Calcium in PDB 3owf: Crystal Structure of Staphylococcal Nuclease Variant Delta+Phs V66R at Cryogenic Temperature

Enzymatic activity of Crystal Structure of Staphylococcal Nuclease Variant Delta+Phs V66R at Cryogenic Temperature

All present enzymatic activity of Crystal Structure of Staphylococcal Nuclease Variant Delta+Phs V66R at Cryogenic Temperature:
3.1.31.1;

Protein crystallography data

The structure of Crystal Structure of Staphylococcal Nuclease Variant Delta+Phs V66R at Cryogenic Temperature, PDB code: 3owf was solved by J.L.Schlessman, V.Khangulov, A.Heroux, B.Garcia-Moreno E., with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	50.00 / 1.85
*Space group*	P 3₂ 2 1
*Cell size a, b, c (Å), α, β, γ (°)*	94.509, 94.509, 38.570, 90.00, 90.00, 120.00
*R / R_free (%)*	17.9 / 21.3

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of Staphylococcal Nuclease Variant Delta+Phs V66R at Cryogenic Temperature (pdb code 3owf). 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 Delta+Phs V66R at Cryogenic Temperature, PDB code: 3owf:

Calcium binding site 1 out of 1 in 3owf

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Calcium Binding Sites List in 3owf

Calcium binding site 1 out of 1 in the Crystal Structure of Staphylococcal Nuclease Variant Delta+Phs V66R at Cryogenic Temperature

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 Delta+Phs V66R at Cryogenic Temperature within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca151 b:16.4 occ:1.00	OD1	A:ASP40	2.3	17.3	1.0
	O	A:HOH205	2.4	12.3	1.0
	OD2	A:ASP21	2.4	14.0	1.0
	O5P	A:THP150	2.5	15.5	1.0
	O	A:HOH203	2.6	9.2	1.0
	O	A:HOH211	2.6	9.5	1.0
	O	A:THR41	2.7	17.9	1.0
	CG	A:ASP21	3.4	15.8	1.0
	CG	A:ASP40	3.5	21.3	1.0
	OD1	A:ASP21	3.7	14.6	1.0
	P2	A:THP150	3.7	15.1	1.0
	C	A:THR41	3.8	18.9	1.0
	O	A:HOH208	3.8	7.8	1.0
	N	A:THR41	3.8	15.2	1.0
	NH2	A:ARG35	3.9	10.6	1.0
	OG1	A:THR41	3.9	14.9	1.0
	O6P	A:THP150	4.0	14.8	1.0
	OE2	A:GLU43	4.1	28.2	1.0
	OD2	A:ASP40	4.2	19.2	1.0
	O4P	A:THP150	4.3	13.8	1.0
	OD2	A:ASP19	4.3	17.8	0.5
	CA	A:THR41	4.4	16.0	1.0
	CA	A:ASP40	4.5	14.8	1.0
	C	A:ASP40	4.5	15.7	1.0
	O	A:HOH259	4.6	26.6	1.0
	CB	A:ASP40	4.6	15.6	1.0
	CZ	A:ARG35	4.6	14.0	1.0
	OD1	A:ASP19	4.7	17.2	0.5
	O	A:PRO42	4.8	20.9	1.0
	CB	A:THR41	4.8	17.1	1.0
	C	A:PRO42	4.8	23.2	1.0
	CB	A:ASP21	4.8	13.0	1.0
	NE	A:ARG35	4.8	13.3	1.0
	N	A:PRO42	4.9	21.5	1.0

Reference:

J.L.Schlessman, V.Khangulov, A.Heroux, B.Garcia-Moreno E.. Domain Swapping Promoted By A Single Mutation That Introduces An Ionizable Group Into the Hydrophobic Core of A Protein To Be Published.

Page generated: Tue Jul 8 15:11:19 2025

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