Peptide Database

Peptide NameTurgencin A

Function Ontology

Annotation / Sequence feature ▸ Peptide structural family ▸ Cyclotide

Anticancer

Venom / Toxin ▸ General toxin ▸ Cytotoxic

Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC151H191N43O7S7

DescriptionStandard

        GPKTKCKMACKLATCGKKPGGWKCKLCELGCDAV
    

Molecular Weight3557.39 Da

Isoelectric Point (pI)9.16

Net Charge (pH 7.0)5.63

Net Charge (pH 7.4) 5.14

Charge Density (pH 7.0) 0.1655

GRAVY Index-0.23

Hydrophobic Moment 0.28

Boman Index-0.05

Instability Index39.06

Aliphatic Index 51.76

Aromaticity 0.0294

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5875.00

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

Amino Acid Composition

TPSA 1107.72

LogP 4.65

H-bond Donors 25.0

H-bond Acceptors 54.0

Rotatable Bonds 68.0

Heavy Atoms 215.0

Ring Count 4.0

Amide Bonds 60.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0427997 VERIFIED: NO

Provenance & Taxonomy

OrganismSynoicum turgens [Animal]

Structure & Mods

Configdisulfide-constrained peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermAmidation

DisulfideCys1-Cys6; Cys2-Cys5; Cys3-Cys4 (cysteine-ordinal connectivity; batch-sequence positions unresolved)

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative Anticancer Cytotoxic