1TFW

How CCA is added to the 3' end of immature tRNA without the use of an oligonucleotide template


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.242
  • R-Value Work: 0.192

Literature

Macromolecules
Sequence Display for 1TFW

Classification: TRANSFERASE / RNA

Total Structure Weight: 231117.38


Macromolecule Entities
Molecule Chains Length Organism Details
tRNA nucleotidyltransferase A, B, C, D 437 Archaeoglobus fulgidus EC#: 2.7.7.72 IUBMB
Gene Name(s): cca AF_2156
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
5'-R(*GP*CP*GP*GP*AP*UP*CP*CP*GP*CP*AP*C)-3' E 12 synthetic
5'-R(*GP*CP*GP*GP*AP*UP*CP*CP*GP*CP*AP*CP*C)-3' G, H, I 13 synthetic
5'-R(*GP*CP*GP*GP*AP*CP*CP*CP*GP*CP*AP*C)-3' F 12 synthetic
5'-R(*CP*GP*CP*GP*GP*AP*UP*CP*CP*GP*CP*AP*C)-3' J 13 synthetic

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ATP
Query on ATP

B, D ADENOSINE-5'-TRIPHOSPHATE
C10 H16 N5 O13 P3
ZKHQWZAMYRWXGA-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

B, D MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.242
  • R-Value Work: 0.192
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 116.64 α = 90.00
b = 84.77 β = 104.66
c = 135.81 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-05-27
  • Released Date: 2004-08-10
  • Deposition author(s): Xiong, Y., Steitz, T.A.

Revision History

  • Version 1_0: 2004-08-10

    Type: Initial release

  • Version 1_1: 2008-04-30

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Advisory, Version format compliance