SMTL ID : 7ch0.1

The overall structure of the MlaFEDB complex in ATP-bound EQclose conformation (Mutation of E170Q on MlaF)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-2-6-mer

Ligands

2 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.1: 19 residues within 4Å: Chain B: R.18, S.43, G.44, I.45, G.46, K.47, T.48, T.49, Q.92, Q.170, H.203 Chain C: S.143, E.144, L.145, S.146, G.147, G.148, M.149, G.174 20 PLIP interactions: 17 interactions with chain B, 3 interactions with chain C Hydrogen bonds: B:R.18, B:G.44, B:G.44, B:I.45, B:G.46, B:K.47, B:T.48, B:T.48, B:T.48, B:T.49, B:T.49, B:Q.92, B:Q.170, C:S.146, C:G.148, C:G.174 Salt bridges: B:K.47, B:K.47, B:H.203 pi-Cation interactions: B:R.18 ATP.2: 19 residues within 4Å: Chain B: S.143, E.144, L.145, S.146, G.147, G.148, M.149, G.174 Chain C: R.18, S.43, G.44, I.45, G.46, K.47, T.48, T.49, Q.92, Q.170, H.203 20 PLIP interactions: 3 interactions with chain B, 17 interactions with chain C Hydrogen bonds: B:S.146, B:G.148, B:G.174, C:R.18, C:G.44, C:G.44, C:I.45, C:G.46, C:K.47, C:T.48, C:T.48, C:T.48, C:T.49, C:T.49, C:Q.92, C:Q.170 Salt bridges: C:K.47, C:K.47, C:H.203 pi-Cation interactions: C:R.18

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chi, X. et al., Structural mechanism of phospholipids translocation by MlaFEDB complex. Cell Res. (2020)

Release Date

2020-09-09

Peptides

Lipid asymmetry maintenance ABC transporter permease subunit MlaE: AD
Phospholipid ABC transporter ATP-binding protein MlaF: BC
Lipid asymmetry maintenance protein MlaB: EF
Outer membrane lipid asymmetry maintenance protein MlaD: GHIJKL

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

D
D

B
B

C
E

E
C

F
F

G
G

H
H

I
I

J
J

K
K

L
L

Membrane

We predict this structure to be a membrane protein.
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Lipid asymmetry maintenance ABC transporter permease subunit MlaE

Phospholipid ABC transporter ATP-binding protein MlaF

Lipid asymmetry maintenance protein MlaB

Outer membrane lipid asymmetry maintenance protein MlaD

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