SMTL ID : 7dsx.1

Structure of a human NHE1-CHP1 complex under pH 7.5, bound by cariporide

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-mer

Ligands

6 x PGT: (1S)-2-{[{[(2R)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL STEARATE(Non-covalent)

PGT.1: 12 residues within 4Å: Chain B: E.20, W.24, I.25, L.81, M.301, W.302, V.305, L.309, F.313 Chain D: L.248 Ligands: PGT.2, PGT.5 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain D Hydrophobic interactions: B:L.81, B:V.305, B:F.313, B:F.313, D:L.248 PGT.2: 7 residues within 4Å: Chain B: I.21, V.76, F.80, Y.255, W.302 Ligands: PGT.1, PGT.4 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:I.21, B:V.76, B:F.80, B:Y.255, B:Y.255, B:W.302, B:W.302 PGT.4: 10 residues within 4Å: Chain B: F.80, L.248, F.251, Y.255 Chain D: T.17, I.21, I.25 Ligands: PGT.2, PGT.5, PGT.6 8 PLIP interactions: 5 interactions with chain B, 3 interactions with chain D Hydrophobic interactions: B:L.248, B:F.251, B:F.251, B:Y.255, B:Y.255, D:T.17, D:I.21, D:I.25 PGT.5: 10 residues within 4Å: Chain B: T.17, I.21, I.25 Chain D: F.80, L.248, F.251, Y.255 Ligands: PGT.1, PGT.4, PGT.7 8 PLIP interactions: 3 interactions with chain B, 5 interactions with chain D Hydrophobic interactions: B:T.17, B:I.21, B:I.25, D:L.248, D:F.251, D:F.251, D:Y.255, D:Y.255 PGT.6: 12 residues within 4Å: Chain B: L.248 Chain D: E.20, W.24, I.25, L.81, M.301, W.302, V.305, L.309, F.313 Ligands: PGT.4, PGT.7 5 PLIP interactions: 4 interactions with chain D, 1 interactions with chain B Hydrophobic interactions: D:L.81, D:V.305, D:F.313, D:F.313, B:L.248 PGT.7: 7 residues within 4Å: Chain D: I.21, V.76, F.80, Y.255, W.302 Ligands: PGT.5, PGT.6 7 PLIP interactions: 7 interactions with chain D Hydrophobic interactions: D:I.21, D:V.76, D:F.80, D:Y.255, D:Y.255, D:W.302, D:W.302

2 x HG0: N-[bis(azanyl)methylidene]-3-methylsulfonyl-4-propan-2-yl-benzamide(Non-covalent)

HG0.3: 12 residues within 4Å: Chain B: S.74, D.75, F.78, L.79, D.183, V.187, H.191, E.262, L.266, L.384 Chain D: D.11, H.14 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:F.78, B:L.384 Salt bridges: B:D.183, B:E.262 pi-Stacking: B:F.78 pi-Cation interactions: B:F.78 HG0.8: 12 residues within 4Å: Chain B: D.11, H.14 Chain D: S.74, D.75, F.78, L.79, D.183, V.187, H.191, E.262, L.266, L.384 6 PLIP interactions: 6 interactions with chain D Hydrophobic interactions: D:F.78, D:L.384 Salt bridges: D:D.183, D:E.262 pi-Stacking: D:F.78 pi-Cation interactions: D:F.78

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dong, Y. et al., Structure and mechanism of the human NHE1-CHP1 complex. Nat Commun (2021)

Release Date

2021-06-23

Peptides

Calcineurin B homologous protein 1: AC
Sodium/hydrogen exchanger 1: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

C
C

B
B

D
A

Membrane

We predict this structure to be a membrane protein.
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Calcineurin B homologous protein 1

Sodium/hydrogen exchanger 1

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