Peptide Database

Peptide NamePth-St1

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC87H144N34O29S2

DescriptionStandard

        RACESQSHRFKGTCVRQSN
    

Molecular Weight2194.41 Da

Isoelectric Point (pI)9.69

Net Charge (pH 7.0)2.83

Net Charge (pH 7.4) 2.54

Charge Density (pH 7.0) 0.1489

GRAVY Index-1.28

Hydrophobic Moment 0.45

Boman Index-0.49

Instability Index88.45

Aliphatic Index 20.53

Aromaticity 0.0526

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 1075.01

LogP -16.95

H-bond Donors 41.0

H-bond Acceptors 35.0

Rotatable Bonds 75.0

Heavy Atoms 152.0

Ring Count 2.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0051977 VERIFIED: YES

Provenance & Taxonomy

OrganismVitis vinifera [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)