Peptide Database

Peptide NameHuman KS-27

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC149H251N47O40

DescriptionStandard

        EAREKIGEEFKRIVQRIKDFLRNLVPR
    

Molecular Weight3340.88 Da

Isoelectric Point (pI)10.25

Net Charge (pH 7.0)2.84

Net Charge (pH 7.4) 2.66

Charge Density (pH 7.0) 0.1053

GRAVY Index-0.88

Hydrophobic Moment 0.97

Boman Index-0.39

Instability Index29.24

Aliphatic Index 97.41

Aromaticity 0.0741

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 1471.37

LogP -11.03

H-bond Donors 52.0

H-bond Acceptors 43.0

Rotatable Bonds 119.0

Heavy Atoms 236.0

Ring Count 3.0

Amide Bonds 28.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0345094 VERIFIED: YES

Provenance & Taxonomy

OrganismPongo abelii [Animal]

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)