A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 25-May-2016 number of released structures: 8217
Search for released structures

NDB ID: PTR011    PDB ID: 1QRU 


Title:

GLUTAMINYL-TRNA SYNTHETASE MUTANT I129T COMPLEXED WITH GLUTAMINE TRANSFER RNA

Molecular Description:

GLUTAMINYL-TRNA SYNTHETASE (E.C.6.1.1.18) MUTANT/RNA COMPLEX + ADENOSINE-5'- TRIPHOSPHATE

Structural Keywords:

T SINGLE STRAND, LOOP

Nucleic Acid Sequence:

Click to show/hide 1 nucleic acid sequences

Protein Sequence:

Click to show/hide 1 protein sequences

Primary Citation:

Arnez, J.G., Steitz, T.A.
Crystal structures of three misacylating mutants of Escherichia coli glutaminyl-tRNA synthetase complexed with tRNA(Gln) and ATP. 
Biochemistry, 35, pp. 14725 - 14733, 1996.

Experimental Information:

X-RAY DIFFRACTION

Space Group:

C 2 2 21

Cell Constants:

a = 242.0   b = 93.7   c = 115.5 (Ångstroms)

α = 90.0   β = 90.0   γ = 90.0 (degrees)

Refinement:

The structure was refined using the X-PLOR 3.1 program. The R value is 0.23 for 22183 reflections in the resolution range 7.0 to 3.0 Ångstroms with Fobs >  0.0 sigma(Fobs) and with I >  0.0 sigma(I)