Peptide Database

Peptide NameGastrin

Function Ontology

Gastrointestinal bioactivity

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC196H271N49O53S

DescriptionStandard

        FLPHVFAELSDRKGFVQGNGAVEALHDHFYPDWMDF
    

Molecular Weight4193.61 Da

Isoelectric Point (pI)4.83

Net Charge (pH 7.0)-3.97

Net Charge (pH 7.4) -4.33

Charge Density (pH 7.0) -0.1103

GRAVY Index-0.23

Hydrophobic Moment 0.47

Boman Index0.15

Instability Index13.72

Aliphatic Index 65.00

Aromaticity 0.1944

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 1604.43

LogP -9.87

H-bond Donors 53.0

H-bond Acceptors 53.0

Rotatable Bonds 129.0

Heavy Atoms 299.0

Ring Count 13.0

Amide Bonds 37.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0020155 VERIFIED: YES

Provenance & Taxonomy

OrganismGallus gallus [Animal]

FamilyGastrin/cholecystokinin

Tax ID9031

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Gastrointestinal Neuropeptide

RECORD: Rec_0263193 VERIFIED: YES

Provenance & Taxonomy

OrganismGallus gallus [Animal]

FamilyGastrin

Tax ID9031

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

C-TermAmidation

Other Mods30:Sulfotyrosine

Bio-Activity Profile

Function

Hormone Endocrine

Half-LifeMammalian: 1.1 hour; Yeast: 3 min; E. coli: 2 min