Peptide Database

Peptide NameDefensin-like protein (Flower-specific gamma-thionin)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antifungal

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length105 amino acids

Chemical FormulaC512H836N134O150S15

DescriptionStandard

        MARSLCFMAFAILAMMLFVAYEVQARECKTESNTFPGICITKPPCRKACISEKFTDGHCSKLLRRCLCTKPCVFDEKMIKTGAETLVEEAKTLAAALLEEEIMDN
    

Molecular Weight11749.90 Da

Isoelectric Point (pI)6.56

Net Charge (pH 7.0)-0.48

Net Charge (pH 7.4) -0.91

Charge Density (pH 7.0) -0.0045

GRAVY Index0.15

Hydrophobic Moment 0.62

Boman Index0.05

Instability Index55.21

Aliphatic Index 81.90

Aromaticity 0.0667

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1990.00

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

Amino Acid Composition

TPSA 4541.38

LogP -38.96

H-bond Donors 166.0

H-bond Acceptors 166.0

Rotatable Bonds 398.0

Heavy Atoms 811.0

Ring Count 12.0

Amide Bonds 107.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0077751 VERIFIED: YES

Provenance & Taxonomy

OrganismNicotiana tabacum [Plant]

FamilyDefensin; Thionin

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfidedisulfide bond; sites not specified

Bio-Activity Profile

Function

Antimicrobial Antifungal Non-hemolytic