Peptide Database

Peptide NameCholecystokinin - 22

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC116H171N33O37S2

DescriptionStandard

        NLQSLDPSHRISDRDYMGWMDF
    

Molecular Weight2683.93 Da

Isoelectric Point (pI)4.56

Net Charge (pH 7.0)-2.15

Net Charge (pH 7.4) -2.41

Charge Density (pH 7.0) -0.0977

GRAVY Index-0.96

Hydrophobic Moment 0.56

Boman Index-0.16

Instability Index82.58

Aliphatic Index 53.18

Aromaticity 0.1364

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 1150.20

LogP -11.21

H-bond Donors 40.0

H-bond Acceptors 38.0

Rotatable Bonds 86.0

Heavy Atoms 188.0

Ring Count 6.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0332759 VERIFIED: NO

Provenance & Taxonomy

OrganismMus musculus [Animal]

Tax ID10090

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone