Calcium in PDB 1trk: Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution

All present enzymatic activity of Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution:
2.2.1.1;

The structure of Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution, PDB code: 1trk was solved by Y.Lindqvist, G.Schneider, M.Nikkola, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	N/A / 2.00
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	76.300, 113.300, 160.900, 90.00, 90.00, 90.00
R / Rfree (%)	15.7 / n/a

The binding sites of Calcium atom in the Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution (pdb code 1trk). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution, PDB code: 1trk:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca681 b:18.1 occ:1.00 O A:HOH683 2.2 13.0 1.0 O1B A:TPP682 2.3 27.7 1.0 OD1 A:ASN187 2.3 16.5 1.0 OD2 A:ASP157 2.4 16.3 1.0 O A:ILE189 2.4 25.8 1.0 O2A A:TPP682 2.5 22.0 1.0 CG A:ASN187 3.3 20.1 1.0 CG A:ASP157 3.4 14.4 1.0 ND2 A:ASN187 3.5 15.7 1.0 PB A:TPP682 3.5 26.4 1.0 PA A:TPP682 3.6 26.4 1.0 C A:ILE189 3.6 26.1 1.0 O3A A:TPP682 3.7 25.6 1.0 CB A:ASP157 3.7 14.8 1.0 N A:ASP157 4.0 11.5 1.0 N A:ILE189 4.3 26.2 1.0 O1A A:TPP682 4.3 26.6 1.0 O3B A:TPP682 4.3 27.8 1.0 CG2 A:THR190 4.4 25.0 1.0 CA A:ILE189 4.5 26.8 1.0 N A:THR190 4.5 25.7 1.0 CA A:ASP157 4.5 13.2 1.0 OD1 A:ASP157 4.5 17.2 1.0 CA A:THR190 4.5 27.6 1.0 O A:ASP185 4.6 17.7 1.0 O2B A:TPP682 4.6 26.9 1.0 CB A:ASN187 4.6 15.4 1.0 O A:HOH684 4.7 26.7 1.0 N A:ASN187 4.7 17.9 1.0 N A:LYS188 4.9 24.3 1.0 O7 A:TPP682 4.9 28.8 1.0 C A:ASN187 5.0 21.7 1.0 CA A:ASN187 5.0 19.2 1.0

Calcium binding site 2 out of 2 in the Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca681 b:23.3 occ:1.00 OD2 B:ASP157 2.2 18.2 1.0 O B:ILE189 2.2 24.1 1.0 O2B B:TPP682 2.3 26.1 1.0 OD1 B:ASN187 2.3 18.0 1.0 O B:HOH1064 2.6 8.4 1.0 O2A B:TPP682 2.7 24.9 1.0 CG B:ASP157 3.2 15.7 1.0 C B:ILE189 3.3 25.5 1.0 CG B:ASN187 3.4 15.6 1.0 PB B:TPP682 3.6 26.9 1.0 ND2 B:ASN187 3.6 19.3 1.0 PA B:TPP682 3.8 24.0 1.0 O3A B:TPP682 3.8 26.9 1.0 CB B:ASP157 3.8 13.3 1.0 N B:ILE189 3.9 25.9 1.0 N B:ASP157 4.1 8.6 1.0 CA B:ILE189 4.1 24.2 1.0 OD1 B:ASP157 4.2 15.9 1.0 N B:THR190 4.4 25.5 1.0 O1B B:TPP682 4.4 32.1 1.0 O B:ASP185 4.5 9.9 1.0 CA B:ASP157 4.6 10.7 1.0 CG2 B:THR190 4.6 27.8 1.0 CB B:ILE189 4.6 25.1 1.0 O1A B:TPP682 4.6 22.7 1.0 O3B B:TPP682 4.6 27.8 1.0 CA B:THR190 4.7 26.1 1.0 CB B:ASN187 4.7 14.6 1.0 N B:ASN187 4.7 14.6 1.0 N B:LYS188 4.7 21.0 1.0 O B:HOH1063 4.8 22.9 1.0 C B:ASN187 4.9 18.9 1.0 CA B:ASN187 5.0 15.2 1.0 O7 B:TPP682 5.0 24.5 1.0

M.Nikkola, Y.Lindqvist, G.Schneider. Refined Structure of Transketolase From Saccharomyces Cerevisiae at 2.0 A Resolution. J.Mol.Biol. V. 238 387 1994.
ISSN: ISSN 0022-2836
PubMed: 8176731
DOI: 10.1006/JMBI.1994.1299