Peptide Database

Peptide NameTachykinin-related peptide 4

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Tachykinin peptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC44H71N13O11

DescriptionStandard

        VPNGFLGVR
    

Molecular Weight958.11 Da

Isoelectric Point (pI)9.72

Net Charge (pH 7.0)0.73

Net Charge (pH 7.4) 0.52

Charge Density (pH 7.0) 0.0816

GRAVY Index0.51

Hydrophobic Moment 0.34

Boman Index0.24

Instability Index13.59

Aliphatic Index 107.78

Aromaticity 0.1111

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 392.32

LogP -3.21

H-bond Donors 13.0

H-bond Acceptors 12.0

Rotatable Bonds 28.0

Heavy Atoms 68.0

Ring Count 2.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0005585 VERIFIED: NO

Provenance & Taxonomy

OrganismAedes aegypti [Animal]

FamilyTachykinin

Tax ID7159

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0018525 VERIFIED: YES

Provenance & Taxonomy

OrganismAedes aegypti [Animal]

FamilyTachykinin-related peptide

Tax ID7159

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

Half-LifeMammalian: 100 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0136926 VERIFIED: YES

Provenance & Taxonomy

OrganismAedes aegypti [Animal]

FamilyTachykinin

Tax ID7159

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Tachykinin Neuropeptide Neuromodulator

RECORD: Rec_0224889 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyTachykinin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

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/