Calcium in PDB 7lfx: Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in Na+/CA2+

The binding sites of Calcium atom in the Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in Na+/CA2+ (pdb code 7lfx). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in Na+/CA2+, PDB code: 7lfx:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in Na+/CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in Na+/CA2+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca702 b:21.4 occ:1.00 O D:ILE363 3.0 17.6 1.0 O C:ILE363 3.0 17.6 1.0 O A:ILE363 3.0 17.6 1.0 O B:ILE363 3.0 17.6 1.0 OE2 C:GLU365 3.8 19.7 1.0 OE2 D:GLU365 3.8 19.7 1.0 OE2 B:GLU365 3.8 19.7 1.0 OE2 A:GLU365 3.8 19.7 1.0 C D:ILE363 4.0 17.6 1.0 C C:ILE363 4.0 17.6 1.0 C A:ILE363 4.0 17.6 1.0 C B:ILE363 4.1 17.6 1.0 CA D:ILE363 4.4 17.6 1.0 CA C:ILE363 4.4 17.6 1.0 CA A:ILE363 4.4 17.6 1.0 CA B:ILE363 4.4 17.6 1.0 CG2 C:ILE363 4.6 17.6 1.0 CG2 D:ILE363 4.6 17.6 1.0 CG2 A:ILE363 4.6 17.6 1.0 CG2 B:ILE363 4.6 17.6 1.0 O D:THR362 4.8 17.5 1.0 O A:THR362 4.8 17.5 1.0 O C:THR362 4.8 17.5 1.0 O B:THR362 4.8 17.5 1.0 CD C:GLU365 4.9 19.7 1.0 CD D:GLU365 4.9 19.7 1.0 CD B:GLU365 4.9 19.7 1.0 CD A:GLU365 4.9 19.7 1.0

Calcium binding site 2 out of 2 in the Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in Na+/CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in Na+/CA2+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca703 b:42.4 occ:1.00 O C:THR362 4.0 17.5 1.0 O D:THR362 4.0 17.5 1.0 O B:THR362 4.0 17.5 1.0 O A:THR362 4.0 17.5 1.0 OG1 C:THR362 4.4 17.5 1.0 OG1 D:THR362 4.4 17.5 1.0 OG1 B:THR362 4.4 17.5 1.0 OG1 A:THR362 4.4 17.5 1.0

J.Xue, Y.Han, W.Zeng, Y.Wang, Y.Jiang. Structural Mechanisms of Gating and Selectivity of Human Rod CNGA1 Channel. Neuron 2021.
ISSN: ISSN 0896-6273
PubMed: 33651975
DOI: 10.1016/J.NEURON.2021.02.007