Peptide Database

Peptide NameAntimicrobial peptide 55 [8-10]

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length3 amino acids

Chemical FormulaC21H34N4O4

DescriptionStandard

LKF

Molecular Weight406.52 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) 0.2530

GRAVY Index0.90

Hydrophobic Moment 0.63

Boman Index0.25

Instability Index-21.63

Aliphatic Index 130.00

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 147.54

LogP 0.79

H-bond Donors 5.0

H-bond Acceptors 5.0

Rotatable Bonds 13.0

Heavy Atoms 29.0

Ring Count 1.0

Amide Bonds 2.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0191354 VERIFIED: YES

Provenance & Taxonomy

OrganismPhyscomitrella patens [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-converting enzyme

Activity17 μM

MethodIC50