

        QHTDD
    

Molecular Weight614.56 Da

Isoelectric Point (pI)4.51

Net Charge (pH 7.0)-2.15

Net Charge (pH 7.4) -2.40

Charge Density (pH 7.0) -0.4295

GRAVY Index-2.88

Hydrophobic Moment 0.38

Boman Index-0.62

Instability Index-7.08

Aliphatic Index 0.00

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 346.32

LogP -5.10

H-bond Donors 11.0

H-bond Acceptors 11.0

Rotatable Bonds 19.0

Heavy Atoms 43.0

Ring Count 1.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0223175 VERIFIED: YES

Provenance & Taxonomy

OrganismPrunus dulcis [Plant]; Prunus amygdalus [Plant]

FamilyACE inhibitory peptide

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

ACE inhibitory Antihypertensive

TargetAngiotensin-converting enzyme

Activity43.18±0.07 μg/mL

MethodIC50

RECORD: Rec_0353615 VERIFIED: YES