Magnesium in PDB 4x7z: Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
Enzymatic activity of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
All present enzymatic activity of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate):
2.1.1.237;
Protein crystallography data
The structure of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate), PDB code: 4x7z
was solved by
S.M.Bernard,
J.L.Smith,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
46.85 /
1.44
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
50.354,
92.516,
127.798,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
15.3 /
16.8
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
(pdb code 4x7z). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 5 binding sites of Magnesium where determined in the
Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate), PDB code: 4x7z:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
Magnesium binding site 1 out
of 5 in 4x7z
Go back to
Magnesium Binding Sites List in 4x7z
Magnesium binding site 1 out
of 5 in the Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg302
b:10.3
occ:1.00
|
OD2
|
A:ASP216
|
1.9
|
10.1
|
1.0
|
OD1
|
A:ASP217
|
2.0
|
10.2
|
1.0
|
OD1
|
A:ASP189
|
2.1
|
9.6
|
1.0
|
O
|
A:HOH755
|
2.1
|
10.0
|
1.0
|
O10
|
A:ZM3305
|
2.1
|
11.6
|
1.0
|
O9
|
A:ZM3305
|
2.2
|
12.4
|
1.0
|
C33
|
A:ZM3305
|
3.0
|
12.7
|
1.0
|
C35
|
A:ZM3305
|
3.0
|
12.1
|
1.0
|
CG
|
A:ASP216
|
3.0
|
9.2
|
1.0
|
CG
|
A:ASP189
|
3.0
|
9.6
|
1.0
|
CG
|
A:ASP217
|
3.1
|
9.6
|
1.0
|
OD2
|
A:ASP189
|
3.4
|
9.9
|
1.0
|
OD2
|
A:ASP217
|
3.6
|
9.6
|
1.0
|
CB
|
A:ASP216
|
3.7
|
9.0
|
1.0
|
C36
|
A:ZM3305
|
3.8
|
12.9
|
1.0
|
OD1
|
A:ASP191
|
3.9
|
14.4
|
1.0
|
OD1
|
A:ASP216
|
4.0
|
9.9
|
1.0
|
O
|
A:HOH494
|
4.1
|
10.7
|
1.0
|
CB
|
A:ASP217
|
4.3
|
9.3
|
1.0
|
C
|
A:ASP216
|
4.4
|
8.9
|
1.0
|
CB
|
A:ASP189
|
4.4
|
9.4
|
1.0
|
C31
|
A:ZM3305
|
4.4
|
14.0
|
1.0
|
NH2
|
A:ARG61
|
4.4
|
9.7
|
1.0
|
O
|
A:ASP216
|
4.5
|
9.5
|
1.0
|
OE1
|
A:GLN246
|
4.5
|
13.1
|
1.0
|
N
|
A:ASP217
|
4.5
|
8.9
|
1.0
|
C37
|
A:ZM3305
|
4.6
|
13.5
|
1.0
|
CA
|
A:ASP217
|
4.6
|
9.1
|
1.0
|
CG
|
A:ASP191
|
4.6
|
13.1
|
1.0
|
CA
|
A:ASP189
|
4.7
|
9.3
|
1.0
|
OD2
|
A:ASP191
|
4.7
|
14.5
|
1.0
|
CA
|
A:ASP216
|
4.7
|
8.6
|
1.0
|
O8
|
A:ZM3305
|
4.9
|
15.5
|
