2LGS	Ligase(Amide Synthetase)	date	Aug 05, 1994
title	Feedback Inhibition Of Fully Unadenylylated Glutamine Synthetase From Salmonella Typhimurium By Glycine, Alanine, And Serine
authors	S.H.Liaw, D.Eisenberg
compound		source
Molecule: Glutamine Synthetase Chain: A, B, C, D, E, F, G, H, I, J, K, L Ec: 6.3.1.2 Engineered: Yes		Organism_scientific: Salmonella Typhimurium Organism_taxid: 602
symmetry	Space Group: C 1 2 1	R_factor 0.235 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 235.500 134.500 200.100 90.00 102.80 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	GLU, MN	enzyme	Ligase E.C.6.3.1.2 BRENDA
related structures	by homologous chain: 1FPY, 1LGR
Gene Ontology	Chain Function Process Component F, A, J, K, E, B, H, C, D, I, G, L
Primary reference	Feedback inhibition of fully unadenylylated glutamine synthetase from Salmonella typhimurium by glycine, alanine, and serine., Liaw SH, Pan C, Eisenberg D, Proc Natl Acad Sci U S A 1993 Jun 1;90(11):4996-5000. PMID:8099447

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (777 Kb) [Save to disk] Biological Unit Coordinates (2lgs.pdb1.gz) 767 Kb LPC: Ligand-Protein Contacts for 2LGS CSU: Contacts of Structural Units for 2LGS Likely Quarternary Molecular Structure file(s) for 2LGS Retrieve 2LGS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2LGS from S2C, [Save to disk]

View 2LGS 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 2LGS

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2LGS, from MSDmotif at EBI Genome occurence of 2LGS's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2lgsa1, region A:1-100 [Jmol] [rasmolscript] [script source]     - Domain d2lgsa2, region A:101-468 [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: [2lgs_F] [2lgs_D] [2lgs_L] [2lgs_A] [2lgs_G] [2lgs_K] [2lgs_I] [2lgs_E] [2lgs_C] [2lgs] [2lgs_J] [2lgs_H] [2lgs_B] SWISS-PROT database: [P0A1P6] Domain organization of [GLNA_SALTY] by SWISSPFAM Domain found in 2LGS: [Gln-synt_C ] by SMART

Other resources with information on 2LGS

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

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