Peptide Database

Peptide NameRFamide ligand for orphan G-protein-coupled receptor SP9155, P552

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length28 amino acids

Chemical FormulaC133H217N45O37S

DescriptionStandard

        ASQPQALLVIARGLQTSGREHAGCRFRF
    

Molecular Weight3070.49 Da

Isoelectric Point (pI)11.52

Net Charge (pH 7.0)2.88

Net Charge (pH 7.4) 2.62

Charge Density (pH 7.0) 0.1027

GRAVY Index-0.17

Hydrophobic Moment 0.74

Boman Index-0.07

Instability Index36.20

Aliphatic Index 80.36

Aromaticity 0.0714

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 1343.77

LogP -15.73

H-bond Donors 49.0

H-bond Acceptors 42.0

Rotatable Bonds 101.0

Heavy Atoms 216.0

Ring Count 4.0

Amide Bonds 30.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0137124 VERIFIED: NO

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

Tax ID9606

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide