SMTL ID : 3rbx.1 (2 other biounits)

MthK RCK domain D184N mutant, Ca2+-bound

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-dimer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: R.135, D.139, E.142 Chain B: E.160 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Metal complexes: A:R.135, A:D.139, A:E.142, A:E.142, B:E.160 CA.2: 3 residues within 4Å: Chain A: G.184, E.220 Chain B: D.199 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Metal complexes: A:G.184, A:E.220, A:E.220, B:D.199 CA.3: 3 residues within 4Å: Chain A: D.199 Chain B: G.184, E.220 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Metal complexes: B:G.184, B:E.220, B:E.220, A:D.199, A:D.199 CA.4: 4 residues within 4Å: Chain A: E.160 Chain B: R.135, D.139, E.142 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:R.135, B:E.142, B:E.142

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pau, V.P. et al., Structures of multiple Ca2+-binding sites in a K+ channel RCK domain. Proc.Natl.Acad.Sci.USA (2011)

Release Date

2011-10-12

Peptides

Calcium-gated potassium channel mthK: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Calcium-gated potassium channel mthK

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