Peptide Database

Peptide NameCalcitonin

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length32 amino acids

Chemical FormulaC159H233N45O46S3

DescriptionStandard

        CSNLSTCVLSAYWRNLNNFHRFSGMGFGPETP
    

Molecular Weight3607.02 Da

Isoelectric Point (pI)8.07

Net Charge (pH 7.0)0.83

Net Charge (pH 7.4) 0.54

Charge Density (pH 7.0) 0.0259

GRAVY Index-0.26

Hydrophobic Moment 0.71

Boman Index0.07

Instability Index8.68

Aliphatic Index 48.75

Aromaticity 0.1562

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7115.00

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

Amino Acid Composition

TPSA 1467.38

LogP -17.25

H-bond Donors 53.0

H-bond Acceptors 51.0

Rotatable Bonds 110.0

Heavy Atoms 253.0

Ring Count 9.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0033583 VERIFIED: YES

Provenance & Taxonomy

OrganismSus scrofa [Animal]

FamilyCalcitonin

Tax ID9823

Structure & Mods

Configdisulfide-constrained peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Disulfide1-7

Bio-Activity Profile

Function

Hormone Endocrine

Half-LifeMammalian: 1.2 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0126421 VERIFIED: NO