Peptide Database

Peptide NamePheromone Er-20

Function Ontology

Regulatory peptide ▸ Chemical communication ▸ Pheromone peptide

Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC166H263N41O59S7

DescriptionStandard

        DICDDAVAQCSMTLCQLCYNTEICELSVIGSCQPPFS
    

Molecular Weight4001.56 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-5.29

Net Charge (pH 7.4) -5.59

Charge Density (pH 7.0) -0.1430

GRAVY Index0.42

Hydrophobic Moment 0.31

Boman Index0.19

Instability Index40.59

Aliphatic Index 84.32

Aromaticity 0.0541

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

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

Amino Acid Composition

TPSA 1593.81

LogP -18.80

H-bond Donors 58.0

H-bond Acceptors 61.0

Rotatable Bonds 127.0

Heavy Atoms 273.0

Ring Count 4.0

Amide Bonds 40.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0093324 VERIFIED: NO

Provenance & Taxonomy

OrganismEuplotes raikovi [Animal]

Structure & Mods

Configlinear disulfide-stabilized peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-18, 10-32, 15-24

Bio-Activity Profile

Function

Pheromone