Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide 8

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length4 amino acids

Chemical FormulaC18H31N5O6

DescriptionStandard

        QIGP
    

Molecular Weight413.47 Da

Isoelectric Point (pI)5.53

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0600

GRAVY Index-0.25

Hydrophobic Moment 0.46

Boman Index0.28

Instability Index7.50

Aliphatic Index 97.50

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 184.92

LogP -1.70

H-bond Donors 5.0

H-bond Acceptors 6.0

Rotatable Bonds 11.0

Heavy Atoms 29.0

Ring Count 1.0

Amide Bonds 4.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0184083 VERIFIED: YES

Provenance & Taxonomy

OrganismSus scrofa [Animal]

FamilyAngiotensin

Tax ID9823

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity194.80±1.69 μM

MethodIC50