Zinc in PDB 1kln: Dna Polymerase I Klenow Fragment (E.C.2.7.7.7) Mutant/Dna Complex

The structure of Dna Polymerase I Klenow Fragment (E.C.2.7.7.7) Mutant/Dna Complex, PDB code: 1kln was solved by L.S.Beese, V.Derbyshire, T.A.Steitz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 3.20
Space group	P 43
Cell size a, b, c (Å), α, β, γ (°)	104.300, 104.300, 86.000, 90.00, 90.00, 90.00
R / Rfree (%)	23 / n/a

The binding sites of Zinc atom in the Dna Polymerase I Klenow Fragment (E.C.2.7.7.7) Mutant/Dna Complex (pdb code 1kln). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Dna Polymerase I Klenow Fragment (E.C.2.7.7.7) Mutant/Dna Complex, PDB code: 1kln:

Zinc binding site 1 out of 1 in the Dna Polymerase I Klenow Fragment (E.C.2.7.7.7) Mutant/Dna Complex


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Dna Polymerase I Klenow Fragment (E.C.2.7.7.7) Mutant/Dna Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn929 b:0.0 occ:1.00 O3' B:DG13 1.7 0.0 1.0 O5' B:DC14 1.8 0.0 1.0 OP1 B:DC14 1.9 0.0 1.0 P B:DC14 2.6 0.0 1.0 C5' B:DC14 2.9 0.0 1.0 C3' B:DG13 3.1 0.0 1.0 OP2 B:DC14 3.4 0.0 1.0 C4' B:DG13 3.6 0.0 1.0 C2' B:DG13 3.9 0.0 1.0 O A:THR356 4.0 0.0 1.0 OH A:TYR497 4.0 0.0 1.0 C5' B:DG13 4.2 0.0 1.0 C4' B:DC14 4.3 0.0 1.0 OE2 A:GLU357 4.5 0.0 1.0 OD2 A:ASP501 4.5 0.0 1.0 O4' B:DC14 4.6 0.0 1.0 O4' B:DG13 4.9 0.0 1.0

L.S.Beese, V.Derbyshire, T.A.Steitz. Structure of Dna Polymerase I Klenow Fragment Bound to Duplex Dna. Science V. 260 352 1993.
ISSN: ISSN 0036-8075
PubMed: 8469987