Peptide Database

Peptide NameEn-A1 pheromone

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length73 amino acids

Chemical FormulaC335H510N88O114S11

DescriptionStandard

        FRFQSKMKAKTAYNPEDDYTPLTCPHTISVVWYECTENTANCGTACCDSCFELTGNTMCLLQAGAAGSGCDME
    

Molecular Weight7946.87 Da

Isoelectric Point (pI)4.50

Net Charge (pH 7.0)-5.21

Net Charge (pH 7.4) -5.61

Charge Density (pH 7.0) -0.0714

GRAVY Index-0.25

Hydrophobic Moment 0.36

Boman Index0.05

Instability Index55.64

Aliphatic Index 44.25

Aromaticity 0.0959

Extinction Coeff. Reduced 9970.00

Extinction Coeff. Oxidized 10470.00

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

Amino Acid Composition

TPSA 3234.50

LogP -40.08

H-bond Donors 118.0

H-bond Acceptors 121.0

Rotatable Bonds 253.0

Heavy Atoms 548.0

Ring Count 12.0

Amide Bonds 78.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0281571 VERIFIED: YES

Provenance & Taxonomy

OrganismEuplotes nobilii [Protist]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide24-50; 35-46; 42-70; 47-59

Bio-Activity Profile

Function

Hormone