Peptide Database

Peptide NameInsulin B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC163H236N40O41S2

DescriptionStandard

        FVNQHLCGSHLVEALYLVCGERGFFYTPKF
    

Molecular Weight3475.99 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 Index0.24

Instability Index9.85

Aliphatic Index 84.33

Aromaticity 0.2000

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 -7.68

H-bond Donors 46.0

H-bond Acceptors 45.0

Rotatable Bonds 108.0

Heavy Atoms 246.0

Ring Count 9.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0237661 VERIFIED: NO

Provenance & Taxonomy

OrganismPsammomys obesus [Animal]

FamilyInsulin

Tax ID48139

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

Half-LifeMammalian: 1.1 hour; Yeast: 3 min; E. coli: 2 min

RECORD: Rec_0264377 VERIFIED: NO