SMTL ID : 8d6w.1

Structure of the Mycobacterium tuberculosis 20S proteasome bound to the C-terminal GQYL motif of the ADP-bound Mpa ATPase

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-14-14-mer

Ligands

7 x GLY- GLN- TYR- LEU: Proteasome-associated ATPase(Non-covalent)

GLY-GLN-TYR-LEU.1: 13 residues within 4Å: Chain C: D.144, G.145, S.146, I.147 Chain D: G.23, R.26, A.27, L.50, K.52, G.66, K.67, F.68, E.119 6 PLIP interactions: 4 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:R.26, D:E.119 Hydrogen bonds: D:E.119, C:D.144, C:I.147 Salt bridges: D:K.52 GLY-GLN-TYR-LEU.2: 15 residues within 4Å: Chain D: D.144, S.146, I.147 Chain E: G.23, R.26, A.27, K.28, N.45, P.46, L.50, G.66, K.67, F.68, F.71, E.119 12 PLIP interactions: 11 interactions with chain E, 1 interactions with chain D Hydrophobic interactions: E:A.27, E:K.28, E:K.67, E:E.119 Hydrogen bonds: E:K.28, E:G.66, E:K.67, E:K.67, E:F.68, E:E.119, D:I.147 Salt bridges: E:K.52 GLY-GLN-TYR-LEU.3: 16 residues within 4Å: Chain E: D.144, G.145, S.146, I.147 Chain F: G.23, R.26, A.27, K.28, E.44, N.45, P.46, L.50, G.66, K.67, F.68, E.119 15 PLIP interactions: 12 interactions with chain F, 3 interactions with chain E Hydrophobic interactions: F:R.26, F:A.27, F:K.28, F:P.46, F:K.67, F:F.68 Hydrogen bonds: F:R.26, F:K.28, F:K.67, F:F.68, F:E.119, F:E.119, E:D.144, E:S.146, E:I.147 GLY-GLN-TYR-LEU.4: 14 residues within 4Å: Chain F: D.144, S.146, I.147 Chain G: G.23, R.26, A.27, K.28, P.46, S.47, K.52, G.66, K.67, F.68, E.119 8 PLIP interactions: 7 interactions with chain G, 1 interactions with chain F Hydrophobic interactions: G:R.26, G:K.28 Hydrogen bonds: G:R.26, G:K.28, G:F.68, G:E.119, G:E.119, F:I.147 GLY-GLN-TYR-LEU.5: 16 residues within 4Å: Chain G: D.144, S.146, I.147 Chain H: G.23, R.26, A.27, K.28, N.45, P.46, L.50, K.52, G.66, K.67, F.68, F.71, E.119 10 PLIP interactions: 8 interactions with chain H, 2 interactions with chain G Hydrophobic interactions: H:A.27, H:P.46, H:F.68 Hydrogen bonds: H:R.26, H:K.28, H:K.52, H:E.119, G:D.144, G:I.147 Salt bridges: H:K.52 GLY-GLN-TYR-LEU.6: 13 residues within 4Å: Chain B: G.23, R.26, A.27, K.28, N.45, L.50, G.66, K.67, F.68, E.119 Chain H: D.144, S.146, I.147 12 PLIP interactions: 9 interactions with chain B, 3 interactions with chain H Hydrophobic interactions: B:A.27, B:L.50, B:K.67, B:F.68 Hydrogen bonds: B:K.28, B:K.67, B:K.67, B:F.68, B:E.119, H:D.144, H:S.146, H:I.147 GLY-GLN-TYR-LEU.7: 12 residues within 4Å: Chain B: D.144, S.146, I.147 Chain C: R.26, A.27, K.28, L.50, K.52, G.66, K.67, F.68, E.119 8 PLIP interactions: 7 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:R.26, C:K.28, C:K.67, C:K.67 Hydrogen bonds: C:R.26, C:K.28, C:F.68, B:D.144

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xiao, X. et al., The beta-Grasp Domain of Proteasomal ATPase Mpa Makes Critical Contacts with the Mycobacterium tuberculosis 20S Core Particle to Facilitate Degradation. Msphere (2022)

Release Date

2022-08-03

Peptides

Proteasome subunit alpha: ABCDEFGHIJKLM1
Proteasome subunit beta: NOPQRSTUVWXYZ0

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

C
D

D
E

E
F

F
G

G
H

H
I

I
J

J
K

K
L

L
M

M
N

1
O

N
P

O
Q

P
R

Q
S

R
T

S
U

T
V

U
W

V
X

W
Y

X
Z

Y
a

Z
b

0
c

Proteasome subunit alpha

Proteasome subunit beta

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