Peptide Database

Peptide NameDrosophila defensin

Function Ontology

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Standard StatusStandard

Sequence Length39 amino acids

Chemical FormulaC179H287N55O49S6

DescriptionStandard

        ATCDLLSKWNVKHTACAGHCLAKGFKGGYCNNKAVCICR
    

Molecular Weight4185.92 Da

Isoelectric Point (pI)9.10

Net Charge (pH 7.0)4.91

Net Charge (pH 7.4) 4.52

Charge Density (pH 7.0) 0.1258

GRAVY Index0.02

Hydrophobic Moment 0.50

Boman Index0.04

Instability Index30.23

Aliphatic Index 67.69

Aromaticity 0.0769

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7365.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1681.76

LogP -18.87

H-bond Donors 65.0

H-bond Acceptors 62.0

Rotatable Bonds 138.0

Heavy Atoms 289.0

Ring Count 6.0

Amide Bonds 41.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0245313 VERIFIED: YES

Provenance & Taxonomy

OrganismDrosophila miranda [Animal]

FamilyDefensin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

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TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)