Peptide Database

Peptide NamePeptide YY

Function Ontology

Cardiovascular ▸ Vascular tone modulation ▸ Vasoactive peptide

Cardiovascular ▸ Vascular tone modulation ▸ Vasoconstrictor activity

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC191H288N54O59

DescriptionStandard

        YPSKPEAPGEDASPEELNRYYASLRHYLNLVTRQRY
    

Molecular Weight4284.66 Da

Isoelectric Point (pI)6.77

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.42

Charge Density (pH 7.0) -0.0041

GRAVY Index-1.24

Hydrophobic Moment 0.67

Boman Index-0.26

Instability Index87.64

Aliphatic Index 59.72

Aromaticity 0.1389

Extinction Coeff. Reduced 7450.00

Extinction Coeff. Oxidized 7450.00

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

Amino Acid Composition

TPSA 1846.80

LogP -17.88

H-bond Donors 64.0

H-bond Acceptors 60.0

Rotatable Bonds 133.0

Heavy Atoms 304.0

Ring Count 10.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0080316 VERIFIED: NO

Provenance & Taxonomy

OrganismOryctolagus cuniculus [Animal]

Tax ID9986

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone

RECORD: Rec_0086492 VERIFIED: YES

Provenance & Taxonomy

OrganismOryctolagus cuniculus [Animal]

FamilyPeptide YY

Tax ID9986

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

C-TermAmidation

Other Mods13:Phosphoserine

Bio-Activity Profile

Function

Hormone Endocrine Vasoactive Vasoconstrictor

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