Potassium in PDB 1u1i: Myo-Inositol Phosphate Synthase Mips From A. Fulgidus

The structure of Myo-Inositol Phosphate Synthase Mips From A. Fulgidus, PDB code: 1u1i was solved by K.A.Stieglitz, H.Yang, M.F.Roberts, B.Stec, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.60 / 1.90
Space group	P 1
Cell size a, b, c (Å), α, β, γ (°)	62.770, 83.940, 91.790, 65.79, 72.43, 74.98
R / Rfree (%)	21.3 / 28.4

The binding sites of Potassium atom in the Myo-Inositol Phosphate Synthase Mips From A. Fulgidus (pdb code 1u1i). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Myo-Inositol Phosphate Synthase Mips From A. Fulgidus, PDB code: 1u1i:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Myo-Inositol Phosphate Synthase Mips From A. Fulgidus


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Myo-Inositol Phosphate Synthase Mips From A. Fulgidus within 5.0Å range: probe atom residue distance (Å) B Occ B:K797 b:67.4 occ:1.00 CB B:ASP732 2.4 26.5 1.0 O1N B:NAD796 2.8 53.4 1.0 OD2 B:ASP704 2.8 27.0 1.0 O B:HOH1602 2.9 41.8 1.0 O7N B:NAD796 2.9 60.8 1.0 N B:ALA733 3.4 63.8 1.0 CG B:ASP732 3.4 45.2 1.0 OD2 B:ASP732 3.4 44.8 1.0 CA B:ASP732 3.6 39.6 1.0 CG B:ASP704 3.7 36.5 1.0 C B:ASP732 3.7 63.0 1.0 OD1 B:ASP704 3.7 58.4 1.0 C7N B:NAD796 3.9 45.3 1.0 PN B:NAD796 4.0 46.0 1.0 CA B:ALA733 4.1 42.1 1.0 CG2 B:ILE411 4.1 11.8 1.0 CG2 B:VAL412 4.2 5.6 1.0 O2N B:NAD796 4.4 96.1 1.0 N7N B:NAD796 4.4 22.1 1.0 N B:ASP732 4.5 14.2 1.0 O B:ASP732 4.5 39.3 1.0 O5D B:NAD796 4.5 60.7 1.0 OD1 B:ASP732 4.6 37.8 1.0 CB B:ALA733 4.6 15.1 1.0 C2N B:NAD796 4.7 33.2 1.0 C3N B:NAD796 4.7 55.2 1.0 O B:HOH2522 4.8 50.2 1.0 O B:ASP704 4.8 55.6 1.0 OD1 B:ASP661 5.0 24.5 1.0

Potassium binding site 2 out of 2 in the Myo-Inositol Phosphate Synthase Mips From A. Fulgidus


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Myo-Inositol Phosphate Synthase Mips From A. Fulgidus within 5.0Å range: probe atom residue distance (Å) B Occ C:K1197 b:60.6 occ:1.00 O1N C:NAD1196 2.5 21.6 1.0 O C:HOH1601 2.7 26.7 1.0 OD2 C:ASP1104 2.9 10.4 1.0 O7N C:NAD1196 3.0 68.8 1.0 CG2 C:ILE811 3.1 12.2 1.0 CB C:ASP1132 3.2 20.6 1.0 CG C:ASP1104 3.7 37.3 1.0 PN C:NAD1196 3.7 51.8 1.0 N C:ALA1133 3.8 28.9 1.0 OD1 C:ASP1104 3.8 46.8 1.0 CG2 C:VAL812 3.9 28.8 1.0 C C:ASP1132 4.0 21.2 1.0 C7N C:NAD1196 4.0 57.7 1.0 CA C:ALA1133 4.2 22.6 1.0 O2N C:NAD1196 4.2 68.6 1.0 O5D C:NAD1196 4.2 37.0 1.0 CA C:ASP1132 4.3 22.1 1.0 CG C:ASP1132 4.4 24.9 1.0 CB C:ALA1133 4.5 6.3 1.0 CB C:ILE811 4.5 15.7 1.0 O C:ASP1132 4.5 55.2 1.0 OD2 C:ASP1132 4.5 48.9 1.0 CG1 C:ILE811 4.7 28.0 1.0 C2N C:NAD1196 4.7 43.2 1.0 CB C:VAL812 4.8 49.7 1.0 N7N C:NAD1196 4.9 41.7 1.0 N C:VAL812 4.9 23.5 1.0 C3N C:NAD1196 5.0 48.6 1.0 O3 C:NAD1196 5.0 74.0 1.0

K.A.Stieglitz, H.Yang, M.F.Roberts, B.Stec. Reaching For Mechanistic Consensus Across Life Kingdoms: Structure and Insights Into Catalysis of the Myo-Inositol-1-Phosphate Synthase (Mips) From Archaeoglobus Fulgidus Biochemistry V. 44 213 2005.
ISSN: ISSN 0006-2960
PubMed: 15628862
DOI: 10.1021/BI048267O