SMTL ID : 3r65.1

MthK channel pore E92Q mutant

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-tetramer

Ligands

16 x K: POTASSIUM ION(Non-covalent)

K.1: 15 residues within 4Å: Chain A: G.44, Y.45 Chain B: G.44, Y.45 Chain C: G.44, Y.45 Chain D: G.44, Y.45 Ligands: K.2, K.5, K.6, K.9, K.10, K.13, K.14 Ligand excluded by PLIP K.2: 19 residues within 4Å: Chain A: V.43, G.44 Chain B: V.43, G.44 Chain C: V.43, G.44 Chain D: V.43, G.44 Ligands: K.1, K.3, K.5, K.6, K.7, K.9, K.10, K.11, K.13, K.14, K.15 Ligand excluded by PLIP K.3: 19 residues within 4Å: Chain A: T.42, V.43 Chain B: T.42, V.43 Chain C: T.42, V.43 Chain D: T.42, V.43 Ligands: K.2, K.4, K.6, K.7, K.8, K.10, K.11, K.12, K.14, K.15, K.16 Ligand excluded by PLIP K.4: 11 residues within 4Å: Chain A: T.42 Chain B: T.42 Chain C: T.42 Chain D: T.42 Ligands: K.3, K.7, K.8, K.11, K.12, K.15, K.16 Ligand excluded by PLIP K.5: 15 residues within 4Å: Chain A: G.44, Y.45 Chain B: G.44, Y.45 Chain C: G.44, Y.45 Chain D: G.44, Y.45 Ligands: K.1, K.2, K.6, K.9, K.10, K.13, K.14 Ligand excluded by PLIP K.6: 19 residues within 4Å: Chain A: V.43, G.44 Chain B: V.43, G.44 Chain C: V.43, G.44 Chain D: V.43, G.44 Ligands: K.1, K.2, K.3, K.5, K.7, K.9, K.10, K.11, K.13, K.14, K.15 Ligand excluded by PLIP K.7: 19 residues within 4Å: Chain A: T.42, V.43 Chain B: T.42, V.43 Chain C: T.42, V.43 Chain D: T.42, V.43 Ligands: K.2, K.3, K.4, K.6, K.8, K.10, K.11, K.12, K.14, K.15, K.16 Ligand excluded by PLIP K.8: 11 residues within 4Å: Chain A: T.42 Chain B: T.42 Chain C: T.42 Chain D: T.42 Ligands: K.3, K.4, K.7, K.11, K.12, K.15, K.16 Ligand excluded by PLIP K.9: 15 residues within 4Å: Chain A: G.44, Y.45 Chain B: G.44, Y.45 Chain C: G.44, Y.45 Chain D: G.44, Y.45 Ligands: K.1, K.2, K.5, K.6, K.10, K.13, K.14 Ligand excluded by PLIP K.10: 19 residues within 4Å: Chain A: V.43, G.44 Chain B: V.43, G.44 Chain C: V.43, G.44 Chain D: V.43, G.44 Ligands: K.1, K.2, K.3, K.5, K.6, K.7, K.9, K.11, K.13, K.14, K.15 Ligand excluded by PLIP K.11: 19 residues within 4Å: Chain A: T.42, V.43 Chain B: T.42, V.43 Chain C: T.42, V.43 Chain D: T.42, V.43 Ligands: K.2, K.3, K.4, K.6, K.7, K.8, K.10, K.12, K.14, K.15, K.16 Ligand excluded by PLIP K.12: 11 residues within 4Å: Chain A: T.42 Chain B: T.42 Chain C: T.42 Chain D: T.42 Ligands: K.3, K.4, K.7, K.8, K.11, K.15, K.16 Ligand excluded by PLIP K.13: 15 residues within 4Å: Chain A: G.44, Y.45 Chain B: G.44, Y.45 Chain C: G.44, Y.45 Chain D: G.44, Y.45 Ligands: K.1, K.2, K.5, K.6, K.9, K.10, K.14 Ligand excluded by PLIP K.14: 19 residues within 4Å: Chain A: V.43, G.44 Chain B: V.43, G.44 Chain C: V.43, G.44 Chain D: V.43, G.44 Ligands: K.1, K.2, K.3, K.5, K.6, K.7, K.9, K.10, K.11, K.13, K.15 Ligand excluded by PLIP K.15: 19 residues within 4Å: Chain A: T.42, V.43 Chain B: T.42, V.43 Chain C: T.42, V.43 Chain D: T.42, V.43 Ligands: K.2, K.3, K.4, K.6, K.7, K.8, K.10, K.11, K.12, K.14, K.16 Ligand excluded by PLIP K.16: 11 residues within 4Å: Chain A: T.42 Chain B: T.42 Chain C: T.42 Chain D: T.42 Ligands: K.3, K.4, K.7, K.8, K.11, K.12, K.15 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Shi, N. et al., Crucial points within the pore as determinants of K+ channel conductance and gating. J.Mol.Biol. (2011)

Release Date

2012-02-01

Peptides

Calcium-gated potassium channel mthK: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Membrane

We predict this structure to be a membrane protein.
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Calcium-gated potassium channel mthK