Peptide Database

Peptide NameKappaPI-theraphotoxin-Hs1a

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length55 amino acids

Chemical FormulaC264H411N83O75S7

DescriptionStandard

        IDTCRLPSDRGRCKASFERWYFNGRTCAKFIYGGCGGNGNKFPTQEACMKRCAKA
    

Molecular Weight6172.05 Da

Isoelectric Point (pI)9.45

Net Charge (pH 7.0)6.70

Net Charge (pH 7.4) 6.40

Charge Density (pH 7.0) 0.1218

GRAVY Index-0.69

Hydrophobic Moment 0.53

Boman Index-0.19

Instability Index45.76

Aliphatic Index 30.36

Aromaticity 0.1273

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8855.00

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

Amino Acid Composition

TPSA 2597.60

LogP -30.91

H-bond Donors 99.0

H-bond Acceptors 89.0

Rotatable Bonds 204.0

Heavy Atoms 429.0

Ring Count 10.0

Amide Bonds 58.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0038122 VERIFIED: YES

Provenance & Taxonomy

OrganismHaplopelma schmidti [Animal]

Familyvenom Kunitz-type family

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide4-52; 13-35; 27-48

Bio-Activity Profile

Function

Toxin Venom venom Kunitz-type family