1KQJ	Hydrolase	date	Jan 06, 2002
title	Crystal Structure Of A Mutant Of Muty Catalytic Domain
authors	T.E.Messick, N.H.Chmiel, M.P.Golinelli, S.S.David, L.Joshua-Tor
compound		source
Molecule: Ag-Specific Adenine Glycosylase Chain: A Fragment: Catalytic Domain (Residues 1-225) Ec: 3.2.2.- Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Muty Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Jm101 Muty- Expression_system_vector_type: Plasmid Expression_system_plasmid: Pkky
symmetry	Space Group: C 1 2 1	R_factor 0.191 R_Free 0.208
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.550 49.900 71.010 90.00 122.56 90.00
method	X-Ray Diffraction	resolution	1.70 Å
ligand	GOL, SF4, SO4	enzyme	Hydrolase E.C.3.2.2 BRENDA
related structures	by homologous chain: 1KG4, 1MUD
Gene Ontology	Chain Function Process Component A
Primary reference	Noncysteinyl coordination to the [4Fe-4S]2+ cluster of the DNA repair adenine glycosylase MutY introduced via site-directed mutagenesis. Structural characterization of an unusual histidinyl-coordinated cluster., Messick TE, Chmiel NH, Golinelli MP, Langer MR, Joshua-Tor L, David SS, Biochemistry 2002 Mar 26;41(12):3931-42. PMID:11900536

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (45 Kb) [Save to disk] Biological Unit Coordinates (1kqj.pdb1.gz) 40 Kb LPC: Ligand-Protein Contacts for 1KQJ CSU: Contacts of Structural Units for 1KQJ Likely Quarternary Molecular Structure file(s) for 1KQJ Retrieve 1KQJ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KQJ from S2C, [Save to disk]

View 1KQJ 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 1KQJ

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1KQJ, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1kqja_, 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: [1kqj] [1kqj_A] SWISS-PROT database: [P17802] Domain organization of [MUTY_ECOLI] by SWISSPFAM Domains found in 1KQJ: [ENDO3c] [FES] [HhH1 ] by SMART

Other resources with information on 1KQJ

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

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