Potassium in PDB 7v4m: Unique Non-Heme Hydroxylase in Biosynthesis of Nucleoside Antibiotic Pathway Uncover Mechanism of Reaction

The structure of Unique Non-Heme Hydroxylase in Biosynthesis of Nucleoside Antibiotic Pathway Uncover Mechanism of Reaction, PDB code: 7v4m was solved by T.L.Li, M.Z.Saeid, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.86 / 1.90
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	75.184, 77.568, 68.118, 90, 90, 90
R / Rfree (%)	18.7 / 23.3

The structure of Unique Non-Heme Hydroxylase in Biosynthesis of Nucleoside Antibiotic Pathway Uncover Mechanism of Reaction also contains other interesting chemical elements:

Iron

(Fe)

2 atoms

The binding sites of Potassium atom in the Unique Non-Heme Hydroxylase in Biosynthesis of Nucleoside Antibiotic Pathway Uncover Mechanism of Reaction (pdb code 7v4m). 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 Unique Non-Heme Hydroxylase in Biosynthesis of Nucleoside Antibiotic Pathway Uncover Mechanism of Reaction, PDB code: 7v4m:

Potassium binding site 1 out of 1 in the Unique Non-Heme Hydroxylase in Biosynthesis of Nucleoside Antibiotic Pathway Uncover Mechanism of Reaction


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Unique Non-Heme Hydroxylase in Biosynthesis of Nucleoside Antibiotic Pathway Uncover Mechanism of Reaction within 5.0Å range: probe atom residue distance (Å) B Occ B:K302 b:45.8 occ:0.50 NH1 B:ARG16 3.3 21.9 1.0 CD B:ARG16 3.6 12.2 1.0 O3 B:PO4305 4.3 30.4 1.0 CZ B:ARG16 4.3 18.2 1.0 O B:HOH447 4.3 22.6 1.0 NE B:ARG16 4.4 13.8 1.0 O B:HOH472 4.5 38.3 1.0 O B:HOH404 4.7 34.4 1.0 CB B:ARG16 4.8 7.8 1.0 O B:HOH515 4.8 33.3 1.0 CG B:ARG16 4.8 9.4 1.0

S.M.Zadeh, M.H.Chen, Z.C.Wang, E.K.Astani, I.W.Lo, K.H.Lin, N.S.Hsu, K.Adhikari, S.Y.Lyu, H.Y.Tsai, Y.Terasawa, M.Yabe, K.Yamamoto, S.Ichikawa, T.L.Li. Beta-Hydroxylation of Alpha-Amino-Beta-Hydroxylbutanoyl-Glycyluridine Catalyzed By A Nonheme Hydroxylase Ensures the Maturation of Caprazamycin Commun Chem V. 5 87 2022.
ISSN: ESSN 2399-3669
DOI: 10.1038/S42004-022-00703-6