Magnesium in PDB 3a5m: Crystal Structure of A Dictyostelium P109I MG2+-Actin in Complex with Human Gelsolin Segment 1

The structure of Crystal Structure of A Dictyostelium P109I MG2+-Actin in Complex with Human Gelsolin Segment 1, PDB code: 3a5m was solved by K.Murakami, T.Yasunaga, T.Q.Noguchi, T.Q.Uyeda, T.Wakabayashi, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	31.55 / 2.40
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	56.701, 69.173, 181.690, 90.00, 90.00, 90.00
R / Rfree (%)	18 / 22.3

The structure of Crystal Structure of A Dictyostelium P109I MG2+-Actin in Complex with Human Gelsolin Segment 1 also contains other interesting chemical elements:

Calcium

(Ca)

2 atoms

The binding sites of Magnesium atom in the Crystal Structure of A Dictyostelium P109I MG2+-Actin in Complex with Human Gelsolin Segment 1 (pdb code 3a5m). 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 Crystal Structure of A Dictyostelium P109I MG2+-Actin in Complex with Human Gelsolin Segment 1, PDB code: 3a5m:

Magnesium binding site 1 out of 1 in the Crystal Structure of A Dictyostelium P109I MG2+-Actin in Complex with Human Gelsolin Segment 1


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of A Dictyostelium P109I MG2+-Actin in Complex with Human Gelsolin Segment 1 within 5.0Å range: probe atom residue distance (Å) B Occ C:Mg377 b:22.4 occ:1.00 O C:HOH1050 2.0 22.1 1.0 O C:HOH1001 2.1 22.7 1.0 O C:HOH1008 2.1 19.9 1.0 O2G C:ATP376 2.1 21.0 1.0 O1B C:ATP376 2.2 21.9 1.0 O C:HOH1065 2.2 24.8 1.0 PB C:ATP376 3.4 20.2 1.0 PG C:ATP376 3.4 23.9 1.0 O3B C:ATP376 3.6 23.3 1.0 O C:HOH1165 3.8 22.7 1.0 O3A C:ATP376 4.1 22.1 1.0 O1A C:ATP376 4.1 21.4 1.0 O3G C:ATP376 4.2 23.2 1.0 O C:HOH1108 4.2 33.5 1.0 O C:HOH1134 4.2 42.1 1.0 NZ C:LYS18 4.3 22.5 1.0 OD1 C:ASP11 4.3 14.5 1.0 O C:HOH1164 4.3 21.1 1.0 OE1 C:GLN137 4.4 22.5 1.0 OD2 C:ASP11 4.4 23.2 1.0 OD1 C:ASP154 4.5 36.1 1.0 O C:HOH1203 4.5 55.8 1.0 CA C:GLY13 4.5 21.6 1.0 O1G C:ATP376 4.6 23.3 1.0 O2B C:ATP376 4.6 22.1 1.0 PA C:ATP376 4.6 23.0 1.0 CG C:ASP11 4.8 18.6 1.0 CD C:GLN137 4.8 20.4 1.0

K.Murakami, T.Yasunaga, T.Q.P.Noguchi, Y.Gomibuchi, K.X.Ngo, T.Q.P.Uyeda, T.Wakabayashi. Structural Basis For Actin Assembly, Activation of Atp Hydrolysis, and Delayed Phosphate Release Cell(Cambridge,Mass.) V. 143 275 2010.
ISSN: ISSN 0092-8674
PubMed: 20946985
DOI: 10.1016/J.CELL.2010.09.034