Peptide Database

Peptide NameUnnamed

Function Ontology

Cardiovascular

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Neuropeptide Y family

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC190H296N50O59S

DescriptionStandard

        YPTKPESPGPDATPEELAEYMTKIRQYINLVTRQRY
    

Molecular Weight4256.75 Da

Isoelectric Point (pI)6.31

Net Charge (pH 7.0)-0.23

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0065

GRAVY Index-1.12

Hydrophobic Moment 0.72

Boman Index-0.20

Instability Index58.43

Aliphatic Index 56.94

Aromaticity 0.1111

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 5960.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1773.45

LogP -16.14

H-bond Donors 60.0

H-bond Acceptors 60.0

Rotatable Bonds 133.0

Heavy Atoms 300.0

Ring Count 9.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0112217 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyNeuropeptide Y / neuropeptide F

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/

RECORD: Rec_0126659 VERIFIED: NO

Provenance & Taxonomy

OrganismVaranus varius [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Toxin

RECORD: Rec_0141771 VERIFIED: YES

Provenance & Taxonomy

OrganismVaranus eremius [Animal]

FamilyGoannatyrotoxin-Vere1

Tax ID62040

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Endocrine Cardiovascular

Half-LifeMammalian: 2.8 hour; Yeast: 10 min; E. coli: 2 min

RECORD: Rec_0290663 VERIFIED: NO

Provenance & Taxonomy

OrganismVaranus eremius [Animal]

FamilyNPY

Tax ID62040

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

NPY-family Neuropeptide Neuromodulator