Peptide Database

Peptide NameAngiotensin I-converting enzyme inhibitor 4

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 FormulaC30H52N8O7

DescriptionStandard

        APPPKK
    

Molecular Weight636.78 Da

Isoelectric Point (pI)10.00

Net Charge (pH 7.0)1.79

Net Charge (pH 7.4) 1.60

Charge Density (pH 7.0) 0.2990

GRAVY Index-1.80

Hydrophobic Moment 0.34

Boman Index-0.34

Instability Index104.63

Aliphatic Index 16.67

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 234.49

LogP -1.38

H-bond Donors 6.0

H-bond Acceptors 9.0

Rotatable Bonds 16.0

Heavy Atoms 45.0

Ring Count 3.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0043237 VERIFIED: YES

Provenance & Taxonomy

OrganismBombyx mori [Animal]

FamilyAngiotensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity47 μg/mL

MethodIC50