Peptide Database

Peptide NameInsulin-like 3 B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC153H242N46O41S3

DescriptionStandard

        PTPEMREKLCGHHFVRALVRVCGGPLWSTEA
    

Molecular Weight3478.04 Da

Isoelectric Point (pI)8.44

Net Charge (pH 7.0)1.12

Net Charge (pH 7.4) 0.93

Charge Density (pH 7.0) 0.0361

GRAVY Index-0.20

Hydrophobic Moment 0.77

Boman Index0.01

Instability Index24.60

Aliphatic Index 72.26

Aromaticity 0.0645

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

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

Amino Acid Composition

TPSA 1362.21

LogP -11.80

H-bond Donors 51.0

H-bond Acceptors 47.0

Rotatable Bonds 109.0

Heavy Atoms 243.0

Ring Count 8.0

Amide Bonds 30.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0240244 VERIFIED: YES

Provenance & Taxonomy

OrganismCallithrix jacchus [Animal]

FamilyInsulin-like

Tax ID9483

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Receptor modulation

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