Magnesium in PDB 7b19: Mutant Myosin-II-Ggg Motor Domain

The structure of Mutant Myosin-II-Ggg Motor Domain, PDB code: 7b19 was solved by W.Ewert, M.Preller, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	44.59 / 2.55
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	89.187, 149.031, 153.93, 90, 90, 90
R / Rfree (%)	20.6 / 25.2

The structure of Mutant Myosin-II-Ggg Motor Domain also contains other interesting chemical elements:

Vanadium

(V)

1 atom

The binding sites of Magnesium atom in the Mutant Myosin-II-Ggg Motor Domain (pdb code 7b19). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Mutant Myosin-II-Ggg Motor Domain, PDB code: 7b19:

Magnesium binding site 1 out of 1 in the Mutant Myosin-II-Ggg Motor Domain


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Mutant Myosin-II-Ggg Motor Domain within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg802 b:39.7 occ:1.00 H2G1 A:AD9801 1.9 40.5 1.0 OG1 A:THR186 2.1 40.7 1.0 O A:HOH902 2.1 38.3 1.0 O A:HOH917 2.1 26.4 1.0 O2G A:AD9801 2.2 33.7 1.0 O1B A:AD9801 2.2 40.7 1.0 OG A:SER237 2.2 35.7 1.0 HB2 A:SER237 2.9 48.8 1.0 CB A:SER237 3.1 40.6 1.0 H A:SER237 3.2 41.5 1.0 CB A:THR186 3.2 36.4 1.0 HB A:THR186 3.3 43.7 1.0 PB A:AD9801 3.4 32.3 1.0 VG A:AD9801 3.6 25.4 1.0 H A:THR186 3.6 44.7 1.0 HB3 A:SER237 3.8 48.8 1.0 N A:SER237 3.9 34.6 1.0 OD1 A:ASP454 3.9 32.5 1.0 HG21 A:THR186 4.0 41.0 1.0 O3B A:AD9801 4.0 47.0 1.0 HE2 A:LYS185 4.0 43.9 1.0 OD2 A:ASP454 4.0 37.3 1.0 CA A:SER237 4.1 41.5 1.0 N A:THR186 4.1 37.2 1.0 HB2 A:LYS185 4.2 47.4 1.0 CA A:THR186 4.2 33.5 1.0 CG2 A:THR186 4.2 34.2 1.0 O3A A:AD9801 4.2 44.1 1.0 O1G A:AD9801 4.3 34.2 1.0 HD21 A:ASN227 4.4 46.9 1.0 CG A:ASP454 4.4 38.8 1.0 HA A:THR186 4.4 40.2 1.0 O2B A:AD9801 4.5 36.2 1.0 HZ1 A:LYS185 4.6 41.9 1.0 O A:ILE455 4.6 38.8 1.0 O A:HOH906 4.6 48.9 1.0 HA A:SER236 4.6 48.3 1.0 O2A A:AD9801 4.7 44.0 1.0 HA A:SER237 4.7 49.8 1.0 HG23 A:THR186 4.7 41.0 1.0 O A:HOH910 4.7 39.7 1.0 HD21 A:ASN233 4.8 46.3 1.0 PA A:AD9801 4.8 43.3 1.0 O A:ASN235 4.8 30.7 1.0 HA A:SER456 4.8 46.5 1.0 CE A:LYS185 4.9 36.6 1.0 O1A A:AD9801 4.9 46.7 1.0 HD22 A:ASN233 4.9 46.3 1.0 HG22 A:THR186 4.9 41.0 1.0 C A:SER236 5.0 39.1 1.0

P.Franz, W.Ewert, M.Preller, G.Tsiavaliaris. Unraveling A Force-Generating Allosteric Pathway of Actomyosin Communication Associated with Adp and P I Release. Int J Mol Sci V. 22 2020.
ISSN: ESSN 1422-0067
PubMed: 33374308
DOI: 10.3390/IJMS22010104