Peptide Database

Peptide NameInsulin B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC154H234N40O41S2

DescriptionStandard

        LVNQHLCGSHLVEALYLVCGERGFFYTPKA
    

Molecular Weight3365.88 Da

Isoelectric Point (pI)6.90

Net Charge (pH 7.0)-0.08

Net Charge (pH 7.4) -0.42

Charge Density (pH 7.0) -0.0028

GRAVY Index0.34

Hydrophobic Moment 0.43

Boman Index0.22

Instability Index9.85

Aliphatic Index 100.67

Aromaticity 0.1333

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3105.00

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

Amino Acid Composition

TPSA 1285.41

LogP -9.09

H-bond Donors 46.0

H-bond Acceptors 45.0

Rotatable Bonds 106.0

Heavy Atoms 237.0

Ring Count 7.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0345146 VERIFIED: YES

Provenance & Taxonomy

OrganismDidelphis virginiana [Animal]

FamilyInsulin

Tax ID9267

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

Half-LifeMammalian: 5.5 hour; Yeast: 3 min; E. coli: 2 min

RECORD: Rec_0346596 VERIFIED: YES