Peptide Database

Peptide NameInsulin-like 3 B' chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length45 amino acids

Chemical FormulaC203H319N67O63S2

DescriptionStandard

        GPAAAQEAPEKLCGHHFVRALVRLCGGPRWSSEEDGRPVAGGDRE
    

Molecular Weight4770.25 Da

Isoelectric Point (pI)6.09

Net Charge (pH 7.0)-1.06

Net Charge (pH 7.4) -1.41

Charge Density (pH 7.0) -0.0237

GRAVY Index-0.66

Hydrophobic Moment 0.77

Boman Index-0.11

Instability Index65.80

Aliphatic Index 58.67

Aromaticity 0.0444

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

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

Amino Acid Composition

TPSA 2061.88

LogP -23.87

H-bond Donors 73.0

H-bond Acceptors 66.0

Rotatable Bonds 152.0

Heavy Atoms 335.0

Ring Count 9.0

Amide Bonds 45.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0367018 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal]

FamilyInsulin-like 3 B' chain

Tax ID9913

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

Other Mods6:Pyrrolidone carboxylic acid

Bio-Activity Profile

Function

Hormone Endocrine Receptor modulation

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