Calcium in PDB 6tj7: T. Gondii Myosin A Trimeric Complex

The structure of T. Gondii Myosin A Trimeric Complex, PDB code: 6tj7 was solved by S.Pazicky, C.Loew, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.96 / 2.30
Space group	I 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	84.630, 93.482, 108.148, 90.00, 90.00, 90.00
R / Rfree (%)	18.6 / 21.9

The structure of T. Gondii Myosin A Trimeric Complex also contains other interesting chemical elements:

Chlorine

(Cl)

1 atom

The binding sites of Calcium atom in the T. Gondii Myosin A Trimeric Complex (pdb code 6tj7). 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 T. Gondii Myosin A Trimeric Complex, PDB code: 6tj7:

Calcium binding site 1 out of 1 in the T. Gondii Myosin A Trimeric Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of T. Gondii Myosin A Trimeric Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca201 b:76.5 occ:1.00 O A:GLU22 2.3 55.5 1.0 OD1 A:ASP16 2.3 58.4 1.0 OD1 A:ASP20 2.3 64.4 1.0 OD1 A:ASN18 2.4 50.9 1.0 O A:HOH313 2.7 60.5 1.0 O A:HOH315 2.8 59.1 1.0 CG A:ASP20 3.3 62.1 1.0 CG A:ASP16 3.4 56.6 1.0 CG A:ASN18 3.4 47.1 1.0 C A:GLU22 3.5 52.5 1.0 OD2 A:ASP20 3.7 67.8 1.0 ND2 A:ASN18 4.0 48.6 1.0 OE1 A:GLU27 4.0 57.7 1.0 N A:GLU22 4.1 52.9 1.0 OD2 A:ASP16 4.1 60.0 1.0 N A:ASP20 4.2 47.3 1.0 CA A:ASP16 4.2 50.9 1.0 C A:ASP16 4.2 52.1 1.0 N A:ASN18 4.3 41.2 1.0 N A:ARG17 4.3 44.3 1.0 CA A:GLU22 4.3 54.7 1.0 CB A:ASP16 4.3 50.2 1.0 N A:LEU23 4.4 45.1 1.0 CB A:ASP20 4.4 54.3 1.0 N A:GLY19 4.5 46.2 1.0 CA A:LEU23 4.5 42.2 1.0 CB A:ASN18 4.6 39.9 1.0 CA A:ASP20 4.7 48.7 1.0 C A:ASN18 4.7 44.5 1.0 CB A:GLU22 4.8 57.0 1.0 N A:GLY21 4.8 47.3 1.0 CA A:ASN18 4.8 45.1 1.0 O A:ASP16 4.8 49.5 1.0 C A:ASP20 5.0 51.2 1.0

S.Pazicky, K.Dhamotharan, K.Kaszuba, H.D.T.Mertens, T.Gilberger, D.Svergun, J.Kosinski, U.Weininger, C.Low. Structural Role of Essential Light Chains in the Apicomplexan Glideosome. Commun Biol V. 3 568 2020.
ISSN: ESSN 2399-3642
PubMed: 33051581
DOI: 10.1038/S42003-020-01283-8