Peptide Database

Peptide NamePEN-20

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic ▸ Appetite and feeding regulation ▸ Feeding regulator

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide precursor

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC91H148N22O32

DescriptionStandard

        SVDQDLGPEVPPENVLGALL
    

Molecular Weight2062.28 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-4.53

Net Charge (pH 7.4) -4.74

Charge Density (pH 7.0) -0.2266

GRAVY Index0.11

Hydrophobic Moment 0.26

Boman Index0.22

Instability Index44.01

Aliphatic Index 126.50

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 845.46

LogP -7.62

H-bond Donors 25.0

H-bond Acceptors 28.0

Rotatable Bonds 63.0

Heavy Atoms 145.0

Ring Count 3.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0285675 VERIFIED: YES

Provenance & Taxonomy

OrganismMus musculus [Animal]

FamilyPEN

Tax ID10090

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator Metabolic regulation Physiological regulation Feeding regulator

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0323103 VERIFIED: NO