SMTL ID : 3rbx.2 (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: 2 interactions with chain B, 3 interactions with chain A Metal complexes: B:E.160, B:E.160, A:R.135, A:D.139, A:E.142 CA.2: 5 residues within 4Å: Chain A: D.199, P.200 Chain B: H.180, G.184, E.220 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Metal complexes: B:G.184, A:D.199 CA.3: 4 residues within 4Å: Chain A: E.160 Chain B: R.135, D.139, E.142 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Metal complexes: B:R.135, A:E.160 CA.4: 4 residues within 4Å: Chain A: R.156, G.184, E.220 Chain B: D.199 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Metal complexes: A:G.184, A:E.220, A:E.220, B:D.199, B:D.199

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
C

B
D

Calcium-gated potassium channel mthK

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