Calcium in PDB 3qe2: Crystal Structure of Human Nadph-Cytochrome P450 Reductase

All present enzymatic activity of Crystal Structure of Human Nadph-Cytochrome P450 Reductase:
1.6.2.4;

The structure of Crystal Structure of Human Nadph-Cytochrome P450 Reductase, PDB code: 3qe2 was solved by C.Xia, C.Marohnic, S.P.Panda, B.S.Masters, J.-J.P.Kim, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	45.10 / 1.75
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	70.145, 117.782, 156.260, 90.00, 90.00, 90.00
R / Rfree (%)	21.1 / 23.9

The binding sites of Calcium atom in the Crystal Structure of Human Nadph-Cytochrome P450 Reductase (pdb code 3qe2). 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 Human Nadph-Cytochrome P450 Reductase, PDB code: 3qe2:

Calcium binding site 1 out of 1 in the Crystal Structure of Human Nadph-Cytochrome P450 Reductase


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 Human Nadph-Cytochrome P450 Reductase within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca762 b:31.9 occ:1.00 OD1 A:ASN595 2.5 19.4 1.0 O A:HOH735 2.7 38.4 1.0 O A:HOH876 2.8 33.9 1.0 O A:HOH877 2.8 40.1 1.0 O A:HOH910 2.8 27.8 1.0 O A:HOH912 2.9 48.1 1.0 CG A:ASN595 3.5 21.5 1.0 CB A:ASN595 4.2 17.8 1.0 ND2 A:ASN595 4.3 17.1 1.0 O A:HOH1069 4.4 30.9 1.0 OD1 A:ASP615 4.5 21.6 1.0 NE2 A:GLN593 4.5 23.1 1.0 CA A:ASN595 4.7 18.7 1.0 O A:HOH922 4.7 46.2 1.0 OD2 A:ASP615 4.8 22.0 1.0 O A:HOH841 4.9 26.1 1.0 O A:LEU594 4.9 22.5 1.0

C.Xia, S.P.Panda, C.C.Marohnic, P.Martasek, B.S.Masters, J.J.Kim. Structural Basis For Human Nadph-Cytochrome P450 Oxidoreductase Deficiency. Proc.Natl.Acad.Sci.Usa V. 108 13486 2011.
ISSN: ISSN 0027-8424
PubMed: 21808038
DOI: 10.1073/PNAS.1106632108