2QC8	Ligase	date	Jun 19, 2007
title	Crystal Structure Of Human Glutamine Synthetase In Complex W And Methionine Sulfoximine Phosphate
authors	T.Karlberg, L.Lehtio, C.H.Arrowsmith, H.Berglund, R.D.Busam, R.Co L.G.Dahlgren, A.Edwards, S.Flodin, A.Flores, S.Graslund, M.Hamma M.Hogbom, I.Johansson, A.Kallas, T.Kotenyova, M.Moche, P.Nordlun T.Nyman, C.Persson, J.Sagemark, M.Sundstrom, A.G.Thorsell, S.Van Berg, J.Weigelt, L.Holmberg-Schiavone, Structural Genomics Con (Sgc)
compound		source
Molecule: Glutamine Synthetase Chain: A, B, C, D, E, F, G, H, I, J Synonym: Glutamate-Ammonia Ligase, Gs Ec: 6.3.1.2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Glul, Glns Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Gold Prare2 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pnic-Bsa4
symmetry	Space Group: C 1 2 1	R_factor 0.166 R_Free 0.217
crystal cell	length a length b length c angle alpha angle beta angle gamma 181.210 126.080 188.170 90.00 92.14 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	ADP, CL, MN, P3S	enzyme	Ligase E.C.6.3.1.2 BRENDA
Gene Ontology	Chain Function Process Component F, A, J, E, B, H, C, D, I, G
Primary reference	Crystal Structures of Mammalian Glutamine Synthetases Illustrate Substrate-Induced Conformational Changes and Provide Opportunities for Drug and Herbicide Design., Krajewski WW, Collins R, Holmberg-Schiavone L, Jones TA, Karlberg T, Mowbray SL, J Mol Biol. 2007 Oct 17;. PMID:18005987

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (592 Kb) [Save to disk] Biological Unit Coordinates (2qc8.pdb1.gz) 574 Kb LPC: Ligand-Protein Contacts for 2QC8 CSU: Contacts of Structural Units for 2QC8 Likely Quarternary Molecular Structure file(s) for 2QC8 Structure Factors (1085 Kb) Retrieve 2QC8 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2QC8 from S2C, [Save to disk] Re-refined 2qc8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2QC8 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 2QC8

Cartoon representation from PDB Cartoon 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 Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 2QC8, from MSDmotif at EBI Fold representative 2qc8 from FSSP and Dali (Families of Structurally Similar Proteins)

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2qc8_D] [2qc8] [2qc8_G] [2qc8_H] [2qc8_J] [2qc8_A] [2qc8_C] [2qc8_I] [2qc8_F] [2qc8_E] [2qc8_B] SWISS-PROT database: [P15104] Domain organization of [GLNA_HUMAN] by SWISSPFAM Domain found in 2QC8: [Gln-synt_C ] by SMART

Other resources with information on 2QC8

Community annotation for 2QC8 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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