Peptide Database

Peptide NameBombyxin-related peptide B chain B

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length23 amino acids

Chemical FormulaC107H164N30O37S3

DescriptionStandard

        NNYCGRHLSETLAYMCPELEGAS
    

Molecular Weight2558.82 Da

Isoelectric Point (pI)4.75

Net Charge (pH 7.0)-2.17

Net Charge (pH 7.4) -2.46

Charge Density (pH 7.0) -0.0942

GRAVY Index-0.46

Hydrophobic Moment 0.52

Boman Index0.01

Instability Index57.66

Aliphatic Index 59.57

Aromaticity 0.0870

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3105.00

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

Amino Acid Composition

TPSA 1084.54

LogP -12.54

H-bond Donors 39.0

H-bond Acceptors 39.0

Rotatable Bonds 81.0

Heavy Atoms 177.0

Ring Count 4.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0407406 VERIFIED: YES

Provenance & Taxonomy

OrganismAgrius convolvuli [Animal]

FamilyBombyxin-related peptide B chain

Tax ID55055

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Growth regulation Development regulation

Half-LifeMammalian: 1.4 hour; Yeast: 3 min; E. coli: >10 hour