Peptide Database

Peptide NameUnnamed

Function Ontology

Antimicrobial

Neurological / Signaling ▸ Analgesic/opioid activity ▸ Opioid

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length5 amino acids

Chemical FormulaC24H29N5O7

DescriptionStandard

        GFYGG
    

Molecular Weight499.52 Da

Isoelectric Point (pI)5.52

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0482

GRAVY Index0.06

Hydrophobic Moment 0.23

Boman Index0.58

Instability Index80.90

Aliphatic Index 0.00

Aromaticity 0.4000

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 199.95

LogP -1.58

H-bond Donors 7.0

H-bond Acceptors 7.0

Rotatable Bonds 13.0

Heavy Atoms 36.0

Ring Count 2.0

Amide Bonds 4.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0066542 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_0263925 VERIFIED: NO

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

FamilyYGGW-amide related peptide

Tax ID6239

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Opioid Neuropeptide

RECORD: Rec_0301012 VERIFIED: NO

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

Tax ID6239

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0388270 VERIFIED: YES

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

FamilyGFYGG-amide

Tax ID6239

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Antimicrobial Neuropeptide Neuromodulator

Half-LifeMammalian: 30 hour; Yeast: >20 hour; E. coli: >10 hour