Peptide Database

Peptide NameInsulin-1 B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC142H218N42O41S2

DescriptionStandard

        ISSQHLCGSHLVEALNLVCGDRGFFYNPR
    

Molecular Weight3233.64 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 Index0.04

Hydrophobic Moment 0.45

Boman Index0.09

Instability Index25.06

Aliphatic Index 90.69

Aromaticity 0.1034

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1615.00

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

Amino Acid Composition

TPSA 1335.28

LogP -13.98

H-bond Donors 48.0

H-bond Acceptors 45.0

Rotatable Bonds 103.0

Heavy Atoms 227.0

Ring Count 6.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0304669 VERIFIED: NO

Provenance & Taxonomy

OrganismThunnus orientalis [Animal]

FamilyInsulin

Tax ID8238

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

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

RECORD: Rec_0354410 VERIFIED: NO