SMTL ID : 6vqt.1

Structure of a bacterial Atm1-family ABC exporter with MgADPVO4 bound

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

2 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 14 residues within 4Å: Chain A: Y.370, R.374, S.396, G.397, A.398, G.399, K.400, S.401, T.402, R.405 Chain B: K.497, S.499 Ligands: VO4.2, MG.3 15 PLIP interactions: 13 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:R.374, A:R.374, A:G.397, A:A.398, A:G.399, A:S.401, A:S.401, A:S.401, A:T.402, A:R.405, B:S.499, B:G.500 Salt bridges: A:K.400 pi-Stacking: A:Y.370, A:Y.370 ADP.5: 14 residues within 4Å: Chain A: K.497, S.499 Chain B: Y.370, R.374, S.396, G.397, A.398, G.399, K.400, S.401, T.402, R.405 Ligands: VO4.4, MG.6 16 PLIP interactions: 14 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.374, B:R.374, B:A.398, B:G.399, B:K.400, B:S.401, B:S.401, B:S.401, B:T.402, B:T.402, B:R.405, A:K.497, A:S.499 Salt bridges: B:K.400 pi-Stacking: B:Y.370, B:Y.370

2 x VO4: VANADATE ION(Non-covalent)

VO4.2: 11 residues within 4Å: Chain A: K.400, S.401, Q.442, E.523, H.554 Chain B: S.499, G.500, G.501, A.527 Ligands: ADP.1, MG.3 6 PLIP interactions: 2 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:K.400, A:S.401, B:G.500, B:G.501, B:A.527, B:A.527 VO4.4: 11 residues within 4Å: Chain A: S.499, G.500, A.527 Chain B: S.396, G.397, K.400, Q.442, E.523, H.554 Ligands: ADP.5, MG.6 8 PLIP interactions: 6 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:S.396, B:G.397, B:K.400, B:S.401, B:Q.442, B:H.554, A:S.499, A:G.500

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 4 residues within 4Å: Chain A: S.401, Q.442 Ligands: ADP.1, VO4.2 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.401 MG.6: 6 residues within 4Å: Chain A: S.499 Chain B: S.401, Q.442, E.523 Ligands: VO4.4, ADP.5 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.401

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fan, C. et al., A structural framework for unidirectional transport by a bacterial ABC exporter. Proc.Natl.Acad.Sci.USA (2020)

Release Date

2020-07-29

Peptides

ATM1-type heavy metal exporter: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

We predict this structure to be a membrane protein.
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ATM1-type heavy metal exporter

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