SMTL ID : 1p7b.1

Crystal structure of an inward rectifier potassium channel

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.65 Å

Oligo State

homo-tetramer

Ligands

8 x K: POTASSIUM ION(Non-covalent)

K.1: 11 residues within 4Å: Chain A: T.110, V.111 Chain B: T.110, V.111 Chain C: T.110, V.111 Chain D: T.110, V.111 Ligands: K.2, K.5, K.6 No protein-ligand interaction detected (PLIP) K.2: 13 residues within 4Å: Chain A: V.111, G.112 Chain B: V.111, G.112 Chain C: V.111, G.112 Chain D: V.111, G.112 Ligands: K.1, K.4, K.5, K.6, K.8 No protein-ligand interaction detected (PLIP) K.3: 5 residues within 4Å: Chain A: G.114 Chain B: G.114 Chain C: G.114 Chain D: G.114 Ligands: K.7 No protein-ligand interaction detected (PLIP) K.4: 13 residues within 4Å: Chain A: G.112, Y.113, G.114 Chain B: G.112, Y.113 Chain C: G.112, Y.113, G.114 Chain D: G.112, Y.113 Ligands: K.2, K.6, K.8 No protein-ligand interaction detected (PLIP) K.5: 11 residues within 4Å: Chain A: T.110, V.111 Chain B: T.110, V.111 Chain C: T.110, V.111 Chain D: T.110, V.111 Ligands: K.1, K.2, K.6 No protein-ligand interaction detected (PLIP) K.6: 13 residues within 4Å: Chain A: V.111, G.112 Chain B: V.111, G.112 Chain C: V.111, G.112 Chain D: V.111, G.112 Ligands: K.1, K.2, K.4, K.5, K.8 No protein-ligand interaction detected (PLIP) K.7: 5 residues within 4Å: Chain A: G.114 Chain B: G.114 Chain C: G.114 Chain D: G.114 Ligands: K.3 No protein-ligand interaction detected (PLIP) K.8: 13 residues within 4Å: Chain A: G.112, Y.113, G.114 Chain B: G.112, Y.113 Chain C: G.112, Y.113, G.114 Chain D: G.112, Y.113 Ligands: K.2, K.4, K.6 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kuo, A. et al., Crystal structure of the potassium channel KirBac1.1 in the closed state. Science (2003)

Release Date

2003-06-17

Peptides

integral membrane channel and cytosolic domains: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

Membrane

We predict this structure to be a membrane protein.
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integral membrane channel and cytosolic domains

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