2WNF	Transferase	date	Jul 09, 2009
title	Crystal Structure Of A Mammalian Sialyltransferase In Comple Gal-Beta-1-3galnac-Ortho-Nitrophenol
authors	F.V.Rao, J.R.Rich, B.Raikic, W.W.Wakarchuk, S.G.Withers, N.C.J.St
compound		source
Molecule: Cmp-N-Acetylneuraminate-Beta-Galactosamide-Alpha- Sialyltransferase; Chain: A Fragment: Residues 46-343 Compnd 12 Synonym: Gal-Nac6s, Gal-Beta-1\,St3gala.1,St3galia, St3gal Galnac-Alpha-2,3-Sialyltransferase, St3o, Siat4-A, Beta-Gal Alpha-2\,3-Sialyltransferase, Alpha 2\,3-St; Ec: 2.4.99.4 Engineered: Yes		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Origami2 Expression_system_plasmid: Pcwin2-Mbp
symmetry	Space Group: I 2 2 2	R_factor 0.180 R_Free 0.195
crystal cell	length a length b length c angle alpha angle beta angle gamma 77.987 78.347 99.191 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.25 Å
ligand	A2G, CG3, GAL, MSE	enzyme	Transferase E.C.2.4.99.4 BRENDA
note	2WNF is a representative structure
Gene Ontology	Chain Function Process Component A
Primary reference	Structural insight into mammalian sialyltransferases., Rao FV, Rich JR, Rakic B, Buddai S, Schwartz MF, Johnson K, Bowe C, Wakarchuk WW, Defrees S, Withers SG, Strynadka NC, Nat Struct Mol Biol. 2009 Oct 11. PMID:19820709

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk] Biological Unit Coordinates (2wnf.pdb1.gz) 53 Kb LPC: Ligand-Protein Contacts for 2WNF CSU: Contacts of Structural Units for 2WNF Structure Factors (977 Kb) Retrieve 2WNF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2WNF from S2C, [Save to disk] Re-refined 2wnf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2WNF 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 2WNF

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2WNF, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2wnf] [2wnf_A] SWISS-PROT database: [Q02745] Domain organization of [SIA4A_PIG] by SWISSPFAM

Other resources with information on 2WNF

Community annotation for 2WNF at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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