Peptide Database

Peptide NameDefensin B

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length104 amino acids

Chemical FormulaC474H776N138O143S9

DescriptionStandard

        MHSSITAVLLLVASVMALYVVHVNSLPTGMPVEDDLVLTEDELPAAVGRESAVATGSRAKRATCDLLSFNSKWVTPNHAGCAAHCLIRGKKGGSCKNAICYCRN
    

Molecular Weight10984.66 Da

Isoelectric Point (pI)8.27

Net Charge (pH 7.0)1.80

Net Charge (pH 7.4) 1.27

Charge Density (pH 7.0) 0.0173

GRAVY Index0.23

Hydrophobic Moment 0.57

Boman Index0.11

Instability Index44.34

Aliphatic Index 95.67

Aromaticity 0.0385

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8855.00

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

Amino Acid Composition

TPSA 4453.33

LogP -49.63

H-bond Donors 162.0

H-bond Acceptors 158.0

Rotatable Bonds 358.0

Heavy Atoms 764.0

Ring Count 13.0

Amide Bonds 108.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0315662 VERIFIED: YES

Provenance & Taxonomy

OrganismNilaparvata lugens [Animal]

FamilyDefensin

Tax ID108931

Structure & Mods

Configgene-encoded linear polypeptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Non-hemolytic Non-ribosomal