Peptide Database

Peptide NameSomatostatin 28

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC137H210N40O39S2

DescriptionStandard

        SANSSPALAPRERKAGCKNFFWKTFTSC
    

Molecular Weight3105.51 Da

Isoelectric Point (pI)9.85

Net Charge (pH 7.0)3.44

Net Charge (pH 7.4) 3.20

Charge Density (pH 7.0) 0.1229

GRAVY Index-0.57

Hydrophobic Moment 0.37

Boman Index-0.12

Instability Index53.96

Aliphatic Index 28.21

Aromaticity 0.1429

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

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

Amino Acid Composition

TPSA 1293.95

LogP -16.17

H-bond Donors 48.0

H-bond Acceptors 45.0

Rotatable Bonds 98.0

Heavy Atoms 218.0

Ring Count 7.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0332743 VERIFIED: NO

Provenance & Taxonomy

OrganismRana ridibunda [Animal]

FamilySomatostatin

Structure & Mods

Configdisulfide-stabilized linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide17-28

Bio-Activity Profile

Function

Hormone