SMTL ID : 7oji.1

ABCG2 topotecan turnover-2 state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

1 x TTC: (S)-10-[(DIMETHYLAMINO)METHYL]-4-ETHYL-4,9-DIHYDROXY-1H-PYRANO[3',4':6,7]INOLIZINO[1,2-B]-QUINOLINE-3,14(4H,12H)-DIONE(Non-covalent)

TTC.1: 17 residues within 4Å: Chain A: T.445, N.446, F.449, T.548, L.549, T.552, I.553, V.556, M.559 Chain B: Q.408, T.445, F.449, V.452, T.548, T.552, V.556, M.559 9 PLIP interactions: 4 interactions with chain A, 5 interactions with chain B Hydrophobic interactions: A:T.552, B:F.449, B:F.449, B:V.556 Hydrogen bonds: A:T.445, A:T.552 pi-Stacking: A:F.449, B:F.449, B:F.449

4 x CLR: CHOLESTEROL(Non-covalent)

CLR.2: 6 residues within 4Å: Chain A: F.192, P.402, A.407, I.410 Chain B: L.549, L.550 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:F.192, A:A.407, A:I.410, A:I.410, B:L.549, B:L.550 CLR.4: 7 residues within 4Å: Chain A: Y.580, F.581, Y.586, W.634, K.638, A.642, F.650 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.581, A:K.638, A:A.642, A:F.650, A:F.650 CLR.6: 9 residues within 4Å: Chain B: Y.580, Y.586, W.634, K.638, A.642, C.645, I.649, F.650, I.653 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:K.638, B:K.638, B:A.642, B:I.649, B:F.650, B:I.653 CLR.7: 7 residues within 4Å: Chain A: I.553 Chain B: F.192, P.402, A.407, I.410, V.411, V.414 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:F.192, B:P.402, B:V.414, A:I.553

2 x PLC: DIUNDECYL PHOSPHATIDYL CHOLINE(Non-covalent)

PLC.3: 4 residues within 4Å: Chain A: C.554, F.557, L.578, K.657 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.557, A:L.578 Salt bridges: A:K.657 PLC.8: 6 residues within 4Å: Chain B: I.537, C.554, F.557, F.561, L.578, K.657 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:F.557, B:F.561, B:L.578 Salt bridges: B:K.657, B:K.657

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

ATP.5: 12 residues within 4Å: Chain A: V.56, K.71, I.73, G.93, G.94, G.95, K.96, S.97, S.98, Q.136, E.221 Chain B: R.194 15 PLIP interactions: 11 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:K.71, A:G.93, A:G.95, A:K.96, A:S.97, A:S.98, A:Q.136, A:Q.136, A:E.221, B:R.194, B:R.194 Salt bridges: A:K.96, A:K.96 pi-Cation interactions: B:R.194, B:R.194 ATP.9: 11 residues within 4Å: Chain A: R.194 Chain B: K.71, I.73, G.93, G.95, K.96, S.97, S.98, Q.136, E.221, H.253 14 PLIP interactions: 12 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:K.71, B:G.93, B:G.95, B:K.96, B:S.97, B:S.97, B:S.97, B:S.98, B:Q.136, B:E.221, A:R.194 Salt bridges: B:K.96, B:K.96 pi-Cation interactions: A:R.194

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yu, Q. et al., Structures of ABCG2 under turnover conditions reveal a key step in the drug transport mechanism. Nat Commun (2021)

Release Date

2021-07-21

Peptides

Broad substrate specificity ATP-binding cassette transporter ABCG2: 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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Broad substrate specificity ATP-binding cassette transporter ABCG2

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