Cobalt in PDB 1k2l: Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex

The structure of Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex, PDB code: 1k2l was solved by S.C.M.Teixeira, J.H.Thorpe, A.K.Todd, H.R.Powell, A.Adams, L.P.G.Wakelin, W.A.Denny, C.J.Cardin, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	9.00 / 2.40
Space group	C 2 2 2
Cell size a, b, c (Å), α, β, γ (°)	29.507, 53.738, 40.061, 90.00, 90.00, 90.00
R / Rfree (%)	23.9 / 32.7

The binding sites of Cobalt atom in the Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex (pdb code 1k2l). This binding sites where shown within 5.0 Angstroms radius around Cobalt atom.
In total 2 binding sites of Cobalt where determined in the Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex, PDB code: 1k2l:
Jump to Cobalt binding site number: 1; 2;

Cobalt binding site 1 out of 2 in the Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 1 of Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ A:Co10 b:30.1 occ:0.50 N7 A:DG6 1.9 29.3 1.0 O A:HOH2009 1.9 31.4 1.0 O A:HOH2010 2.0 15.5 1.0 C8 A:DG6 2.6 29.3 1.0 C5 A:DG6 3.2 29.3 1.0 O6 A:DG6 3.9 29.3 1.0 C6 A:DG6 3.9 29.3 1.0 N9 A:DG6 3.9 29.3 1.0 OP2 A:DG6 4.1 29.3 1.0 C4 A:DG6 4.2 29.3 1.0 O A:HOH2001 4.2 38.8 1.0 O A:HOH2002 4.2 16.9 1.0

Cobalt binding site 2 out of 2 in the Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 2 of Structural Characterization of Bisintercalation in Higher- Order Dna at A Junction-Like Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ B:Co100 b:41.9 occ:1.00 N7 B:DG2 1.9 38.1 1.0 O B:HOH2012 1.9 35.6 1.0 O B:HOH2011 2.0 17.9 1.0 O B:HOH2014 2.0 23.7 1.0 O B:HOH2013 2.1 31.1 1.0 O B:HOH2015 2.1 29.6 1.0 C8 B:DG2 2.8 38.1 1.0 C5 B:DG2 3.1 38.1 1.0 O6 B:DG2 3.6 38.1 1.0 C6 B:DG2 3.7 38.1 1.0 N9 B:DG2 4.0 38.1 1.0 C4 B:DG2 4.2 38.1 1.0 O4 B:DT3 4.2 40.5 1.0 C7 B:DT3 4.3 40.5 1.0 OP1 B:DG2 4.5 38.1 1.0 C4 B:DT3 4.8 40.5 1.0 C5 B:DT3 5.0 40.5 1.0

S.C.M.Teixeira, J.H.Thorpe, A.K.Todd, H.R.Powell, A.Adams, L.P.G.Wakelin, W.A.Denny, C.J.Cardin. Structural Characterisation of Bisintercalation in Higher-Order Dna at A Junction-Like Quadruplex J.Mol.Biol. V. 323 167 2002.
ISSN: ISSN 0022-2836
PubMed: 12381312
DOI: 10.1016/S0022-2836(02)00923-3