Peptide Database

Peptide NameStyelin-E

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antibiotic activity

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

Standard StatusStandard

Sequence Length81 amino acids

Chemical FormulaC434H679N115O120S5

DescriptionStandard

        MQMKATILIVLVALFMIQQSEAGWLRKAAKSVGKFYYKHKYYIKAAWKIGRHALGDMTDEEFQDFMKEVEQAREEELQSRQ
    

Molecular Weight9588.06 Da

Isoelectric Point (pI)8.93

Net Charge (pH 7.0)1.69

Net Charge (pH 7.4) 1.34

Charge Density (pH 7.0) 0.0208

GRAVY Index-0.44

Hydrophobic Moment 0.79

Boman Index-0.05

Instability Index63.81

Aliphatic Index 78.40

Aromaticity 0.1235

Extinction Coeff. Reduced 16960.00

Extinction Coeff. Oxidized 16960.00

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

Amino Acid Composition

TPSA 3856.04

LogP -26.92

H-bond Donors 134.0

H-bond Acceptors 129.0

Rotatable Bonds 334.0

Heavy Atoms 674.0

Ring Count 14.0

Amide Bonds 87.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0222799 VERIFIED: NO

Provenance & Taxonomy

OrganismStyela clava [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiotic Antimicrobial Anti-Gram-negative Anti-Gram-positive Non-hemolytic Non-ribosomal

TargetGram-negative bacteria; Gram-positive bacteria

MethodQualitative functional evidence