Peptide Database

Peptide NamePeptide chain B in PDB 1IWQ

Function Ontology

Binding / Molecular interaction ▸ Binding activity

Binding / Molecular interaction ▸ Protein-protein interaction

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC107H165N27O23

DescriptionStandard

        KKRFSFKKSFKLSGFSFK
    

Molecular Weight2197.62 Da

Isoelectric Point (pI)11.43

Net Charge (pH 7.0)6.75

Net Charge (pH 7.4) 6.54

Charge Density (pH 7.0) 0.3752

GRAVY Index-0.76

Hydrophobic Moment 0.35

Boman Index-0.26

Instability Index-2.21

Aliphatic Index 21.67

Aromaticity 0.2778

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 856.96

LogP -6.46

H-bond Donors 32.0

H-bond Acceptors 30.0

Rotatable Bonds 79.0

Heavy Atoms 157.0

Ring Count 5.0

Amide Bonds 17.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0296586 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Familyprotein-binding peptide

Structure & Mods

Configtopology not specified [Not included yet]

Chiralitystereochemistry not specified [Other]

Bio-Activity Profile

Function

Protein-binding Peptide-protein interaction Structural binding

TargetPDB 1IWQ receptor chain A

MethodProtein-peptide complex structure