Peptide Database

Peptide NameUnnamed

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ Myoinhibitory peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC39H64N14O9

DescriptionStandard

        VAAGRPRF
    

Molecular Weight873.01 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)1.73

Net Charge (pH 7.4) 1.52

Charge Density (pH 7.0) 0.2167

GRAVY Index-0.05

Hydrophobic Moment 0.13

Boman Index-0.12

Instability Index23.40

Aliphatic Index 61.25

Aromaticity 0.1250

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 382.03

LogP -3.61

H-bond Donors 14.0

H-bond Acceptors 11.0

Rotatable Bonds 25.0

Heavy Atoms 62.0

Ring Count 2.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0039802 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_0286122 VERIFIED: NO

Provenance & Taxonomy

OrganismRhodnius prolixus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0286902 VERIFIED: YES

Provenance & Taxonomy

OrganismRhodnius prolixus [Animal]

FamilyMyosuppressin

Tax ID13249

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Myoinhibitory peptide

RECORD: Rec_0348614 VERIFIED: YES

Provenance & Taxonomy

OrganismRhodnius prolixus [Animal]

FamilyLong neuropeptide F

Tax ID13249

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

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