Calcium in PDB 1nca: Refined Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex

All present enzymatic activity of Refined Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex:
3.2.1.18;

The structure of Refined Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex, PDB code: 1nca was solved by W.R.Tulip, J.N.Varghese, P.M.Colman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 2.50
Space group	P 4 21 2
Cell size a, b, c (Å), α, β, γ (°)	167.000, 167.000, 124.000, 90.00, 90.00, 90.00
R / Rfree (%)	19.1 / n/a

The binding sites of Calcium atom in the Refined Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex (pdb code 1nca). 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 Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex, PDB code: 1nca:

Calcium binding site 1 out of 1 in the Refined Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Refined Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex within 5.0Å range: probe atom residue distance (Å) B Occ N:Ca1 b:85.5 occ:1.00 O N:GLY297 1.7 15.3 1.0 OD2 N:ASP324 1.7 7.6 1.0 O N:ASP293 2.0 19.6 1.0 CG N:ASP324 2.9 4.1 1.0 C N:GLY297 2.9 14.4 1.0 O N:ASN347 3.0 17.0 1.0 C N:ASP293 3.3 17.8 1.0 O N:HOH20 3.5 11.0 1.0 OD1 N:ASP324 3.7 2.0 1.0 CB N:ASP324 3.7 2.7 1.0 CA N:GLY297 3.9 16.7 1.0 N N:SER298 4.0 11.0 1.0 CA N:GLY348 4.1 12.5 1.0 N N:GLY297 4.1 17.0 1.0 C N:ASN347 4.1 14.7 1.0 N N:ASN294 4.3 15.7 1.0 CA N:ASN294 4.4 13.6 1.0 CA N:ASP293 4.4 16.5 1.0 CA N:SER298 4.4 9.1 1.0 N N:ASP293 4.5 13.9 1.0 CB N:ASP293 4.6 20.2 1.0 N N:GLY348 4.6 13.5 1.0 C N:ASN294 4.8 12.5 1.0 O N:ASN294 4.8 11.1 1.0 C N:GLN296 4.9 18.5 1.0 OG N:SER298 5.0 9.3 1.0

W.R.Tulip, J.N.Varghese, W.G.Laver, R.G.Webster, P.M.Colman. Refined Crystal Structure of the Influenza Virus N9 Neuraminidase-NC41 Fab Complex. J.Mol.Biol. V. 227 122 1992.
ISSN: ISSN 0022-2836
PubMed: 1381757
DOI: 10.1016/0022-2836(92)90687-F