Magnesium in PDB 1xbt: Crystal Structure of Human Thymidine Kinase 1
Enzymatic activity of Crystal Structure of Human Thymidine Kinase 1
All present enzymatic activity of Crystal Structure of Human Thymidine Kinase 1:
2.7.1.21;
Protein crystallography data
The structure of Crystal Structure of Human Thymidine Kinase 1, PDB code: 1xbt
was solved by
M.Welin,
U.Kosinska,
N.E.Mikkelsen,
C.Carnrot,
C.Zhu,
L.Wang,
S.Eriksson,
B.Munch-Petersen,
H.Eklund,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
42.07 /
2.40
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
157.672,
123.177,
116.000,
90.00,
130.20,
90.00
|
R / Rfree (%)
|
20.1 /
23.2
|
Other elements in 1xbt:
The structure of Crystal Structure of Human Thymidine Kinase 1 also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Crystal Structure of Human Thymidine Kinase 1
(pdb code 1xbt). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 8 binding sites of Magnesium where determined in the
Crystal Structure of Human Thymidine Kinase 1, PDB code: 1xbt:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
Magnesium binding site 1 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 1 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg1194
b:36.0
occ:1.00
|
O1A
|
A:TTP1195
|
2.0
|
37.6
|
1.0
|
O1B
|
A:TTP1195
|
2.4
|
39.0
|
1.0
|
O1G
|
A:TTP1195
|
3.0
|
30.1
|
1.0
|
OG
|
A:SER33
|
3.2
|
28.6
|
1.0
|
PA
|
A:TTP1195
|
3.3
|
38.0
|
1.0
|
O
|
A:HOH1218
|
3.3
|
42.3
|
1.0
|
PB
|
A:TTP1195
|
3.5
|
39.3
|
1.0
|
NH2
|
A:ARG60
|
3.6
|
53.0
|
1.0
|
O3A
|
A:TTP1195
|
3.7
|
38.5
|
1.0
|
OE2
|
A:GLU98
|
3.9
|
41.0
|
1.0
|
O3B
|
A:TTP1195
|
3.9
|
37.6
|
1.0
|
PG
|
A:TTP1195
|
4.0
|
31.7
|
1.0
|
O5'
|
A:TTP1195
|
4.0
|
37.2
|
1.0
|
CB
|
A:SER33
|
4.2
|
25.5
|
1.0
|
OD2
|
A:ASP97
|
4.4
|
38.3
|
1.0
|
O2A
|
A:TTP1195
|
4.6
|
36.8
|
1.0
|
CD
|
A:GLU98
|
4.6
|
38.3
|
1.0
|
OD1
|
A:ASP97
|
4.7
|
37.5
|
1.0
|
CZ
|
A:ARG60
|
4.7
|
53.2
|
1.0
|
O2G
|
A:TTP1195
|
4.7
|
33.9
|
1.0
|
CG
|
A:GLU98
|
4.7
|
34.5
|
1.0
|
O
|
A:HOH1214
|
4.8
|
38.2
|
1.0
|
O2B
|
A:TTP1195
|
4.9
|
40.0
|
1.0
|
CG
|
A:ASP97
|
5.0
|
34.8
|
1.0
|
|
Magnesium binding site 2 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 2 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg2194
b:41.6
occ:1.00
|
O1A
|
B:TTP2195
|
2.1
|
35.9
|
1.0
|
O1B
|
B:TTP2195
|
2.6
|
40.9
|
1.0
|
OG
|
B:SER33
|
2.7
|
28.5
|
1.0
|
O1G
|
B:TTP2195
|
2.8
|
34.3
|
1.0
|
O3B
|
B:TTP2195
|
2.8
|
39.8
|
1.0
|
PB
|
B:TTP2195
|
3.2
|
39.6
|
1.0
|
PA
|
B:TTP2195
|
3.3
|
36.3
|
1.0
|
PG
|
B:TTP2195
|
3.5
|
35.2
