6P1A Gene Regulation date May 19, 2019
title Transcription Antitermination Factor Q21 In Complex With Q21 Element Dna
authors Z.Yin, R.H.Ebright
compound source
Molecule: Q Protein
Chain: A, B, C
Synonym: Transcription Antitermination Factor Q21
Engineered: Yes
Organism_scientific: Phage 21
Organism_taxid: 10743
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_vector: Pet21a

Molecule: Dna (5'- D(Pcptpcpaptptpgpapgpcpapapaptpgpapgpcpa 3');
Chain: D, F
Synonym: Q21-Binding Element Dna, Nontemplate Strand
Engineered: Yes

Synthetic: Yes
Organism_scientific: Phage 21
Organism_taxid: 10743

Molecule: Dna (5'- D(Cptptpgpcptpcpaptptptpgpcptpcpapaptpgp 3');
Chain: E, G
Synonym: Q21-Binding Element Dna, Template Strand
Engineered: Yes

Synthetic: Yes
Organism_scientific: Phage 21
Organism_taxid: 10743
symmetry Space Group: P 21 21 2
R_factor 0.231 R_Free 0.275
length a length b length c angle alpha angle beta angle gamma
69.573 263.224 56.770 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.84 Å
ligand CL, EDO enzyme
A, C, B

Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (201 Kb) [Save to disk]
  • Biological Unit Coordinates (6p1a.pdb1.gz) 123 Kb
  • Biological Unit Coordinates (6p1a.pdb2.gz) 75 Kb
  • LPC: Ligand-Protein Contacts for 6P1A
  • CSU: Contacts of Structural Units for 6P1A
  • Structure Factors (777 Kb)
  • Retrieve 6P1A in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6P1A from S2C, [Save to disk]
  • View 6P1A 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 6P1A
  • 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
  • Fold representative 6p1a from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6p1a_G] [6p1a_E] [6p1a_C] [6p1a_F] [6p1a_B] [6p1a_D] [6p1a_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 6P1A
  • Community annotation for 6P1A at PDBWiki (http://pdbwiki.org)

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014
    Bioinformatics Unit
    Weizmann Institute of Science