Peptide Database

Peptide NameLymna DFamide 2

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC67H94N16O23

DescriptionStandard

        PYDRISSSAFSDF
    

Molecular Weight1491.56 Da

Isoelectric Point (pI)4.21

Net Charge (pH 7.0)-1.04

Net Charge (pH 7.4) -1.10

Charge Density (pH 7.0) -0.0800

GRAVY Index-0.44

Hydrophobic Moment 0.48

Boman Index-0.02

Instability Index45.48

Aliphatic Index 37.69

Aromaticity 0.2308

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 636.18

LogP -7.68

H-bond Donors 24.0

H-bond Acceptors 22.0

Rotatable Bonds 45.0

Heavy Atoms 106.0

Ring Count 4.0

Amide Bonds 12.0

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_0049306 VERIFIED: NO

Provenance & Taxonomy

OrganismLymnaea stagnalis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0196078 VERIFIED: YES

Provenance & Taxonomy

OrganismLymnaea stagnalis [Animal]

Tax ID6523

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

-

RECORD: Rec_0304223 VERIFIED: YES

Provenance & Taxonomy

OrganismLymnaea stagnalis [Animal]

FamilyLymna-DF-amide

Tax ID6523

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

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

RECORD: Rec_0309695 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/