SMTL ID : 7s1x.1

Cryo-EM structure of human NKCC1 K289NA492EL671C bound with bumetanide

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

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

82U.1: 17 residues within 4Å: Chain A: I.303, G.305, V.306, M.307, R.311, A.383, M.386, Y.387, V.389, I.497, P.500, A.501, T.503, C.675, A.679, F.686 Ligands: K.2 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:M.307, A:A.383, A:Y.387, A:V.389, A:P.500, A:A.679, A:F.686 Hydrogen bonds: A:G.305, A:V.306, A:M.307 82U.4: 17 residues within 4Å: Chain B: I.303, G.305, V.306, M.307, R.311, A.383, M.386, Y.387, V.389, I.497, P.500, A.501, T.503, C.675, A.679, F.686 Ligands: K.5 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:M.307, B:A.383, B:Y.387, B:V.389, B:P.500, B:A.679, B:F.686 Hydrogen bonds: B:G.305, B:V.306, B:M.307

2 x K: POTASSIUM ION(Non-covalent)

K.2: 7 residues within 4Å: Chain A: N.302, I.303, Y.387, P.500, A.501, T.503 Ligands: 82U.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:N.302, A:I.303, A:Y.387, A:T.503 K.5: 7 residues within 4Å: Chain B: N.302, I.303, Y.387, P.500, A.501, T.503 Ligands: 82U.4 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:N.302, B:I.303, B:Y.387, B:T.503

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

CL.3: 5 residues within 4Å: Chain A: F.376, G.504, I.505, F.686, Y.690 Ligand excluded by PLIP CL.6: 5 residues within 4Å: Chain B: F.376, G.504, I.505, F.686, Y.690 Ligand excluded by PLIP

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
B

B
A

Membrane

We predict this structure to be a membrane protein.
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Solute carrier family 12 member 2