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Potassium in PDB 3unh: Mouse 20S Immunoproteasome

Enzymatic activity of Mouse 20S Immunoproteasome

All present enzymatic activity of Mouse 20S Immunoproteasome:
3.4.25.1;

Protein crystallography data

The structure of Mouse 20S Immunoproteasome, PDB code: 3unh was solved by E.Huber, M.Basler, R.Schwab, W.Heinemeyer, C.Kirk, M.Groettrup, M.Groll, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 15.00 / 3.20
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 118.280, 205.220, 161.940, 90.00, 105.70, 90.00
R / Rfree (%) 23.9 / 25.4

Other elements in 3unh:

The structure of Mouse 20S Immunoproteasome also contains other interesting chemical elements:

Iodine (I) 14 atoms
Chlorine (Cl) 23 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Mouse 20S Immunoproteasome (pdb code 3unh). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 10 binding sites of Potassium where determined in the Mouse 20S Immunoproteasome, PDB code: 3unh:
Jump to Potassium binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Potassium binding site 1 out of 10 in 3unh

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Potassium binding site 1 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K249

b:36.0
occ:1.00
O C:HOH258 2.8 39.3 1.0
O C:GLU98 2.8 76.7 1.0
NE C:ARG94 3.8 67.7 1.0
C C:GLU98 4.1 78.0 1.0
CG C:ARG94 4.3 67.7 1.0
NH2 C:ARG94 4.4 67.0 1.0
CZ C:ARG94 4.5 66.8 1.0
CD C:ARG94 4.5 68.2 1.0
CG C:PRO100 4.5 75.0 1.0
CD C:PRO100 4.6 75.8 1.0
NZ J:LYS62 4.6 54.5 1.0
N C:PRO100 4.7 75.8 1.0
C C:ASP99 4.8 76.6 1.0
CG C:GLU98 4.9 82.8 1.0
CA C:GLU98 4.9 79.8 1.0
N C:ASP99 5.0 78.2 1.0

Potassium binding site 2 out of 10 in 3unh

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Potassium binding site 2 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
D:K234

b:42.3
occ:1.00
CG1 D:VAL16 3.9 66.8 1.0
CD2 E:LEU74 4.0 65.0 1.0
N D:LEU13 4.0 71.6 1.0
CB D:VAL16 4.2 66.9 1.0
CB D:ARG12 4.2 75.3 1.0
OE1 D:GLU17 4.2 81.7 1.0
CA D:ARG12 4.4 75.4 1.0
CB D:SER151 4.5 65.0 1.0
O D:HOH444 4.5 12.5 1.0
CG2 D:VAL16 4.7 66.7 1.0
C D:ARG12 4.7 72.9 1.0
O D:LEU13 4.8 70.0 1.0
CB D:LEU13 4.8 68.6 1.0
CA D:LEU13 4.9 70.8 1.0
CD D:GLU17 4.9 80.2 1.0

Potassium binding site 3 out of 10 in 3unh

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Potassium binding site 3 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
E:K262

b:46.1
occ:1.00
O E:HOH271 2.9 62.2 1.0
NE2 E:GLN13 3.4 0.9 1.0
OD1 E:ASN1 3.7 0.3 1.0
OE1 E:GLN13 4.0 0.6 1.0
CD1 E:TYR3 4.1 0.8 1.0
CD E:GLN13 4.1 0.4 1.0
OG E:SER11 4.2 92.4 1.0
CE1 E:TYR3 4.4 0.3 1.0
NE2 E:HIS17 4.6 90.7 1.0
CD E:PRO12 4.7 91.7 1.0
CG E:ASN1 4.7 0.2 1.0
ND2 E:ASN1 4.9 0.5 1.0

Potassium binding site 4 out of 10 in 3unh

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Potassium binding site 4 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
F:K255

b:48.4
occ:1.00
O F:HOH295 2.7 45.2 1.0
O F:LYS221 4.1 0.7 1.0
C F:LYS221 4.1 0.2 1.0
CE1 F:TYR140 4.2 0.1 1.0
N F:GLY222 4.4 0.4 1.0
CA F:LYS221 4.6 0.7 1.0
N F:ALA142 4.6 0.1 1.0
CD1 F:TYR140 4.6 0.7 1.0
CA F:GLY222 4.7 95.7 1.0
CG F:GLU218 4.8 0.1 1.0
CB F:ALA142 4.8 0.4 1.0
CA F:GLU218 4.9 0.3 1.0

Potassium binding site 5 out of 10 in 3unh

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Potassium binding site 5 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
H:K236

b:30.5
occ:1.00
OG1 H:THR86 3.6 63.7 1.0
N H:ALA59 3.8 71.9 1.0
O H:THR55 3.8 65.3 1.0
CG2 H:ILE82 3.9 65.1 1.0
CB H:THR86 4.0 63.1 1.0
CE H:LYS62 4.0 79.9 1.0
CB H:MET58 4.0 72.0 1.0
CG2 H:THR86 4.1 62.4 1.0
CA H:ALA59 4.1 71.6 1.0
CB H:ALA59 4.2 70.8 1.0
NZ H:LYS62 4.3 82.0 1.0
C H:MET58 4.3 72.5 1.0
CG2 H:THR55 4.5 62.7 1.0
CD2 H:LEU83 4.5 61.4 1.0
O H:ILE82 4.7 63.1 1.0
CA H:LEU83 4.7 61.6 1.0
CA H:MET58 4.8 72.2 1.0
C H:THR55 4.8 64.5 1.0
C H:ILE82 4.9 63.2 1.0
O H:MET58 4.9 73.5 1.0
N H:LEU83 4.9 62.5 1.0

