Peptide Database

Peptide NameSelank

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC33H57N11O9

DescriptionStandard

        TKPRPGP
    

Molecular Weight751.87 Da

Isoelectric Point (pI)11.00

Net Charge (pH 7.0)1.40

Net Charge (pH 7.4) 1.21

Charge Density (pH 7.0) 0.1996

GRAVY Index-2.04

Hydrophobic Moment 0.25

Boman Index-0.46

Instability Index14.54

Aliphatic Index 0.00

Aromaticity 0.0000

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 319.70

LogP -3.77

H-bond Donors 10.0

H-bond Acceptors 11.0

Rotatable Bonds 19.0

Heavy Atoms 53.0

Ring Count 3.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0028876 VERIFIED: YES

Provenance & Taxonomy

OrganismRattus norvegicus [Animal]

FamilySelank

Tax ID10116

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

Half-LifeMammalian: 7.2 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0379347 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/