Peptide Database

Peptide NameHigh resolution solution NMR structure of the spider venom peptide U3- scytotoxin-Sth1a

Function Ontology

Toxin

Standard StatusStandard

Sequence Length32 amino acids

Chemical FormulaC143H170N40O13S7

DescriptionPDB structure; NMR

        GLIESIACIQKGLPCMEHSDCCRGVCEALFCQ
    

Molecular Weight3458.08 Da

Isoelectric Point (pI)4.60

Net Charge (pH 7.0)-2.28

Net Charge (pH 7.4) -2.82

Charge Density (pH 7.0) -0.0712

GRAVY Index0.48

Hydrophobic Moment 0.09

Boman Index0.16

Instability Index47.00

Aliphatic Index 88.44

Aromaticity 0.0625

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 1102.95

LogP 5.68

H-bond Donors 23.0

H-bond Acceptors 51.0

Rotatable Bonds 59.0

Heavy Atoms 207.0

Ring Count 3.0

Amide Bonds 61.0

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_0431280 VERIFIED: YES

Provenance & Taxonomy

OrganismScytodes thoracica [other]

Tax ID1112478

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Toxin

MethodNMR