Calcium in PDB 3mos: The Structure of Human Transketolase

All present enzymatic activity of The Structure of Human Transketolase:
2.2.1.1;

The structure of The Structure of Human Transketolase, PDB code: 3mos was solved by C.Parthier, K.Tittmann, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.75
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	113.630, 85.330, 72.740, 90.00, 125.69, 90.00
R / Rfree (%)	16.2 / 20.6

The structure of The Structure of Human Transketolase also contains other interesting chemical elements:

Sodium

(Na)

1 atom

The binding sites of Calcium atom in the The Structure of Human Transketolase (pdb code 3mos). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the The Structure of Human Transketolase, PDB code: 3mos:

Calcium binding site 1 out of 1 in the The Structure of Human Transketolase


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Structure of Human Transketolase within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1 b:23.9 occ:1.00 O A:LEU187 2.1 9.9 1.0 O1A A:TPP700 2.1 10.5 1.0 O1B A:TPP700 2.2 10.7 1.0 OD1 A:ASN185 2.2 11.7 1.0 OD1 A:ASP155 2.2 13.6 1.0 O A:HOH629 2.4 7.9 1.0 CG A:ASN185 3.1 13.9 1.0 PB A:TPP700 3.2 11.8 1.0 C A:LEU187 3.3 13.0 1.0 PA A:TPP700 3.3 13.5 1.0 CG A:ASP155 3.4 14.3 1.0 ND2 A:ASN185 3.5 13.1 1.0 O3A A:TPP700 3.6 12.3 1.0 O2B A:TPP700 3.7 14.4 1.0 OD2 A:ASP155 4.0 14.3 1.0 N A:ASP155 4.0 10.7 1.0 N A:LEU187 4.0 12.8 1.0 N A:GLY156 4.1 12.4 1.0 CA A:LEU187 4.2 13.0 1.0 O7 A:TPP700 4.2 11.6 1.0 N A:GLY188 4.2 12.4 1.0 NZ A:LYS244 4.3 13.1 1.0 O A:ASP183 4.4 13.1 1.0 CA A:GLY188 4.4 11.5 1.0 O2A A:TPP700 4.4 13.9 1.0 CB A:ASN185 4.5 10.6 1.0 CB A:ASP155 4.5 9.2 1.0 N A:ASN185 4.5 10.8 1.0 CA A:ASP155 4.5 13.0 1.0 O3B A:TPP700 4.6 12.6 1.0 CD A:LYS244 4.6 12.3 1.0 N A:ARG186 4.6 13.0 1.0 C A:ASN185 4.6 12.3 1.0 CA A:ASN185 4.7 12.9 1.0 C A:ASP155 4.8 12.2 1.0 C A:ARG186 4.9 13.8 1.0 C A:GLY154 4.9 11.8 1.0 CB A:LEU187 4.9 12.2 1.0 CE A:LYS244 5.0 12.6 1.0 CA A:GLY154 5.0 8.9 1.0

L.Mitschke, C.Parthier, K.Schroder-Tittmann, J.Coy, S.Ludtke, K.Tittmann. The Crystal Structure of Human Transketolase and New Insights Into Its Mode of Action. J.Biol.Chem. V. 285 31559 2010.
ISSN: ISSN 0021-9258
PubMed: 20667822
DOI: 10.1074/JBC.M110.149955