Calcium in PDB 4i5j: PP2A PR70 Holoenzyme

The structure of PP2A PR70 Holoenzyme, PDB code: 4i5j was solved by Y.Xing, P.D.Jeffery, Y.Shi, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	32.85 / 2.09
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	67.610, 67.610, 139.110, 90.00, 90.00, 120.00
R / Rfree (%)	19.4 / 25.2

The binding sites of Calcium atom in the PP2A PR70 Holoenzyme (pdb code 4i5j). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the PP2A PR70 Holoenzyme, PDB code: 4i5j:

Calcium binding site 1 out of 1 in the PP2A PR70 Holoenzyme


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of PP2A PR70 Holoenzyme within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca501 b:35.5 occ:1.00 OD1 A:ASP364 2.3 34.8 1.0 O A:VAL370 2.3 38.5 1.0 OD1 A:ASP366 2.3 43.2 1.0 OD1 A:ASP368 2.3 45.4 1.0 O A:HOH609 2.4 33.7 1.0 OE1 A:GLU375 2.4 39.6 1.0 OE2 A:GLU375 2.4 37.8 1.0 CD A:GLU375 2.8 38.4 1.0 CG A:ASP366 3.2 45.1 1.0 CG A:ASP368 3.3 47.6 1.0 OD2 A:ASP366 3.4 48.4 1.0 CG A:ASP364 3.5 33.9 1.0 C A:VAL370 3.5 37.4 1.0 OD2 A:ASP368 3.7 48.2 1.0 N A:ASP368 4.1 39.8 1.0 OD2 A:ASP364 4.2 39.6 1.0 N A:VAL370 4.2 35.5 1.0 CA A:ASP364 4.3 33.3 1.0 CG A:GLU375 4.3 35.5 1.0 N A:ASP366 4.3 44.5 1.0 N A:GLY367 4.4 38.1 1.0 CG2 A:VAL370 4.4 35.1 1.0 N A:LEU371 4.4 29.8 1.0 CA A:LEU371 4.4 31.5 1.0 N A:SER372 4.4 32.5 1.0 C A:ASP364 4.4 34.6 1.0 CB A:ASP364 4.4 29.9 1.0 CB A:ASP368 4.5 34.2 1.0 CA A:VAL370 4.5 36.0 1.0 CB A:ASP366 4.5 44.0 1.0 N A:VAL365 4.6 35.2 1.0 OG A:SER372 4.7 39.6 1.0 CA A:ASP368 4.7 35.8 1.0 CA A:ASP366 4.7 42.1 1.0 N A:GLY369 4.8 38.4 1.0 C A:ASP366 4.8 40.8 1.0 O A:ASP364 4.9 33.5 1.0 C A:LEU371 4.9 35.1 1.0 C A:ASP368 5.0 39.1 1.0

N.Wlodarchak, F.Guo, K.A.Satyshur, L.Jiang, P.D.Jeffrey, T.Sun, V.Stanevich, M.C.Mumby, Y.Xing. Structure of the Ca(2+)-Dependent PP2A Heterotrimer and Insights Into CDC6 Dephosphorylation. Cell Res. V. 23 931 2013.
ISSN: ISSN 1001-0602
PubMed: 23752926
DOI: 10.1038/CR.2013.77