Cobalt in PDB 1stg: Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes

Enzymatic activity of Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes

All present enzymatic activity of Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes:
3.1.31.1;

Protein crystallography data

The structure of Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes, PDB code: 1stg was solved by P.J.Loll, S.Quirk, E.E.Lattman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	6.00 / 1.70
*Space group*	P 4₁
*Cell size a, b, c (Å), α, β, γ (°)*	48.210, 48.210, 63.260, 90.00, 90.00, 90.00
*R / R_free (%)*	19.8 / n/a

Cobalt Binding Sites:

The binding sites of Cobalt atom in the Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes (pdb code 1stg). This binding sites where shown within 5.0 Angstroms radius around Cobalt atom.
In total only one binding site of Cobalt was determined in the Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes, PDB code: 1stg:

Cobalt binding site 1 out of 1 in 1stg

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Cobalt Binding Sites List in 1stg

Cobalt binding site 1 out of 1 in the Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes

Mono view

Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 1 of Two Distinctly Different Metal Binding Modes Are Seen in X- Ray Crystal Structures of Staphylococcal Nuclease- Cobalt(II)-Nucleotide Complexes within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Co150 b:72.6 occ:1.00	O	A:HOH240	1.9	53.3	1.0
	O5P	A:THP151	2.3	55.5	1.0
	O	A:HOH241	2.4	53.1	1.0
	O	A:HOH248	2.5	51.5	1.0
	OD1	A:ASP40	2.5	52.5	1.0
	P2	A:THP151	3.3	51.7	1.0
	O4P	A:THP151	3.5	53.2	1.0
	CG	A:ASP40	3.6	56.0	1.0
	NH2	A:ARG35	3.9	28.7	1.0
	O	A:THR41	3.9	49.4	1.0
	OD2	A:ASP40	4.0	62.9	1.0
	O6P	A:THP151	4.0	44.6	1.0
	OD2	A:ASP21	4.0	44.0	1.0
	NZ	A:LYS49	4.2	92.8	1.0
	OE1	A:GLU43	4.6	77.9	1.0
	OH	A:TYR113	4.6	45.5	1.0
	O5'	A:THP151	4.7	51.3	1.0
	CE	A:LYS49	4.7	91.5	1.0
	O	A:HOH239	4.8	63.1	0.8
	CE2	A:TYR113	4.8	47.1	1.0
	CZ	A:ARG35	4.9	31.2	1.0
	OD1	A:ASP21	4.9	36.2	1.0
	CB	A:ASP40	4.9	44.7	1.0
	CG	A:ASP21	4.9	32.0	1.0
	N	A:THR41	5.0	37.9	1.0

Reference:

P.J.Loll, S.Quirk, E.E.Lattman, R.M.Garavito. X-Ray Crystal Structures of Staphylococcal Nuclease Complexed with the Competitive Inhibitor Cobalt(II) and Nucleotide. Biochemistry V. 34 4316 1995.
ISSN: ISSN 0006-2960
PubMed: 7703245
DOI: 10.1021/BI00013A021

Page generated: Tue Jul 30 14:37:59 2024

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