Peptide Database

Peptide NameInsulin B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC146H215N39O41S2

DescriptionStandard

        ADPQHLCGSHLVDALYLVCGDRGFFYNPK
    

Molecular Weight3236.64 Da

Isoelectric Point (pI)5.99

Net Charge (pH 7.0)-1.05

Net Charge (pH 7.4) -1.37

Charge Density (pH 7.0) -0.0362

GRAVY Index-0.08

Hydrophobic Moment 0.36

Boman Index0.12

Instability Index12.91

Aliphatic Index 80.69

Aromaticity 0.1379

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 1264.59

LogP -10.46

H-bond Donors 44.0

H-bond Acceptors 44.0

Rotatable Bonds 99.0

Heavy Atoms 228.0

Ring Count 8.0

Amide Bonds 30.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0340322 VERIFIED: YES

Provenance & Taxonomy

OrganismMyoxocephalus scorpius [Animal]

FamilyInsulin

Tax ID8097

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

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