Peptide Database

Peptide NameRelaxin-3 A chain

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 FormulaC100H163N27O37S4

DescriptionStandard

        DVLAGLSSSCCEWGCSKSQISSLC
    

Molecular Weight2463.78 Da

Isoelectric Point (pI)4.37

Net Charge (pH 7.0)-1.28

Net Charge (pH 7.4) -1.54

Charge Density (pH 7.0) -0.0532

GRAVY Index0.42

Hydrophobic Moment 0.25

Boman Index0.16

Instability Index44.68

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 1033.73

LogP -15.20

H-bond Donors 41.0

H-bond Acceptors 40.0

Rotatable Bonds 81.0

Heavy Atoms 168.0

Ring Count 2.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0371835 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide

Paper数据库级溯源文献：Wang Y, Wang M, Yin S, et al. NeuroPep: a comprehensive resource of neuropeptides. Database (Oxford). 2015:bav038. PMID 25931458; Bin Y, Zhang W, Tang W, et al. Prediction of Neuropeptides from Sequence Information Using Ensemble Classifier and Hybrid Features. J Proteome Res. 2020;19(9):3732-3740. PMID 32786686. PMID25931458;32786686 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/25931458/

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