Europium in PDB 1qsl: Klenow Fragment Complexed with Single-Stranded Substrate and Europium (III) Ion

All present enzymatic activity of Klenow Fragment Complexed with Single-Stranded Substrate and Europium (III) Ion:
2.7.7.7;

The structure of Klenow Fragment Complexed with Single-Stranded Substrate and Europium (III) Ion, PDB code: 1qsl was solved by C.A.Brautigam, K.Aschheim, T.A.Steitz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.20
Space group	P 43
Cell size a, b, c (Å), α, β, γ (°)	103.300, 103.300, 86.500, 90.00, 90.00, 90.00
R / Rfree (%)	21.4 / 25.5

The binding sites of Europium atom in the Klenow Fragment Complexed with Single-Stranded Substrate and Europium (III) Ion (pdb code 1qsl). This binding sites where shown within 5.0 Angstroms radius around Europium atom.
In total only one binding site of Europium was determined in the Klenow Fragment Complexed with Single-Stranded Substrate and Europium (III) Ion, PDB code: 1qsl:

Europium binding site 1 out of 1 in the Klenow Fragment Complexed with Single-Stranded Substrate and Europium (III) Ion


Mono view


Stereo pair view

A full contact list of Europium with other atoms in the Eu binding site number 1 of Klenow Fragment Complexed with Single-Stranded Substrate and Europium (III) Ion within 5.0Å range: probe atom residue distance (Å) B Occ A:Eu1 b:61.1 occ:1.00 OP1 B:DC1008 2.3 56.3 1.0 O A:HOH2 2.4 23.3 1.0 OD2 A:ASP355 2.5 50.5 1.0 OD1 A:ASP501 2.8 39.6 1.0 OE2 A:GLU357 2.9 40.5 1.0 OD1 A:ASP355 3.0 51.8 1.0 CG A:ASP355 3.0 45.0 1.0 P B:DC1008 3.4 55.8 1.0 CG A:ASP501 3.7 31.1 1.0 CD A:GLU357 3.7 35.5 1.0 OP2 B:DC1008 3.7 46.7 1.0 OE1 A:GLU357 4.0 35.8 1.0 CB A:ASP501 4.1 25.6 1.0 O5' B:DC1008 4.3 55.0 1.0 CB A:ASP355 4.3 38.1 1.0 O A:THR356 4.3 26.7 1.0 CE2 A:TYR497 4.3 25.8 1.0 OH A:TYR497 4.4 31.7 1.0 O3' B:DG1007 4.6 55.5 1.0 OD2 A:ASP501 4.7 32.5 1.0 CZ A:TYR497 4.7 28.3 1.0 C5' B:DC1008 4.7 52.5 1.0

C.A.Brautigam, K.Aschheim, T.A.Steitz. Structural Elucidation of the Binding and Inhibitory Properties of Lanthanide (III) Ions at the 3'-5' Exonucleolytic Active Site of the Klenow Fragment Chem.Biol. V. 6 901 1999.
ISSN: ISSN 1074-5521
PubMed: 10631518
DOI: 10.1016/S1074-5521(00)80009-5