Peptide Database

Peptide NameSulfakinin 3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC67H100N20O24

DescriptionStandard

        GGGGGQTDDYGIGLRF
    

Molecular Weight1569.63 Da

Isoelectric Point (pI)4.21

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.0774

GRAVY Index-0.54

Hydrophobic Moment 0.19

Boman Index0.13

Instability Index41.65

Aliphatic Index 48.75

Aromaticity 0.1250

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 719.87

LogP -9.77

H-bond Donors 25.0

H-bond Acceptors 23.0

Rotatable Bonds 51.0

Heavy Atoms 111.0

Ring Count 2.0

Amide Bonds 16.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0280265 VERIFIED: NO

Provenance & Taxonomy

OrganismTetrodontophora bielanensis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide