Peptide Database

Peptide NameCholecystokinin 45

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length45 amino acids

Chemical FormulaC227H367N69O68S2

DescriptionStandard

        SSLTELLARIISTKGTYRRSPSPKSKSMGNNHRIKDRDYLGWMDF
    

Molecular Weight5214.89 Da

Isoelectric Point (pI)10.27

Net Charge (pH 7.0)4.55

Net Charge (pH 7.4) 4.28

Charge Density (pH 7.0) 0.1011

GRAVY Index-0.91

Hydrophobic Moment 0.61

Boman Index-0.24

Instability Index57.99

Aliphatic Index 62.89

Aromaticity 0.0889

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8480.00

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

Amino Acid Composition

TPSA 2262.33

LogP -25.73

H-bond Donors 83.0

H-bond Acceptors 76.0

Rotatable Bonds 176.0

Heavy Atoms 366.0

Ring Count 8.0

Amide Bonds 46.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0174264 VERIFIED: NO

Provenance & Taxonomy

OrganismCarassius auratus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone