2NLL	Transcription Dna	date	Nov 20, 1996
title	Retinoid X Receptor-Thyroid Hormone Receptor Dna-Binding Domain Heterodimer Bound To Thyroid Response Element Dna
authors	F.Rastinejad, T.Perlmann, R.M.Evans, P.B.Sigler
compound		source
Molecule: Dna (5'-D(Cpapgpgptpcpaptptp(5iu) Pcpapgpgptpcpapg)-3'); Chain: C Engineered: Yes		Synthetic: Yes
Molecule: Dna (5'- D(Cptpgpapcpcptpgpapapaptpgpapcpcpt Pg)- 3'); Chain: D Engineered: Yes		Synthetic: Yes
Molecule: Protein (Retinoic Acid Receptor) Chain: A Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Protein (Thyroid Hormone Receptor) Chain: B Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 21	R_factor 0.206 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 40.900 65.600 125.700 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	5IU, ZN	enzyme
note	2NLL (Molecule of the Month:pdb155)
related structures	by homologous chain: 1BY4, 1DSZ
Gene Ontology	Chain Function Process Component A B
Primary reference	Structural determinants of nuclear receptor assembly on DNA direct repeats., Rastinejad F, Perlmann T, Evans RM, Sigler PB, Nature 1995 May 18;375(6528):203-11. PMID:7746322

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk] Biological Unit Coordinates (2nll.pdb1.gz) 49 Kb LPC: Ligand-Protein Contacts for 2NLL CSU: Contacts of Structural Units for 2NLL Likely Quarternary Molecular Structure file(s) for 2NLL Retrieve 2NLL in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2NLL from S2C, [Save to disk]

View 2NLL 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 2NLL

Cartoon representation from PDB Cartoon Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 2NLL, from MSDmotif at EBI Genome occurence of 2NLL's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2nlla_, region A [Jmol] [rasmolscript] [script source]     - Domain d2nllb_, region B [Jmol] [rasmolscript] [script source] Fold representative 2nll from FSSP and Dali (Families of Structurally Similar Proteins) 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: [2nll_D] [2nll_A] [2nll_B] [2nll] [2nll_C] SWISS-PROT database: [P19793] [P10828] Domain organization of [RXRA_HUMAN] [THB_HUMAN] by SWISSPFAM Domain found in 2NLL: [ZnF_C4 ] by SMART

Other resources with information on 2NLL

Community annotation for 2NLL at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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