Magnesium in PDB 4b43: Bacterial Translation Initiation Factor IF2 (1-363), Apo Form, Double Mutant K86L H130A

The structure of Bacterial Translation Initiation Factor IF2 (1-363), Apo Form, Double Mutant K86L H130A, PDB code: 4b43 was solved by A.Simonetti, A.Urzhumtsev, B.P.Klaholz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	49.283 / 1.94
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	45.787, 61.971, 162.578, 90.00, 90.00, 90.00
R / Rfree (%)	19.39 / 23.55

The structure of Bacterial Translation Initiation Factor IF2 (1-363), Apo Form, Double Mutant K86L H130A also contains other interesting chemical elements:

Iodine

(I)

7 atoms

The binding sites of Magnesium atom in the Bacterial Translation Initiation Factor IF2 (1-363), Apo Form, Double Mutant K86L H130A (pdb code 4b43). 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 Bacterial Translation Initiation Factor IF2 (1-363), Apo Form, Double Mutant K86L H130A, PDB code: 4b43:

Magnesium binding site 1 out of 1 in the Bacterial Translation Initiation Factor IF2 (1-363), Apo Form, Double Mutant K86L H130A


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Bacterial Translation Initiation Factor IF2 (1-363), Apo Form, Double Mutant K86L H130A within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1361 b:56.5 occ:1.00 O A:VAL322 2.6 18.7 1.0 O A:HOH2252 2.8 41.4 1.0 NH1 A:ARG339 3.1 24.7 1.0 N A:GLY282 3.1 19.4 1.0 OE2 A:GLU324 3.2 53.0 1.0 C A:VAL322 3.7 19.1 1.0 CZ A:ARG339 3.7 26.1 1.0 NH2 A:ARG339 3.7 26.8 1.0 O A:VAL280 3.7 18.9 1.0 CA A:ALA281 3.8 22.4 1.0 CG A:GLU324 3.9 44.4 1.0 CD A:GLU324 4.0 54.5 1.0 C A:ALA281 4.0 18.2 1.0 CA A:GLY282 4.0 21.1 1.0 CB A:VAL322 4.1 20.7 1.0 C A:VAL280 4.2 18.2 1.0 CA A:VAL322 4.2 20.4 1.0 O A:HOH2242 4.3 32.1 1.0 N A:VAL322 4.3 24.1 1.0 N A:ALA281 4.3 21.1 1.0 CG1 A:VAL322 4.6 22.8 1.0 CG1 A:VAL280 4.6 16.2 0.3 N A:VAL323 4.7 17.5 1.0 N A:GLU324 4.7 16.2 1.0 CG2 A:VAL280 4.7 13.6 0.2 O A:GLY282 4.8 27.8 1.0 CG2 A:VAL280 4.8 16.2 0.3 CB A:GLU324 4.8 27.7 1.0 NE A:ARG339 4.8 32.3 1.0 O A:HOH2250 4.9 61.9 1.0 CA A:VAL323 4.9 16.6 1.0 C A:GLY282 4.9 27.1 1.0 CB A:ALA281 5.0 19.3 1.0

A.Simonetti, S.Marzi, A.Fabbretti, A.G.Myasnikov, I.Hazemann, L.Jenner, A.Urzhumtsev, C.O.Gualerzi, B.P.Klaholz. Molecular Basis of Gtp Hydrolysis By Bacterial Translation Initiation Factor IF2 To Be Published.