Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide VQY

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 FormulaC19H28N4O6

DescriptionStandard

VQY

Molecular Weight408.45 Da

Isoelectric Point (pI)5.49

Net Charge (pH 7.0)-0.27

Net Charge (pH 7.4) -0.48

Charge Density (pH 7.0) -0.0890

GRAVY Index-0.20

Hydrophobic Moment 0.45

Boman Index0.16

Instability Index-18.47

Aliphatic Index 96.67

Aromaticity 0.3333

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 184.84

LogP -0.76

H-bond Donors 6.0

H-bond Acceptors 6.0

Rotatable Bonds 11.0

Heavy Atoms 29.0

Ring Count 1.0

Amide Bonds 3.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0287947 VERIFIED: YES

Provenance & Taxonomy

OrganismSinonovacula constricta [Animal]

FamilyAngiotensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-converting enzyme

Activity9.8 μM

MethodIC50