Peptide Database

Peptide NamePancreatic polypeptide YG(aPY)

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC189H280N54O57

DescriptionStandard

        YPPKPETPGSNASPEDWASYQAAVRHYVNLITRQRYG
    

Molecular Weight4220.57 Da

Isoelectric Point (pI)8.39

Net Charge (pH 7.0)0.85

Net Charge (pH 7.4) 0.58

Charge Density (pH 7.0) 0.0229

GRAVY Index-1.08

Hydrophobic Moment 0.73

Boman Index-0.14

Instability Index56.60

Aliphatic Index 47.57

Aromaticity 0.1351

Extinction Coeff. Reduced 11460.00

Extinction Coeff. Oxidized 11460.00

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

Amino Acid Composition

TPSA 1789.49

LogP -19.24

H-bond Donors 61.0

H-bond Acceptors 59.0

Rotatable Bonds 125.0

Heavy Atoms 300.0

Ring Count 12.0

Amide Bonds 40.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0143875 VERIFIED: YES

Provenance & Taxonomy

OrganismLophius americanus [Animal]

FamilyPancreatic polypeptide YG(aPY)

Tax ID8073

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine

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

RECORD: Rec_0364484 VERIFIED: NO