Peptide Database

Peptide NameGlucagon

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC153H226N38O48S

DescriptionStandard

        HSQGSFTSDYSKYLDSKQAKDFVIWLMNT
    

Molecular Weight3397.72 Da

Isoelectric Point (pI)6.75

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.42

Charge Density (pH 7.0) -0.0053

GRAVY Index-0.68

Hydrophobic Moment 0.43

Boman Index-0.04

Instability Index29.82

Aliphatic Index 53.79

Aromaticity 0.1724

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8480.00

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

Amino Acid Composition

TPSA 1423.89

LogP -14.82

H-bond Donors 50.0

H-bond Acceptors 50.0

Rotatable Bonds 112.0

Heavy Atoms 240.0

Ring Count 7.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0172162 VERIFIED: YES

Provenance & Taxonomy

OrganismLampetra fluviatilis [Animal]

FamilyGlucagon

Tax ID7748

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

Half-LifeMammalian: 3.5 hour; Yeast: 10 min; E. coli: >10 hour