1.0
|
O11
|
A:ZM3305
|
4.9
|
14.2
|
1.0
|
O
|
A:ASP189
|
4.9
|
10.0
|
1.0
|
C
|
A:ASP189
|
5.0
|
9.8
|
1.0
|
C30
|
A:ZM3305
|
5.0
|
14.5
|
1.0
|
CB
|
A:SAH301
|
5.0
|
10.1
|
1.0
|
|
Magnesium binding site 2 out
of 5 in 4x7z
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Magnesium Binding Sites List in 4x7z
Magnesium binding site 2 out
of 5 in the Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg303
b:18.2
occ:1.00
|
O
|
A:HOH405
|
2.0
|
20.1
|
1.0
|
O
|
A:HOH471
|
2.1
|
19.0
|
1.0
|
O
|
A:HOH425
|
2.2
|
16.9
|
1.0
|
O
|
A:HOH498
|
4.1
|
13.5
|
1.0
|
O
|
A:HOH582
|
4.1
|
21.7
|
1.0
|
O
|
A:HOH472
|
4.1
|
34.1
|
1.0
|
OD1
|
A:ASP125
|
4.3
|
14.9
|
1.0
|
O
|
A:HOH508
|
4.3
|
17.0
|
1.0
|
OD1
|
A:ASP198
|
4.4
|
13.2
|
1.0
|
CA
|
A:GLY194
|
4.4
|
10.1
|
1.0
|
OD2
|
A:ASP198
|
4.5
|
14.0
|
1.0
|
O
|
A:ASP124
|
4.5
|
17.0
|
1.0
|
O
|
A:HOH443
|
4.6
|
26.7
|
1.0
|
O
|
A:HOH591
|
4.7
|
6.5
|
1.0
|
CG
|
A:ASP198
|
4.9
|
12.3
|
1.0
|
C
|
A:GLY194
|
5.0
|
9.7
|
1.0
|
|
Magnesium binding site 3 out
of 5 in 4x7z
Go back to
Magnesium Binding Sites List in 4x7z
Magnesium binding site 3 out
of 5 in the Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg304
b:45.9
occ:1.00
|
OD1
|
A:ASP123
|
2.2
|
17.3
|
1.0
|
O
|
A:HOH403
|
2.4
|
26.7
|
1.0
|
O
|
A:HOH410
|
2.4
|
43.2
|
1.0
|
CG
|
A:ASP123
|
3.2
|
17.1
|
1.0
|
OD2
|
A:ASP123
|
3.5
|
19.4
|
1.0
|
O
|
A:HOH476
|
3.7
|
28.6
|
1.0
|
OD2
|
A:ASP124
|
4.0
|
30.7
|
1.0
|
OD1
|
A:ASP124
|
4.2
|
26.5
|
1.0
|
CG
|
A:ASP124
|
4.2
|
23.5
|
1.0
|
OG1
|
A:THR122
|
4.5
|
15.1
|
1.0
|
CB
|
A:ASP123
|
4.6
|
15.4
|
1.0
|
N
|
A:ASP124
|
4.6
|
15.1
|
1.0
|
N
|
A:ASP123
|
4.7
|
13.4
|
1.0
|
CB
|
A:THR122
|
4.8
|
13.8
|
1.0
|
CA
|
A:ASP123
|
5.0
|
14.0
|
1.0
|
|
Magnesium binding site 4 out
of 5 in 4x7z
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Magnesium Binding Sites List in 4x7z
Magnesium binding site 4 out
of 5 in the Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg302
b:10.1
occ:1.00
|
OD2
|
B:ASP216
|
1.9
|
10.2
|
1.0
|
OD1
|
B:ASP217
|
2.0
|
10.5
|
1.0
|
OD1
|
B:ASP189
|
2.0
|
8.9
|
1.0
|
O10
|
B:ZM3304
|
2.1
|
11.2
|
1.0
|
O
|
B:HOH765
|
2.1
|
9.8
|
1.0
|
O9
|
B:ZM3304
|
2.3
|
12.2
|
1.0
|
C33
|
B:ZM3304
|
3.0
|
12.5
|
1.0
|
C35
|
B:ZM3304
|
3.0
|
11.9
|
1.0
|
CG
|
B:ASP189
|
3.0
|
9.2
|
