6ASX	Transcription Dna Rna	date	Aug 25, 2017
title	Cryoem Structure Of E.Coli His Pause Elongation Complex
authors	J.Y.Kang, R.Landick, S.A.Darst
compound		source
Molecule: Dna (32-Mer) Chain: A Synonym: Non-Template Dna Engineered: Yes Other_details: No Template Dna		Synthetic: Yes Organism_scientific: Salmonella Enterica Subsp. Enterica Se Typhimurium; Organism_taxid: 90371
Molecule: Dna (32-Mer) Chain: B Synonym: Template Dna Engineered: Yes Other_details: Template Dna		Synthetic: Yes Organism_scientific: Salmonella Enterica Subsp. Enterica Se Typhimurium; Organism_taxid: 90371
Molecule: Rna (29-Mer) Chain: R Engineered: Yes		Synthetic: Yes Organism_scientific: Salmonella Enterica Subsp. Enterica Se Typhimurium; Organism_taxid: 90371
Molecule: Dna-Directed Rna Polymerase Subunit Alpha Chain: G, H Synonym: Rnap Subunit Alpha,Rna Polymerase Subunit Alpha, Transcriptase Subunit Alpha; Ec: 2.7.7.6 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 83333 Strain: K12 Gene: Rpoa, Pez, Phs, Sez, B3295, Jw3257 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Dna-Directed Rna Polymerase Subunit Beta Chain: I Synonym: Rnap Subunit Beta,Rna Polymerase Subunit Beta,Tran Subunit Beta; Ec: 2.7.7.6 Engineered: Yes		Organism_scientific: Escherichia Coli (Strain K12) Organism_taxid: 83333 Strain: K12 Gene: Rpob, Gron, Nitb, Rif, Ron, Stl, Stv, Tabd, B3987, Jw Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Dna-Directed Rna Polymerase Subunit Beta' Chain: J Synonym: Rnap Subunit Beta',Rna Polymerase Subunit Beta', Transcriptase Subunit Beta'; Ec: 2.7.7.6 Engineered: Yes		Organism_scientific: Escherichia Coli (Strain K12) Organism_taxid: 83333 Strain: K12 Gene: Rpoc, Tabb, B3988, Jw3951 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Dna-Directed Rna Polymerase Subunit Omega Chain: K Synonym: Rnap Omega Subunit,Rna Polymerase Omega Subunit, Transcriptase Subunit Omega; Ec: 2.7.7.6 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 83333 Strain: K12 Gene: Rpoz, B3649, Jw3624 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 1.000 1.000 1.000 90.00 90.00 90.00
method	Electron Microscopy	resolution	3.80 Å
ligand	MG, ZN	enzyme	Transferase E.C.2.7.7.6 BRENDA
Gene Ontology	Chain Function Process Component H, G I J K
Primary reference	RNA Polymerase Accommodates a Pause RNA Hairpin by Global Conformational Rearrangements that Prolong Pausing., Kang JY, Mishanina TV, Bellecourt MJ, Mooney RA, Darst SA, Landick R, Mol Cell. 2018 Mar 1;69(5):802-815.e1. doi: 10.1016/j.molcel.2018.01.018. PMID:29499135

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (475 Kb) [Save to disk] Biological Unit Coordinates (6asx.pdb1.gz) 470 Kb LPC: Ligand-Protein Contacts for 6ASX CSU: Contacts of Structural Units for 6ASX Retrieve 6ASX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 6ASX from S2C, [Save to disk]

View 6ASX 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 6ASX

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [6asx_K] [6asx_R] [6asx_G] [6asx_H] [6asx_I] [6asx_J] [6asx_B] [6asx_A] SWISS-PROT database: Domain organization of by SWISSPFAM

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