Peptide Database

Peptide NameInterleukin-13

Function Ontology

Immunology ▸ Immune modulation ▸ Cytokine modulation

Regulatory peptide ▸ Cell signaling / Growth factor signaling ▸ Growth factor activity

Standard StatusStandard

Sequence Length122 amino acids

Chemical FormulaC590H952N162O170S8

DescriptionStandard

        LTCLGGFASPGPVPPSTALRELIEELVNITQNQKAPLCNGSMVWSINLTAGMYCAALESLINVSGCSAIEKTQRMLSGFCPHKVSAGQFSSLHVRDTKIEVAQFVKDLLLHLKKLFREGRFN
    

Molecular Weight13291.37 Da

Isoelectric Point (pI)8.70

Net Charge (pH 7.0)2.99

Net Charge (pH 7.4) 2.53

Charge Density (pH 7.0) 0.0245

GRAVY Index0.12

Hydrophobic Moment 0.68

Boman Index0.11

Instability Index42.70

Aliphatic Index 96.72

Aromaticity 0.0656

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7240.00

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

Amino Acid Composition

TPSA 5298.98

LogP -52.84

H-bond Donors 186.0

H-bond Acceptors 184.0

Rotatable Bonds 442.0

Heavy Atoms 930.0

Ring Count 18.0

Amide Bonds 132.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0297375 VERIFIED: YES

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

FamilyIL-4/IL-13 family

Tax ID9606; 0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide38-66; 54-80

Bio-Activity Profile

Function

Cytokine Growth factor IL-4 IL-13 family Growth factor signaling