Peptide Database

Peptide NameInsulin B chain'

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length41 amino acids

Chemical FormulaC195H305N63O57S4

DescriptionStandard

        NFEHSCNGYMRPHPRGLCGEDLHVIISNLCSSLGGNRRFLA
    

Molecular Weight4572.16 Da

Isoelectric Point (pI)7.99

Net Charge (pH 7.0)1.00

Net Charge (pH 7.4) 0.59

Charge Density (pH 7.0) 0.0243

GRAVY Index-0.31

Hydrophobic Moment 0.54

Boman Index-0.02

Instability Index37.90

Aliphatic Index 76.10

Aromaticity 0.0732

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 1928.79

LogP -22.44

H-bond Donors 70.0

H-bond Acceptors 65.0

Rotatable Bonds 148.0

Heavy Atoms 319.0

Ring Count 8.0

Amide Bonds 44.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0034193 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyInsulin

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Metabolic

RECORD: Rec_0208475 VERIFIED: YES