1DZ3	Response Regulator	date	Feb 15, 2000
title	Domain-Swapping In The Sporulation Response Regulator Spo0a
authors	R.J.Lewis, J.A.Brannigan, K.Muchova, G.Leonard, I.Barak, A.J.Wilk
compound		source
Molecule: Stage 0 Sporulation Protein A Chain: A Fragment: Receiver Domain Engineered: Yes		Organism_scientific: Geobacillus Stearothermophilus Organism_common: Bacillus Stearothermophilus Organism_taxid: 1422 Cellular_location: Cytoplasm Gene: Spo0a Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B834 Expression_system_cellular_location: Cytoplasm Expression_system_plasmid: Pet Expression_system_gene: Spo0a
symmetry	Space Group: P 32 2 1	R_factor 0.208 R_Free 0.266
crystal cell	length a length b length c angle alpha angle beta angle gamma 59.024 59.024 66.970 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.65 Å
ligand	SO4	enzyme
related structures	by homologous chain: 1QMP
Gene Ontology	Chain Function Process Component A
Primary reference	Domain swapping in the sporulation response regulator Spo0A., Lewis RJ, Muchova K, Brannigan JA, Barak I, Leonard G, Wilkinson AJ, J Mol Biol 2000 Mar 31;297(3):757-70. PMID:10731426

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (27 Kb) [Save to disk] Biological Unit Coordinates (1dz3.pdb1.gz) 44 Kb LPC: Ligand-Protein Contacts for 1DZ3 CSU: Contacts of Structural Units for 1DZ3 Likely Quarternary Molecular Structure file(s) for 1DZ3 Structure Factors (109 Kb) Retrieve 1DZ3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1DZ3 from S2C, [Save to disk] Re-refined 1dz3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1DZ3 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 1DZ3

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 1DZ3, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1dz3a_, 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: [1dz3_A] [1dz3] SWISS-PROT database: [P52934] Domain organization of [SP0A_BACST] by SWISSPFAM Domain found in 1DZ3: [REC ] by SMART

Other resources with information on 1DZ3

Community annotation for 1DZ3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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