Calcium in PDB 6o7c: Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State

The structure of Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State, PDB code: 6o7c was solved by Y.Jiang, S.Kim, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	39.71 / 1.85
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	125.569, 125.569, 82.787, 90.00, 90.00, 90.00
R / Rfree (%)	17.3 / 21

The structure of Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State also contains other interesting chemical elements:

Magnesium	(Mg)	1 atom
Potassium	(K)	1 atom
Sodium	(Na)	1 atom

The binding sites of Calcium atom in the Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State (pdb code 6o7c). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State, PDB code: 6o7c:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in the Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1001 b:36.4 occ:1.00 O A:HOH1304 2.2 44.8 1.0 OD2 A:ASP444 2.3 40.6 1.0 O A:HOH1350 2.4 40.6 1.0 OD2 A:ASP591 2.4 33.9 1.0 OD2 A:ASP442 2.4 37.3 1.0 OD1 A:ASP591 2.5 43.0 1.0 O A:HOH1273 2.5 55.6 1.0 OD1 A:ASP442 2.5 36.0 1.0 CG A:ASP591 2.8 37.5 1.0 CG A:ASP442 2.8 38.4 1.0 CG A:ASP444 3.4 40.0 1.0 CB A:ASP444 3.9 35.3 1.0 O A:HOH1254 4.2 52.9 1.0 CB A:ASP591 4.4 31.6 1.0 CB A:ASP442 4.4 30.0 1.0 OD1 A:ASP444 4.5 44.6 1.0 O A:HOH1135 4.5 40.6 1.0 N A:ASP444 4.6 33.6 1.0 CG A:ARG590 4.6 34.4 1.0 O A:HOH1107 4.7 50.8 1.0 O A:HOH1133 4.7 34.4 1.0 O A:HOH1384 4.8 59.4 1.0 CD A:ARG590 4.8 34.8 1.0 NH1 A:ARG590 4.9 36.0 1.0 CA A:ASP444 5.0 34.5 1.0

Calcium binding site 2 out of 3 in the Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1002 b:31.4 occ:1.00 O A:ASN491 2.3 34.4 1.0 O A:PHE489 2.3 31.0 1.0 OE2 A:GLU493 2.4 33.3 1.0 O A:HOH1336 2.4 33.9 1.0 O A:GLU552 2.4 34.4 1.0 O A:HOH1349 2.5 32.7 1.0 OE1 A:GLU493 2.6 32.1 1.0 CD A:GLU493 2.9 33.1 1.0 C A:PHE489 3.5 35.7 1.0 C A:ASN491 3.5 32.5 1.0 C A:GLU552 3.6 36.8 1.0 C A:GLU490 4.0 32.7 1.0 N A:ASN491 4.0 31.7 1.0 CA A:PHE489 4.1 33.7 1.0 O A:GLU490 4.2 34.3 1.0 N A:CYS492 4.3 32.6 1.0 CA A:ASN491 4.4 33.9 1.0 CA A:GLU552 4.4 31.3 1.0 N A:GLU490 4.4 29.6 1.0 CG A:GLU493 4.4 32.6 1.0 CA A:CYS492 4.4 31.0 1.0 CA A:GLU490 4.5 34.3 1.0 O A:HOH1326 4.5 38.3 1.0 OH A:TYR495 4.5 31.2 1.0 N A:ASP553 4.5 33.9 1.0 O A:HOH1335 4.6 43.9 1.0 CA A:ASP553 4.6 31.7 1.0 CG A:GLU552 4.6 43.3 1.0 CB A:PHE489 4.6 31.1 1.0 O A:HOH1211 4.8 57.0 1.0 O A:HOH1382 4.8 56.3 1.0 C A:CYS492 4.8 33.1 1.0 O A:ALA551 4.8 32.7 1.0 CB A:ASP553 4.9 33.2 1.0 N A:GLU493 4.9 31.6 1.0 CG A:ASP553 4.9 36.5 1.0 CD1 A:PHE489 5.0 31.6 1.0 K A:K1005 5.0 35.3 1.0

Calcium binding site 3 out of 3 in the Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Crystal Structure of the Ljcastor Gating Ring in the CA2+ and K+ State within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1003 b:35.1 occ:1.00 O A:HOH1258 2.4 33.2 1.0 OD1 A:ASP554 2.4 38.5 1.0 O A:HOH1229 2.4 34.5 1.0 O A:ALA342 2.5 35.3 1.0 O A:HOH1131 2.5 31.4 1.0 OG A:SER345 2.5 37.6 1.0 OD1 A:ASP553 2.5 36.3 1.0 CG A:ASP553 3.4 36.5 1.0 CB A:SER345 3.5 37.6 1.0 C A:ALA342 3.6 37.6 1.0 CG A:ASP554 3.6 43.0 1.0 OD2 A:ASP553 3.7 37.0 1.0 O A:HOH1130 4.2 42.8 1.0 CA A:ALA342 4.2 29.7 1.0 O A:HOH1141 4.2 39.6 1.0 N A:SER345 4.2 39.1 1.0 OD2 A:ASP554 4.4 42.1 1.0 N A:ASP554 4.4 32.2 1.0 CA A:SER345 4.5 40.4 1.0 CB A:ASP554 4.6 36.4 1.0 N A:ASN343 4.6 33.1 1.0 O A:ILE341 4.7 35.1 1.0 OH A:TYR495 4.7 31.2 1.0 CB A:ASP553 4.8 33.2 1.0 O A:HOH1167 4.8 38.5 1.0 O A:HOH1336 4.8 33.9 1.0 CA A:ASN343 4.9 34.3 1.0 C A:ASN343 4.9 36.0 1.0 CB A:ALA342 5.0 31.1 1.0 N A:GLU344 5.0 35.5 1.0

S.Kim, W.Zeng, S.Bernard, J.Liao, M.Venkateshwaran, J.M.Ane, Y.Jiang. CA2+-Regulated CA2+Channels with An Rck Gating Ring Control Plant Symbiotic Associations. Nat Commun V. 10 3703 2019.
ISSN: ESSN 2041-1723
PubMed: 31420535
DOI: 10.1038/S41467-019-11698-5