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

Calcium Binding Sites:

The binding sites of Calcium atom in the Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in K+/CA2+ (pdb code 7lfw). 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 K+/CA2+, PDB code: 7lfw:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 7lfw

Go back to Calcium Binding Sites List in 7lfw
Calcium binding site 1 out of 2 in the Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in K+/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 K+/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 A:ILE363 3.0 17.6 1.0
O C:ILE363 3.0 17.6 1.0
O B:ILE363 3.0 17.6 1.0
OE2 D:GLU365 3.3 19.7 1.0
OE2 C:GLU365 3.3 19.7 1.0
OE2 A:GLU365 3.3 19.7 1.0
OE2 B:GLU365 3.3 19.7 1.0
C D:ILE363 4.1 17.6 1.0
C A:ILE363 4.1 17.6 1.0
C C:ILE363 4.1 17.6 1.0
C B:ILE363 4.1 17.6 1.0
CD D:GLU365 4.4 19.7 1.0
CD C:GLU365 4.4 19.7 1.0
CD A:GLU365 4.4 19.7 1.0
CD B:GLU365 4.4 19.7 1.0
CA D:ILE363 4.6 17.6 1.0
CA A:ILE363 4.6 17.6 1.0
CA C:ILE363 4.6 17.6 1.0
CA B:ILE363 4.6 17.6 1.0
CG2 D:ILE363 4.7 17.6 1.0
CG2 C:ILE363 4.7 17.6 1.0
CG2 A:ILE363 4.7 17.6 1.0
CG2 B:ILE363 4.7 17.6 1.0
CG D:GLU365 5.0 19.7 1.0
CG C:GLU365 5.0 19.7 1.0
CG A:GLU365 5.0 19.7 1.0

Calcium binding site 2 out of 2 in 7lfw

Go back to Calcium Binding Sites List in 7lfw
Calcium binding site 2 out of 2 in the Cryo-Em Structure of Human Cgmp-Bound Open CNGA1 Channel in K+/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 K+/CA2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca703

b:42.4
occ:1.00
O A:THR362 3.5 17.5 1.0
O D:THR362 3.5 17.5 1.0
O B:THR362 3.5 17.5 1.0
O C:THR362 3.5 17.5 1.0
OG1 A:THR362 4.6 17.5 1.0
C A:THR362 4.6 17.5 1.0
OG1 D:THR362 4.6 17.5 1.0
C D:THR362 4.6 17.5 1.0
OG1 B:THR362 4.6 17.5 1.0
OG1 C:THR362 4.6 17.5 1.0
C B:THR362 4.6 17.5 1.0
C C:THR362 4.6 17.5 1.0

Reference:

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
Page generated: Wed Jul 9 23:10:47 2025

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