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Calcium in PDB 2qt7: Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms

Enzymatic activity of Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms

All present enzymatic activity of Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms:
3.1.3.48;

Protein crystallography data

The structure of Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms, PDB code: 2qt7 was solved by M.E.Primo, S.Klinke, M.P.Sica, F.A.Goldbaum, J.Jakoncic, E.Poskus, M.R.Ermacora, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 23.97 / 1.30
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 31.756, 66.799, 73.131, 90.00, 90.00, 90.00
R / Rfree (%) 22 / 24.2

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms (pdb code 2qt7). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms, PDB code: 2qt7:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in 2qt7

Go back to Calcium Binding Sites List in 2qt7
Calcium binding site 1 out of 3 in the Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca202

b:13.4
occ:0.75
 OD2 A:ASP81 2.3 18.0 1.0
O A:HOH369 2.4 23.9 1.0
O A:HOH359 2.5 20.6 1.0
O A:HOH329 2.5 19.1 1.0
O A:ASN76 2.5 16.7 1.0
CG A:ASP81 3.3 15.1 1.0
OD1 A:ASP81 3.6 18.0 1.0
C A:ASN76 3.7 17.3 1.0
ND2 A:ASN76 4.2 16.4 1.0
N A:SER78 4.3 14.8 1.0
CA A:LEU77 4.3 16.4 1.0
N A:LEU77 4.4 16.6 1.0
CG A:ASN76 4.4 16.7 1.0
CB A:ASP81 4.6 13.2 1.0
O A:HOH385 4.6 20.1 1.0
CB A:ASN76 4.6 17.6 1.0
O A:GLN75 4.6 19.6 1.0
OG A:SER78 4.7 14.8 1.0
C A:LEU77 4.8 15.7 1.0
CA A:ASN76 4.8 17.6 1.0
CB A:SER78 4.9 14.3 1.0

Calcium binding site 2 out of 3 in 2qt7

Go back to Calcium Binding Sites List in 2qt7
Calcium binding site 2 out of 3 in the Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca203

b:16.4
occ:0.60
 O A:HOH425 2.3 29.0 1.0
OE1 A:GLN100 2.3 20.5 1.0
OE1 A:GLU94 2.3 20.9 1.0
OE2 A:GLU94 2.4 19.7 1.0
O A:HOH390 2.5 27.6 1.0
O A:HOH424 2.5 32.7 1.0
CD A:GLU94 2.7 19.4 1.0
CD A:GLN100 3.4 19.0 1.0
NE2 A:GLN100 3.9 20.4 1.0
CG A:GLU94 4.1 19.1 1.0
CG A:GLN100 4.6 17.1 1.0
CB A:GLN100 4.7 13.9 1.0
O A:ILE101 4.8 12.8 1.0
N A:ILE101 4.8 11.9 1.0
CB A:GLU94 4.8 19.3 1.0
CA A:GLN100 4.9 13.4 1.0
OG A:SER91 5.0 22.9 1.0

Calcium binding site 3 out of 3 in 2qt7

Go back to Calcium Binding Sites List in 2qt7
Calcium binding site 3 out of 3 in the Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Crystallographic Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 at 1.30 Angstroms within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca201

b:8.7
occ:1.00
 OE1 B:GLN100 2.4 8.4 1.0
O B:HOH440 2.4 12.2 1.0
O B:HOH304 2.4 11.3 1.0
OE1 B:GLU94 2.5 9.7 1.0
OE2 B:GLU94 2.5 8.6 1.0
CD B:GLU94 2.9 9.2 1.0
CD B:GLN100 3.5 9.7 1.0
NE2 B:GLN100 4.0 12.1 1.0
O B:HOH318 4.3 14.5 1.0
CG B:GLU94 4.4 10.1 1.0
CE B:LYS90 4.5 20.8 1.0
O B:HOH442 4.6 22.7 1.0
O B:HOH441 4.6 25.4 1.0
CG B:GLN100 4.6 10.4 1.0
CB B:GLN100 4.7 9.2 1.0
O B:ILE101 4.7 9.1 1.0
N B:ILE101 4.8 8.2 1.0
CA B:GLN100 4.9 8.8 1.0

Reference:

M.E.Primo, S.Klinke, M.P.Sica, F.A.Goldbaum, J.Jakoncic, E.Poskus, M.R.Ermacora. Structure of the Mature Ectodomain of the Human Receptor-Type Protein-Tyrosine Phosphatase Ia-2 J.Biol.Chem. V. 283 4674 2008.
ISSN: ISSN 0021-9258
PubMed: 18048354
DOI: 10.1074/JBC.M708144200
Page generated: Tue Jul 8 07:57:12 2025

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