Potassium in PDB 6hcx: Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern).

Enzymatic activity of Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern).

All present enzymatic activity of Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern).:
3.2.1.18;

Protein crystallography data

The structure of Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern)., PDB code: 6hcx was solved by M.T.Salinger, J.R.Hobbs, J.W.Murray, W.G.Laver, P.Kuhn, E.F.Garman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	42.68 / 1.30
*Space group*	I 4 3 2
*Cell size a, b, c (Å), α, β, γ (°)*	180.935, 180.935, 180.935, 90.00, 90.00, 90.00
*R / R_free (%)*	9.7 / 12.5

Other elements in 6hcx:

The structure of Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern). also contains other interesting chemical elements:

Calcium

(Ca)

2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern). (pdb code 6hcx). 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 Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern)., PDB code: 6hcx:

Potassium binding site 1 out of 1 in 6hcx

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Potassium Binding Sites List in 6hcx

Potassium binding site 1 out of 1 in the Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern).

Mono view

Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Influenza Virus N9 Neuraminidase A Complex with Zanamivir Molecule (Tern). within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:K520 b:36.4 occ:1.00	O3	A:NAG501	2.8	16.3	1.0
	O5	A:NAG502	2.8	14.1	1.0
	O	A:HOH791	3.0	30.1	1.0
	O6	A:NAG502	3.2	23.4	1.0
	O	A:HOH1058	3.3	53.5	1.0
	O4	A:NAG501	3.3	12.7	1.0
	O6	A:MAN508	3.5	25.8	1.0
	C1	A:NAG502	3.6	13.9	1.0
	O	A:HOH844	3.6	40.9	1.0
	C3	A:NAG501	3.7	13.1	1.0
	C6	A:MAN508	3.9	31.4	1.0
	C5	A:NAG502	3.9	14.1	1.0
	C6	A:NAG502	3.9	18.9	1.0
	C2	A:NAG502	4.1	11.6	1.0
	C4	A:NAG501	4.1	12.1	1.0
	O	A:HOH645	4.3	33.8	1.0
	C4	A:NAG502	4.5	12.7	1.0
	O	A:HOH1035	4.5	37.6	1.0
	O	A:HOH1077	4.6	47.7	1.0
	O7	A:NAG502	4.7	17.9	1.0
	C3	A:NAG502	5.0	11.8	1.0

Reference:

M.T.Salinger, J.R.Hobbs, J.W.Murray, W.G.Laver, P.Kuhn, E.F.Garman. High Resolution Structures of Viral Neuraminidase with Drugs Bound in the Active Site. (in Preparation) To Be Published.

Page generated: Sat Aug 9 11:10:28 2025

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