3GVK	Hydrolase	date	Mar 31, 2009
title	Crystal Structure Of Endo-Neuraminidase Nf Mutant
authors	E.C.Schulz, A.Dickmanns, R.Ficner
compound		source
Molecule: Endo-N-Acetylneuraminidase Chain: A, B, C Fragment: Residues 246-910 Synonym: Endo-Alpha-Sialidase, Gp17 Protein Ec: 3.2.1.129 Engineered: Yes Mutation: Yes		Organism_scientific: Enterobacteria Phage K1f Organism_common: Bacteriophage K1f Organism_taxid: 344021 Gene: Sia, 17, 17.0 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 21	R_factor 0.265 R_Free 0.282
crystal cell	length a length b length c angle alpha angle beta angle gamma 90.400 153.700 157.800 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.84 Å
ligand	NA, SIA, SLB	enzyme	Hydrolase E.C.3.2.1.129 BRENDA
Primary reference	Structural Basis for the Recognition and Cleavage of Polysialic Acid by the Bacteriophage K1F Tailspike Protein EndoNF., Schulz EC, Schwarzer D, Frank M, Stummeyer K, Muhlenhoff M, Dickmanns A, Gerardy-Schahn R, Ficner R, J Mol Biol. 2010 Mar 19;397(1):341-351. Epub 2010 Jan 22. PMID:20096705

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (379 Kb) [Save to disk] Biological Unit Coordinates (3gvk.pdb1.gz) 357 Kb LPC: Ligand-Protein Contacts for 3GVK CSU: Contacts of Structural Units for 3GVK Structure Factors (1448 Kb) Retrieve 3GVK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3GVK from S2C, [Save to disk] Re-refined 3gvk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3GVK

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3GVK, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3gvk_A] [3gvk_B] [3gvk_C] [3gvk] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3GVK

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

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