Calcium in PDB 4lto: Bacterial Sodium Channel in High Calcium, I222 Space Group

The structure of Bacterial Sodium Channel in High Calcium, I222 Space Group, PDB code: 4lto was solved by D.Shaya, F.Findeisen, F.Abderemane-Ali, C.Arrigoni, S.Wong, S.Reddy Nurva, G.Loussouarn, D.L.Minor, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	15.00 / 3.46
Space group	I 2 2 2
Cell size a, b, c (Å), α, β, γ (°)	147.669, 161.679, 162.234, 90.00, 90.00, 90.00
R / Rfree (%)	22.4 / 26.8

The structure of Bacterial Sodium Channel in High Calcium, I222 Space Group also contains other interesting chemical elements:

Nickel

(Ni)

1 atom

The binding sites of Calcium atom in the Bacterial Sodium Channel in High Calcium, I222 Space Group (pdb code 4lto). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 6 binding sites of Calcium where determined in the Bacterial Sodium Channel in High Calcium, I222 Space Group, PDB code: 4lto:
Jump to Calcium binding site number: 1; 2; 3; 4; 5; 6;

Calcium binding site 1 out of 6 in the Bacterial Sodium Channel in High Calcium, I222 Space Group


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Bacterial Sodium Channel in High Calcium, I222 Space Group within 5.0Å range:

Calcium binding site 2 out of 6 in the Bacterial Sodium Channel in High Calcium, I222 Space Group


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Bacterial Sodium Channel in High Calcium, I222 Space Group within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca302 b:0.7 occ:1.00 OE2 A:GLU209 2.4 0.3 1.0 OE1 A:GLU209 3.0 0.8 1.0 CD A:GLU209 3.0 0.9 1.0 CG A:GLU209 4.5 0.5 1.0

Calcium binding site 3 out of 6 in the Bacterial Sodium Channel in High Calcium, I222 Space Group


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Bacterial Sodium Channel in High Calcium, I222 Space Group within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca301 b:0.7 occ:1.00 O B:HOH401 2.5 60.1 1.0 O D:HOH401 2.7 77.1 1.0 O A:HOH401 2.8 0.1 1.0 O C:HOH301 3.0 62.2 1.0 OG B:SER198 3.2 0.0 1.0 OG D:SER198 3.3 0.1 1.0 OG C:SER198 3.4 86.5 1.0 OG A:SER198 3.6 1.0 1.0 CB B:SER198 4.6 0.5 1.0 CB D:SER198 4.7 0.0 1.0 CB C:SER198 4.8 0.8 1.0 CB A:SER198 5.0 0.6 1.0

Calcium binding site 4 out of 6 in the Bacterial Sodium Channel in High Calcium, I222 Space Group


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Bacterial Sodium Channel in High Calcium, I222 Space Group within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca302 b:0.3 occ:1.00 OE2 C:GLU209 2.3 0.1 1.0 OE2 B:GLU178 2.5 0.4 1.0 OE1 B:GLU178 2.7 0.7 1.0 OE1 C:GLU209 2.7 0.7 1.0 CD C:GLU209 2.8 0.9 1.0 CD B:GLU178 2.9 0.1 1.0 CG C:GLU209 4.3 0.7 1.0 CG B:GLU178 4.4 0.2 1.0

Calcium binding site 5 out of 6 in the Bacterial Sodium Channel in High Calcium, I222 Space Group


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 5 of Bacterial Sodium Channel in High Calcium, I222 Space Group within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca303 b:0.7 occ:1.00 CG B:GLU209 3.9 0.5 1.0 CD B:GLU209 3.9 0.1 1.0 OE1 B:GLU209 4.1 0.3 1.0 OE2 B:GLU209 4.4 0.2 1.0 CB B:GLU209 4.7 0.3 1.0 OE1 A:GLU178 4.8 0.8 1.0 CG A:GLU178 4.8 0.4 1.0 CD A:GLU178 5.0 0.7 1.0

Calcium binding site 6 out of 6 in the Bacterial Sodium Channel in High Calcium, I222 Space Group


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 6 of Bacterial Sodium Channel in High Calcium, I222 Space Group within 5.0Å range:

D.Shaya, F.Findeisen, F.Abderemane-Ali, C.Arrigoni, S.Wong, S.R.Nurva, G.Loussouarn, D.L.Minor. Structure of A Prokaryotic Sodium Channel Pore Reveals Essential Gating Elements and An Outer Ion Binding Site Common to Eukaryotic Channels. J.Mol.Biol. V. 426 467 2014.
ISSN: ISSN 0022-2836
PubMed: 24120938
DOI: 10.1016/J.JMB.2013.10.010