Peptide Database

Peptide NameInsulin-like 3 A chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length25 amino acids

Chemical FormulaC106H173N31O36S4

DescriptionStandard

        AAASNPARYCCLSGCSQQDLLTLCP
    

Molecular Weight2585.95 Da

Isoelectric Point (pI)5.85

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.49

Charge Density (pH 7.0) -0.0097

GRAVY Index0.24

Hydrophobic Moment 0.34

Boman Index0.09

Instability Index51.66

Aliphatic Index 78.40

Aromaticity 0.0400

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1740.00

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

Amino Acid Composition

TPSA 1073.76

LogP -14.89

H-bond Donors 40.0

H-bond Acceptors 40.0

Rotatable Bonds 79.0

Heavy Atoms 177.0

Ring Count 3.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0087533 VERIFIED: YES

Provenance & Taxonomy

OrganismCallithrix jacchus [Animal]

FamilyInsulin-like

Tax ID9483

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide10-15

Bio-Activity Profile

Function

Hormone Endocrine Receptor modulation

Half-LifeMammalian: 4.4 hour; Yeast: >20 hour; E. coli: >10 hour