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Calcium in PDB 1qlb: Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes

Enzymatic activity of Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes

All present enzymatic activity of Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes:
1.3.99.1;

Protein crystallography data

The structure of Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes, PDB code: 1qlb was solved by C.R.D.Lancaster, A.Kroeger, M.Auer, H.Michel, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 38.87 / 2.33
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 118.400, 85.050, 188.850, 90.00, 96.46, 90.00
R / Rfree (%) 21.3 / 22.3

Other elements in 1qlb:

The structure of Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes also contains other interesting chemical elements:

Iron (Fe) 22 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes (pdb code 1qlb). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes, PDB code: 1qlb:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 1qlb

Go back to Calcium Binding Sites List in 1qlb
Calcium binding site 1 out of 2 in the Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca1658

b:39.0
occ:1.00
O A:HOH2105 2.3 18.5 1.0
O A:ALA395 2.4 21.5 1.0
O A:GLY373 2.4 22.5 1.0
O A:GLU393 2.4 19.0 1.0
O A:SER371 2.4 21.0 1.0
O A:MET372 2.4 22.5 1.0
C A:MET372 3.0 21.8 1.0
C A:GLY373 3.2 22.3 1.0
C A:GLU393 3.3 19.2 1.0
C A:ALA395 3.5 21.8 1.0
C A:SER371 3.6 21.2 1.0
N A:GLY373 3.8 21.7 1.0
CA A:MET372 3.8 22.2 1.0
CA A:GLU393 3.9 19.6 1.0
N A:GLY374 4.0 22.4 1.0
O A:HOH2104 4.0 17.7 1.0
CA A:GLY373 4.0 22.1 1.0
N A:ALA395 4.1 20.8 1.0
CA A:GLY374 4.2 22.6 1.0
N A:MET372 4.2 21.8 1.0
O A:HOH2098 4.3 28.9 1.0
O A:GLY392 4.3 18.9 1.0
N A:ALA394 4.4 19.7 1.0
CA A:ALA395 4.4 21.9 1.0
C A:ALA394 4.4 20.4 1.0
CG A:GLU393 4.5 21.8 1.0
N A:CYS396 4.5 22.8 1.0
OH A:TYR370 4.5 21.9 1.0
CA A:CYS396 4.7 23.9 1.0
CB A:SER371 4.7 20.9 1.0
CB A:GLU393 4.8 20.2 1.0
CA A:SER371 4.8 21.6 1.0
CA A:ALA394 4.8 19.7 1.0
CZ A:TYR370 4.9 21.1 1.0
O A:ALA394 4.9 19.8 1.0
CE2 A:TYR370 4.9 20.6 1.0
N A:GLU393 5.0 19.3 1.0

Calcium binding site 2 out of 2 in 1qlb

Go back to Calcium Binding Sites List in 1qlb
Calcium binding site 2 out of 2 in the Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Respiratory Complex II-Like Fumarate Reductase From Wolinella Succinogenes within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Ca1658

b:39.7
occ:1.00
O D:GLU393 2.3 21.1 1.0
O D:HOH2094 2.3 28.7 1.0
O D:GLY373 2.4 23.9 1.0
O D:ALA395 2.4 22.4 1.0
O D:SER371 2.4 23.0 1.0
O D:MET372 2.5 24.1 1.0
C D:MET372 3.1 23.4 1.0
C D:GLY373 3.2 23.4 1.0
C D:GLU393 3.2 20.9 1.0
C D:SER371 3.6 23.0 1.0
C D:ALA395 3.6 22.8 1.0
O D:HOH2102 3.8 20.3 1.0
CA D:GLU393 3.8 20.5 1.0
N D:GLY373 3.8 23.4 1.0
CA D:MET372 3.8 23.9 1.0
N D:GLY374 4.0 23.3 1.0
N D:ALA395 4.0 22.0 1.0
CA D:GLY373 4.1 23.3 1.0
CA D:GLY374 4.2 23.2 1.0
N D:MET372 4.2 23.4 1.0
N D:ALA394 4.3 21.1 1.0
O D:GLY392 4.3 19.5 1.0
CG D:GLU393 4.4 22.8 1.0
C D:ALA394 4.4 21.4 1.0
CA D:ALA395 4.4 22.9 1.0
O D:HOH2096 4.4 29.5 1.0
OH D:TYR370 4.5 22.6 1.0
N D:CYS396 4.5 23.6 1.0
CB D:SER371 4.7 22.3 1.0
CB D:GLU393 4.7 21.2 1.0
CA D:ALA394 4.7 21.1 1.0
CA D:CYS396 4.7 24.9 1.0
CA D:SER371 4.7 22.8 1.0
O D:ALA394 4.9 21.6 1.0
CZ D:TYR370 4.9 21.6 1.0
N D:GLU393 4.9 20.3 1.0
CE2 D:TYR370 4.9 21.6 1.0

Reference:

C.R.D.Lancaster, A.Kroeger, M.Auer, H.Michel. Structure of Fumarate Reductase From Wolinella Succinogenes at 2.2 Angstroms Resolution Nature V. 402 377 1999.
ISSN: ISSN 0028-0836
PubMed: 10586875
DOI: 10.1038/46483
Page generated: Thu Jul 11 21:50:30 2024

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