1L5Z	Transcription Regulator	date	Mar 08, 2002
title	Crystal Structure Of The E121k Substitution Of The Receiver Sinorhizobium Meliloti Dctd
authors	S.Park, M.Meyer, A.D.Jones, H.P.Yennawar, N.H.Yennawar, B.T.Nixon
compound		source
Molecule: C4-Dicarboxylate Transport Transcriptional Regula Protein Dctd; Chain: A Fragment: Receiver Domain, Residues 2-143 Synonym: Dctdnl Engineered: Yes Mutation: Yes		Organism_scientific: Sinorhizobium Meliloti Organism_taxid: 382 Gene: Dctd Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21de3plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pt143e121k
symmetry	Space Group: I 2 2 2	R_factor 0.196 R_Free 0.232
crystal cell	length a length b length c angle alpha angle beta angle gamma 57.129 58.139 168.824 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	GOL, SO4	enzyme
related structures	by homologous chain: 1L5Y, 1QKK
Gene Ontology	Chain Function Process Component A
Primary reference	Two-component signaling in the AAA + ATPase DctD: binding Mg2+ and BeF3- selects between alternate dimeric states of the receiver domain., Park S, Meyer M, Jones AD, Yennawar HP, Yennawar NH, Nixon BT, FASEB J 2002 Dec;16(14):1964-6. Epub 2002 Oct 4. PMID:12368235

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (31 Kb) [Save to disk] Biological Unit Coordinates (1l5z.pdb1.gz) 51 Kb Biological Unit Coordinates (1l5z.pdb2.gz) 101 Kb LPC: Ligand-Protein Contacts for 1L5Z CSU: Contacts of Structural Units for 1L5Z Likely Quarternary Molecular Structure file(s) for 1L5Z Structure Factors (141 Kb) Retrieve 1L5Z in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1L5Z from S2C, [Save to disk] Re-refined 1l5z structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1L5Z 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 1L5Z

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 1L5Z, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1l5za_, region A [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1l5z_A] [1l5z] SWISS-PROT database: [P13632] Domain organization of [DCTD_RHIME] by SWISSPFAM Domain found in 1L5Z: [REC ] by SMART

Other resources with information on 1L5Z

Community annotation for 1L5Z at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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