1G23	Transferase	date	Oct 16, 2000
title	The Structural Basis Of The Catalytic Mechanism And Regulati Glucose-1-Phosphate Thymidylyltransferase (Rmla). Glucose-1 Complex.
authors	W.Blankenfeldt, M.Asuncion, J.S.Lam, J.H.Naismith
compound		source
Molecule: Glucose-1-Phosphate Thymidylyltransferase Chain: A, B, C, D, E, F, G, H Synonym: Glucose-1-Phosphate Thymidylyltransferase (Rmla) Ec: 2.7.7.24 Engineered: Yes		Organism_scientific: Pseudomonas Aeruginosa Organism_taxid: 287 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(Lambda De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet23a(+)
symmetry	Space Group: P 1	R_factor 0.199 R_Free 0.226
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.583 73.901 133.748 89.81 80.31 80.18
method	X-Ray Diffraction	resolution	2.80 Å
ligand	G1P, MSE, SO4	enzyme	Transferase E.C.2.7.7.24 BRENDA
related structures	by homologous chain: 1MP5
Gene Ontology	Chain Function Process Component F, A, E, B, C, D H, G
Primary reference	The structural basis of the catalytic mechanism and regulation of glucose-1-phosphate thymidylyltransferase (RmlA)., Blankenfeldt W, Asuncion M, Lam JS, Naismith JH, EMBO J 2000 Dec 15;19(24):6652-63. PMID:11118200

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (373 Kb) [Save to disk] Biological Unit Coordinates (1g23.pdb1.gz) 185 Kb Biological Unit Coordinates (1g23.pdb2.gz) 185 Kb LPC: Ligand-Protein Contacts for 1G23 CSU: Contacts of Structural Units for 1G23 Likely Quarternary Molecular Structure file(s) for 1G23 Structure Factors (462 Kb) Retrieve 1G23 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1G23 from S2C, [Save to disk] Re-refined 1g23 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1G23 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 1G23

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 1G23, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1g23a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1g23b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1g23c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1g23d_, region D [Jmol] [rasmolscript] [script source]     - Domain d1g23e_, region E [Jmol] [rasmolscript] [script source]     - Domain d1g23f_, region F [Jmol] [rasmolscript] [script source]     - Domain d1g23g_, region G [Jmol] [rasmolscript] [script source]     - Domain d1g23h_, region H [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: [1g23_C] [1g23_F] [1g23_E] [1g23_A] [1g23] [1g23_G] [1g23_D] [1g23_B] [1g23_H] SWISS-PROT database: [Q9HU22] Domain organization of [Q9HU22_PSEAE] by SWISSPFAM

Other resources with information on 1G23

Community annotation for 1G23 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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