2HT1	Hydrolase Rna	date	Jul 24, 2006
title	The Closed Ring Structure Of The Rho Transcription Terminati In Complex With Nucleic Acid In The Motor Domains
authors	E.Skordalakes, J.M.Berger
compound		source
Molecule: 5'-R(Upc)-3' Chain: J, K Engineered: Yes		Synthetic: Yes
Molecule: 5'-R(Upcpupcpu)-3' Chain: M Engineered: Yes		Synthetic: Yes
Molecule: Transcription Termination Factor Rho Chain: A, B Synonym: Atp-Dependent Helicase Rho Ec: 3.6.1.- Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Rho, Nita, Psua, Rnsc, Sbaa, Tsu Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28b
symmetry	Space Group: I 4 3 2	R_factor 0.294 R_Free 0.328
crystal cell	length a length b length c angle alpha angle beta angle gamma 257.686 257.686 257.686 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.51 Å
ligand	SO4	enzyme	Hydrolase E.C.3.6.1 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural Insights into RNA-Dependent Ring Closure and ATPase Activation by the Rho Termination Factor., Skordalakes E, Berger JM, Cell. 2006 Nov 3;127(3):553-64. PMID:17081977

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (105 Kb) [Save to disk] Biological Unit Coordinates (2ht1.pdb1.gz) 285 Kb LPC: Ligand-Protein Contacts for 2HT1 CSU: Contacts of Structural Units for 2HT1 Likely Quarternary Molecular Structure file(s) for 2HT1 Structure Factors (162 Kb) Retrieve 2HT1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HT1 from S2C, [Save to disk] Re-refined 2ht1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HT1 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 2HT1

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2HT1, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2ht1_K] [2ht1_B] [2ht1_M] [2ht1_J] [2ht1] [2ht1_A] SWISS-PROT database: [P0AG30] Domain organization of [RHO_ECOLI] by SWISSPFAM Domains found in 2HT1: [AAA] [CSP] [Rho_N ] by SMART

Other resources with information on 2HT1

Community annotation for 2HT1 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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