SMTL ID : 7s1y.1

Cryo-EM structure of human NKCC1 K289NA492E bound with bumetanide

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

2 x K: POTASSIUM ION(Non-covalent)

K.1: 6 residues within 4Å: Chain A: I.302, Y.386, P.499, A.500, T.502 Ligands: 82U.3 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:Y.386, A:P.499, A:A.500 K.4: 6 residues within 4Å: Chain B: I.302, Y.386, P.499, A.500, T.502 Ligands: 82U.6 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:Y.386, B:P.499, B:A.500

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.2: 3 residues within 4Å: Chain A: F.375, F.685, Y.689 Ligand excluded by PLIP CL.5: 3 residues within 4Å: Chain B: F.375, F.685, Y.689 Ligand excluded by PLIP

2 x 82U: 3-(butylamino)-4-phenoxy-5-sulfamoylbenzoic acid(Covalent)

82U.3: 15 residues within 4Å: Chain A: G.304, V.305, M.306, R.310, A.382, M.385, Y.386, E.392, I.496, P.499, A.500, A.501, I.681, F.685 Ligands: K.1 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:V.305, A:M.306, A:A.382, A:Y.386, A:P.499, A:A.500, A:I.681, A:F.685 Hydrogen bonds: A:V.305, A:Y.386 82U.6: 15 residues within 4Å: Chain B: G.304, V.305, M.306, R.310, A.382, M.385, Y.386, E.392, I.496, P.499, A.500, A.501, I.681, F.685 Ligands: K.4 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:V.305, B:M.306, B:A.382, B:Y.386, B:P.499, B:A.500, B:I.681, B:F.685, B:F.685 Hydrogen bonds: B:V.305, B:Y.386

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, Y. et al., Structural basis for inhibition of the Cation-chloride cotransporter NKCC1 by the diuretic drug bumetanide. Nat Commun (2022)

Release Date

2022-05-25

Peptides

Solute carrier family 12 member 2: 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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Solute carrier family 12 member 2