1KQQ	Transcription Dna	date	Jan 07, 2002
title	Solution Structure Of The Dead Ringer Arid-Dna Complex
authors	J.Iwahara, M.Iwahara, G.W.Daughdrill, J.Ford, R.T.Clubb
compound		source
Molecule: 5'-D(Cpcptpgptpaptptpgpaptpgptpgpg Chain: B Engineered: Yes		Synthetic: Yes
Molecule: 5'-D(Cpcpapcpaptpcpapaptpapcpapgpg Chain: C Engineered: Yes		Synthetic: Yes
Molecule: Dead Ringer Protein Chain: A Fragment: At Rich Interaction Domain Engineered: Yes Mutation: Yes		Organism_scientific: Drosophila Melanogaster Organism_common: Fruit Fly Organism_taxid: 7227 Gene: Dri Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-4t-1
method	Solution NMR
related structures	by homologous chain: 1C20
Gene Ontology	Chain Function Process Component A
Primary reference	The structure of the Dead ringer-DNA complex reveals how AT-rich interaction domains (ARIDs) recognize DNA., Iwahara J, Iwahara M, Daughdrill GW, Ford J, Clubb RT, EMBO J 2002 Mar 1;21(5):1197-209. PMID:11867548

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (1042 Kb) [Save to disk] Biological Unit Coordinates (1kqq.pdb1.gz) 51 Kb CSU: Contacts of Structural Units for 1KQQ Retrieve 1KQQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KQQ from S2C, [Save to disk]

View 1KQQ 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 1KQQ

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1KQQ, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1kqqa_, 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: [1kqq_C] [1kqq_A] [1kqq] [1kqq_B] SWISS-PROT database: [Q24573] Domain organization of [DRI_DROME] by SWISSPFAM Domains found in 1KQQ: [ARID] [BRIGHT ] by SMART

Other resources with information on 1KQQ

Community annotation for 1KQQ at PDBWiki (http://pdbwiki.org) NMR Ensemble (OLDERADO: core, domain and representative structure database) MMDB (Entrez's Structure Database)

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