Peptide Database

Peptide NameBombinin H3

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC90H162N22O22S

DescriptionStandard

        ILGPVLGMVGSALGGLLKKI
    

Molecular Weight1936.45 Da

Isoelectric Point (pI)10.00

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.55

Charge Density (pH 7.0) 0.0879

GRAVY Index1.40

Hydrophobic Moment 0.49

Boman Index0.54

Instability Index22.20

Aliphatic Index 170.50

Aromaticity 0.0000

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 679.70

LogP -3.07

H-bond Donors 23.0

H-bond Acceptors 25.0

Rotatable Bonds 66.0

Heavy Atoms 135.0

Ring Count 1.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0084322 VERIFIED: YES

Provenance & Taxonomy

OrganismBombina variegata [Animal]

FamilyBombinin

Structure & Mods

Configlinear peptide [Linear]

Chiralitymixed L/D amino-acid peptide [Mixed]

Other ModsC-terminal NH2; Note that the abundance of amino acid at position 1 is Leu (31%) and Ile (69%). To distiguish it from Bombinin H1, L is used at position 1. Moreover, position 2 is a D-amino acid (X=D-alloisoleucine) represented by I

Bio-Activity Profile

Function

Antimicrobial

TargetEscherichia coli D21(LC 3.7 uM)