Peptide Database

Peptide NameProbable insulin-like peptide 6 B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length33 amino acids

Chemical FormulaC150H252N42O50S4

DescriptionStandard

        SPLAPTEYEQRRMMCSTGLSDVIQKICVSGTVA
    

Molecular Weight3572.12 Da

Isoelectric Point (pI)5.90

Net Charge (pH 7.0)-0.55

Net Charge (pH 7.4) -0.80

Charge Density (pH 7.0) -0.0168

GRAVY Index0.02

Hydrophobic Moment 0.57

Boman Index0.04

Instability Index44.72

Aliphatic Index 79.70

Aromaticity 0.0303

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1615.00

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

Amino Acid Composition

TPSA 1486.68

LogP -17.80

H-bond Donors 54.0

H-bond Acceptors 54.0

Rotatable Bonds 117.0

Heavy Atoms 246.0

Ring Count 3.0

Amide Bonds 34.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0413707 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: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour