2REG		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	CHT	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structures of the choline/acetylcholine substrate binding protein ChoX from Sinorhizobium meliloti in the liganded and unliganded closed states., Oswald C, Smits SH, Hoing M, Sohn-Bosser L, Dupont L, Le Rudulier D, Schmitt L, Bremer E, J Biol Chem. 2008 Sep 8. PMID:18779321

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (98 Kb) [Save to disk] Biological Unit Coordinates (2reg.pdb1.gz) 48 Kb Biological Unit Coordinates (2reg.pdb2.gz) 47 Kb LPC: Ligand-Protein Contacts for 2REG CSU: Contacts of Structural Units for 2REG Likely Quarternary Molecular Structure file(s) for 2REG Structure Factors (534 Kb) Retrieve 2REG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2REG from S2C, [Save to disk] Re-refined 2reg structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2REG 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: [2reg] [2reg_A] [2reg_B] SWISS-PROT database: [Q92N37]

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