Peptide Database

Peptide NameSF(18-45)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC107H179N43O34

DescriptionStandard

        KFRSNGRHGSGSRLGGGSLIGRPGGGS
    

Molecular Weight2611.83 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)4.85

Net Charge (pH 7.4) 4.59

Charge Density (pH 7.0) 0.1795

GRAVY Index-0.86

Hydrophobic Moment 0.44

Boman Index-0.15

Instability Index56.18

Aliphatic Index 43.33

Aromaticity 0.0370

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 1257.67

LogP -21.81

H-bond Donors 47.0

H-bond Acceptors 40.0

Rotatable Bonds 89.0

Heavy Atoms 184.0

Ring Count 3.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0244619 VERIFIED: YES

Provenance & Taxonomy

OrganismSynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetStaphylococcus aureus (ATCC 25923)

Activity64 μM

MethodMIC

RECORD: Rec_0402827 VERIFIED: YES