Peptide Database

Peptide NameUnnamed

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC130H189N29O38S5

DescriptionStandard

        QFSESLPEECCKYGCPRYYLLMYC
    

Molecular Weight2926.39 Da

Isoelectric Point (pI)4.79

Net Charge (pH 7.0)-1.28

Net Charge (pH 7.4) -1.55

Charge Density (pH 7.0) -0.0532

GRAVY Index-0.28

Hydrophobic Moment 0.40

Boman Index0.02

Instability Index82.86

Aliphatic Index 48.75

Aromaticity 0.2083

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 6210.00

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

Amino Acid Composition

TPSA 1079.33

LogP -6.92

H-bond Donors 41.0

H-bond Acceptors 42.0

Rotatable Bonds 90.0

Heavy Atoms 202.0

Ring Count 7.0

Amide Bonds 24.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0146156 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/

RECORD: Rec_0205165 VERIFIED: NO

Provenance & Taxonomy

OrganismOryctolagus cuniculus [Animal]

FamilyInsulin

Tax ID9986

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermPyroglutamate

Bio-Activity Profile

Function

Hormone Metabolic

RECORD: Rec_0361851 VERIFIED: YES

Provenance & Taxonomy

OrganismOryctolagus cuniculus [Animal]

FamilyRelaxin-like protein SQ10

Tax ID9986

Structure & Mods

Configlinear peptide with reported disulfide constraint [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide10-15

Bio-Activity Profile

Function

Hormone Endocrine

Half-LifeMammalian: 0.8 hour; Yeast: 10 min; E. coli: >10 hour