2HRK	Ligase Rna Binding Protein	date	Jul 20, 2006
title	Structural Basis Of Yeast Aminoacyl-Trna Synthetase Complex Revealed By Crystal Structures Of Two Binary Sub-Complexes
authors	H.Simader, D.Suck
compound		source
Molecule: Glutamyl-Trna Synthetase, Cytoplasmic Chain: A Fragment: Residues 1-207 Synonym: Glutamate-Trna Ligase, Glurs, P85 Ec: 6.1.1.17 Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Gene: Gus1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 De3 Star Expression_system_vector_type: Plasmid Expression_system_plasmid: Petm-Derivative
Molecule: Gu4 Nucleic-Binding Protein 1 Chain: B Fragment: Residues 1-122 Synonym: G4p1 Protein, P42, Arc1 Protein Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Gene: Arc1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 De3 Star Expression_system_vector_type: Plasmid Expression_system_plasmid: Petm-Derivative
symmetry	Space Group: P 1 21 1	R_factor 0.191 R_Free 0.256
crystal cell	length a length b length c angle alpha angle beta angle gamma 40.320 86.310 47.120 90.00 99.37 90.00
method	X-Ray Diffraction	resolution	2.05 Å
ligand	CL	enzyme	Ligase E.C.6.1.1.17 BRENDA
Primary reference	Structural basis of yeast aminoacyl-tRNA synthetase complex formation revealed by crystal structures of two binary sub-complexes., Simader H, Hothorn M, Kohler C, Basquin J, Simos G, Suck D, Nucleic Acids Res. 2006;34(14):3968-79. Epub 2006 Aug 12. PMID:16914447

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk] Biological Unit Coordinates (2hrk.pdb1.gz) 51 Kb LPC: Ligand-Protein Contacts for 2HRK CSU: Contacts of Structural Units for 2HRK Likely Quarternary Molecular Structure file(s) for 2HRK Structure Factors (288 Kb) Retrieve 2HRK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HRK from S2C, [Save to disk] Re-refined 2hrk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HRK 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 2HRK

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 2HRK, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2hrk] [2hrk_A] [2hrk_B] SWISS-PROT database: [P46672] [P46655] Domain organization of [G4P1_YEAST] [SYEC_YEAST] by SWISSPFAM

Other resources with information on 2HRK

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

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