Peptide Database

Peptide NameProlactin-releasing peptide, PrRP31

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic ▸ Appetite and feeding regulation ▸ Feeding regulator

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological modulation

Regulatory peptide ▸ Biological regulation

Regulatory peptide ▸ Cell-cell communication

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC157H243N53O42S

DescriptionStandard

        SRAHQHSMEIRTPDINPAWYAGRGIRPVGRF
    

Molecular Weight3577.00 Da

Isoelectric Point (pI)11.42

Net Charge (pH 7.0)2.64

Net Charge (pH 7.4) 2.33

Charge Density (pH 7.0) 0.0851

GRAVY Index-0.83

Hydrophobic Moment 0.91

Boman Index-0.17

Instability Index34.06

Aliphatic Index 56.77

Aromaticity 0.0968

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 1534.30

LogP -16.03

H-bond Donors 55.0

H-bond Acceptors 48.0

Rotatable Bonds 111.0

Heavy Atoms 253.0

Ring Count 9.0

Amide Bonds 32.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0352046 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Cell-Cell Communication

RECORD: Rec_0397793 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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