Potassium in PDB 5ou5: Crystal Structure of Maize Chloroplastic Photosynthetic Nadp(+)- Dependent Malic Enzyme

The structure of Crystal Structure of Maize Chloroplastic Photosynthetic Nadp(+)- Dependent Malic Enzyme, PDB code: 5ou5 was solved by A.Bovdilova, A.Hoeppner, V.G.Maurino, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.88 / 2.20
Space group	I 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	135.961, 147.155, 261.615, 90.00, 90.00, 90.00
R / Rfree (%)	16 / 21.1

The structure of Crystal Structure of Maize Chloroplastic Photosynthetic Nadp(+)- Dependent Malic Enzyme also contains other interesting chemical elements:

Sodium

(Na)

16 atoms

The binding sites of Potassium atom in the Crystal Structure of Maize Chloroplastic Photosynthetic Nadp(+)- Dependent Malic Enzyme (pdb code 5ou5). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Crystal Structure of Maize Chloroplastic Photosynthetic Nadp(+)- Dependent Malic Enzyme, PDB code: 5ou5:

Potassium binding site 1 out of 1 in the Crystal Structure of Maize Chloroplastic Photosynthetic Nadp(+)- Dependent Malic Enzyme


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Maize Chloroplastic Photosynthetic Nadp(+)- Dependent Malic Enzyme within 5.0Å range: probe atom residue distance (Å) B Occ A:K704 b:66.8 occ:1.00 N A:ASN492 3.5 36.6 1.0 C A:LEU239 3.6 35.8 1.0 ND2 A:ASN492 3.8 35.5 1.0 CA A:LEU239 3.8 35.1 1.0 O A:LEU239 3.9 43.3 1.0 N A:GLY240 3.9 33.8 1.0 CB A:ASN492 4.0 37.1 1.0 O A:ASN492 4.0 30.0 1.0 CA A:SER491 4.2 36.6 1.0 CA A:ASN492 4.2 34.3 1.0 C A:SER491 4.3 41.3 1.0 CG A:ASN492 4.3 37.6 1.0 CB A:LEU239 4.4 32.7 1.0 C A:ASN492 4.5 30.2 1.0 NH1 A:ARG237 4.5 30.0 1.0 O A:LEU490 4.7 38.0 1.0 CA A:GLY240 4.7 32.3 1.0 CD2 A:LEU239 4.8 32.6 1.0 CB A:SER491 4.9 36.4 1.0 O A:HOH898 4.9 47.4 1.0 N A:LEU239 5.0 29.4 1.0

C.E.Alvarez, A.Bovdilova, A.Hoppner, C.C.Wolff, M.Saigo, F.Trajtenberg, T.Zhang, A.Buschiazzo, L.Nagel-Steger, M.F.Drincovich, M.J.Lercher, V.G.Maurino. Molecular Adaptations of Nadp-Malic Enzyme For Its Function in C4PHOTOSYNTHESIS in Grasses. Nat.Plants V. 5 755 2019.
ISSN: ESSN 2055-0278
PubMed: 31235877
DOI: 10.1038/S41477-019-0451-7