Calcium in PDB 1uet: Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure

Enzymatic activity of Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure

All present enzymatic activity of Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure:
2.7.7.25;

Protein crystallography data

The structure of Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure, PDB code: 1uet was solved by O.Nureki, Riken Structural Genomics/Proteomics Initiative (Rsgi), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	48.02 / 2.00
*Space group*	C 1 2 1
*Cell size a, b, c (Å), α, β, γ (°)*	87.351, 76.548, 76.771, 90.00, 98.33, 90.00
*R / R_free (%)*	19.8 / 24.2

Other elements in 1uet:

The structure of Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure (pdb code 1uet). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure, PDB code: 1uet:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in 1uet

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Calcium Binding Sites List in 1uet

Calcium binding site 1 out of 3 in the Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca501 b:43.9 occ:1.00	O	A:HOH631	2.6	21.0	1.0
	OXT	A:ACT601	2.6	35.9	1.0
	O	A:HOH681	2.8	25.7	1.0
	O	A:ACT601	3.0	31.9	1.0
	O	A:HOH865	3.0	51.8	1.0
	C	A:ACT601	3.2	34.7	1.0
	CA	A:CA504	3.8	51.4	1.0
	O	A:GLY159	4.3	20.7	1.0
	O	A:HOH845	4.4	35.5	1.0
	OD1	A:ASN234	4.6	18.6	1.0
	O	A:VAL167	4.7	23.8	1.0
	CH3	A:ACT601	4.7	33.4	1.0
	ND2	A:ASN234	4.8	21.5	1.0
	O	A:HOH897	4.9	50.2	1.0

Calcium binding site 2 out of 3 in 1uet

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Calcium Binding Sites List in 1uet

Calcium binding site 2 out of 3 in the Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca503 b:46.6 occ:1.00	O	A:HOH719	2.6	38.5	1.0
	OG1	A:THR383	2.6	23.9	1.0
	OE2	A:GLU387	2.7	24.3	1.0
	O	A:HOH607	2.7	34.5	1.0
	OE1	A:GLU387	2.8	26.5	1.0
	CD	A:GLU387	3.1	33.0	1.0
	O	A:HOH693	3.8	50.0	1.0
	CB	A:THR383	3.9	26.4	1.0
	N	A:THR383	4.0	24.6	1.0
	CG2	A:THR383	4.3	27.7	1.0
	CA	A:THR383	4.5	21.9	1.0
	NH1	A:ARG340	4.5	62.9	1.0
	O	A:HOH729	4.5	30.8	1.0
	CG	A:GLU387	4.6	26.7	1.0
	CG2	A:THR384	4.7	15.2	1.0
	O	A:HOH708	4.7	62.0	1.0
	N	A:THR384	4.9	17.9	1.0
	C	A:THR383	4.9	18.8	1.0

Calcium binding site 3 out of 3 in 1uet

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Calcium Binding Sites List in 1uet

Calcium binding site 3 out of 3 in the Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure

Mono view

Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Ca504 b:51.4 occ:1.00	O	A:LYS166	2.6	20.9	1.0
	OXT	A:ACT601	2.6	35.9	1.0
	O	A:HOH785	2.7	41.9	1.0
	O	A:HOH821	2.8	37.1	1.0
	C	A:LYS166	3.8	27.0	1.0
	CA	A:CA501	3.8	43.9	1.0
	C	A:ACT601	3.9	34.7	1.0
	O	A:HOH764	4.2	44.3	1.0
	CG	A:LYS166	4.2	29.1	1.0
	O	A:HOH631	4.5	21.0	1.0
	CA	A:VAL167	4.5	23.7	1.0
	CH3	A:ACT601	4.5	33.4	1.0
	N	A:VAL167	4.6	26.1	1.0
	CA	A:LYS166	4.7	23.2	1.0
	O	A:HOH611	4.8	21.4	1.0
	O	A:ACT601	4.8	31.9	1.0

Reference:

M.Okabe, K.Tomita, R.Ishitani, R.Ishii, N.Takeuchi, F.Arisaka, O.Nureki, S.Yokoyama. Divergent Evolutions of Trinucleotide Polymerization Revealed By An Archaeal Cca-Adding Enzyme Structure. Embo J. V. 22 5918 2003.
ISSN: ISSN 0261-4189
PubMed: 14592988
DOI: 10.1093/EMBOJ/CDG563

Page generated: Tue Jul 8 02:30:55 2025

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