1GX3	Transferase	date	Mar 26, 2002
title	M. Smegmatis Arylamine N-Acetyl Transferase
authors	J.Sandy, A.Mushtaq, A.Kawamura, J.Sinclair, E.Sim, M.Noble
compound		source
Molecule: Arylamine N-Acetyltransferase Chain: A, B, C, D Synonym: N-Hydroxyarylamine O-Acetyltransferase Ec: 2.3.1.5 Engineered: Yes Other_details: (His)6 And 3 Residues Introduced Before Auth Starting Methionine As Cloning Artefacts		Organism_scientific: Mycobacterium Smegmatis Organism_taxid: 1772 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_variant: Plyss Expression_system_plasmid: Pet-28b
symmetry	Space Group: P 21 21 21	R_factor 0.209 R_Free 0.241
crystal cell	length a length b length c angle alpha angle beta angle gamma 101.250 105.828 141.320 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.70 Å
ligand		enzyme	Transferase E.C.2.3.1.5 BRENDA
related structures	by homologous chain: 1W5R, 1W6F
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	The structure of arylamine N-acetyltransferase from Mycobacterium smegmatis--an enzyme which inactivates the anti-tubercular drug, isoniazid., Sandy J, Mushtaq A, Kawamura A, Sinclair J, Sim E, Noble M, J Mol Biol 2002 May 10;318(4):1071-83. PMID:12054803

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (366 Kb) [Save to disk] Biological Unit Coordinates (1gx3.pdb1.gz) 97 Kb Biological Unit Coordinates (1gx3.pdb2.gz) 94 Kb Biological Unit Coordinates (1gx3.pdb3.gz) 92 Kb Biological Unit Coordinates (1gx3.pdb4.gz) 88 Kb CSU: Contacts of Structural Units for 1GX3 Likely Quarternary Molecular Structure file(s) for 1GX3 Structure Factors (1108 Kb) Retrieve 1GX3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GX3 from S2C, [Save to disk] Re-refined 1gx3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1GX3 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 1GX3

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 1GX3, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1gx3a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1gx3b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1gx3c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1gx3d_, region D [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1gx3_C] [1gx3] [1gx3_A] [1gx3_D] [1gx3_B] SWISS-PROT database: [O86309] Domain organization of [NAT_MYCSM] by SWISSPFAM

Other resources with information on 1GX3

Community annotation for 1GX3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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