ISDA

Deposition Date 2008-08-20

Release Date 2009-02-10

Last Version Date 2024-11-20

Entry Detail

PDB ID:

3E8Y

Keywords:

TOXIN

Title:

Xray structure of scorpion toxin BmBKTx1

Biological Source:

Source Organism:

(Taxon ID: )

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

1.10 Å

R-Value Free:

0.21

R-Value Work:

0.20

R-Value Observed:

0.20

Space Group:

I 41/a

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Macromolecular Entities

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Potassium channel toxin alpha-KTx 19.1
Chain IDs:A (auth: X)
Chain Length:31
Number of Molecules:1
Biological Source:

UniProt ID:P83407 Pfam ID:PF00451

Ligand Molecules

SO4

Primary Citation

X-ray structure of native scorpion toxin BmBKTx1 by racemic protein crystallography using direct methods.

Mandal, K, Pentelute, B.L, Tereshko, V, Kossiakoff, A.A, Kent, S.B.Show

J.Am.Chem.Soc. 131 1362 1363 (2009)

PMID: 19133782 DOI: 10.1021/ja8077973

Abstact

Racemic protein crystallography, enabled by total chemical synthesis, has allowed us to determine the X-ray structure of native scorpion toxin BmBKTx1; direct methods were used for phase determination. This is the first example of a protein racemate that crystallized in space group I41/a.

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Protein

Chemical

Disease

Primary Citation of related structures