Calcium in PDB 7kio: Crystal Structure of Inositol Polyphosphate 1-Phosphatase (INPP1) D54A Mutant

All present enzymatic activity of Crystal Structure of Inositol Polyphosphate 1-Phosphatase (INPP1) D54A Mutant:
3.1.3.57;

The structure of Crystal Structure of Inositol Polyphosphate 1-Phosphatase (INPP1) D54A Mutant, PDB code: 7kio was solved by J.-P.Xiong, D.E.Dollins, Y.Ren, J.D.York, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.93 / 2.40
Space group	P 41
Cell size a, b, c (Å), α, β, γ (°)	51.447, 51.447, 143.118, 90.00, 90.00, 90.00
R / Rfree (%)	19.1 / 24

The binding sites of Calcium atom in the Crystal Structure of Inositol Polyphosphate 1-Phosphatase (INPP1) D54A Mutant (pdb code 7kio). 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 Crystal Structure of Inositol Polyphosphate 1-Phosphatase (INPP1) D54A Mutant, PDB code: 7kio:

Calcium binding site 1 out of 1 in the Crystal Structure of Inositol Polyphosphate 1-Phosphatase (INPP1) D54A Mutant


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Inositol Polyphosphate 1-Phosphatase (INPP1) D54A Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca501 b:36.0 occ:0.50 O2 A:SO4503 2.7 32.3 0.5 OD2 A:ASP153 2.8 22.0 1.0 OD1 A:ASP156 2.8 27.1 1.0 O A:HOH616 3.0 38.4 1.0 OD1 A:ASP317 3.2 46.9 1.0 OD1 A:ASP153 3.2 21.4 1.0 OE2 A:GLU79 3.4 44.6 1.0 CG A:ASP153 3.4 25.3 1.0 O1 A:SO4503 3.5 40.2 0.5 S A:SO4503 3.6 38.1 0.5 OE1 A:GLU79 3.8 42.5 1.0 CD A:GLU79 3.8 39.4 1.0 CG A:ASP156 3.9 21.9 1.0 NE1 A:TRP316 4.2 33.5 1.0 CA A:ASP156 4.2 20.1 1.0 CG A:ASP317 4.2 40.5 1.0 O3 A:SO4503 4.3 33.1 0.5 CD1 A:TRP316 4.3 29.2 1.0 CB A:ASP156 4.4 20.7 1.0 O A:HOH605 4.5 33.1 1.0 O A:ILE155 4.5 22.1 1.0 OD2 A:ASP317 4.5 44.8 1.0 N A:SER157 4.8 25.5 1.0 CB A:ASP153 4.8 21.1 1.0 O4 A:SO4503 4.8 39.5 0.5 CG A:GLU79 4.9 34.2 1.0

D.E.Dollins, J.P.Xiong, S.Endo-Streeter, D.E.Anderson, V.S.Bansal, J.W.Ponder, Y.Ren, J.D.York. A Structural Basis For Lithium and Substrate Binding of An Inositide Phosphatase. J.Biol.Chem. 2020.
ISSN: ESSN 1083-351X
PubMed: 33172890
DOI: 10.1074/JBC.RA120.014057