Peptide Database

Peptide NameSecalethionin

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length45 amino acids

Chemical FormulaC204H345N63O63S8

DescriptionStandard

        KSCCKSTLGRDCYDLCRGRGAEKLCAELCRCKITSGLSCPKDFPK
    

Molecular Weight4944.83 Da

Isoelectric Point (pI)8.90

Net Charge (pH 7.0)4.68

Net Charge (pH 7.4) 4.35

Charge Density (pH 7.0) 0.1041

GRAVY Index-0.44

Hydrophobic Moment 0.70

Boman Index-0.23

Instability Index26.98

Aliphatic Index 56.44

Aromaticity 0.0444

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1990.00

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

Amino Acid Composition

TPSA 2057.97

LogP -25.08

H-bond Donors 82.0

H-bond Acceptors 76.0

Rotatable Bonds 169.0

Heavy Atoms 338.0

Ring Count 4.0

Amide Bonds 44.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0028811 VERIFIED: YES

Provenance & Taxonomy

OrganismSecale cereale [Plant]

FamilyThionin

Tax ID4550

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfidemultiple disulfide bonds reported, sites not specified

Bio-Activity Profile

Function

Toxin

RECORD: Rec_0253436 VERIFIED: NO