1.0
|
CG
|
B:ASP216
|
3.0
|
9.5
|
1.0
|
CG
|
B:ASP217
|
3.1
|
10.1
|
1.0
|
OD2
|
B:ASP189
|
3.4
|
9.4
|
1.0
|
OD2
|
B:ASP217
|
3.6
|
10.1
|
1.0
|
CB
|
B:ASP216
|
3.7
|
9.3
|
1.0
|
C36
|
B:ZM3304
|
3.8
|
12.7
|
1.0
|
OD1
|
B:ASP191
|
3.9
|
14.2
|
1.0
|
OD1
|
B:ASP216
|
3.9
|
9.9
|
1.0
|
O
|
B:HOH508
|
4.1
|
10.6
|
1.0
|
CB
|
B:ASP189
|
4.3
|
8.9
|
1.0
|
C
|
B:ASP216
|
4.4
|
9.4
|
1.0
|
CB
|
B:ASP217
|
4.4
|
9.8
|
1.0
|
C31
|
B:ZM3304
|
4.4
|
14.3
|
1.0
|
NH2
|
B:ARG61
|
4.4
|
10.1
|
1.0
|
OE1
|
B:GLN246
|
4.5
|
13.6
|
1.0
|
O
|
B:ASP216
|
4.5
|
9.8
|
1.0
|
N
|
B:ASP217
|
4.5
|
9.5
|
1.0
|
C37
|
B:ZM3304
|
4.6
|
13.0
|
1.0
|
CA
|
B:ASP217
|
4.6
|
9.6
|
1.0
|
CA
|
B:ASP189
|
4.6
|
8.8
|
1.0
|
CG
|
B:ASP191
|
4.7
|
13.2
|
1.0
|
CA
|
B:ASP216
|
4.7
|
9.0
|
1.0
|
OD2
|
B:ASP191
|
4.8
|
14.6
|
1.0
|
O8
|
B:ZM3304
|
4.9
|
15.5
|
1.0
|
O11
|
B:ZM3304
|
4.9
|
13.9
|
1.0
|
O
|
B:ASP189
|
4.9
|
9.5
|
1.0
|
C
|
B:ASP189
|
5.0
|
9.3
|
1.0
|
C30
|
B:ZM3304
|
5.0
|
14.3
|
1.0
|
CB
|
B:SAH301
|
5.0
|
9.6
|
1.0
|
|
Magnesium binding site 5 out
of 5 in 4x7z
Go back to
Magnesium Binding Sites List in 4x7z
Magnesium binding site 5 out
of 5 in the Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate)
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Mycf Mycinamicin III 3'-O-Methyltransferase (E35Q, M56A, E139A Variant) in Complex with Mg, Sah and Mycinamicin III (Substrate) within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg303
b:29.9
occ:1.00
|
O
|
B:HOH410
|
2.1
|
31.6
|
1.0
|
O
|
B:HOH477
|
2.1
|
31.9
|
1.0
|
O
|
B:HOH433
|
2.6
|
18.1
|
1.0
|
OD1
|
B:ASP125
|
4.0
|
17.7
|
1.0
|
O
|
B:HOH509
|
4.1
|
15.4
|
1.0
|
O
|
B:HOH521
|
4.3
|
20.4
|
1.0
|
O
|
B:HOH445
|
4.5
|
24.7
|
1.0
|
OD1
|
B:ASP198
|
4.5
|
13.8
|
1.0
|
CA
|
B:GLY194
|
4.5
|
10.2
|
1.0
|
OD2
|
B:ASP198
|
4.7
|
14.3
|
1.0
|
O
|
B:HOH495
|
4.8
|
10.8
|
1.0
|
O
|
B:ASP124
|
4.9
|
25.2
|
1.0
|
CG
|
B:ASP125
|
5.0
|
17.5
|
1.0
|
|
Reference:
S.M.Bernard,
D.L.Akey,
A.Tripathi,
S.R.Park,
J.R.Konwerski,
Y.Anzai,
S.Li,
F.Kato,
D.H.Sherman,
J.L.Smith.
Structural Basis of Substrate Specificity and Regiochemistry in the Mycf/Tylf Family of Sugar O-Methyltransferases. Acs Chem.Biol. 2015.
ISSN: ESSN 1554-8937
PubMed: 25692963
DOI: 10.1021/CB5009348
Page generated: Tue Aug 20 15:22:48 2024
|