Peptide Database

Peptide NameProbable insulin-like peptide 7 A chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC170H253N51O61S4

DescriptionStandard

        SDGNTPSISNECCTKAGCTWEEYAEYCPSNKRRNHY
    

Molecular Weight4115.39 Da

Isoelectric Point (pI)5.57

Net Charge (pH 7.0)-1.48

Net Charge (pH 7.4) -1.82

Charge Density (pH 7.0) -0.0412

GRAVY Index-1.32

Hydrophobic Moment 0.40

Boman Index-0.27

Instability Index110.01

Aliphatic Index 16.39

Aromaticity 0.1111

Extinction Coeff. Reduced 9970.00

Extinction Coeff. Oxidized 10220.00

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

Amino Acid Composition

TPSA 1845.71

LogP -25.69

H-bond Donors 68.0

H-bond Acceptors 65.0

Rotatable Bonds 130.0

Heavy Atoms 286.0

Ring Count 8.0

Amide Bonds 39.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0292973 VERIFIED: YES

Provenance & Taxonomy

OrganismDrosophila melanogaster [Animal]

FamilyProbable insulin-like peptide

Tax ID7227

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide12-18

Bio-Activity Profile

Function

Hormone Endocrine Receptor modulation

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour