Structure of PDB 3pjz Chain B

Receptor sequence
>3pjzB (length=468) Species: 670 (Vibrio parahaemolyticus) [Search protein sequence]
MQFRSIIRIVGLLLALFSVTMLAPALVALLYRDGAGVPFVTTFFVLLFCG
AMCWFPNRRHKHELKSRDGFLIVVLFWTVLGSAGSLPFLIADNPNISVTD
AFFESFSALTTTGATVIVGLDELPKAILFYRQFLQWFGGMGIIVLAVAIL
PVLGIGGMTPRIAETAKALWYIYLSLTIACAVAFWLAGMTPFDAISHSFS
TIAIGGFSTHDASMGYFDSYAINLITVVFLLISACNFTLHFAAFASGGVH
PKYYWKDPEFRAFIFIQVLLFLVCFLLLLKHHSYTSPYDAFDQALFQTVS
ISTTAGFTTTGFADWPLFLPVLLLFSSFIGGCAGSTGGGMKVIRILLLTL
QGARELKRLVHPRAVYTIKVGGSALPQRVVDAVWGFFSAYALVFVVCMLG
LIATGMDELSAFSAVAATLNNLGPGLGEVALHFGDVNDKAKWVLIVSMLF
GRLEIFTLLILLTPTFWR
3D structure
PDB3pjz Crystal structure of a potassium ion transporter, TrkH.
ChainB
Resolution3.506 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 K B T111 T112 G113 I220 G221 G222 T320 A321 G322 N437 L438 T111 T112 G113 I204 G205 G206 T304 A305 G306 N421 L422
Gene Ontology
Molecular Function
GO:0005267 potassium channel activity
GO:0008324 monoatomic cation transmembrane transporter activity
GO:0015379 potassium:chloride symporter activity
GO:0030955 potassium ion binding
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
Biological Process
GO:0006812 monoatomic cation transport
GO:0006813 potassium ion transport
GO:0030001 metal ion transport
GO:0034220 monoatomic ion transmembrane transport
GO:0055085 transmembrane transport
GO:0071805 potassium ion transmembrane transport
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane

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Cellular Component
External links
PDB RCSB:3pjz, PDBe:3pjz, PDBj:3pjz
PDBsum3pjz
PubMed21317882
UniProtQ87TN7|TRKH_VIBPA Trk system potassium uptake protein TrkH (Gene Name=trkH)

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