Peptide Database

Peptide NameCholecystokinin 7, CCK-L

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC46H58N8O11S

DescriptionStandard

        YLGWMDF
    

Molecular Weight931.06 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.1771

GRAVY Index0.34

Hydrophobic Moment 0.17

Boman Index0.51

Instability Index49.26

Aliphatic Index 55.71

Aromaticity 0.4286

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 311.24

LogP 1.13

H-bond Donors 11.0

H-bond Acceptors 11.0

Rotatable Bonds 26.0

Heavy Atoms 66.0

Ring Count 4.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0187774 VERIFIED: NO

Provenance & Taxonomy

OrganismOncorhynchus mykiss,Salmo gairdnery [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone

RECORD: Rec_0274780 VERIFIED: YES

Provenance & Taxonomy

OrganismOncorhynchus mykiss [Animal]

FamilyCCK

Tax ID8022

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator

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