Magnesium in PDB 2e2q: Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp

Enzymatic activity of Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp

All present enzymatic activity of Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp:
2.7.1.1;

Protein crystallography data

The structure of Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp, PDB code: 2e2q was solved by H.Nishimasu, S.Fushinobu, H.Shoun, T.Wakagi, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	49.53 / 2.00
*Space group*	C 1 2 1
*Cell size a, b, c (Å), α, β, γ (°)*	143.440, 81.470, 52.510, 90.00, 109.40, 90.00
*R / R_free (%)*	21.3 / 25.5

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp (pdb code 2e2q). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp, PDB code: 2e2q:

Magnesium binding site 1 out of 1 in 2e2q

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Magnesium Binding Sites List in 2e2q

Magnesium binding site 1 out of 1 in the Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp

Mono view

Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of Sulfolobus Tokodaii Hexokinase in Complex with Xylose, MG2+, and Adp within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Mg301 b:27.9 occ:1.00	O2B	A:ADP302	2.0	24.4	1.0
	O	A:HOH369	2.1	26.2	1.0
	O	A:HOH368	2.1	24.0	1.0
	O	A:HOH303	2.2	18.5	1.0
	O	A:HOH338	2.2	21.7	1.0
	O	A:HOH332	2.2	26.1	1.0
	PB	A:ADP302	3.4	22.8	1.0
	O	A:HOH350	3.7	29.1	1.0
	OD2	A:ASP95	3.9	33.0	1.0
	O1B	A:ADP302	3.9	23.1	1.0
	OD2	A:ASP8	4.0	19.6	1.0
	O	A:HOH370	4.1	30.6	1.0
	OD1	A:ASP8	4.1	23.6	1.0
	O1A	A:ADP302	4.1	19.3	1.0
	O3A	A:ADP302	4.2	23.6	1.0
	O	A:HOH319	4.2	19.8	1.0
	CA	A:GLY10	4.4	18.1	1.0
	O	A:HOH313	4.4	22.1	1.0
	CG2	A:ILE113	4.4	23.6	1.0
	NZ	A:LYS15	4.4	52.5	1.0
	CG	A:ASP8	4.5	21.0	1.0
	O3B	A:ADP302	4.5	18.4	1.0
	PA	A:ADP302	4.7	25.6	1.0
	CG	A:ASP95	4.9	25.0	1.0

Reference:

H.Nishimasu, S.Fushinobu, H.Shoun, T.Wakagi. Crystal Structures of An Atp-Dependent Hexokinase with Broad Substrate Specificity From the Hyperthermophilic Archaeon Sulfolobus Tokodaii. J.Biol.Chem. V. 282 9923 2007.
ISSN: ISSN 0021-9258
PubMed: 17229727
DOI: 10.1074/JBC.M610678200

Page generated: Tue Aug 13 22:39:10 2024

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