SMTL ID : 4zbm.2 (1 other biounit)

Crystal structure of Drosophila cyclic nucleotide gated channel pore mimicking NaK mutant

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-tetramer

Ligands

4 x BA: BARIUM ION(Non-covalent)

BA.1: 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.2, K.3, BA.4, K.5, K.6, BA.7, K.8, K.9, BA.10, K.11, K.12 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain D, 1 interactions with chain B, 1 interactions with chain C Metal complexes: A:T.46, A:V.47, D:V.47, B:V.47, C:V.47 BA.4: 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: BA.1, K.2, K.3, K.5, K.6, BA.7, K.8, K.9, BA.10, K.11, K.12 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain D, 1 interactions with chain B, 1 interactions with chain C Metal complexes: A:T.46, A:V.47, D:V.47, B:V.47, C:V.47 BA.7: 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: BA.1, K.2, K.3, BA.4, K.5, K.6, K.8, K.9, BA.10, K.11, K.12 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain D, 1 interactions with chain B, 1 interactions with chain C Metal complexes: A:T.46, A:V.47, D:V.47, B:V.47, C:V.47 BA.10: 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: BA.1, K.2, K.3, BA.4, K.5, K.6, BA.7, K.8, K.9, K.11, K.12 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain D, 1 interactions with chain B, 1 interactions with chain C Metal complexes: A:T.46, A:V.47, D:V.47, B:V.47, C:V.47

8 x K: POTASSIUM ION(Non-covalent)

K.2: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: BA.1, BA.4, K.5, BA.7, K.8, BA.10, K.11 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain C, 1 interactions with chain D, 1 interactions with chain B Metal complexes: A:T.46, A:T.46, C:T.46, D:T.46, B:T.46 K.3: 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: BA.1, BA.4, K.6, BA.7, K.9, BA.10, K.12 No protein-ligand interaction detected (PLIP) K.5: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: BA.1, K.2, BA.4, BA.7, K.8, BA.10, K.11 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain C, 1 interactions with chain D, 1 interactions with chain B Metal complexes: A:T.46, A:T.46, C:T.46, D:T.46, B:T.46 K.6: 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: BA.1, K.3, BA.4, BA.7, K.9, BA.10, K.12 No protein-ligand interaction detected (PLIP) K.8: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: BA.1, K.2, BA.4, K.5, BA.7, BA.10, K.11 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain C, 1 interactions with chain D, 1 interactions with chain B Metal complexes: A:T.46, A:T.46, C:T.46, D:T.46, B:T.46 K.9: 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: BA.1, K.3, BA.4, K.6, BA.7, BA.10, K.12 No protein-ligand interaction detected (PLIP) K.11: 11 residues within 4Å: Chain A: T.46 Chain B: T.46 Chain C: T.46 Chain D: T.46 Ligands: BA.1, K.2, BA.4, K.5, BA.7, K.8, BA.10 5 PLIP interactions: 2 interactions with chain A, 1 interactions with chain C, 1 interactions with chain D, 1 interactions with chain B Metal complexes: A:T.46, A:T.46, C:T.46, D:T.46, B:T.46 K.12: 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: BA.1, K.3, BA.4, K.6, BA.7, K.9, BA.10 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lam, Y.L. et al., Structural implications of weak Ca2+ block in Drosophila cyclic nucleotide-gated channels. J.Gen.Physiol. (2015)

Release Date

2015-07-29

Peptides

Potassium channel protein: 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

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