Magnesium in PDB 7abi: Human Pre-Bact-2 Spliceosome

All present enzymatic activity of Human Pre-Bact-2 Spliceosome:
2.3.2.27; 3.6.4.13; 5.2.1.8;

The binding sites of Magnesium atom in the Human Pre-Bact-2 Spliceosome (pdb code 7abi). 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 Human Pre-Bact-2 Spliceosome, PDB code: 7abi:

Magnesium binding site 1 out of 1 in the Human Pre-Bact-2 Spliceosome


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Human Pre-Bact-2 Spliceosome within 5.0Å range: probe atom residue distance (Å) B Occ r:Mg1501 b:39.5 occ:1.00 O1G r:GTP1500 1.9 73.2 1.0 O2B r:GTP1500 2.2 54.5 1.0 PG r:GTP1500 3.3 70.8 1.0 CB r:THR143 3.4 3.1 1.0 PB r:GTP1500 3.4 50.3 1.0 O3B r:GTP1500 3.8 59.5 1.0 O1B r:GTP1500 4.0 53.5 1.0 O2G r:GTP1500 4.1 77.0 1.0 O r:VAL179 4.1 1.6 1.0 N r:THR143 4.3 3.1 1.0 O3G r:GTP1500 4.4 76.4 1.0 CA r:THR143 4.5 3.1 1.0 O3A r:GTP1500 4.6 53.9 1.0 C r:VAL179 4.7 1.6 1.0 O1A r:GTP1500 4.7 59.8 1.0 O2A r:GTP1500 4.7 66.0 1.0 CA r:GLY180 4.9 2.2 1.0 PA r:GTP1500 4.9 57.9 1.0 N r:GLY180 5.0 2.2 1.0

C.Townsend, M.N.Leelaram, D.E.Agafonov, O.Dybkov, C.L.Will, K.Bertram, H.Urlaub, B.Kastner, H.Stark, R.Luhrmann. Mechanism of Protein-Guided Folding of the Active Site U2/U6 Rna During Spliceosome Activation. Science V. 370 2020.
ISSN: ESSN 1095-9203
PubMed: 33243851
DOI: 10.1126/SCIENCE.ABC3753