SMTL ID : 3k06.2 (1 other biounit)

Crystal Structure of CNG mimicking NaK mutant, NaK-NTPP, K+ complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.58 Å

Oligo State

homo-tetramer

Ligands

8 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.1: 5 residues within 4Å: Chain A: F.11, I.15, F.76 Chain D: L.64, F.67 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain D Hydrophobic interactions: A:I.15, D:L.64, D:F.67 MPD.2: 7 residues within 4Å: Chain A: L.10, G.71, L.72, G.75 Chain C: A.81, L.86, I.89 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain A Hydrophobic interactions: C:L.86, C:I.89, A:L.10, A:L.72 MPD.7: 5 residues within 4Å: Chain B: F.11, I.15, F.76 Chain C: L.64, F.67 3 PLIP interactions: 2 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:L.64, C:F.67, B:I.15 MPD.8: 7 residues within 4Å: Chain B: L.10, G.71, L.72, G.75 Chain D: A.81, L.86, I.89 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain D Hydrophobic interactions: B:L.10, B:L.72, D:L.86, D:I.89 MPD.13: 5 residues within 4Å: Chain A: L.64, F.67 Chain C: F.11, I.15, F.76 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain C Hydrophobic interactions: A:L.64, A:F.67, C:I.15 MPD.14: 7 residues within 4Å: Chain B: A.81, L.86, I.89 Chain C: L.10, G.71, L.72, G.75 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain B Hydrophobic interactions: C:L.10, C:L.72, B:L.86, B:I.89 MPD.19: 5 residues within 4Å: Chain B: L.64, F.67 Chain D: F.11, I.15, F.76 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain D Hydrophobic interactions: B:L.64, B:F.67, D:I.15 MPD.20: 7 residues within 4Å: Chain A: A.81, L.86, I.89 Chain D: L.10, G.71, L.72, G.75 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain D Hydrophobic interactions: A:L.86, A:I.89, D:L.10, D:L.72

16 x K: POTASSIUM ION(Non-covalent)(Non-functional Binders)

K.3: 19 residues within 4Å: Chain A: T.46, V.47 Chain B: T.46, V.47 Chain C: T.46, V.47 Chain D: T.46, V.47 Ligands: K.4, K.5, K.9, K.10, K.11, K.15, K.16, K.17, K.21, K.22, K.23 Ligand excluded by PLIP K.4: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: K.3, K.9, K.10, K.15, K.16, K.21, K.22 Ligand excluded by PLIP K.5: 15 residues within 4Å: Chain A: V.47, G.48 Chain B: V.47, G.48 Chain C: V.47, G.48 Chain D: V.47, G.48 Ligands: K.3, K.9, K.11, K.15, K.17, K.21, K.23 Ligand excluded by PLIP K.6: 3 residues within 4Å: Ligands: K.12, K.18, K.24 Ligand excluded by PLIP K.9: 19 residues within 4Å: Chain A: T.46, V.47 Chain B: T.46, V.47 Chain C: T.46, V.47 Chain D: T.46, V.47 Ligands: K.3, K.4, K.5, K.10, K.11, K.15, K.16, K.17, K.21, K.22, K.23 Ligand excluded by PLIP K.10: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: K.3, K.4, K.9, K.15, K.16, K.21, K.22 Ligand excluded by PLIP K.11: 15 residues within 4Å: Chain A: V.47, G.48 Chain B: V.47, G.48 Chain C: V.47, G.48 Chain D: V.47, G.48 Ligands: K.3, K.5, K.9, K.15, K.17, K.21, K.23 Ligand excluded by PLIP K.12: 3 residues within 4Å: Ligands: K.6, K.18, K.24 Ligand excluded by PLIP K.15: 19 residues within 4Å: Chain A: T.46, V.47 Chain B: T.46, V.47 Chain C: T.46, V.47 Chain D: T.46, V.47 Ligands: K.3, K.4, K.5, K.9, K.10, K.11, K.16, K.17, K.21, K.22, K.23 Ligand excluded by PLIP K.16: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: K.3, K.4, K.9, K.10, K.15, K.21, K.22 Ligand excluded by PLIP K.17: 15 residues within 4Å: Chain A: V.47, G.48 Chain B: V.47, G.48 Chain C: V.47, G.48 Chain D: V.47, G.48 Ligands: K.3, K.5, K.9, K.11, K.15, K.21, K.23 Ligand excluded by PLIP K.18: 3 residues within 4Å: Ligands: K.6, K.12, K.24 Ligand excluded by PLIP K.21: 19 residues within 4Å: Chain A: T.46, V.47 Chain B: T.46, V.47 Chain C: T.46, V.47 Chain D: T.46, V.47 Ligands: K.3, K.4, K.5, K.9, K.10, K.11, K.15, K.16, K.17, K.22, K.23 Ligand excluded by PLIP K.22: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: K.3, K.4, K.9, K.10, K.15, K.16, K.21 Ligand excluded by PLIP K.23: 15 residues within 4Å: Chain A: V.47, G.48 Chain B: V.47, G.48 Chain C: V.47, G.48 Chain D: V.47, G.48 Ligands: K.3, K.5, K.9, K.11, K.15, K.17, K.21 Ligand excluded by PLIP K.24: 3 residues within 4Å: Ligands: K.6, K.12, K.18 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Derebe, M.G. et al., Structural studies of ion permeation and Ca2+ blockage of a bacterial channel mimicking the cyclic nucleotide-gated channel pore. Proc.Natl.Acad.Sci.USA (2011)

Release Date

2011-01-12

Peptides

Potassium channel protein NaK: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
B

C
B

D
B

Membrane

We predict this structure to be a membrane protein.
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Potassium channel protein NaK

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