Peptide Database

Peptide NameProbable insulin-like peptide 1 B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length40 amino acids

Chemical FormulaC179H282N50O53S4

DescriptionStandard

        MVTPTGSGHQLLPPGNHKLCGPALSDAMDVVCPHGFNTLP
    

Molecular Weight4110.72 Da

Isoelectric Point (pI)6.20

Net Charge (pH 7.0)-1.26

Net Charge (pH 7.4) -1.66

Charge Density (pH 7.0) -0.0314

GRAVY Index0.01

Hydrophobic Moment 0.40

Boman Index0.21

Instability Index26.54

Aliphatic Index 75.50

Aromaticity 0.0250

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 1562.56

LogP -17.53

H-bond Donors 51.0

H-bond Acceptors 59.0

Rotatable Bonds 122.0

Heavy Atoms 286.0

Ring Count 10.0

Amide Bonds 42.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0369752 VERIFIED: YES

Provenance & Taxonomy

OrganismDrosophila melanogaster [Animal]

FamilyProbable insulin-like peptide

Tax ID7227

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Receptor modulation

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