2XQ2	Transport Protein	date	Sep 01, 2010
title	Structure Of The K294a Mutant Of Vsglt
authors	A.Watanabe, S.Choe, V.Chaptal, J.M.Rosenberg, E.M.Wright, M.Grabe J.Abramson
compound		source
Molecule: Sodiumglucose Cotransporter Chain: A Synonym: Vsglt, Na(+)Glucose Symporter Engineered: Yes Mutation: Yes		Organism_scientific: Vibrio Parahaemolyticus Organism_taxid: 670 Atcc: 17802 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Top10 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbad18
Molecule: Sodiumglucose Cotransporter Chain: B Synonym: Vsglt, Na(+)Glucose Symporter Engineered: Yes Mutation: Yes		Organism_scientific: Vibrio Parahaemolyticus Organism_taxid: 670 Atcc: 17802 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Top10 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbad18
symmetry	Space Group: P 21 21 21	R_factor 0.251 R_Free 0.274
crystal cell	length a length b length c angle alpha angle beta angle gamma 85.300 112.680 238.770 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.73 Å
ligand	PEG	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	The mechanism of sodium and substrate release from the binding pocket of vSGLT., Watanabe A, Choe S, Chaptal V, Rosenberg JM, Wright EM, Grabe M, Abramson J, Nature. 2010 Dec 5. PMID:21131949

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (350 Kb) [Save to disk] Biological Unit Coordinates (2xq2.pdb1.gz) 341 Kb LPC: Ligand-Protein Contacts for 2XQ2 CSU: Contacts of Structural Units for 2XQ2 Structure Factors (487 Kb) Retrieve 2XQ2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2XQ2 from S2C, [Save to disk] Re-refined 2xq2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2XQ2 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 2XQ2

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2XQ2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2xq2] [2xq2_A] [2xq2_B] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 2XQ2

Community annotation for 2XQ2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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