3WCO	Transferase	date	May 29, 2013
title	Crystal Structure Of The Depentamerized Mutant Of N-Terminal Selenocysteine Synthase Sela
authors	Y.Itoh, S.Sekine, S.Yokoyama
compound		source
Molecule: L-Seryl-Trna(Sec) Selenium Transferase Chain: A, B Fragment: Unp Residues 62-452 Synonym: Selenocysteine Synthase, Sec Synthase, Selenocyste Trna(Sec) Synthase; Ec: 2.9.1.1 Engineered: Yes Mutation: Yes		Organism_scientific: Aquifex Aeolicus Organism_taxid: 224324 Strain: Vf5 Gene: Aq_1031, Sela Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Rosetta 2(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet22b
symmetry	Space Group: P 1 21 1	R_factor 0.179 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 59.190 81.286 95.537 90.00 92.23 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	LLP, MSE, THJ	enzyme	Transferase E.C.2.9.1.1 BRENDA
Gene	AQ
Gene Ontology	Chain Function Process Component A, B
Primary reference	Dimer-Dimer Interaction of the Bacterial Selenocysteine Synthase SelA Promotes Functional Active-Site Formation and Catalytic Specificity., Itoh Y, Brocker MJ, Sekine SI, Soll D, Yokoyama S, J Mol Biol. 2014 Jan 20. pii: S0022-2836(14)00022-9. doi:, 10.1016/j.jmb.2014.01.003. PMID:24456689

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (266 Kb) [Save to disk] Biological Unit Coordinates (3wco.pdb1.gz) 257 Kb LPC: Ligand-Protein Contacts for 3WCO CSU: Contacts of Structural Units for 3WCO Structure Factors (510 Kb) Retrieve 3WCO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3WCO from S2C, [Save to disk] Re-refined 3wco structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3WCO 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 3WCO

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 3WCO, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3wco_B] [3wco] [3wco_A] SWISS-PROT database: Domain organization of by SWISSPFAM

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