Peptide Database

Peptide NameNigroain-K2

Function Ontology

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Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC150H256N42O37S2

DescriptionStandard

        LWNSIKIAGKKLFVNVLDKIRCKVAGGCKT
    

Molecular Weight3304.03 Da

Isoelectric Point (pI)10.05

Net Charge (pH 7.0)5.74

Net Charge (pH 7.4) 5.49

Charge Density (pH 7.0) 0.1912

GRAVY Index0.23

Hydrophobic Moment 0.65

Boman Index0.05

Instability Index5.98

Aliphatic Index 113.67

Aromaticity 0.0667

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

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

Amino Acid Composition

TPSA 1304.97

LogP -9.90

H-bond Donors 48.0

H-bond Acceptors 45.0

Rotatable Bonds 116.0

Heavy Atoms 231.0

Ring Count 3.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0316745 VERIFIED: YES

Provenance & Taxonomy

OrganismOdorrana ishikawae [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)