Calcium in PDB 6sag: Cryo-Em Structure of Tmv with CA2+ at Low pH

The structure of Cryo-Em Structure of Tmv with CA2+ at Low pH also contains other interesting chemical elements:

Magnesium

(Mg)

4 atoms

The binding sites of Calcium atom in the Cryo-Em Structure of Tmv with CA2+ at Low pH (pdb code 6sag). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Cryo-Em Structure of Tmv with CA2+ at Low pH, PDB code: 6sag:

Calcium binding site 1 out of 1 in the Cryo-Em Structure of Tmv with CA2+ at Low pH


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 Tmv with CA2+ at Low pH within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca201 b:24.4 occ:1.00 O A:PRO102 2.5 19.0 1.0 OD1 A:ASN101 2.5 21.5 1.0 O A:HOH360 2.7 17.3 1.0 O A:HOH347 2.8 13.2 1.0 CG A:ASN101 3.6 21.5 1.0 C A:PRO102 3.7 19.0 1.0 ND2 A:ASN101 4.1 21.5 1.0 OG1 A:THR107 4.3 12.9 1.0 C A:THR103 4.4 16.6 1.0 O A:HOH351 4.4 15.8 1.0 N A:PRO102 4.4 19.0 1.0 CA A:THR103 4.5 16.6 1.0 N A:THR103 4.5 16.6 1.0 CD A:PRO102 4.5 19.0 1.0 C A:ASN101 4.6 21.5 1.0 O A:THR103 4.6 16.6 1.0 CA A:PRO102 4.7 19.0 1.0 N A:THR104 4.7 16.0 1.0 O A:HOH339 4.7 19.5 1.0 O A:ASN101 4.8 21.5 1.0 CB A:ASN101 4.9 21.5 1.0 CA A:ASN101 5.0 21.5 1.0

F.Weis, M.Beckers, I.Von Der Hocht, C.Sachse. Elucidation of the Viral Disassembly Switch of Tobacco Mosaic Virus. Embo Rep. V. 20 48451 2019.
ISSN: ESSN 1469-3178
PubMed: 31535454
DOI: 10.15252/EMBR.201948451