Peptide Database

Peptide NamePp19

Function Ontology

Antiviral

Insecticidal/Pest control ▸ Insecticidal activity

Standard StatusStandard

Sequence Length40 amino acids

Chemical FormulaC182H281N53O57S8

DescriptionStandard

        VCWDTGCQLNAWAVRGCAQYGMRDVNMKSCSGGIIYTCCD
    

Molecular Weight4380.02 Da

Isoelectric Point (pI)6.11

Net Charge (pH 7.0)-0.32

Net Charge (pH 7.4) -0.63

Charge Density (pH 7.0) -0.0080

GRAVY Index0.07

Hydrophobic Moment 0.57

Boman Index0.09

Instability Index7.94

Aliphatic Index 58.50

Aromaticity 0.1000

Extinction Coeff. Reduced 13980.00

Extinction Coeff. Oxidized 14355.00

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

Amino Acid Composition

TPSA 1785.26

LogP -20.83

H-bond Donors 69.0

H-bond Acceptors 65.0

Rotatable Bonds 140.0

Heavy Atoms 300.0

Ring Count 6.0

Amide Bonds 43.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0414019 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct based on Pristhesancus plagipennis [Synthetic]

FamilyDefensin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralityall-D amino-acid peptide [D]

Other ModsAPD analysis reveals that this sequence is similar (39.13%) to Brevinin-2EA C: 15%; G: 13%. GRAVY: 0.07; mol Wt: 4380.086; mol formula: C182H285N51O57S8; mol ex coeff: 14455. This is a unique peptide sequence. Chemical modification: three disulfide bonds: 1-4, 2-5, 3-6

Bio-Activity Profile

Function

Antiviral Insecticidal