Peptide Database

Peptide NameUnnamed

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC157H280N50O40

DescriptionStandard

        RKAKKKIGRGLKKIGQKIKDFLGNLVPRTES
    

Molecular Weight3508.21 Da

Isoelectric Point (pI)11.24

Net Charge (pH 7.0)8.76

Net Charge (pH 7.4) 8.54

Charge Density (pH 7.0) 0.2825

GRAVY Index-0.96

Hydrophobic Moment 0.92

Boman Index-0.35

Instability Index4.28

Aliphatic Index 88.06

Aromaticity 0.0323

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 1522.63

LogP -14.16

H-bond Donors 54.0

H-bond Acceptors 49.0

Rotatable Bonds 131.0

Heavy Atoms 247.0

Ring Count 2.0

Amide Bonds 32.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0034506 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

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)