Peptide Database

Peptide NameProbable insulin-like peptide beta-type 1

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological modulation

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length55 amino acids

Chemical FormulaC254H408N70O80S9

DescriptionStandard

        VPAGEVRACGRRLLLFVWSTCGEPCTPQEDMDIATVCCTTQCTPSYIKQACCPEK
    

Molecular Weight6010.96 Da

Isoelectric Point (pI)5.06

Net Charge (pH 7.0)-1.33

Net Charge (pH 7.4) -1.68

Charge Density (pH 7.0) -0.0243

GRAVY Index-0.02

Hydrophobic Moment 0.52

Boman Index0.03

Instability Index81.07

Aliphatic Index 63.82

Aromaticity 0.0545

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7490.00

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

Amino Acid Composition

TPSA 2379.44

LogP -26.43

H-bond Donors 89.0

H-bond Acceptors 88.0

Rotatable Bonds 188.0

Heavy Atoms 413.0

Ring Count 9.0

Amide Bonds 57.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0237027 VERIFIED: YES

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

FamilyProbable insulin-like peptide beta-type

Tax ID6239

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide9-38; 21-51; 25-52; 37-42

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator Growth regulation Development regulation Receptor modulation

Half-LifeMammalian: 100 hour; Yeast: >20 hour; E. coli: >10 hour