Peptide Database

Peptide NameBlocker Ca channels, omega-As2b

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length44 amino acids

Chemical FormulaC187H326N50O54S7

DescriptionStandard

        LLDCVLSRVCSSDANCCGLTPICKMGLCVPKVGGLLGGLLGGIL
    

Molecular Weight4363.35 Da

Isoelectric Point (pI)7.77

Net Charge (pH 7.0)0.70

Net Charge (pH 7.4) 0.41

Charge Density (pH 7.0) 0.0159

GRAVY Index1.14

Hydrophobic Moment 0.47

Boman Index0.36

Instability Index33.23

Aliphatic Index 135.00

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 375.00

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

Amino Acid Composition

TPSA 1609.59

LogP -15.46

H-bond Donors 61.0

H-bond Acceptors 62.0

Rotatable Bonds 144.0

Heavy Atoms 298.0

Ring Count 2.0

Amide Bonds 44.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0225445 VERIFIED: NO

Provenance & Taxonomy

OrganismAtrax sp [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide4-17; 10-23; 16-28

Bio-Activity Profile

Function

Toxin