Peptide Database

Peptide NameOSTN (81-102)

Function Ontology

Immunology ▸ Immune cell migration ▸ Chemotactic peptide

Immunology ▸ Immune modulation ▸ Immunomodulatory activity

Neurological / Signaling ▸ Receptor modulation ▸ Agonist

Neurological / Signaling ▸ Signaling peptide

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC102H162N32O32

DescriptionStandard

        KRSFSGFGSPLDRLSAGSVDHK
    

Molecular Weight2348.57 Da

Isoelectric Point (pI)9.99

Net Charge (pH 7.0)1.85

Net Charge (pH 7.4) 1.59

Charge Density (pH 7.0) 0.0840

GRAVY Index-0.66

Hydrophobic Moment 0.59

Boman Index-0.15

Instability Index64.81

Aliphatic Index 53.18

Aromaticity 0.0909

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 1045.90

LogP -14.11

H-bond Donors 38.0

H-bond Acceptors 35.0

Rotatable Bonds 78.0

Heavy Atoms 166.0

Ring Count 4.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0138602 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyGtoPdb peptide ligand

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Receptor agonist Chemotactic Immunomodulatory Signaling peptide

Targetchemerin receptor 2 (Human)

Activity660 nM

MethodEC50