Calcium in PDB 6nn9: Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants

Enzymatic activity of Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants

All present enzymatic activity of Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants:
3.2.1.18;

Protein crystallography data

The structure of Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants, PDB code: 6nn9 was solved by W.R.Tulip, J.N.Varghese, A.T.Baker, A.Vandonkelaar, W.G.Laver, R.G.Webster, P.M.Colman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	6.00 / 2.30
*Space group*	I 4 3 2
*Cell size a, b, c (Å), α, β, γ (°)*	185.100, 185.100, 185.100, 90.00, 90.00, 90.00
*R / R_free (%)*	17.8 / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants (pdb code 6nn9). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants, PDB code: 6nn9:

Calcium binding site 1 out of 1 in 6nn9

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Calcium Binding Sites List in 6nn9

Calcium binding site 1 out of 1 in the Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca18 b:2.3 occ:1.00	O	A:ASP293	2.7	14.5	1.0
	O	A:ASN347	2.8	25.5	1.0
	O	A:HOH485	2.8	27.3	1.0
	O	A:GLY297	3.0	19.6	1.0
	OD2	A:ASP324	3.2	6.4	1.0
	CG	A:ASP324	3.9	7.1	1.0
	C	A:ASP293	3.9	12.9	1.0
	C	A:ASN347	4.0	23.3	1.0
	C	A:GLY297	4.0	18.1	1.0
	N	A:GLY297	4.2	19.8	1.0
	O	A:ASN294	4.2	19.2	1.0
	CA	A:ASN294	4.2	14.9	1.0
	CA	A:GLY348	4.3	18.0	1.0
	O	A:HOH483	4.4	2.2	1.0
	C	A:ASN294	4.4	17.5	1.0
	OD1	A:ASP324	4.5	8.2	1.0
	CB	A:ASP324	4.5	8.0	1.0
	N	A:ASN294	4.6	14.8	1.0
	N	A:GLY348	4.6	20.3	1.0
	CA	A:GLY297	4.7	19.3	1.0
	OD1	A:ASN344	4.7	20.0	0.0
	N	A:SER298	4.9	17.0	1.0
	CA	A:ASP293	4.9	10.6	1.0
	N	A:ASN347	4.9	22.7	1.0

Reference:

W.R.Tulip, J.N.Varghese, A.T.Baker, A.Van Donkelaar, W.G.Laver, R.G.Webster, P.M.Colman. Refined Atomic Structures of N9 Subtype Influenza Virus Neuraminidase and Escape Mutants. J.Mol.Biol. V. 221 487 1991.
ISSN: ISSN 0022-2836
PubMed: 1920429
DOI: 10.1016/0022-2836(91)80069-7

Page generated: Wed Jul 9 16:21:17 2025

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