Peptide Database

Peptide NameSomatostatin 14

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ Inhibitory neuropeptide

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Inhibitory neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC68H93N15O16S

DescriptionStandard

        KNFFWKTFTSC
    

Molecular Weight1408.62 Da

Isoelectric Point (pI)9.31

Net Charge (pH 7.0)1.75

Net Charge (pH 7.4) 1.53

Charge Density (pH 7.0) 0.1589

GRAVY Index-0.32

Hydrophobic Moment 0.32

Boman Index0.06

Instability Index36.28

Aliphatic Index 0.00

Aromaticity 0.3636

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 525.93

LogP -3.48

H-bond Donors 20.0

H-bond Acceptors 19.0

Rotatable Bonds 43.0

Heavy Atoms 100.0

Ring Count 5.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0154806 VERIFIED: YES

Provenance & Taxonomy

OrganismCoturnix japonica [Animal]

FamilySomatostatin

Tax ID93934

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine

Half-LifeMammalian: 1.3 hour; Yeast: 3 min; E. coli: 2 min

RECORD: Rec_0324613 VERIFIED: YES