1ASZ

THE ACTIVE SITE OF YEAST ASPARTYL-TRNA SYNTHETASE: STRUCTURAL AND FUNCTIONAL ASPECTS OF THE AMINOACYLATION REACTION

Structural Biology Knowledgebase: 1ASZ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Observed: 0.203

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1ASZ

Classification: COMPLEX (AMINOACYL-TRNA SYNTHASE / TRNA)

Total Structure Weight: 161432.16


Macromolecule Entities
Molecule Chains Length Organism Details
ASPARTYL-tRNA SYNTHETASE A, B 490 Saccharomyces cerevisiae EC#: 6.1.1.12 IUBMB
Gene Name(s): DPS1 APS APS1 YLL018C L1295
Macromolecule Entities
Molecule Chains Length Organism Details
T-RNA (75-MER) R, S 75 synthetic

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ATP
Query on ATP

A, B ADENOSINE-5'-TRIPHOSPHATE
C10 H16 N5 O13 P3
ZKHQWZAMYRWXGA-KQYNXXCUSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 5 Unique
ID Chains Type Formula 2D Diagram Parent
PSU
Query on PSU
R, S RNA LINKING C9 H13 N2 O9 P U
H2U
Query on H2U
R, S RNA LINKING C9 H15 N2 O9 P U
1MG
Query on 1MG
R, S RNA LINKING C11 H16 N5 O8 P G
5MC
Query on 5MC
R, S RNA LINKING C10 H16 N3 O8 P C
5MU
Query on 5MU
R, S RNA LINKING C10 H15 N2 O9 P U

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Observed: 0.203
  • Space Group: P 21 21 2

Unit Cell:

Length (Å) Angle (°)
a = 211.27 α = 90.00
b = 145.35 β = 90.00
c = 86.19 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1995-01-19
  • Released Date: 1995-05-08
  • Deposition author(s): Cavarelli, J., Rees, B., Thierry, J.C., Moras, D.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4