Peptide Database

Peptide NameRelaxin-3

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological modulation

Regulatory peptide ▸ Cell-cell communication

Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC101H167N27O36S4

DescriptionStandard

        DVLAGLSSSCCKWGCSKSEISSLC
    

Molecular Weight2463.83 Da

Isoelectric Point (pI)6.04

Net Charge (pH 7.0)-0.28

Net Charge (pH 7.4) -0.54

Charge Density (pH 7.0) -0.0116

GRAVY Index0.41

Hydrophobic Moment 0.30

Boman Index0.14

Instability Index58.97

Aliphatic Index 81.25

Aromaticity 0.0417

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5750.00

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

Amino Acid Composition

TPSA 1016.66

LogP -14.34

H-bond Donors 41.0

H-bond Acceptors 40.0

Rotatable Bonds 82.0

Heavy Atoms 168.0

Ring Count 2.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0381755 VERIFIED: YES

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

FamilyRelaxin

Tax ID9606

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide10-15

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator Receptor modulation

Half-LifeMammalian: 1.1 hour; Yeast: 3 min; E. coli: >10 hour

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