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Calcium in PDB 7q3g: Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+

Calcium Binding Sites:

The binding sites of Calcium atom in the Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+ (pdb code 7q3g). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 5 binding sites of Calcium where determined in the Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+, PDB code: 7q3g:
Jump to Calcium binding site number: 1; 2; 3; 4; 5;

Calcium binding site 1 out of 5 in 7q3g

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Calcium binding site 1 out of 5 in the Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca701

b:34.6
occ:1.00
 OE2 A:GLU347 3.1 13.8 1.0
O E:LEU477 3.1 18.7 1.0
O A:PRO434 3.2 12.1 1.0
OE2 E:GLU480 3.2 23.8 1.0
OE1 A:GLU347 3.3 13.8 1.0
CD A:GLU347 3.5 13.8 1.0
CB E:GLN476 3.5 26.6 1.0
CG E:GLU480 3.6 23.8 1.0
CD E:GLU480 3.8 23.8 1.0
O A:PHE436 4.1 14.6 1.0
C E:LEU477 4.1 18.7 1.0
C A:PRO434 4.2 12.1 1.0
C E:GLN476 4.3 26.6 1.0
N E:LEU477 4.3 18.7 1.0
CA A:PRO434 4.4 12.1 1.0
CG E:GLN476 4.5 26.6 1.0
CA E:GLN476 4.6 26.6 1.0
O E:GLN476 4.6 26.6 1.0
NE2 E:GLN338 4.8 12.2 1.0
CA E:LEU477 4.9 18.7 1.0
CG A:GLU347 4.9 13.8 1.0
N E:GLY478 4.9 23.7 1.0
CA E:GLY478 4.9 23.7 1.0
OE1 E:GLU480 5.0 23.8 1.0
CB A:PRO434 5.0 12.1 1.0

Calcium binding site 2 out of 5 in 7q3g

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Calcium binding site 2 out of 5 in the Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
E:Ca701

b:22.1
occ:1.00
 OE2 E:GLU347 3.1 12.1 1.0
O D:LEU477 3.1 12.8 1.0
O E:PRO434 3.2 12.0 1.0
OE2 D:GLU480 3.2 22.3 1.0
OE1 E:GLU347 3.2 12.1 1.0
CD E:GLU347 3.5 12.1 1.0
CB D:GLN476 3.5 20.1 1.0
CG D:GLU480 3.6 22.3 1.0
CD D:GLU480 3.8 22.3 1.0
C D:LEU477 4.1 12.8 1.0
O E:PHE436 4.1 13.8 1.0
C E:PRO434 4.2 12.0 1.0
C D:GLN476 4.3 20.1 1.0
NE2 D:GLN338 4.4 15.8 1.0
N D:LEU477 4.4 12.8 1.0
CA E:PRO434 4.4 12.0 1.0
CG D:GLN476 4.5 20.1 1.0
CA D:GLN476 4.6 20.1 1.0
O D:GLN476 4.6 20.1 1.0
CB E:PRO434 4.9 12.0 1.0
N D:GLY478 4.9 17.8 1.0
CA D:LEU477 4.9 12.8 1.0
CG E:GLU347 4.9 12.1 1.0
CA D:GLY478 4.9 17.8 1.0
OE1 D:GLU480 5.0 22.3 1.0

Calcium binding site 3 out of 5 in 7q3g

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Calcium binding site 3 out of 5 in the Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Ca701

b:33.6
occ:1.00
 OE2 D:GLU347 3.1 12.5 1.0
O C:LEU477 3.1 14.1 1.0
O D:PRO434 3.2 11.8 1.0
OE2 C:GLU480 3.2 21.8 1.0
OE1 D:GLU347 3.2 12.5 1.0
CD D:GLU347 3.5 12.5 1.0
CB C:GLN476 3.5 23.8 1.0
CG C:GLU480 3.7 21.8 1.0
CD C:GLU480 3.8 21.8 1.0
C C:LEU477 4.1 14.1 1.0
O D:PHE436 4.1 13.9 1.0
C D:PRO434 4.2 11.8 1.0
C C:GLN476 4.3 23.8 1.0
N C:LEU477 4.3 14.1 1.0
CA D:PRO434 4.4 11.8 1.0
CG C:GLN476 4.5 23.8 1.0
CA C:GLN476 4.6 23.8 1.0
O C:GLN476 4.6 23.8 1.0
NE2 C:GLN338 4.7 13.2 1.0
CA C:LEU477 4.9 14.1 1.0
CG D:GLU347 4.9 12.5 1.0
N C:GLY478 4.9 18.4 1.0
CB D:PRO434 4.9 11.8 1.0
OE1 C:GLU480 5.0 21.8 1.0

