5BUT	Membrane Protein	date	Jun 04, 2015
title	Crystal Structure Of Inactive Conformation Of Ktrab K+ Trans
authors	R.S.Vieira-Pires, J.H.Morais-Cabral
compound		source
Molecule: Ktr System Potassium Uptake Protein A,Ktr System Uptake Protein A; Chain: A, C, E, G Fragment: Regulatory Domain,Regulatory Domain Synonym: K(+)-Uptake Protein Ktra,K(+)-Uptake Protein Ktra Engineered: Yes Mutation: Yes Other_details: Ktra Delta C Is A Fusion Of Two N-Terminal D Ktra Through The Linker Legs. It Also Includes A C To V Mut		Organism_scientific: Bacillus Subtilis Organism_taxid: 1423 Gene: Ktra, Yuaa, Bsu31090 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet24
Molecule: Ktr System Potassium Uptake Protein B Chain: I, J, K, L Fragment: Membrane Protein Synonym: K(+)-Uptake Protein Ktrb Engineered: Yes		Organism_scientific: Bacillus Subtilis Organism_taxid: 1423 Gene: Ktrb, Yubg, Bsu31100 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet24
symmetry	Space Group: C 1 2 1	R_factor 0.325 R_Free 0.339
crystal cell	length a length b length c angle alpha angle beta angle gamma 307.060 79.410 205.650 90.00 98.10 90.00
method	X-Ray Diffraction	resolution	5.97 Å
ligand	K	enzyme
Gene Ontology	Chain Function Process Component A, E, C, G J, K, I, L
Primary reference	Dissecting the Molecular Mechanism of Nucleotide-Dependent Activation of the KtrAB K+ Transporter., Szollosi A, Vieira-Pires RS, Teixeira-Duarte CM, Rocha R, Morais-Cabral JH, PLoS Biol. 2016 Jan 15;14(1):e1002356. doi: 10.1371/journal.pbio.1002356., eCollection 2016 Jan. PMID:26771197

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (364 Kb) [Save to disk] Biological Unit Coordinates (5but.pdb1.gz) 250 Kb Biological Unit Coordinates (5but.pdb2.gz) 113 Kb LPC: Ligand-Protein Contacts for 5BUT CSU: Contacts of Structural Units for 5BUT Structure Factors (155 Kb) Retrieve 5BUT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5BUT from S2C, [Save to disk] Re-refined 5but structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 5BUT 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 5BUT

Ramachandran plot from PDBSum

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: [5but] [5but_K] [5but_A] [5but_E] [5but_C] [5but_J] [5but_I] [5but_G] [5but_L] SWISS-PROT database: Domain organization of by SWISSPFAM

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Community annotation for 5BUT at PDBWiki (http://pdbwiki.org)

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