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Calcium in PDB 1tka: Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate

Enzymatic activity of Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate

All present enzymatic activity of Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate:
2.2.1.1;

Protein crystallography data

The structure of Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate, PDB code: 1tka was solved by G.Schneider, S.Koenig, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 15.00 / 2.70
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 (%) 15.8 / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate (pdb code 1tka). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate, PDB code: 1tka:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 1tka

Go back to Calcium Binding Sites List in 1tka
Calcium binding site 1 out of 2 in the Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca682

b:18.1
occ:1.00
 O1B A:N3T681 1.7 16.9 1.0
OD1 A:ASN187 1.8 14.5 1.0
O2A A:N3T681 2.1 7.8 1.0
O A:ILE189 2.2 16.7 1.0
OD1 A:ASP157 2.3 9.7 1.0
PB A:N3T681 2.8 7.1 1.0
CG A:ASN187 2.8 12.9 1.0
O2B A:N3T681 3.1 11.6 1.0
ND2 A:ASN187 3.1 12.9 1.0
PA A:N3T681 3.3 9.1 1.0
O3A A:N3T681 3.3 9.8 1.0
C A:ILE189 3.4 11.7 1.0
CG A:ASP157 3.5 8.1 1.0
O3B A:N3T681 4.1 12.3 1.0
O1A A:N3T681 4.1 9.5 1.0
CB A:ASN187 4.3 8.9 1.0
CB A:ASP157 4.3 2.0 1.0
CG2 A:THR190 4.3 10.3 1.0
N A:ASP157 4.3 2.0 1.0
N A:THR190 4.4 11.5 1.0
N A:ILE189 4.4 11.2 1.0
OD2 A:ASP157 4.4 5.9 1.0
CA A:ILE189 4.4 9.5 1.0
CA A:THR190 4.4 14.9 1.0
O7 A:N3T681 4.5 7.7 1.0
O A:ASP185 4.5 4.9 1.0
C7 A:N3T681 4.8 8.3 1.0
CB A:ILE189 4.9 7.4 1.0
OD2 A:ASP185 4.9 16.0 1.0
N A:ASN187 4.9 7.5 1.0
CA A:ASP157 5.0 2.0 1.0
CB A:THR190 5.0 11.6 1.0

Calcium binding site 2 out of 2 in 1tka

Go back to Calcium Binding Sites List in 1tka
Calcium binding site 2 out of 2 in the Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Specificity of Coenzyme Binding in Thiamin Diphosphate Dependent Enzymes: Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca682

b:15.5
occ:1.00
 O2B B:N3T681 1.7 17.2 1.0
O B:ILE189 1.8 4.2 1.0
OD1 B:ASN187 1.9 14.2 1.0
O2A B:N3T681 2.3 5.2 1.0
OD2 B:ASP157 2.7 13.1 1.0
CG B:ASN187 2.9 9.2 1.0
PB B:N3T681 2.9 2.0 1.0
C B:ILE189 3.1 3.0 1.0
ND2 B:ASN187 3.2 5.4 1.0
O3A B:N3T681 3.3 7.5 1.0
O3B B:N3T681 3.3 9.3 1.0
PA B:N3T681 3.4 11.8 1.0
CG B:ASP157 3.8 11.0 1.0
N B:THR190 4.1 2.8 1.0
CG2 B:THR190 4.1 15.4 1.0
N B:ILE189 4.1 8.8 1.0
CA B:ILE189 4.2 3.9 1.0
O1B B:N3T681 4.2 12.5 1.0
O1A B:N3T681 4.3 5.4 1.0
CA B:THR190 4.3 8.1 1.0
CB B:ASP157 4.3 7.3 1.0
CB B:ASN187 4.3 6.9 1.0
O7 B:N3T681 4.6 4.6 1.0
N B:ASP157 4.6 10.7 1.0
CB B:ILE189 4.7 4.6 1.0
O B:ASP185 4.7 3.7 1.0
C7 B:N3T681 4.8 3.9 1.0
CB B:THR190 4.8 12.6 1.0
CG2 B:ILE189 4.8 5.1 1.0
OD1 B:ASP157 4.9 6.6 1.0

Reference:

S.Konig, A.Schellenberger, H.Neef, G.Schneider. Specificity of Coenzyme Binding in Thiamin Diphosphate-Dependent Enzymes. Crystal Structures of Yeast Transketolase in Complex with Analogs of Thiamin Diphosphate. J.Biol.Chem. V. 269 10879 1994.
ISSN: ISSN 0021-9258
PubMed: 8144674
Page generated: Tue Jul 8 02:16:14 2025

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