Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide PGI

Function Ontology

Cardiovascular ▸ Blood pressure regulation ▸ Antihypertensive

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Sensory / Food function ▸ Taste-active peptide

Sensory / Food function ▸ Taste-active peptide ▸ Bitter peptide

Standard StatusStandard

Sequence Length3 amino acids

Chemical FormulaC13H23N3O4

DescriptionStandard

PGI

Molecular Weight285.34 Da

Isoelectric Point (pI)5.96

Net Charge (pH 7.0)-0.04

Net Charge (pH 7.4) -0.10

Charge Density (pH 7.0) -0.0138

GRAVY Index0.83

Hydrophobic Moment 0.42

Boman Index0.66

Instability Index-21.63

Aliphatic Index 130.00

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 107.53

LogP -0.53

H-bond Donors 4.0

H-bond Acceptors 4.0

Rotatable Bonds 7.0

Heavy Atoms 20.0

Ring Count 1.0

Amide Bonds 2.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0384292 VERIFIED: NO

Provenance & Taxonomy

Organismnot reported [other]

FamilyACE-inhibitory peptide

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antihypertensive ACE inhibitory

TargetACE

Activity3.79 pIC50

MethodpIC50

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