Peptide Database

Peptide NameGlucagon I

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC168H253N45O51S

DescriptionStandard

        HSQGMFTNDYSKYLEEKRAKEFVEWLKNGKS
    

Molecular Weight3751.14 Da

Isoelectric Point (pI)8.31

Net Charge (pH 7.0)0.85

Net Charge (pH 7.4) 0.58

Charge Density (pH 7.0) 0.0275

GRAVY Index-1.34

Hydrophobic Moment 0.63

Boman Index-0.26

Instability Index20.88

Aliphatic Index 37.74

Aromaticity 0.1613

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 1609.94

LogP -14.99

H-bond Donors 56.0

H-bond Acceptors 54.0

Rotatable Bonds 130.0

Heavy Atoms 265.0

Ring Count 7.0

Amide Bonds 33.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0285701 VERIFIED: NO

Provenance & Taxonomy

OrganismPolyodon spathula [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone