Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitory peptide 5

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC40H59N9O10

DescriptionStandard

        KPPYPPQ
    

Molecular Weight825.95 Da

Isoelectric Point (pI)8.59

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.1083

GRAVY Index-2.16

Hydrophobic Moment 0.19

Boman Index-0.23

Instability Index97.97

Aliphatic Index 0.00

Aromaticity 0.1429

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 292.10

LogP -1.33

H-bond Donors 7.0

H-bond Acceptors 11.0

Rotatable Bonds 18.0

Heavy Atoms 59.0

Ring Count 5.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0306929 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

Activity243.82 μM

MethodIC50