Magnesium in PDB 3hp9: Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam

Enzymatic activity of Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam

All present enzymatic activity of Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam:
3.1.11.1;

Protein crystallography data

The structure of Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam, PDB code: 3hp9 was solved by K.A.Satyshur, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	18.81 / 1.60
*Space group*	P 2₁ 2₁ 2₁
*Cell size a, b, c (Å), α, β, γ (°)*	52.671, 91.939, 103.081, 90.00, 90.00, 90.00
*R / R_free (%)*	20.6 / 23.1

Other elements in 3hp9:

The structure of Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam also contains other interesting chemical elements:

Fluorine	(F)	3 atoms
Chlorine	(Cl)	1 atom

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam (pdb code 3hp9). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam, PDB code: 3hp9:

Magnesium binding site 1 out of 1 in 3hp9

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Magnesium Binding Sites List in 3hp9

Magnesium binding site 1 out of 1 in the Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam

Mono view

Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of Ssb/Exonuclease I in Complex with Inhibitor Cfam within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Mg500 b:17.1 occ:1.00	O	A:HOH518	2.0	10.2	1.0
	O	A:HOH517	2.0	14.3	1.0
	O	A:HOH514	2.0	11.8	1.0
	O	A:HOH515	2.1	14.0	1.0
	OD1	A:ASP15	2.1	12.8	1.0
	O	A:HOH516	2.2	15.9	1.0
	CG	A:ASP15	3.1	10.3	1.0
	OD2	A:ASP15	3.4	14.5	1.0
	O	A:HOH828	4.0	24.8	1.0
	OD1	A:ASP108	4.0	10.2	1.0
	O	A:TYR16	4.1	10.7	1.0
	O	A:HOH512	4.1	11.3	1.0
	OD2	A:ASP108	4.1	10.9	1.0
	O	A:TYR102	4.2	8.0	1.0
	O	A:HOH519	4.2	34.6	1.0
	O	A:HOH524	4.3	37.3	1.0
	O	A:HOH885	4.3	37.5	1.0
	O	A:HOH513	4.3	13.5	1.0
	CB	A:ASP15	4.4	9.3	1.0
	CG	A:ASP108	4.5	8.9	1.0
	N	A:TYR16	4.8	9.1	1.0
	CA	A:ASP15	4.9	8.8	1.0

Reference:

D.Lu, D.A.Bernstein, K.A.Satyshur, J.L.Keck. Small-Molecule Tools For Dissecting the Roles of Ssb/Protein Interactions in Genome Maintenance Proc.Natl.Acad.Sci.Usa V. 107 633 2010.
ISSN: ISSN 0027-8424
PubMed: 20018747
DOI: 10.1073/PNAS.0909191107

Page generated: Mon Dec 14 08:14:16 2020

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