Calcium in PDB 3hzx: Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K

Enzymatic activity of Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K

All present enzymatic activity of Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K:
3.1.31.1;

Protein crystallography data

The structure of Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K, PDB code: 3hzx was solved by J.L.Schlessman, J.N.De Luca-Westrate, B.E.Garcia-Moreno, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	37.34 / 2.00
*Space group*	P 1 2₁ 1
*Cell size a, b, c (Å), α, β, γ (°)*	31.051, 60.439, 37.459, 90.00, 94.61, 90.00
*R / R_free (%)*	17.8 / 23.7

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K (pdb code 3hzx). 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 Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K, PDB code: 3hzx:

Calcium binding site 1 out of 1 in 3hzx

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Calcium Binding Sites List in 3hzx

Calcium binding site 1 out of 1 in the Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Staphylococcal Nuclease Variant D+Phs/V66K at pH 9 Determined at 100 K within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca150 b:32.6 occ:1.00	OD1	A:ASP40	2.8	20.3	1.0
	O	A:HOH203	2.8	31.1	1.0
	OD2	A:ASP21	2.8	21.4	1.0
	O	A:HOH168	2.9	21.0	1.0
	O	A:THR41	3.0	22.9	1.0
	O	A:HOH220	3.0	36.7	1.0
	OE2	A:GLU43	3.1	48.5	1.0
	O4P	A:THP151	3.4	19.7	1.0
	CG	A:ASP21	3.6	20.9	1.0
	OD1	A:ASP21	3.7	21.0	1.0
	CG	A:ASP40	4.0	23.0	1.0
	N	A:THR41	4.1	19.9	1.0
	C	A:THR41	4.1	22.4	1.0
	OG1	A:THR41	4.1	20.0	1.0
	NH2	A:ARG35	4.1	11.2	1.0
	O	A:HOH200	4.1	27.1	1.0
	P2	A:THP151	4.2	19.9	1.0
	CD	A:GLU43	4.2	44.5	1.0
	O5P	A:THP151	4.2	21.1	1.0
	CA	A:THR41	4.6	20.2	1.0
	CA	A:ASP40	4.6	17.2	1.0
	CZ	A:ARG35	4.7	10.8	1.0
	C	A:ASP40	4.7	18.1	1.0
	OD2	A:ASP40	4.7	23.6	1.0
	O6P	A:THP151	4.7	23.1	1.0
	NE	A:ARG35	4.8	9.0	1.0
	OE1	A:GLU43	4.9	44.3	1.0
	CB	A:ASP40	4.9	16.3	1.0
	CB	A:THR41	5.0	20.9	1.0

Reference:

M.J.Harms, J.L.Schlessman, J.N.De Luca-Westrate, B.E.Garcia-Moreno. Structure of Staphylococcal Nuclease D+Phs/V66K Reveals Internal Hydration in Protein Cavity To Be Published.

Page generated: Tue Jul 8 13:11:13 2025

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