Peptide Database

Peptide NameGastrin

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC87H111N19O27S

DescriptionStandard

        QGPWAEEEAAYGWMDF
    

Molecular Weight1886.99 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-4.23

Net Charge (pH 7.4) -4.44

Charge Density (pH 7.0) -0.2645

GRAVY Index-0.81

Hydrophobic Moment 0.27

Boman Index0.17

Instability Index51.42

Aliphatic Index 18.75

Aromaticity 0.2500

Extinction Coeff. Reduced 12490.00

Extinction Coeff. Oxidized 12490.00

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

Amino Acid Composition

TPSA 735.13

LogP -3.77

H-bond Donors 24.0

H-bond Acceptors 24.0

Rotatable Bonds 55.0

Heavy Atoms 134.0

Ring Count 7.0

Amide Bonds 16.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0055535 VERIFIED: YES

Provenance & Taxonomy

OrganismChinchilla chinchilla [Animal]

FamilyGastrin

Tax ID10152

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

N-TermPyroglutamate

C-TermAmidation

Other Mods11:Sulfotyrosine

Bio-Activity Profile

Function

Hormone Endocrine Myotropic

Half-LifeMammalian: 0.8 hour; Yeast: 10 min; E. coli: >10 hour

RECORD: Rec_0162910 VERIFIED: YES