Potassium in PDB 1me8: Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound

Enzymatic activity of Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound

All present enzymatic activity of Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound:
1.1.1.205;

Protein crystallography data

The structure of Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound, PDB code: 1me8 was solved by G.L.Prosise, J.Wu, H.Luecke, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	48.94 / 1.90
*Space group*	P 4 3 2
*Cell size a, b, c (Å), α, β, γ (°)*	154.745, 154.745, 154.745, 90.00, 90.00, 90.00
*R / R_free (%)*	24.3 / 25.8

Other elements in 1me8:

The structure of Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound also contains other interesting chemical elements:

Sodium

(Na)

1 atom

Potassium Binding Sites:

The binding sites of Potassium atom in the Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound (pdb code 1me8). 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 Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound, PDB code: 1me8:

Potassium binding site 1 out of 1 in 1me8

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Potassium Binding Sites List in 1me8

Potassium binding site 1 out of 1 in the Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound

Mono view

Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Inosine Monophosphate Dehydrogenase (Impdh) From Tritrichomonas Foetus with Rvp Bound within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:K900 b:33.2 occ:0.75	OD2	A:ASP264	2.5	29.5	1.0
	O	A:PHE266	2.6	26.2	1.0
	OD1	A:ASP264	2.9	26.8	1.0
	CG	A:ASP264	3.1	29.7	1.0
	C	A:PHE266	3.6	27.4	1.0
	CB	A:PHE266	3.7	26.2	1.0
	CA	A:PHE266	4.2	26.3	1.0
	O	A:HOH952	4.3	40.5	1.0
	CG	A:PHE266	4.5	27.8	1.0
	N	A:PHE266	4.6	26.3	1.0
	CB	A:ASP264	4.6	28.9	1.0
	N	A:SER267	4.7	28.6	1.0

Reference:

G.L.Prosise, J.Wu, H.Luecke. Crystal Structure of Tritrichomonas Foetus Inosine Monophosphate Dehydrogenase in Complex with the Inhibitor Ribavirin Monophosphate Reveals A Catalysis-Dependent Ion-Binding Site J.Biol.Chem. V. 277 50654 2002.
ISSN: ISSN 0021-9258
PubMed: 12235158
DOI: 10.1074/JBC.M208330200

Page generated: Sun Dec 13 22:51:45 2020

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