Magnesium in PDB 2qrf: Green Fluorescent Protein: Cyclized-Only Intermediate of Chromophore Maturation in the Q183E Variant

The structure of Green Fluorescent Protein: Cyclized-Only Intermediate of Chromophore Maturation in the Q183E Variant, PDB code: 2qrf was solved by T.I.Wood, D.P.Barondeau, C.Hitomi, J.A.Tainer, E.D.Getzoff, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 1.50
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	51.046, 62.121, 70.619, 90.00, 90.00, 90.00
R / Rfree (%)	22.9 / 22.9

The binding sites of Magnesium atom in the Green Fluorescent Protein: Cyclized-Only Intermediate of Chromophore Maturation in the Q183E Variant (pdb code 2qrf). 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 Green Fluorescent Protein: Cyclized-Only Intermediate of Chromophore Maturation in the Q183E Variant, PDB code: 2qrf:

Magnesium binding site 1 out of 1 in the Green Fluorescent Protein: Cyclized-Only Intermediate of Chromophore Maturation in the Q183E Variant


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Green Fluorescent Protein: Cyclized-Only Intermediate of Chromophore Maturation in the Q183E Variant within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg300 b:18.6 occ:1.00 O A:HOH304 1.9 20.9 1.0 O A:HOH303 2.1 20.3 1.0 O A:HOH305 2.1 18.8 1.0 O A:HOH302 2.1 17.0 1.0 O A:HOH301 2.1 22.1 1.0 O A:HOH306 2.1 19.0 1.0 OE2 A:GLU142 3.8 16.9 1.0 O A:HOH1024 3.8 20.5 1.0 OE1 A:GLU142 4.1 16.2 1.0 CA A:GLY174 4.2 14.4 1.0 CD A:GLU142 4.3 13.3 1.0 N A:GLY174 4.9 15.5 1.0

T.I.Wood, D.P.Barondeau, C.Hitomi, J.A.Tainer, E.D.Getzoff. Green Fluorescent Protein Chromophore - Cyclized Intermediate To Be Published.