Peptide Database

Peptide NameAngiotensin I converting enzyme inhibitior 2

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC30H54N8O7

DescriptionStandard

        KVPPKA
    

Molecular Weight638.80 Da

Isoelectric Point (pI)10.00

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.55

Charge Density (pH 7.0) 0.2930

GRAVY Index-0.83

Hydrophobic Moment 0.56

Boman Index-0.18

Instability Index58.38

Aliphatic Index 65.00

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 243.28

LogP -1.23

H-bond Donors 7.0

H-bond Acceptors 9.0

Rotatable Bonds 18.0

Heavy Atoms 45.0

Ring Count 2.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0074655 VERIFIED: YES

Provenance & Taxonomy

OrganismActinopyga lecanora [Animal]

FamilyAngiotensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-converting enzyme

Activity0.980 ± 0.004 μM

MethodIC50