Calcium binding site 4 out of 5 in 7q3g

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Calcium binding site 4 out of 5 in the Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Ca701

b:33.6
occ:1.00
 OE2 C:GLU347 3.1 12.4 1.0
O B:LEU477 3.1 14.6 1.0
OE2 B:GLU480 3.2 19.2 1.0
O C:PRO434 3.2 11.8 1.0
OE1 C:GLU347 3.2 12.4 1.0
CD C:GLU347 3.5 12.4 1.0
CB B:GLN476 3.5 21.6 1.0
CG B:GLU480 3.7 19.2 1.0
CD B:GLU480 3.8 19.2 1.0
C B:LEU477 4.1 14.6 1.0
O C:PHE436 4.1 13.4 1.0
C C:PRO434 4.2 11.8 1.0
C B:GLN476 4.3 21.6 1.0
N B:LEU477 4.3 14.6 1.0
NE2 B:GLN338 4.4 14.7 1.0
CA C:PRO434 4.4 11.8 1.0
CG B:GLN476 4.5 21.6 1.0
CA B:GLN476 4.6 21.6 1.0
O B:GLN476 4.6 21.6 1.0
CA B:LEU477 4.9 14.6 1.0
CG C:GLU347 4.9 12.4 1.0
N B:GLY478 4.9 17.6 1.0
CB C:PRO434 4.9 11.8 1.0
CD B:GLN338 5.0 14.7 1.0
OE1 B:GLU480 5.0 19.2 1.0
CA B:GLY478 5.0 17.6 1.0

Calcium binding site 5 out of 5 in 7q3g

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Calcium binding site 5 out of 5 in the Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 5 of Pentameric Ligand-Gated Ion Channel, Declic at pH 7 with 10 Mm CA2+ within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca701

b:29.0
occ:1.00
 OE2 B:GLU347 3.1 11.9 1.0
O A:LEU477 3.1 13.8 1.0
O B:PRO434 3.2 11.2 1.0
OE2 A:GLU480 3.2 22.5 1.0
OE1 B:GLU347 3.2 11.9 1.0
CD B:GLU347 3.5 11.9 1.0
CB A:GLN476 3.5 23.4 1.0
CG A:GLU480 3.7 22.5 1.0
CD A:GLU480 3.8 22.5 1.0
C A:LEU477 4.1 13.8 1.0
O B:PHE436 4.1 13.2 1.0
C B:PRO434 4.2 11.2 1.0
C A:GLN476 4.3 23.4 1.0
N A:LEU477 4.4 13.8 1.0
CA B:PRO434 4.4 11.2 1.0
CG A:GLN476 4.5 23.4 1.0
CA A:GLN476 4.6 23.4 1.0
O A:GLN476 4.6 23.4 1.0
NE2 A:GLN338 4.7 15.6 1.0
CA A:LEU477 4.9 13.8 1.0
CG B:GLU347 4.9 11.9 1.0
N A:GLY478 4.9 19.4 1.0
CB B:PRO434 5.0 11.2 1.0
OE1 A:GLU480 5.0 22.5 1.0

Reference:

M.Lycksell, U.Rovsnik, A.Hanke, A.Martel, R.J.Howard, E.Lindahl. Biophysical Characterization of Calcium-Binding and Modulatory-Domain Dynamics in A Pentameric Ligand-Gated Ion Channel. Proc.Natl.Acad.Sci.Usa V. 119 69119 2022.
ISSN: ESSN 1091-6490
PubMed: 36480474
DOI: 10.1073/PNAS.2210669119
Page generated: Thu Jul 10 00:30:52 2025

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