Peptide Database

Peptide NameFK-13 K18A analog

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC77H128N24O17

DescriptionStandard

        FARIVQRIKDFLR
    

Molecular Weight1661.99 Da

Isoelectric Point (pI)11.71

Net Charge (pH 7.0)2.76

Net Charge (pH 7.4) 2.56

Charge Density (pH 7.0) 0.2123

GRAVY Index0.00

Hydrophobic Moment 0.97

Boman Index-0.23

Instability Index5.18

Aliphatic Index 120.00

Aromaticity 0.1538

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 704.63

LogP -3.83

H-bond Donors 26.0

H-bond Acceptors 20.0

Rotatable Bonds 57.0

Heavy Atoms 118.0

Ring Count 2.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0171309 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

TargetMicrococcus luteus

Activity60 μM

MethodMIC