|
1.0
|
O3A
|
B:TTP2195
|
3.5
|
38.3
|
1.0
|
CB
|
B:SER33
|
4.0
|
25.2
|
1.0
|
OE2
|
B:GLU98
|
4.1
|
40.6
|
1.0
|
O
|
B:HOH2216
|
4.1
|
30.9
|
1.0
|
NH2
|
B:ARG60
|
4.1
|
57.7
|
1.0
|
O2G
|
B:TTP2195
|
4.2
|
37.4
|
1.0
|
O2A
|
B:TTP2195
|
4.3
|
37.1
|
1.0
|
OD2
|
B:ASP97
|
4.3
|
37.8
|
1.0
|
OD1
|
B:ASP97
|
4.3
|
36.1
|
1.0
|
O5'
|
B:TTP2195
|
4.5
|
35.8
|
1.0
|
O3G
|
B:TTP2195
|
4.6
|
35.1
|
1.0
|
O2B
|
B:TTP2195
|
4.6
|
38.7
|
1.0
|
O
|
B:HOH2226
|
4.7
|
27.8
|
1.0
|
CG
|
B:GLU98
|
4.8
|
34.5
|
1.0
|
CG
|
B:ASP97
|
4.8
|
34.0
|
1.0
|
N
|
B:SER33
|
4.9
|
24.5
|
1.0
|
CD
|
B:GLU98
|
4.9
|
38.5
|
1.0
|
|
Magnesium binding site 3 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 3 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg3194
b:44.8
occ:1.00
|
O1A
|
C:TTP3195
|
2.1
|
36.3
|
1.0
|
O1G
|
C:TTP3195
|
2.4
|
37.8
|
1.0
|
OG
|
C:SER33
|
2.6
|
28.9
|
1.0
|
O1B
|
C:TTP3195
|
2.7
|
42.7
|
1.0
|
O3B
|
C:TTP3195
|
2.8
|
42.6
|
1.0
|
O
|
C:HOH3215
|
2.9
|
42.8
|
1.0
|
PB
|
C:TTP3195
|
3.3
|
42.7
|
1.0
|
PG
|
C:TTP3195
|
3.3
|
37.6
|
1.0
|
PA
|
C:TTP3195
|
3.3
|
38.3
|
1.0
|
O3A
|
C:TTP3195
|
3.6
|
41.1
|
1.0
|
CB
|
C:SER33
|
3.7
|
25.6
|
1.0
|
OD2
|
C:ASP97
|
4.2
|
37.9
|
1.0
|
OD1
|
C:ASP97
|
4.2
|
35.9
|
1.0
|
NH2
|
C:ARG60
|
4.2
|
55.0
|
1.0
|
O2G
|
C:TTP3195
|
4.3
|
40.5
|
1.0
|
O3G
|
C:TTP3195
|
4.3
|
39.4
|
1.0
|
O2A
|
C:TTP3195
|
4.3
|
38.2
|
1.0
|
O5'
|
C:TTP3195
|
4.4
|
39.4
|
1.0
|
N
|
C:SER33
|
4.4
|
24.7
|
1.0
|
OE2
|
C:GLU98
|
4.5
|
40.9
|
1.0
|
CA
|
C:SER33
|
4.6
|
25.5
|
1.0
|
CG
|
C:ASP97
|
4.7
|
34.1
|
1.0
|
CG
|
C:GLU98
|
4.7
|
35.3
|
1.0
|
O
|
C:HOH3207
|
4.7
|
36.0
|
1.0
|
O2B
|
C:TTP3195
|
4.7
|
42.3
|
1.0
|
O
|
C:HOH3200
|
4.8
|
32.2
|
1.0
|
CD
|
C:GLU98
|
4.9
|
38.6
|
1.0
|
|
Magnesium binding site 4 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 4 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg4194
b:35.1
occ:1.00
|
O
|
D:HOH4229
|
2.0
|
32.6
|
1.0
|
O1G
|
D:TTP4195
|
2.1
|
29.9
|
1.0
|
O1A
|
D:TTP4195
|
2.2
|
27.1
|
1.0
|
OG
|
D:SER33
|
2.2
|
27.4
|
1.0
|
O1B
|
D:TTP4195
|
2.4
|
32.1
|
1.0
|
PG
|
D:TTP4195
|
3.3
|
28.2
|
1.0
|
CB
|
D:SER33
|
3.4
|
25.1
|
1.0
|
PB
|
D:TTP4195
|
3.4
|
30.7
|
1.0
|
O3B
|
D:TTP4195
|
3.5
|
31.1
|
1.0
|
PA
|
D:TTP4195
|
3.5
|
28.0
|
1.0
|
O3A
|
D:TTP4195
|
3.9
|
29.5
|
1.0
|
OD1
|
D:ASP97
|
4.1
|
35.5
|
1.0
|
O
|
D:HOH4206
|
4.2
|
28.3
|
1.0
|
N
|
D:SER33
|
4.2
|
24.6
|
1.0
|
O
|
D:HOH4212
|
4.2
|
41.3
|
1.0
|
O2G
|
D:TTP4195
|
4.3
|
30.5
|
1.0
|
O3G
|
D:TTP4195
|
4.3
|
28.9
|
1.0
|
CA
|
D:SER33
|
4.4
|
25.4
|
1.0
|
OD2
