Peptide Database

Peptide NameBombyxin B-11 A chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC146H210N32O37S4

DescriptionStandard

        GPGVVDECCFRPCKLEVLKSFFFFFCD
    

Molecular Weight3133.68 Da

Isoelectric Point (pI)4.94

Net Charge (pH 7.0)-1.27

Net Charge (pH 7.4) -1.54

Charge Density (pH 7.0) -0.0471

GRAVY Index0.59

Hydrophobic Moment 0.43

Boman Index0.22

Instability Index25.52

Aliphatic Index 61.11

Aromaticity 0.2222

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 250.00

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

Amino Acid Composition

TPSA 1085.71

LogP -5.29

H-bond Donors 40.0

H-bond Acceptors 40.0

Rotatable Bonds 97.0

Heavy Atoms 219.0

Ring Count 8.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0065773 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_0314450 VERIFIED: YES