3CKZ	Viral Protein, Hydrolase	date	Mar 18, 2008
title	N1 Neuraminidase H274y + Zanamivir
authors	P.Colllins, L.F.Haire, Y.P.Lin, J.Liu, R.J.Russell, P.A.Walker, J. S.R.Martin, A.J.Hay, S.J.Gamblin
compound		source
Molecule: Neuraminidase Chain: A Fragment: Unp Residues 63-447 Ec: 3.2.1.18 Engineered: Yes Mutation: Yes		Organism_scientific: Influenza A Virus Organism_common: Aviet Nam12032004(H5n1) Organism_taxid: 284218 Gene: Na Expression_system: Influenza A Virus Expression_system_taxid: 11320 Expression_system_strain: Wsn-Na (H1n1)
symmetry	Space Group: P 4 21 2	R_factor 0.201 R_Free 0.228
crystal cell	length a length b length c angle alpha angle beta angle gamma 115.146 115.146 64.197 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	CA, ZMR BindingDB	enzyme	Hydrolase E.C.3.2.1.18 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structures of oseltamivir-resistant influenza virus neuraminidase mutants., Collins PJ, Haire LF, Lin YP, Liu J, Russell RJ, Walker PA, Skehel JJ, Martin SR, Hay AJ, Gamblin SJ, Nature. 2008 Jun 26;453(7199):1258-61. Epub 2008 May 14. PMID:18480754

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (68 Kb) [Save to disk] Biological Unit Coordinates (3ckz.pdb1.gz) 245 Kb LPC: Ligand-Protein Contacts for 3CKZ CSU: Contacts of Structural Units for 3CKZ Likely Quarternary Molecular Structure file(s) for 3CKZ Structure Factors (510 Kb) Retrieve 3CKZ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3CKZ from S2C, [Save to disk] Re-refined 3ckz structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3CKZ in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 3CKZ

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3CKZ, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ckz] [3ckz_A] SWISS-PROT database: [Q6DPL2] Domain organization of [Q6DPL2_9INFA] by SWISSPFAM

Other resources with information on 3CKZ

Community annotation for 3CKZ at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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