2W21	Transferase	date	Oct 21, 2008
title	Crystal Structure Of The Aminoacid Kinase Domain Of The Glut Kinase Of Escherichia Coli.
authors	I.Perez-Arellano, F.Gil-Ortiz, C.Marco-Marin, J.Cervera, V.Rubio
compound		source
Molecule: Glutamate 5-Kinase Chain: A Fragment: Amino Acid Kinase Domain, Residues 1-259 Synonym: Gamma-Glutamyl Kinase Ec: 2.7.2.11 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 511693 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pet22b
symmetry	Space Group: P 62 2 2	R_factor 0.206 R_Free 0.259
crystal cell	length a length b length c angle alpha angle beta angle gamma 141.358 141.358 78.373 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.95 Å
ligand	SO4	enzyme	Transferase E.C.2.7.2.11 BRENDA
Gene Ontology	Chain Function Process Component A

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk] Biological Unit Coordinates (2w21.pdb1.gz) 71 Kb LPC: Ligand-Protein Contacts for 2W21 CSU: Contacts of Structural Units for 2W21 Structure Factors (137 Kb) Retrieve 2W21 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2W21 from S2C, [Save to disk] Re-refined 2w21 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2W21 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 2W21

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 2W21, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2w21_A] [2w21] SWISS-PROT database: [P0A7B5] Domain organization of [PROB_ECOLI] by SWISSPFAM

Other resources with information on 2W21

Community annotation for 2W21 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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