Potassium binding site 6 out of 10 in 3unh

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Potassium binding site 6 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 6 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
K:K206

b:43.9
occ:1.00
OD1 K:ASN38 2.1 74.3 1.0
CG K:ASN38 3.2 71.7 1.0
ND2 K:ASN38 3.6 68.3 1.0
CB K:TYR67 3.6 89.3 1.0
O K:CYS63 3.7 72.0 1.0
CG K:TYR67 4.1 91.6 1.0
CA K:ARG64 4.1 76.8 1.0
C K:CYS63 4.2 71.0 1.0
CZ K:ARG73 4.3 85.1 1.0
N K:ARG64 4.3 73.2 1.0
NH1 K:ARG73 4.3 87.5 1.0
CD2 K:TYR67 4.3 92.5 1.0
NH2 K:ARG73 4.4 83.2 1.0
CG K:ARG64 4.4 81.9 1.0
CB K:ASN38 4.5 71.0 1.0
CD1 K:TYR67 4.8 93.4 1.0
NE K:ARG73 4.8 86.6 1.0
CG K:ARG73 4.8 89.7 1.0
CB K:ARG64 4.8 78.7 1.0
CB K:CYS63 5.0 64.7 1.0

Potassium binding site 7 out of 10 in 3unh

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Potassium binding site 7 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 7 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
S:K261

b:42.2
occ:1.00
O S:HOH269 2.7 32.6 1.0
O S:HOH348 2.8 52.3 1.0
NE2 S:GLN13 2.8 96.6 1.0
CD S:GLN13 3.8 99.8 1.0
OE1 S:GLN13 4.0 0.1 1.0
OG S:SER11 4.2 86.6 1.0
CD S:PRO12 4.4 88.3 1.0
CD1 S:TYR3 4.4 0.9 1.0
CE1 S:TYR3 4.4 0.9 1.0
CG S:PRO12 4.5 88.5 1.0
OD1 S:ASN1 4.6 0.3 1.0
CB S:PRO12 4.9 88.2 1.0

Potassium binding site 8 out of 10 in 3unh

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Potassium binding site 8 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 8 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
T:K255

b:40.1
occ:1.00
O T:HOH257 2.8 38.4 1.0
O T:LYS221 4.1 83.6 1.0
C T:LYS221 4.1 83.6 1.0
CE1 T:TYR140 4.2 90.6 1.0
N T:GLY222 4.4 82.1 1.0
CD1 T:TYR140 4.5 88.1 1.0
N T:ALA142 4.6 95.1 1.0
CA T:LYS221 4.6 85.8 1.0
CA T:GLY222 4.7 78.4 1.0
CG T:GLU218 4.7 88.5 1.0
CB T:ALA142 4.8 97.8 1.0
CA T:GLU218 4.9 86.1 1.0
C T:SER141 4.9 92.9 1.0

Potassium binding site 9 out of 10 in 3unh

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Potassium binding site 9 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 9 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
Y:K206

b:29.4
occ:1.00
O Y:HOH406 2.9 44.7 1.0
O Y:ARG30 3.1 72.6 1.0
ND2 Y:ASN175 3.8 61.0 1.0
C Y:ARG30 4.1 71.8 1.0
OD1 Y:ASN175 4.1 61.7 1.0
O Y:MET31 4.2 65.3 1.0
CG Y:ASN175 4.4 60.9 1.0
C Y:MET31 4.4 68.9 1.0
CG Y:ARG30 4.5 80.8 1.0
CA Y:ASN32 4.6 69.1 1.0
N Y:ASN32 4.6 69.3 1.0
CG2 Y:VAL173 4.6 60.2 1.0
CB Y:ASN32 4.6 70.6 1.0
OD1 Y:ASN32 4.7 71.7 1.0
CA Y:ARG30 4.7 71.6 1.0
OG Y:SER189 4.9 67.3 1.0
CG Y:ASN32 4.9 71.7 1.0
CB Y:SER18 4.9 57.3 1.0
N Y:MET31 5.0 70.7 1.0

Potassium binding site 10 out of 10 in 3unh

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Potassium binding site 10 out of 10 in the Mouse 20S Immunoproteasome


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 10 of Mouse 20S Immunoproteasome within 5.0Å range:
probe atom residue distance (Å) B Occ
b:K202

b:30.7
occ:1.00
O a:HOH224 2.6 28.7 1.0
NH1 a:ARG35 4.1 72.5 1.0
CG1 b:ILE126 4.3 57.9 1.0
O b:PHE124 4.3 59.5 1.0
CE1 b:PHE124 4.4 62.6 1.0
NH1 N:ARG165 4.4 64.0 1.0
OE1 b:GLN122 4.5 59.4 1.0
CE2 b:TYR135 4.5 61.6 1.0
CZ b:PHE124 4.6 64.1 1.0
CD1 b:ILE126 4.7 58.7 1.0
N b:ILE126 4.8 57.1 1.0
CD2 b:TYR135 4.8 61.6 1.0
CD1 b:PHE124 4.9 61.5 1.0
NH2 N:ARG165 4.9 65.9 1.0
CA b:THR125 4.9 57.7 1.0
CG2 b:VAL138 4.9 63.8 1.0

Reference:

E.M.Huber, M.Basler, R.Schwab, W.Heinemeyer, C.J.Kirk, M.Groettrup, M.Groll. Immuno- and Constitutive Proteasome Crystal Structures Reveal Differences in Substrate and Inhibitor Specificity. Cell(Cambridge,Mass.) V. 148 727 2012.
ISSN: ISSN 0092-8674
PubMed: 22341445
DOI: 10.1016/J.CELL.2011.12.030
Page generated: Mon Aug 12 09:43:06 2024

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