Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide VPG

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length3 amino acids

Chemical FormulaC12H21N3O4

DescriptionStandard

VPG

Molecular Weight271.31 Da

Isoelectric Point (pI)5.50

Net Charge (pH 7.0)-0.27

Net Charge (pH 7.4) -0.48

Charge Density (pH 7.0) -0.0887

GRAVY Index0.73

Hydrophobic Moment 0.20

Boman Index0.56

Instability Index70.87

Aliphatic Index 96.67

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 112.73

LogP -0.84

H-bond Donors 3.0

H-bond Acceptors 4.0

Rotatable Bonds 5.0

Heavy Atoms 19.0

Ring Count 1.0

Amide Bonds 2.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0100811 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal]

FamilyAngiotensin

Tax ID9913

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity125.9±4.5 μM

MethodIC50