Magnesium in PDB 6aso: Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna

The structure of Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna, PDB code: 6aso was solved by E.J.Montemayor, D.A.Brow, S.E.Butcher, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	55.63 / 2.71
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	94.197, 77.390, 118.614, 90.00, 105.91, 90.00
R / Rfree (%)	19.5 / 24.7

The structure of Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna also contains other interesting chemical elements:

Potassium	(K)	2 atoms
Manganese	(Mn)	1 atom

The binding sites of Magnesium atom in the Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna (pdb code 6aso). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna, PDB code: 6aso:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna within 5.0Å range: probe atom residue distance (Å) B Occ I:Mg203 b:70.1 occ:1.00 OP2 I:A75 2.3 59.1 1.0 OP2 I:U74 2.5 0.2 1.0 P I:U74 3.8 0.8 1.0 P I:A75 3.8 74.3 1.0 N2 I:G71 3.9 75.3 1.0 O5' I:U74 4.2 0.4 1.0 OP1 I:U74 4.4 0.3 1.0 N1 I:G71 4.4 86.7 1.0 OP1 I:A75 4.5 79.0 1.0 O3' I:U74 4.6 84.8 1.0 C2 I:G71 4.7 84.1 1.0 O5' I:A75 4.8 58.6 1.0 O3' I:A73 5.0 0.3 1.0

Magnesium binding site 2 out of 2 in the Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Structure of Yeast U6 Snrnp with 3'-Phosphate Terminated U6 Rna within 5.0Å range: probe atom residue distance (Å) B Occ I:Mg204 b:58.4 occ:1.00 OP2 I:A41 2.6 96.2 1.0 O3' I:A40 2.7 62.4 1.0 O2' I:A40 2.9 68.3 1.0 P I:A41 3.3 80.3 1.0 C3' I:A40 3.8 55.9 1.0 C2' I:A40 3.8 58.6 1.0 OP2 I:G39 4.2 65.3 1.0 C1' I:A40 4.3 53.9 1.0 C5' I:A41 4.3 56.2 1.0 O5' I:A41 4.3 55.0 1.0 OP1 I:A41 4.5 84.0 1.0 C4' I:A40 4.9 46.0 1.0

E.J.Montemayor, A.L.Didychuk, A.D.Yake, G.K.Sidhu, D.A.Brow, S.E.Butcher. Architecture of the U6 Snrnp Reveals Specific Recognition of 3'-End Processed U6 Snrna. Nat Commun V. 9 1749 2018.
ISSN: ESSN 2041-1723
PubMed: 29717126
DOI: 10.1038/S41467-018-04145-4