3EXA	Transferase	date	Oct 16, 2008
title	Crystal Structure Of The Full-Length Trna Isopentenylpyropho Transferase (Bh2366) From Bacillus Halodurans, Northeast St Genomics Consortium Target Bhr41.
authors	F.Forouhar, M.Abashidze, H.Neely, J.Seetharaman, R.Shastry, H.Jan K.Cunningham, L.C.Ma, R.Xiao, J.Liu, M.C.Baran, T.B.Acton, B.Ros G.T.Montelione, L.Tong, J.F.Hunt, Northeast Structural Genomic Consortium (Nesg)
compound		source
Molecule: Trna Delta(2)-Isopentenylpyrophosphate Transferas Chain: A, B, C, D Synonym: Ipp Transferase, Isopentenyl-Diphosphate:Trna Isopentenyltransferase, Iptase, Ippt; Ec: 2.5.1.8 Engineered: Yes		Organism_scientific: Bacillus Halodurans Organism_taxid: 86665 Strain: C-125 Gene: Bh2366, Miaa Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)+Magic Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21
symmetry	Space Group: P 1	R_factor 0.220 R_Free 0.263
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.805 73.824 95.561 89.99 93.73 90.02
method	X-Ray Diffraction	resolution	2.30 Å
ligand	MSE	enzyme	Transferase E.C.2.5.1.8 BRENDA
Gene Ontology	Chain Function Process Component A, D, C, B

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (216 Kb) [Save to disk] Biological Unit Coordinates (3exa.pdb1.gz) 107 Kb Biological Unit Coordinates (3exa.pdb2.gz) 105 Kb LPC: Ligand-Protein Contacts for 3EXA CSU: Contacts of Structural Units for 3EXA Likely Quarternary Molecular Structure file(s) for 3EXA Structure Factors (1336 Kb) Retrieve 3EXA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3EXA from S2C, [Save to disk] Re-refined 3exa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3EXA 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 3EXA

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 3EXA, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3exa_C] [3exa_B] [3exa_A] [3exa] [3exa_D] SWISS-PROT database: [Q9KAC3] Domain organization of [MIAA_BACHD] by SWISSPFAM

Other resources with information on 3EXA

Community annotation for 3EXA at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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