Peptide Database

Peptide NameK9

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC120H191N31O25

DescriptionStandard

        KWKSFIKKKTSKFLHSAKKF
    

Molecular Weight2467.99 Da

Isoelectric Point (pI)10.85

Net Charge (pH 7.0)7.84

Net Charge (pH 7.4) 7.57

Charge Density (pH 7.0) 0.3920

GRAVY Index-0.99

Hydrophobic Moment 0.55

Boman Index-0.28

Instability Index5.25

Aliphatic Index 44.00

Aromaticity 0.2000

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 949.77

LogP -5.47

H-bond Donors 35.0

H-bond Acceptors 34.0

Rotatable Bonds 89.0

Heavy Atoms 176.0

Ring Count 6.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0360607 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyDermaseptin

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-negative

TargetPseudomonas aeruginosa CMCC10104

Activity50 μg/mL

MethodMIC