Peptide Database

Peptide NameSpStrongylocin 1

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC132H222N48O37S4

DescriptionStandard

        GHKTCKDLTCCRAVIFRHERPEVCRRS
    

Molecular Weight3201.73 Da

Isoelectric Point (pI)9.30

Net Charge (pH 7.0)3.90

Net Charge (pH 7.4) 3.53

Charge Density (pH 7.0) 0.1444

GRAVY Index-0.74

Hydrophobic Moment 0.48

Boman Index-0.41

Instability Index76.59

Aliphatic Index 54.07

Aromaticity 0.0370

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 250.00

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

Amino Acid Composition

TPSA 1402.62

LogP -16.01

H-bond Donors 56.0

H-bond Acceptors 47.0

Rotatable Bonds 107.0

Heavy Atoms 221.0

Ring Count 4.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0341568 VERIFIED: YES

Provenance & Taxonomy

OrganismStrongylocentrotus purpuratus [Animal]

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)