Peptide Database

Peptide NameMMG2-DPb

Function Ontology

Metabolic ▸ Appetite and feeding regulation ▸ Feeding regulator

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC41H63N11O10

DescriptionStandard

        QPPLPRY
    

Molecular Weight870.01 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.1084

GRAVY Index-1.47

Hydrophobic Moment 0.43

Boman Index-0.24

Instability Index69.57

Aliphatic Index 55.71

Aromaticity 0.1429

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 336.77

LogP -1.65

H-bond Donors 10.0

H-bond Acceptors 11.0

Rotatable Bonds 21.0

Heavy Atoms 62.0

Ring Count 4.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0025393 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyMyomodulin

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermPyroglutamate

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Myoactive peptide

RECORD: Rec_0241824 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyMMG2-DPb

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

N-TermPyroglutamate

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator Metabolic regulation Physiological regulation Myotropic Feeding regulator

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

RECORD: Rec_0258334 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/