Peptide Database

Peptide NameSomatostatin

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length17 amino acids

Chemical FormulaC82H144N28O19S2

DescriptionStandard

        GRKCIGRFVPILSKCGR
    

Molecular Weight1890.33 Da

Isoelectric Point (pI)10.93

Net Charge (pH 7.0)4.74

Net Charge (pH 7.4) 4.50

Charge Density (pH 7.0) 0.2787

GRAVY Index-0.01

Hydrophobic Moment 0.73

Boman Index-0.15

Instability Index32.07

Aliphatic Index 85.88

Aromaticity 0.0588

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 778.10

LogP -7.51

H-bond Donors 31.0

H-bond Acceptors 26.0

Rotatable Bonds 64.0

Heavy Atoms 131.0

Ring Count 2.0

Amide Bonds 16.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0302147 VERIFIED: NO

Provenance & Taxonomy

OrganismHolothuria scabra [Animal]

FamilySomatostatin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide