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Magnesium in PDB 5l55: Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18

Enzymatic activity of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18

All present enzymatic activity of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18:
3.4.25.1;

Protein crystallography data

The structure of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18, PDB code: 5l55 was solved by M.Groll, E.M.Huber, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 15.00 / 2.90
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 134.570, 300.440, 144.050, 90.00, 112.83, 90.00
R / Rfree (%) 19.5 / 22.5

Other elements in 5l55:

The structure of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 also contains other interesting chemical elements:

Chlorine (Cl) 3 atoms

Magnesium Binding Sites:

Pages:

>>> Page 1 <<< Page 2, Binding sites: 11 - 11;

Binding sites:

The binding sites of Magnesium atom in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 (pdb code 5l55). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 11 binding sites of Magnesium where determined in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18, PDB code: 5l55:
Jump to Magnesium binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Magnesium binding site 1 out of 11 in 5l55

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Magnesium binding site 1 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
G:Mg301

b:55.4
occ:1.00
 O G:MET125 2.4 50.6 1.0
OG1 G:THR8 2.6 46.7 1.0
O G:ARG122 3.0 48.7 1.0
O G:ALA123 3.0 49.5 1.0
CG2 G:THR8 3.3 48.3 1.0
O G:TYR119 3.4 39.0 1.0
CB G:THR8 3.5 47.4 1.0
C G:ALA123 3.5 49.8 1.0
C G:MET125 3.5 52.9 1.0
CA G:ALA123 3.6 48.1 1.0
N G:THR8 3.7 52.2 1.0
O G:HOH407 3.9 51.8 1.0
C G:ARG122 4.0 49.1 1.0
CA G:ARG126 4.2 47.0 1.0
N G:ARG126 4.2 49.9 1.0
CA G:THR8 4.2 48.5 1.0
N G:ALA123 4.3 48.4 1.0
N G:MET125 4.3 53.7 1.0
N G:TYR124 4.5 51.4 1.0
CA G:MET125 4.5 55.5 1.0
C G:TYR119 4.6 40.2 1.0
CD G:PRO127 4.7 46.3 1.0
C G:ILE7 4.8 53.4 1.0
CB G:ALA123 4.8 47.9 1.0
CA G:ILE7 4.9 53.3 1.0
C G:TYR124 4.9 51.5 1.0
C G:ARG126 5.0 46.8 1.0

Magnesium binding site 2 out of 11 in 5l55

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Magnesium binding site 2 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
I:Mg301

b:74.3
occ:1.00
 O I:ASP177 2.5 52.3 1.0
O I:SER180 2.9 49.9 1.0
O I:ALA174 3.1 55.6 1.0
OXT I:ASP204 3.3 73.0 1.0
C I:ASP177 3.6 51.0 1.0
O I:ALA178 4.0 50.4 1.0
C I:SER180 4.1 51.6 1.0
CA I:ALA178 4.1 48.7 1.0
C I:ALA174 4.2 55.9 1.0
C I:ASP204 4.2 71.7 1.0
O I:ASP204 4.2 76.6 1.0
C I:ALA178 4.2 49.0 1.0
NH1 Y:ARG19 4.3 69.6 1.0
N I:ALA178 4.3 49.5 1.0
CA I:ASP175 4.4 56.9 1.0
NH2 Y:ARG19 4.4 72.0 1.0
C I:ASP175 4.6 53.1 1.0
O I:ASP175 4.6 53.9 1.0
N I:ASP177 4.6 48.8 1.0
N I:ASP175 4.7 56.8 1.0
N I:SER180 4.7 49.1 1.0
CA I:ASP177 4.7 50.7 1.0
CZ Y:ARG19 4.8 68.0 1.0
CG2 Y:VAL26 4.9 56.3 1.0
CA I:GLY181 5.0 53.4 1.0
N I:GLY181 5.0 52.0 1.0
CA I:SER180 5.0 50.0 1.0

Magnesium binding site 3 out of 11 in 5l55

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Magnesium binding site 3 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
I:Mg302

b:47.3
occ:1.00
 O Y:ASP168 2.1 47.3 1.0
O I:ASP204 2.3 76.6 1.0
O Y:SER171 2.6 49.5 1.0
O Y:ALA165 2.7 44.2 1.0
C I:ASP204 3.1 71.7 1.0
C Y:ASP168 3.2 47.4 1.0
CA Y:ALA169 3.4 49.0 1.0
O Y:ALA169 3.6 51.9 1.0
C Y:ALA169 3.6 49.9 1.0
CA I:ASP204 3.7 68.5 1.0
N Y:ALA169 3.7 48.6 1.0
NH1 Y:ARG19 3.7 69.6 1.0
C Y:SER171 3.8 48.2 1.0
C Y:ALA165 3.8 48.3 1.0
O Y:HIS166 4.0 44.0 1.0
CB I:ASP204 4.0 68.5 1.0
OXT I:ASP204 4.1 73.0 1.0
N Y:SER171 4.1 42.8 1.0
CZ Y:ARG19 4.4 68.0 1.0
N Y:TYR170 4.4 49.4 1.0
CA Y:ASP168 4.4 48.3 1.0
C Y:HIS166 4.5 49.6 1.0
CA Y:SER171 4.5 43.8 1.0
N Y:ASP168 4.6 49.0 1.0
CA Y:ALA165 4.6 51.0 1.0
NH2 Y:ARG19 4.7 72.0 1.0
N Y:HIS166 4.8 50.5 1.0
CB Y:ALA169 4.8 48.0 1.0
O Y:ALA164 4.8 49.7 1.0
N Y:GLY172 4.8 50.9 1.0
CA Y:HIS166 4.9 49.6 1.0
C Y:ARG167 4.9 48.6 1.0
CA Y:GLY172 5.0 52.8 1.0

Magnesium binding site 4 out of 11 in 5l55

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Magnesium binding site 4 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 4 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
J:Mg201

b:28.4
occ:1.00
 OE1 J:GLN118 3.4 44.4 1.0
O J:THR124 3.8 45.1 1.0
CB J:ASP120 3.9 39.4 1.0
CD J:GLN118 4.1 41.2 1.0
CG J:ASP120 4.2 43.7 1.0
N J:ASP120 4.2 36.6 1.0
OD2 J:ASP120 4.2 52.1 1.0
CG J:GLN118 4.2 39.7 1.0
CE1 J:HIS133 4.3 39.7 1.0
CB J:THR124 4.4 40.8 1.0
O J:GLN118 4.4 37.3 1.0
CG2 J:THR124 4.5 41.1 1.0
CA J:ASP120 4.7 36.3 1.0
CG1 I:VAL35 4.7 49.8 1.0
C J:THR124 4.8 41.4 1.0
C J:ILE119 4.8 35.3 1.0
OD1 J:ASP120 4.9 50.6 1.0
C J:GLN118 4.9 36.2 1.0
O J:HOH308 4.9 32.4 1.0
CD2 I:LEU28 5.0 49.2 1.0

Magnesium binding site 5 out of 11 in 5l55

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Magnesium binding site 5 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 5 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
K:Mg302

b:42.5
occ:1.00
 O K:ASP168 2.2 50.7 1.0
O W:ASP204 2.2 62.7 1.0
O K:ALA165 2.5 46.1 1.0
O K:SER171 2.8 48.4 1.0
C W:ASP204 3.1 59.8 1.0
C K:ASP168 3.2 48.7 1.0
CA K:ALA169 3.5 49.5 1.0
CA W:ASP204 3.6 57.5 1.0
C K:ALA165 3.7 47.8 1.0
O K:HIS166 3.7 49.7 1.0
O K:ALA169 3.7 53.4 1.0
N K:ALA169 3.8 48.8 1.0
C K:ALA169 3.8 51.2 1.0
NH1 K:ARG19 3.9 63.6 1.0
C K:SER171 4.0 48.5 1.0
OXT W:ASP204 4.0 60.6 1.0
CB W:ASP204 4.0 57.3 1.0
C K:HIS166 4.2 49.0 1.0
N K:SER171 4.3 46.0 1.0
CA K:ASP168 4.4 47.6 1.0
N K:ASP168 4.4 49.5 1.0
CA K:ALA165 4.5 51.5 1.0
CZ K:ARG19 4.6 64.3 1.0
N K:HIS166 4.6 46.1 1.0
N K:TYR170 4.6 49.0 1.0
CA K:HIS166 4.6 47.9 1.0
O K:ALA164 4.7 51.5 1.0
CA K:SER171 4.7 45.8 1.0
C K:ARG167 4.7 49.2 1.0
NH2 K:ARG19 4.8 72.8 1.0
CB K:ALA169 4.9 48.2 1.0
O K:ARG167 4.9 46.6 1.0
N K:GLY172 5.0 50.5 1.0
N W:ASP204 5.0 56.3 1.0
N K:ARG167 5.0 47.5 1.0

Magnesium binding site 6 out of 11 in 5l55

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Magnesium binding site 6 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 6 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
K:Mg303

b:47.4
occ:1.00
 O28 K:6NV301 3.6 30.0 1.0
OG1 K:THR21 3.9 59.2 1.0
C27 K:6NV301 4.1 25.2 1.0
CG K:TYR170 4.4 46.6 1.0
C3 K:6NV301 4.5 40.4 1.0
CD1 K:TYR170 4.6 46.7 1.0
CD2 K:TYR170 4.7 45.7 1.0
O3S J:MES202 4.7 45.2 0.9
O2S J:MES202 4.7 57.3 0.9
CB K:TYR170 4.7 46.1 1.0
C4 K:6NV301 4.7 43.2 1.0
C5 K:6NV301 4.9 44.4 1.0
CE1 K:TYR170 5.0 45.6 1.0

Magnesium binding site 7 out of 11 in 5l55

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Magnesium binding site 7 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 7 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
L:Mg301

b:79.4
occ:1.00
 OXT L:ASP222 2.1 80.5 1.0
O V:ASP166 2.2 58.6 1.0
O V:ILE163 2.3 62.6 1.0
C L:ASP222 3.0 75.9 1.0
C V:ASP166 3.1 57.9 1.0
O V:TRP164 3.2 60.2 1.0
O V:SER169 3.2 52.7 1.0
C V:ILE163 3.4 64.3 1.0
C V:TRP164 3.5 60.3 1.0
CA L:ASP222 3.7 70.2 1.0
N V:ASP166 3.7 55.7 1.0
N V:LEU167 3.8 57.8 1.0
O L:ASP222 3.9 82.9 1.0
CA V:LEU167 3.9 58.6 1.0
O V:GLY162 3.9 59.6 1.0
CA V:TRP164 4.0 61.9 1.0
CA V:ASP166 4.0 55.8 1.0
N V:TRP164 4.1 63.0 1.0
N V:ASN165 4.1 58.8 1.0
C V:ASN165 4.2 56.3 1.0
C V:SER169 4.4 53.5 1.0
CA V:ILE163 4.5 65.1 1.0
CB L:ASP222 4.5 67.0 1.0
CD2 V:LEU167 4.5 59.0 1.0
O L:ARG221 4.5 69.6 1.0
C V:LEU167 4.6 57.8 1.0
NH1 V:ARG19 4.6 68.0 1.0
CA V:ASN165 4.6 58.5 1.0
CD1 L:ILE35 4.8 57.8 1.0
O V:ASN165 4.8 55.3 1.0
N L:ASP222 4.9 69.0 1.0
O V:LEU167 4.9 64.1 1.0
C V:GLY162 4.9 62.8 1.0

Magnesium binding site 8 out of 11 in 5l55

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Magnesium binding site 8 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 8 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
N:Mg201

b:48.3
occ:1.00
 O N:ILE163 2.7 47.0 1.0
O N:SER169 2.7 49.1 1.0
O N:ASP166 3.1 51.4 1.0
NH1 N:ARG19 3.6 54.0 1.0
CD1 a:LEU34 3.7 56.3 1.0
C N:ILE163 3.8 51.4 1.0
C N:SER169 3.9 50.0 1.0
CG2 N:ILE163 4.0 53.6 1.0
CZ N:ARG19 4.2 51.4 1.0
C N:ASP166 4.2 49.9 1.0
CA N:GLY167 4.3 49.6 1.0
NH2 N:ARG19 4.4 51.1 1.0
CA N:GLY170 4.4 53.1 1.0
O N:GLY167 4.5 49.5 1.0
CA N:ILE163 4.6 52.5 1.0
N N:GLY170 4.6 51.4 1.0
C N:GLY167 4.7 49.4 1.0
N N:GLY167 4.7 48.0 1.0
N N:LYS164 4.8 53.1 1.0
O N:LYS164 4.8 58.9 1.0
CB N:ILE163 4.9 52.8 1.0
CG a:LEU34 4.9 59.2 1.0
N N:SER169 5.0 47.2 1.0
C N:LYS164 5.0 56.3 1.0
CA N:SER169 5.0 47.0 1.0
CA N:LYS164 5.0 55.6 1.0

Magnesium binding site 9 out of 11 in 5l55

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Magnesium binding site 9 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 9 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
X:Mg201

b:24.2
occ:1.00
 OE1 X:GLN118 3.5 49.1 1.0
O X:THR124 3.8 48.2 1.0
CB X:ASP120 3.8 41.3 1.0
CG X:ASP120 4.0 44.2 1.0
OD2 X:ASP120 4.1 46.7 1.0
N X:ASP120 4.1 38.3 1.0
CD X:GLN118 4.3 44.6 1.0
CB X:THR124 4.3 43.6 1.0
CE1 X:HIS133 4.4 43.8 1.0
CG X:GLN118 4.4 43.5 1.0
CG2 X:THR124 4.4 42.9 1.0
O X:GLN118 4.5 44.4 1.0
CA X:ASP120 4.6 39.0 1.0
OD1 X:ASP120 4.7 46.8 1.0
CG1 W:VAL35 4.7 47.9 1.0
C X:THR124 4.8 46.0 1.0
C X:ILE119 4.8 37.8 1.0
C X:GLN118 5.0 40.4 1.0

Magnesium binding site 10 out of 11 in 5l55

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Magnesium binding site 10 out of 11 in the Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 10 of Yeast 20S Proteasome in Complex with Epoxyketone Inhibitor 18 within 5.0Å range:
probe atom residue distance (Å) B Occ
Y:Mg302

b:45.7
occ:1.00
 O28 Y:6NV301 3.0 30.4 1.0
C27 Y:6NV301 3.6 26.4 1.0
OG1 Y:THR21 3.6 52.7 1.0
C3 Y:6NV301 4.0 43.1 1.0
O3S Y:MES303 4.3 50.9 0.9
C4 Y:6NV301 4.4 45.4 1.0
C5 Y:6NV301 4.5 47.9 1.0
CG Y:TYR170 4.6 48.9 1.0
O2S Y:MES303 4.6 61.8 0.9
CB Y:TYR170 4.7 47.4 1.0
CD1 Y:TYR170 4.8 48.7 1.0
CB Y:THR21 4.9 52.4 1.0
CD2 Y:TYR170 4.9 49.0 1.0
S Y:MES303 4.9 50.8 0.9

Reference:

E.M.Huber, W.Heinemeyer, G.De Bruin, H.S.Overkleeft, M.Groll. A Humanized Yeast Proteasome Identifies Unique Binding Modes of Inhibitors For the Immunosubunit Beta 5I. Embo J. V. 35 2602 2016.
ISSN: ESSN 1460-2075
PubMed: 27789522
DOI: 10.15252/EMBJ.201695222
Page generated: Sun Sep 29 19:20:16 2024

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