Peptide Database

Peptide NameBombyxin B-5 A chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC113H181N29O33S4

DescriptionStandard

        GPGVVDECCFRPCKLEVLKSYCGV
    

Molecular Weight2602.08 Da

Isoelectric Point (pI)6.15

Net Charge (pH 7.0)-0.28

Net Charge (pH 7.4) -0.55

Charge Density (pH 7.0) -0.0115

GRAVY Index0.33

Hydrophobic Moment 0.43

Boman Index0.11

Instability Index19.44

Aliphatic Index 80.83

Aromaticity 0.0833

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 981.34

LogP -8.20

H-bond Donors 37.0

H-bond Acceptors 37.0

Rotatable Bonds 82.0

Heavy Atoms 179.0

Ring Count 4.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0171501 VERIFIED: YES

Provenance & Taxonomy

OrganismBombyx mori [Animal]

FamilyBombyxin

Tax ID7091

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide8-13

Bio-Activity Profile

Function

Hormone Endocrine Growth regulation Development regulation

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

RECORD: Rec_0424951 VERIFIED: YES