1RQG	Ligase	date	Dec 05, 2003
title	Methionyl-Trna Synthetase From Pyrococcus Abyssi
authors	T.Crepin, E.Schmitt, S.Blanquet, Y.Mechulam
compound		source
Molecule: Methionyl-Trna Synthetase Chain: A Synonym: Methionine--Trna Ligase, Metrs Ec: 6.1.1.10 Engineered: Yes		Organism_scientific: Pyrococcus Abyssi Organism_taxid: 29292 Gene: Metg, Mets, Pyrab09870, Pab2364 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21-De3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet3ametpa-Sd
symmetry	Space Group: I 41 2 2	R_factor 0.244 R_Free 0.297
crystal cell	length a length b length c angle alpha angle beta angle gamma 113.150 113.150 287.016 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	ZN	enzyme	Ligase E.C.6.1.1.10 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Three-dimensional structure of methionyl-tRNA synthetase from Pyrococcus abyssi., Crepin T, Schmitt E, Blanquet S, Mechulam Y, Biochemistry 2004 Mar 9;43(9):2635-44. PMID:14992601

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (107 Kb) [Save to disk] Biological Unit Coordinates (1rqg.pdb1.gz) 199 Kb LPC: Ligand-Protein Contacts for 1RQG CSU: Contacts of Structural Units for 1RQG Likely Quarternary Molecular Structure file(s) for 1RQG Retrieve 1RQG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1RQG from S2C, [Save to disk]

View 1RQG 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 1RQG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1RQG, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1rqga2, region A:1-138,A:174-396 [Jmol] [rasmolscript] [script source]     - Domain d1rqga3, region A:139-173 [Jmol] [rasmolscript] [script source]     - Domain d1rqga1, region A:397-606 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1rqg] [1rqg_A] SWISS-PROT database: [Q9V011] Domain organization of [SYM_PYRAB] by SWISSPFAM

Other resources with information on 1RQG

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

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