Structure of PDB 3rbx Chain A

Receptor sequence
>3rbxA (length=221) Species: 187420 (Methanothermobacter thermautotrophicus str. Delta H) [Search protein sequence]
RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPT
RVSDLEKANVRGARAVIVNLESDSETIHCILGIRKIDESVRIIAEAERYE
NIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMV
EVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAG
DIILGIGKPEEIERLKNYISA
3D structure
PDB3rbx Structures of multiple Ca2+-binding sites in a K+ channel RCK domain
ChainA
Resolution2.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CA A R241 D245 E248 R126 D130 E133
BS02 CA A G290 E326 G175 E211
Gene Ontology
Molecular Function
GO:0008324 monoatomic cation transmembrane transporter activity
Biological Process
GO:0006813 potassium ion transport

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Molecular Function
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Biological Process
External links
PDB RCSB:3rbx, PDBe:3rbx, PDBj:3rbx
PDBsum3rbx
PubMed
UniProtO27564|MTHK_METTH Calcium-gated potassium channel MthK (Gene Name=mthK)

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