Peptide Database

Peptide NameHP 2-20

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC105H180N30O25

DescriptionStandard

        AKKVFKRLEKLFSKIQNGK
    

Molecular Weight2262.74 Da

Isoelectric Point (pI)10.68

Net Charge (pH 7.0)5.79

Net Charge (pH 7.4) 5.59

Charge Density (pH 7.0) 0.3049

GRAVY Index-0.84

Hydrophobic Moment 0.85

Boman Index-0.32

Instability Index-7.06

Aliphatic Index 82.11

Aromaticity 0.1053

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 948.85

LogP -6.91

H-bond Donors 33.0

H-bond Acceptors 31.0

Rotatable Bonds 85.0

Heavy Atoms 160.0

Ring Count 2.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0323797 VERIFIED: YES

Provenance & Taxonomy

OrganismHelicobacter pylori [Bacterium]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

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