Peptide Database

Peptide NameSmall acidic peptide

Function Ontology

Antimicrobial

Immunology ▸ Immune modulation ▸ Immunomodulatory activity

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC31H40N6O17

DescriptionStandard

DEDFDE

Molecular Weight768.68 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-5.23

Net Charge (pH 7.4) -5.44

Charge Density (pH 7.0) -0.8710

GRAVY Index-2.45

Hydrophobic Moment 0.43

Boman Index-0.50

Instability Index48.43

Aliphatic Index 0.00

Aromaticity 0.1667

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 395.32

LogP -3.78

H-bond Donors 12.0

H-bond Acceptors 12.0

Rotatable Bonds 25.0

Heavy Atoms 54.0

Ring Count 1.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0105456 VERIFIED: YES

Provenance & Taxonomy

OrganismXenopus laevis [Animal]

FamilySmall acidic peptide

Tax ID8355

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Immunomodulatory

Half-LifeMammalian: 1.1 hour; Yeast: 3 min; E. coli: >10 hour