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Potassium in PDB 3ew9: Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions

Protein crystallography data

The structure of Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions, PDB code: 3ew9 was solved by Y.Li, Y.He, Y.Luo, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 2.40
Space group P 61
Cell size a, b, c (Å), α, β, γ (°) 81.200, 81.200, 107.100, 90.00, 90.00, 120.00
R / Rfree (%) 21.6 / 26

Other elements in 3ew9:

The structure of Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions (pdb code 3ew9). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions, PDB code: 3ew9:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 3ew9

Go back to Potassium Binding Sites List in 3ew9
Potassium binding site 1 out of 2 in the Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K503

b:36.2
occ:1.00
O3G A:ANP401 3.3 43.1 1.0
O2G A:ANP401 3.6 46.7 1.0
PG A:ANP401 4.0 39.1 1.0
K A:K504 4.1 51.1 1.0
CB A:PHE107 4.3 35.1 1.0
N3B A:ANP401 4.8 39.6 1.0
CD1 A:PHE107 4.8 31.5 1.0
CG A:PHE107 5.0 33.6 1.0

Potassium binding site 2 out of 2 in 3ew9

Go back to Potassium Binding Sites List in 3ew9
Potassium binding site 2 out of 2 in the Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Rada Recombinase From Methanococcus Maripaludis in Complex with Amppnp and Potassium Ions within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K504

b:51.1
occ:1.00
O2G A:ANP401 2.5 46.7 1.0
OE1 A:GLU151 2.6 46.5 1.0
PG A:ANP401 3.3 39.1 1.0
O A:HOH603 3.3 28.6 1.0
O1G A:ANP401 3.4 40.7 1.0
O3G A:ANP401 3.5 43.1 1.0
MG A:MG501 3.7 32.5 1.0
CD A:GLU151 3.8 44.5 1.0
CG2 A:THR153 4.0 41.4 1.0
O A:HOH602 4.0 25.8 1.0
O A:HOH608 4.0 32.5 1.0
K A:K503 4.1 36.2 1.0
OE2 A:GLU151 4.4 46.7 1.0
CB A:GLU151 4.8 38.0 1.0
N3B A:ANP401 4.9 39.6 1.0
CG A:GLU151 4.9 42.3 1.0

Reference:

Y.Li, Y.He, Y.Luo. Conservation of A Conformational Switch in Rada Recombinase From Methanococcus Maripaludis. Acta Crystallogr.,Sect.D V. 65 602 2009.
ISSN: ISSN 0907-4449
PubMed: 19465774
DOI: 10.1107/S0907444909011871
Page generated: Sun Dec 13 23:18:00 2020

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