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Magnesium in PDB 5p9a: Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A

Enzymatic activity of Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A

All present enzymatic activity of Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A:
2.1.1.6;

Protein crystallography data

The structure of Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A, PDB code: 5p9a was solved by A.Ehler, C.Lerner, M.G.Rudolph, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 44.67 / 1.91
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 49.945, 53.653, 80.638, 90.00, 90.00, 90.00
R / Rfree (%) 21.9 / 28.4

Other elements in 5p9a:

The structure of Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A also contains other interesting chemical elements:

Fluorine (F) 2 atoms
Potassium (K) 1 atom

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A (pdb code 5p9a). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A, PDB code: 5p9a:

Magnesium binding site 1 out of 1 in 5p9a

Go back to Magnesium Binding Sites List in 5p9a
Magnesium binding site 1 out of 1 in the Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Rat Catechol O-Methyltransferase in Complex with N-[2-[2-(6- Aminopurin-9-Yl)Ethoxy]Ethyl]-5-(4-Fluorophenyl)-2,3- Dihydroxybenzamide at 1.91A within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg301

b:8.2
occ:1.00
 O24 A:77N302 2.0 23.8 0.5
OD2 A:ASP169 2.0 11.1 1.0
O A:HOH436 2.1 6.8 1.0
OD1 A:ASP141 2.1 7.9 1.0
O24 A:77N302 2.1 7.6 0.5
OD1 A:ASN170 2.2 9.7 1.0
O23 A:77N302 2.2 22.5 0.5
O23 A:77N302 2.3 3.1 0.5
C13 A:77N302 2.8 22.3 0.5
C7 A:77N302 2.9 22.4 0.5
C13 A:77N302 2.9 4.9 0.5
C7 A:77N302 3.0 5.0 0.5
CG A:ASP141 3.0 7.9 1.0
CG A:ASP169 3.1 5.9 1.0
CG A:ASN170 3.1 11.9 1.0
OD2 A:ASP141 3.3 10.7 1.0
ND2 A:ASN170 3.4 6.5 1.0
CB A:ASP169 3.7 6.5 1.0
NZ A:LYS144 3.9 3.3 1.0
OD1 A:ASP169 4.1 7.8 1.0
C15 A:77N302 4.1 21.6 0.5
O A:HOH501 4.1 26.0 1.0
OE2 A:GLU199 4.2 8.8 1.0
C15 A:77N302 4.2 5.6 0.5
C2 A:77N302 4.3 22.3 0.5
O A:MET40 4.3 8.8 1.0
CB A:ASP141 4.4 4.3 1.0
C2 A:77N302 4.4 5.2 0.5
CB A:ASN170 4.5 6.8 1.0
CE A:LYS144 4.6 7.5 1.0
O A:ASP141 4.7 9.6 1.0
OE1 A:GLU199 4.7 17.0 1.0
NZ A:LYS46 4.7 8.2 1.0
CG2 A:VAL42 4.7 9.8 0.5
CA A:ASP141 4.8 4.3 1.0
N19 A:77N302 4.8 22.6 0.5
N19 A:77N302 4.9 6.4 0.5
CD A:GLU199 4.9 17.9 1.0
C A:ASP169 4.9 9.8 1.0
N A:ASN170 4.9 7.5 1.0
CA A:ASP169 5.0 6.2 1.0

Reference:

C.Lerner, M.G.Rudolph. Crystal Structure of A Comt Complex To Be Published.
Page generated: Tue Aug 12 17:55:41 2025

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