Peptide Database

Peptide NameSomatostatin-25

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length25 amino acids

Chemical FormulaC128H193N37O36S2

DescriptionStandard

        SVDNLPPRDRKAGCKNFYWKGFTSC
    

Molecular Weight2890.26 Da

Isoelectric Point (pI)9.30

Net Charge (pH 7.0)2.44

Net Charge (pH 7.4) 2.19

Charge Density (pH 7.0) 0.0975

GRAVY Index-0.91

Hydrophobic Moment 0.41

Boman Index-0.21

Instability Index25.49

Aliphatic Index 31.20

Aromaticity 0.1600

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7115.00

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

Amino Acid Composition

TPSA 1203.49

LogP -12.97

H-bond Donors 44.0

H-bond Acceptors 41.0

Rotatable Bonds 91.0

Heavy Atoms 203.0

Ring Count 7.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0171977 VERIFIED: NO

Provenance & Taxonomy

OrganismOncorhynchus kisutch [Animal]

FamilySomatostatin

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide14-25

Bio-Activity Profile

Function

Hormone