Peptide Database

Peptide NameBeta-SG neuropeptide

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC98H147N23O32S

DescriptionStandard

        SLSYEDKMFDNVEFTPRL
    

Molecular Weight2191.42 Da

Isoelectric Point (pI)4.32

Net Charge (pH 7.0)-2.53

Net Charge (pH 7.4) -2.75

Charge Density (pH 7.0) -0.1408

GRAVY Index-0.66

Hydrophobic Moment 0.49

Boman Index-0.11

Instability Index32.02

Aliphatic Index 59.44

Aromaticity 0.1667

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 910.36

LogP -7.61

H-bond Donors 31.0

H-bond Acceptors 31.0

Rotatable Bonds 71.0

Heavy Atoms 154.0

Ring Count 4.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0204478 VERIFIED: YES

Provenance & Taxonomy

OrganismAgrotis ipsilon [Animal]

FamilyBeta-SG neuropeptide

Tax ID56364

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0285103 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_0310403 VERIFIED: NO

Provenance & Taxonomy

OrganismAgrotis ipsilon [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0418703 VERIFIED: NO

Provenance & Taxonomy

OrganismAgrotis ipsilon [Animal]

FamilyPyrokinin

Tax ID56364

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Invertebrate neurohormone