Peptide Database

Peptide NameBombyxin E-1 A chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC90H145N21O31S4

DescriptionStandard

        GVVDECCIQPCTLDVLATYC
    

Molecular Weight2145.50 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-3.28

Net Charge (pH 7.4) -3.54

Charge Density (pH 7.0) -0.1638

GRAVY Index0.89

Hydrophobic Moment 0.20

Boman Index0.29

Instability Index46.12

Aliphatic Index 107.00

Aromaticity 0.0500

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1740.00

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

Amino Acid Composition

TPSA 823.11

LogP -7.62

H-bond Donors 31.0

H-bond Acceptors 32.0

Rotatable Bonds 65.0

Heavy Atoms 146.0

Ring Count 2.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0273722 VERIFIED: YES

Provenance & Taxonomy

OrganismBombyx mori [Animal]

FamilyBombyxin E

Tax ID7091

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide6-11

Bio-Activity Profile

Function

Hormone Endocrine Growth regulation Development regulation

Targetpeptide responsible for activation of prothoracic gland

Half-LifeMammalian: 30 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0358440 VERIFIED: YES