Copper in PDB 1txx: Active-Site Variant of E.Coli Thioredoxin

The structure of Active-Site Variant of E.Coli Thioredoxin, PDB code: 1txx was solved by L.W.Schultz, P.T.Chivers, R.T.Raines, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.20
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	42.530, 42.530, 105.240, 90.00, 90.00, 90.00
R / Rfree (%)	n/a / n/a

The binding sites of Copper atom in the Active-Site Variant of E.Coli Thioredoxin (pdb code 1txx). This binding sites where shown within 5.0 Angstroms radius around Copper atom.
In total only one binding site of Copper was determined in the Active-Site Variant of E.Coli Thioredoxin, PDB code: 1txx:

Copper binding site 1 out of 1 in the Active-Site Variant of E.Coli Thioredoxin


Mono view


Stereo pair view

A full contact list of Copper with other atoms in the Cu binding site number 1 of Active-Site Variant of E.Coli Thioredoxin within 5.0Å range: probe atom residue distance (Å) B Occ A:Cu109 b:46.6 occ:1.00 N A:SER1 2.2 32.7 1.0 N A:ASP2 2.3 36.9 1.0 O A:HOH275 3.0 45.8 1.0 O A:HOH279 3.1 51.0 1.0 C A:SER1 3.2 61.1 1.0 CA A:ASP2 3.2 92.3 1.0 CA A:SER1 3.2 33.1 1.0 CB A:ASP2 3.3 36.4 1.0 N A:LYS3 3.8 28.9 1.0 C A:ASP2 4.0 90.8 1.0 OG A:SER1 4.3 0.0 1.0 OD1 A:ASP2 4.4 50.9 0.0 O A:SER1 4.4 45.2 1.0 CB A:SER1 4.4 57.9 1.0 CG A:ASP2 4.4 96.2 0.0 O A:HOH229 4.5 32.0 1.0 OD1 A:ASP43 4.6 43.9 1.0 CG A:ASP43 4.9 26.5 1.0 CD A:LYS3 4.9 52.4 1.0 OD2 A:ASP43 4.9 42.7 1.0

L.W.Schultz, P.T.Chivers, R.T.Raines. The Cxxc Motif: Crystal Structure of An Active-Site Variant of Escherichia Coli Thioredoxin. Acta Crystallogr.,Sect.D V. 55 1533 1999.
ISSN: ISSN 0907-4449
PubMed: 10489448
DOI: 10.1107/S0907444999008756