Magnesium in PDB 7cj7: Crystal Structure of Homo Dimeric D-Allulose 3-Epimerase From Methylomonas Sp. in Complex with L-Tagatose

The structure of Crystal Structure of Homo Dimeric D-Allulose 3-Epimerase From Methylomonas Sp. in Complex with L-Tagatose, PDB code: 7cj7 was solved by H.Yoshida, A.Yoshihara, S.Kamitori, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	39.25 / 1.70
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	46.056, 81.777, 140.033, 90, 90, 90
R / Rfree (%)	14.8 / 19

The structure of Crystal Structure of Homo Dimeric D-Allulose 3-Epimerase From Methylomonas Sp. in Complex with L-Tagatose also contains other interesting chemical elements:

Manganese

(Mn)

2 atoms

The binding sites of Magnesium atom in the Crystal Structure of Homo Dimeric D-Allulose 3-Epimerase From Methylomonas Sp. in Complex with L-Tagatose (pdb code 7cj7). 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 Homo Dimeric D-Allulose 3-Epimerase From Methylomonas Sp. in Complex with L-Tagatose, PDB code: 7cj7:

Magnesium binding site 1 out of 1 in the Crystal Structure of Homo Dimeric D-Allulose 3-Epimerase From Methylomonas Sp. in Complex with L-Tagatose


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 Homo Dimeric D-Allulose 3-Epimerase From Methylomonas Sp. in Complex with L-Tagatose within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg303 b:34.5 occ:1.00 O A:HOH470 1.9 21.2 1.0 O A:HOH405 2.0 35.5 1.0 OD1 A:ASP57 2.0 18.7 1.0 O A:HOH515 2.2 39.1 1.0 O A:HOH402 2.5 34.1 1.0 CG A:ASP57 3.0 17.8 1.0 OD2 A:ASP57 3.5 19.4 1.0 OE1 A:GLN60 4.1 26.6 1.0 O A:ALA53 4.1 14.0 1.0 O A:HOH489 4.1 33.5 1.0 CB A:ASP57 4.3 14.8 1.0 N A:ASP57 4.5 11.8 1.0 CA A:ASP57 4.6 13.4 1.0 CG A:LYS56 4.7 19.8 1.0 C A:ALA53 5.0 13.5 1.0

H.Yoshida, A.Yoshihara, S.Kato, S.Mochizuki, K.Akimitsu, K.Izumori, S.Kamitori. Crystal Structure of A Novel Homodimeric L-Ribulose 3-Epimerase From Methylomonus Sp. Febs Open Bio 2021.
ISSN: ESSN 2211-5463
PubMed: 33838083
DOI: 10.1002/2211-5463.13159