Peptide Database

Peptide NameGlucagon

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC153H223N45O50S

DescriptionStandard

        HSQGTFTNDYTKYQDSRRAQDFVQWLMSN
    

Molecular Weight3524.74 Da

Isoelectric Point (pI)6.75

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.41

Charge Density (pH 7.0) -0.0053

GRAVY Index-1.33

Hydrophobic Moment 0.66

Boman Index-0.27

Instability Index72.64

Aliphatic Index 26.90

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 1604.69

LogP -19.84

H-bond Donors 56.0

H-bond Acceptors 52.0

Rotatable Bonds 115.0

Heavy Atoms 249.0

Ring Count 7.0

Amide Bonds 34.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0140210 VERIFIED: YES

Provenance & Taxonomy

OrganismPolypterus senegalus [Animal]

FamilyGlucagon

Tax ID55291

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

RECORD: Rec_0199489 VERIFIED: NO