Peptide Database

Peptide NameMating pheromone Er-23

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length51 amino acids

Chemical FormulaC203H297N57O78S10

DescriptionStandard

        GECEQCFSDGGDCTTCFNNGTGPCANCLAGYPAGCSNSDCTAFLSQCYGGC
    

Molecular Weight5104.51 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-5.33

Net Charge (pH 7.4) -5.69

Charge Density (pH 7.0) -0.1045

GRAVY Index-0.11

Hydrophobic Moment 0.43

Boman Index0.12

Instability Index37.48

Aliphatic Index 23.14

Aromaticity 0.0980

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3605.00

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

Amino Acid Composition

TPSA 2148.08

LogP -35.89

H-bond Donors 81.0

H-bond Acceptors 83.0

Rotatable Bonds 157.0

Heavy Atoms 348.0

Ring Count 7.0

Amide Bonds 56.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0276481 VERIFIED: YES

Provenance & Taxonomy

OrganismEuplotes raikovi [Protist]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-24; 6-16; 13-47; 27-40; 35-51

Bio-Activity Profile

Function

Hormone