Peptide Database

Peptide NamePeptide tyrosine phenylalanine

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Neuropeptide Y family

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC52H81N15O11

DescriptionStandard

        YAIVARPRF
    

Molecular Weight1092.29 Da

Isoelectric Point (pI)10.84

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.55

Charge Density (pH 7.0) 0.1955

GRAVY Index0.36

Hydrophobic Moment 0.05

Boman Index0.02

Instability Index38.79

Aliphatic Index 97.78

Aromaticity 0.2222

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 431.36

LogP -1.76

H-bond Donors 16.0

H-bond Acceptors 13.0

Rotatable Bonds 31.0

Heavy Atoms 78.0

Ring Count 3.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0089750 VERIFIED: YES

Provenance & Taxonomy

OrganismLoligo vulgaris [Animal]

FamilyNPY

Tax ID6622

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

NPY-family Neuropeptide Neuromodulator

RECORD: Rec_0129219 VERIFIED: YES

Provenance & Taxonomy

OrganismLoligo vulgaris [Animal]

FamilyPeptide tyrosine phenylalanine

Tax ID6622

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

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

RECORD: Rec_0200189 VERIFIED: NO

Provenance & Taxonomy

OrganismLoligo vulgaris [Animal] [Animal]; Sepia officinalis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone

RECORD: Rec_0368904 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/