Calcium in PDB 6uke: Hhai Endonuclease in Complex with Iodine-Labelled Dna

The structure of Hhai Endonuclease in Complex with Iodine-Labelled Dna, PDB code: 6uke was solved by J.R.Horton, X.Cheng, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.65 / 1.62
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	60.890, 37.193, 68.744, 90.00, 109.80, 90.00
R / Rfree (%)	17.1 / 20.3

The structure of Hhai Endonuclease in Complex with Iodine-Labelled Dna also contains other interesting chemical elements:

Iodine

(I)

2 atoms

The binding sites of Calcium atom in the Hhai Endonuclease in Complex with Iodine-Labelled Dna (pdb code 6uke). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Hhai Endonuclease in Complex with Iodine-Labelled Dna, PDB code: 6uke:

Calcium binding site 1 out of 1 in the Hhai Endonuclease in Complex with Iodine-Labelled Dna


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Hhai Endonuclease in Complex with Iodine-Labelled Dna within 5.0Å range: probe atom residue distance (Å) B Occ X:Ca601 b:30.3 occ:1.00 OG1 X:THR153 2.6 10.8 0.3 OG X:SER151 2.8 11.5 1.0 O2 X:EDO615 2.9 45.4 1.0 O X:HOH732 3.0 9.1 1.0 CB X:SER151 3.7 10.3 1.0 CB X:THR153 3.7 8.8 0.3 CB X:THR153 3.8 8.9 0.7 N X:CYS152 3.9 7.4 1.0 C2 X:EDO615 3.9 44.3 1.0 OG X:SER233 4.0 11.2 1.0 C X:CYS152 4.0 8.3 1.0 C X:SER151 4.0 7.3 1.0 N X:THR153 4.0 5.3 1.0 CB X:SER233 4.1 6.1 1.0 CG2 X:THR153 4.2 5.6 0.7 CA X:CYS152 4.3 6.5 1.0 O X:SER151 4.3 8.1 1.0 O X:CYS152 4.4 8.1 1.0 O X:HOH775 4.4 27.2 1.0 CA X:THR153 4.5 6.7 0.3 CA X:THR153 4.5 5.8 0.7 CA X:SER151 4.5 7.5 1.0 C1 X:EDO615 4.6 43.4 1.0 O1 X:EDO604 4.6 22.6 1.0 CD1 X:ILE105 4.7 25.4 1.0 CG1 X:ILE105 4.8 17.0 1.0 OG1 X:THR153 4.9 10.3 0.7 CG2 X:THR153 4.9 10.5 0.3 N X:SER233 4.9 6.2 1.0

J.R.Horton, J.Yang, X.Zhang, T.Petronzio, A.Fomenkov, G.G.Wilson, R.J.Roberts, X.Cheng. Structure of Hhai Endonuclease with Cognate Dna at An Atomic Resolution of 1.0 Angstrom Nucleic Acids Res. 2019.
ISSN: ESSN 1362-4962