5EAT	Isoprenoid Synthase	date	Jul 24, 1997
title	5-Epi-Aristolochene Synthase From Nicotiana Tabacum With Sub Analog Farnesyl Hydroxyphosphonate
authors	C.M.Starks, K.Back, J.Chappell, J.P.Noel
compound		source
Molecule: 5-Epi-Aristolochene Synthase Chain: A Synonym: 5-Epi-Aristolochene Cyclase Engineered: Yes		Organism_scientific: Nicotiana Tabacum Organism_common: Common Tobacco Organism_taxid: 4097 Strain: Nk326 Cell_line: Bl21 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28b(+)
symmetry	Space Group: P 41 21 2	R_factor 0.240 R_Free 0.280
crystal cell	length a length b length c angle alpha angle beta angle gamma 126.330 126.330 121.698 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	FHP, MG	enzyme
related structures	by homologous chain: 1HXA, 1HXG
Gene Ontology	Chain Function Process Component A
Primary reference	Structural basis for cyclic terpene biosynthesis by tobacco 5-epi-aristolochene synthase., Starks CM, Back K, Chappell J, Noel JP, Science 1997 Sep 19;277(5333):1815-20. PMID:9295271

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (95 Kb) [Save to disk] Biological Unit Coordinates (5eat.pdb1.gz) 90 Kb LPC: Ligand-Protein Contacts for 5EAT CSU: Contacts of Structural Units for 5EAT Likely Quarternary Molecular Structure file(s) for 5EAT Structure Factors (467 Kb) Retrieve 5EAT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5EAT from S2C, [Save to disk] Re-refined 5eat structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 5EAT 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 5EAT

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 5EAT, from MSDmotif at EBI Genome occurence of 5EAT's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d5eat_1, region 17-220 [Jmol] [rasmolscript] [script source]     - Domain d5eat_2, region 221-548 [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: [5eat] [5eat_A] SWISS-PROT database: [Q40577] Domain organization of [5EAS_TOBAC] by SWISSPFAM

Other resources with information on 5EAT

Community annotation for 5EAT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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Images from IMB Jena Image Library of Biological Macromolecules.

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