Peptide Database

Peptide NameIB-549

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC88H150N24O20S4

DescriptionStandard

        KGGKLCYCKKKFCVCVGK
    

Molecular Weight1992.54 Da

Isoelectric Point (pI)9.56

Net Charge (pH 7.0)5.71

Net Charge (pH 7.4) 5.44

Charge Density (pH 7.0) 0.3174

GRAVY Index-0.05

Hydrophobic Moment 0.27

Boman Index-0.10

Instability Index-15.66

Aliphatic Index 53.89

Aromaticity 0.1111

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1740.00

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

Amino Acid Composition

TPSA 734.37

LogP -5.42

H-bond Donors 30.0

H-bond Acceptors 30.0

Rotatable Bonds 71.0

Heavy Atoms 136.0

Ring Count 2.0

Amide Bonds 17.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0006282 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other Mods6

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetPseudomonas aeruginosa

Activity0.5 μg/mL

MethodMIC

RECORD: Rec_0149259 VERIFIED: YES