1I12	Transferase	date	Jan 30, 2001
title	Crystal Structure Of Saccharomyces Cerevisiae Gna1 Complexed Accoa
authors	C.Peneff, D.Mengin-Lecreulx, Y.Bourne
compound		source
Molecule: Glucosamine-Phosphate N-Acetyltransferase Chain: A, B, C, D Synonym: Phosphoglucosamine Transacetylase; Phosphoglucosam Acetylase; Ec: 2.3.1.4 Engineered: Yes Mutation: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Gene: Yfl017c Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: M15 (Prep4) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe30
symmetry	Space Group: C 1 2 1	R_factor 0.210 R_Free 0.221
crystal cell	length a length b length c angle alpha angle beta angle gamma 156.559 51.842 92.232 90.00 107.81 90.00
method	X-Ray Diffraction	resolution	1.30 Å
ligand	ACO, IMD	enzyme	Transferase E.C.2.3.1.4 BRENDA
note	1I12 is a representative structure
related structures	by homologous chain: 1I1D
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	The crystal structures of Apo and complexed Saccharomyces cerevisiae GNA1 shed light on the catalytic mechanism of an amino-sugar N-acetyltransferase., Peneff C, Mengin-Lecreulx D, Bourne Y, J Biol Chem 2001 May 11;276(19):16328-34. PMID:11278591

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (122 Kb) [Save to disk] Biological Unit Coordinates (1i12.pdb1.gz) 60 Kb Biological Unit Coordinates (1i12.pdb2.gz) 58 Kb LPC: Ligand-Protein Contacts for 1I12 CSU: Contacts of Structural Units for 1I12 Likely Quarternary Molecular Structure file(s) for 1I12 Structure Factors (1353 Kb) Retrieve 1I12 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1I12 from S2C, [Save to disk] Re-refined 1i12 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1I12 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 1I12

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1I12 1I12A 1I12B 1I12C 1I12D from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1I12, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1i12a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1i12b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1i12c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1i12d_, region D [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: [1i12_A] [1i12_C] [1i12_D] [1i12_B] [1i12] SWISS-PROT database: [P43577] Domain organization of [GNA1_YEAST] by SWISSPFAM

Other resources with information on 1I12

Community annotation for 1I12 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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