|
D:ASP97
|
4.4
|
38.0
|
1.0
|
O2A
|
D:TTP4195
|
4.5
|
25.5
|
1.0
|
O5'
|
D:TTP4195
|
4.6
|
27.3
|
1.0
|
OE2
|
D:GLU98
|
4.6
|
39.5
|
1.0
|
NH2
|
D:ARG60
|
4.6
|
40.8
|
1.0
|
CG
|
D:ASP97
|
4.8
|
34.2
|
1.0
|
O2B
|
D:TTP4195
|
4.8
|
33.0
|
1.0
|
|
Magnesium binding site 5 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 5 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
E:Mg5194
b:41.1
occ:1.00
|
O1A
|
E:TTP5195
|
2.1
|
38.9
|
1.0
|
OG
|
E:SER33
|
2.3
|
28.6
|
1.0
|
O1G
|
E:TTP5195
|
2.5
|
39.6
|
1.0
|
O1B
|
E:TTP5195
|
3.0
|
44.7
|
1.0
|
O3B
|
E:TTP5195
|
3.3
|
43.1
|
1.0
|
CB
|
E:SER33
|
3.4
|
25.6
|
1.0
|
PG
|
E:TTP5195
|
3.5
|
39.3
|
1.0
|
PA
|
E:TTP5195
|
3.5
|
38.0
|
1.0
|
O
|
E:HOH5219
|
3.6
|
36.0
|
1.0
|
PB
|
E:TTP5195
|
3.7
|
43.4
|
1.0
|
OD1
|
E:ASP97
|
3.7
|
35.9
|
1.0
|
OD2
|
E:ASP97
|
3.8
|
36.7
|
1.0
|
O3A
|
E:TTP5195
|
4.0
|
40.8
|
1.0
|
CG
|
E:ASP97
|
4.2
|
33.4
|
1.0
|
N
|
E:SER33
|
4.3
|
24.6
|
1.0
|
OE2
|
E:GLU98
|
4.4
|
41.1
|
1.0
|
CA
|
E:SER33
|
4.4
|
25.5
|
1.0
|
O2G
|
E:TTP5195
|
4.4
|
41.4
|
1.0
|
O2A
|
E:TTP5195
|
4.5
|
37.8
|
1.0
|
CG
|
E:GLU98
|
4.5
|
35.3
|
1.0
|
O5'
|
E:TTP5195
|
4.6
|
37.8
|
1.0
|
O3G
|
E:TTP5195
|
4.6
|
41.7
|
1.0
|
NH2
|
E:ARG60
|
4.6
|
54.4
|
1.0
|
CD
|
E:GLU98
|
4.8
|
39.0
|
1.0
|
O
|
E:HOH5215
|
4.8
|
42.8
|
1.0
|
|
Magnesium binding site 6 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 6 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 6 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Mg6194
b:48.6
occ:1.00
|
O1A
|
F:TTP6195
|
2.1
|
35.5
|
1.0
|
O1G
|
F:TTP6195
|
2.2
|
37.0
|
1.0
|
OG
|
F:SER33
|
2.6
|
28.6
|
1.0
|
O1B
|
F:TTP6195
|
2.7
|
37.3
|
1.0
|
O
|
F:HOH6219
|
3.1
|
39.5
|
1.0
|
CB
|
F:SER33
|
3.4
|
25.4
|
1.0
|
PG
|
F:TTP6195
|
3.5
|
35.1
|
1.0
|
PA
|
F:TTP6195
|
3.5
|
35.2
|
1.0
|
O3B
|
F:TTP6195
|
3.6
|
39.0
|
1.0
|
PB
|
F:TTP6195
|
3.6
|
36.8
|
1.0
|
OD2
|
F:ASP97
|
3.9
|
38.1
|
1.0
|
OD1
|
F:ASP97
|
4.0
|
35.6
|
1.0
|
O3A
|
F:TTP6195
|
4.0
|
37.8
|
1.0
|
NH2
|
F:ARG60
|
4.3
|
53.3
|
1.0
|
N
|
F:SER33
|
4.4
|
24.7
|
1.0
|
O
|
F:HOH6220
|
4.4
|
41.0
|
1.0
|
O5'
|
F:TTP6195
|
4.4
|
36.4
|
1.0
|
O2G
|
F:TTP6195
|
4.4
|
38.2
|
1.0
|
CG
|
F:ASP97
|
4.4
|
34.2
|
1.0
|
CA
|
F:SER33
|
4.5
|
25.4
|
1.0
|
O3G
|
F:TTP6195
|
4.5
|
37.0
|
1.0
|
OE2
|
F:GLU98
|
4.5
|
39.0
|
1.0
|
O2A
|
F:TTP6195
|
4.6
|
34.3
|
1.0
|
CG
|
F:GLU98
|
4.8
|
34.8
|
1.0
|
|
Magnesium binding site 7 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 7 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 7 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
