Peptide Database

Peptide NameACE inhibitory peptide

Function Ontology

Cardiovascular ▸ Blood pressure regulation ▸ Antihypertensive

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC40H58N8O8

DescriptionStandard

        FQLPKF
    

Molecular Weight778.94 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.1265

GRAVY Index0.07

Hydrophobic Moment 0.37

Boman Index0.20

Instability Index40.43

Aliphatic Index 65.00

Aromaticity 0.3333

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 269.14

LogP 0.25

H-bond Donors 8.0

H-bond Acceptors 9.0

Rotatable Bonds 23.0

Heavy Atoms 56.0

Ring Count 3.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0271598 VERIFIED: YES

Provenance & Taxonomy

OrganismHordeum vulgare [Plant]

FamilySerpin-Z4

Tax ID4513

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

ACE inhibitory Antihypertensive

TargetAngiotensin-converting enzyme

Activity28.2 μM

MethodIC50

RECORD: Rec_0342772 VERIFIED: YES