4QAS		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	SO4	enzyme
Gene Ontology	Chain Function Process Component B, A
Primary reference	Structural and Biochemical Characterization of Chlamydia trachomatis Hypothetical Protein CT263 Supports That Menaquinone Synthesis Occurs through the Futalosine Pathway., Barta ML, Thomas K, Yuan H, Lovell S, Battaile KP, Schramm VL, Hefty PS, J Biol Chem. 2014 Nov 14;289(46):32214-29. doi: 10.1074/jbc.M114.594325. Epub, 2014 Sep 24. PMID:25253688

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (197 Kb) [Save to disk] Biological Unit Coordinates (4qas.pdb1.gz) 190 Kb LPC: Ligand-Protein Contacts for 4QAS CSU: Contacts of Structural Units for 4QAS Structure Factors (5957 Kb) Retrieve 4QAS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4QAS from S2C, [Save to disk] Re-refined 4qas structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4QAS 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4qas] [4qas_A] [4qas_B] SWISS-PROT database:

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