G:Mg7194
b:34.9
occ:1.00
|
O1A
|
G:TTP7195
|
2.0
|
28.2
|
1.0
|
O1G
|
G:TTP7195
|
2.0
|
29.4
|
1.0
|
O
|
G:HOH7228
|
2.1
|
32.4
|
1.0
|
OG
|
G:SER33
|
2.2
|
27.3
|
1.0
|
O1B
|
G:TTP7195
|
2.3
|
31.4
|
1.0
|
PB
|
G:TTP7195
|
3.4
|
30.2
|
1.0
|
PA
|
G:TTP7195
|
3.4
|
28.6
|
1.0
|
PG
|
G:TTP7195
|
3.4
|
28.9
|
1.0
|
CB
|
G:SER33
|
3.5
|
25.1
|
1.0
|
O3B
|
G:TTP7195
|
3.7
|
31.0
|
1.0
|
O3A
|
G:TTP7195
|
3.8
|
29.0
|
1.0
|
OD2
|
G:ASP97
|
4.0
|
37.9
|
1.0
|
OD1
|
G:ASP97
|
4.3
|
35.6
|
1.0
|
O5'
|
G:TTP7195
|
4.3
|
28.8
|
1.0
|
O2G
|
G:TTP7195
|
4.3
|
29.7
|
1.0
|
N
|
G:SER33
|
4.4
|
24.5
|
1.0
|
OE2
|
G:GLU98
|
4.4
|
38.7
|
1.0
|
O3G
|
G:TTP7195
|
4.4
|
29.7
|
1.0
|
NH2
|
G:ARG60
|
4.5
|
37.5
|
1.0
|
O
|
G:HOH7202
|
4.5
|
26.3
|
1.0
|
CA
|
G:SER33
|
4.5
|
25.4
|
1.0
|
O2A
|
G:TTP7195
|
4.5
|
26.8
|
1.0
|
CB
|
G:SER63
|
4.6
|
53.7
|
1.0
|
CG
|
G:ASP97
|
4.6
|
33.7
|
1.0
|
O2B
|
G:TTP7195
|
4.8
|
32.1
|
1.0
|
CG
|
G:GLU98
|
4.9
|
34.6
|
1.0
|
|
Magnesium binding site 8 out
of 8 in 1xbt
Go back to
Magnesium Binding Sites List in 1xbt
Magnesium binding site 8 out
of 8 in the Crystal Structure of Human Thymidine Kinase 1
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 8 of Crystal Structure of Human Thymidine Kinase 1 within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
H:Mg8194
b:36.7
occ:1.00
|
O1G
|
H:TTP8195
|
2.1
|
31.1
|
1.0
|
O1B
|
H:TTP8195
|
2.3
|
30.0
|
1.0
|
O1A
|
H:TTP8195
|
2.3
|
28.7
|
1.0
|
O
|
H:HOH8217
|
2.4
|
31.8
|
1.0
|
OG
|
H:SER33
|
2.5
|
26.6
|
1.0
|
PB
|
H:TTP8195
|
3.3
|
27.2
|
1.0
|
PG
|
H:TTP8195
|
3.3
|
30.4
|
1.0
|
CB
|
H:SER33
|
3.3
|
25.4
|
1.0
|
O3B
|
H:TTP8195
|
3.4
|
31.1
|
1.0
|
PA
|
H:TTP8195
|
3.6
|
29.1
|
1.0
|
O3A
|
H:TTP8195
|
3.9
|
28.9
|
1.0
|
O2G
|
H:TTP8195
|
4.1
|
31.8
|
1.0
|
O
|
H:HOH8205
|
4.2
|
32.4
|
1.0
|
OD2
|
H:ASP97
|
4.3
|
37.0
|
1.0
|
OD1
|
H:ASP97
|
4.3
|
35.8
|
1.0
|
N
|
H:SER33
|
4.3
|
24.6
|
1.0
|
CA
|
H:SER33
|
4.4
|
25.4
|
1.0
|
NH2
|
H:ARG60
|
4.5
|
39.6
|
1.0
|
O3G
|
H:TTP8195
|
4.5
|
31.9
|
1.0
|
O5'
|
H:TTP8195
|
4.7
|
27.0
|
1.0
|
O2B
|
H:TTP8195
|
4.7
|
29.9
|
1.0
|
O2A
|
H:TTP8195
|
4.7
|
27.7
|
1.0
|
OE2
|
H:GLU98
|
4.7
|
40.2
|
1.0
|
CG
|
H:ASP97
|
4.8
|
33.5
|
1.0
|
|
Reference:
M.Welin,
U.Kosinska,
N.E.Mikkelsen,
C.Carnrot,
C.Zhu,
L.Wang,
S.Eriksson,
B.Munch-Petersen,
H.Eklund.
Structures of Thymidine Kinase 1 of Human and Mycoplasmic Origin Proc.Natl.Acad.Sci.Usa V. 101 17970 2004.
ISSN: ISSN 0027-8424
PubMed: 15611477
DOI: 10.1073/PNAS.0406332102
Page generated: Tue Aug 13 17:29:24 2024
|