1NYL	Ligase	date	Feb 12, 2003
title	Unliganded Glutaminyl-Trna Synthetase
authors	L.D.Sherlin, J.P.Perona
compound		source
Molecule: Glutaminyl-Trna Synthetase Chain: A Synonym: Glutamine--Trna Ligase, Glnrs Ec: 6.1.1.18 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Glns Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: K12-D-H12-D-Trp Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmn20
symmetry	Space Group: P 21 21 21	R_factor 0.251 R_Free 0.327
crystal cell	length a length b length c angle alpha angle beta angle gamma 41.400 64.120 208.880 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand		enzyme	Ligase E.C.6.1.1.18 BRENDA
related structures	by homologous chain: 1EUY, 1O0C
Gene Ontology	Chain Function Process Component A
Primary reference	tRNA-dependent active site assembly in a class I aminoacyl-tRNA synthetase., Sherlin LD, Perona JJ, Structure (Camb) 2003 May;11(5):591-603. PMID:12737824

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk] Biological Unit Coordinates (1nyl.pdb1.gz) 86 Kb CSU: Contacts of Structural Units for 1NYL Likely Quarternary Molecular Structure file(s) for 1NYL Structure Factors (244 Kb) Retrieve 1NYL in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NYL from S2C, [Save to disk] Re-refined 1nyl structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NYL 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 1NYL

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 1NYL, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nyla1, region A:339-546 [Jmol] [rasmolscript] [script source]     - Domain d1nyla2, region A:8-338 [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: [1nyl_A] [1nyl] SWISS-PROT database: [P00962] Domain organization of [SYQ_ECOLI] by SWISSPFAM

Other resources with information on 1NYL

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

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

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