1QSN	Transferase	date	Jun 22, 1999
title	Crystal Structure Of Tetrahymena Gcn5 With Bound Coenzyme A And Histone H3 Peptide
authors	J.R.Rojas, R.C.Trievel, J.Zhou, Y.Mo, X.Li, S.L.Berger, C.David Allis, R.Marmorstein
compound		source
Molecule: Tgcn5 Histone Acetyl Transferase Chain: A Fragment: Catalytic Domain Ec: 2.3.1.- Engineered: Yes		Organism_scientific: Tetrahymena Thermophila Organism_taxid: 5911 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Prset A
Molecule: Histone H3 Chain: B Fragment: 11 Mer Peptide (Residues 9 - 19)		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932
symmetry	Space Group: P 32 2 1	R_factor 0.239 R_Free 0.266
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.090 65.090 96.630 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	COA	enzyme	Transferase E.C.2.3.1 BRENDA
related structures	by homologous chain: 1M1D, 1Q2D
Gene Ontology	Chain Function Process Component A
Primary reference	Structure of Tetrahymena GCN5 bound to coenzyme A and a histone H3 peptide., Rojas JR, Trievel RC, Zhou J, Mo Y, Li X, Berger SL, Allis CD, Marmorstein R, Nature 1999 Sep 2;401(6748):93-8. PMID:10485713

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (38 Kb) [Save to disk] Biological Unit Coordinates (1qsn.pdb1.gz) 33 Kb LPC: Ligand-Protein Contacts for 1QSN CSU: Contacts of Structural Units for 1QSN Likely Quarternary Molecular Structure file(s) for 1QSN Retrieve 1QSN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QSN from S2C, [Save to disk]

View 1QSN 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 1QSN

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1QSN, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1qsna_, region A [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: [1qsn_A] [1qsn_B] [1qsn] SWISS-PROT database: [P61830] [Q27198] Domain organization of [H3_YEAST] [Q27198_TETTH] by SWISSPFAM

Other resources with information on 1QSN

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

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