Structure of PDB 4qh1 Chain B

Receptor sequence
>4qh1B (length=311) Species: 251221 (Gloeobacter violaceus PCC 7421) [Search protein sequence]
VSPPPPIADEPLTVNTGIYLIECYSLDDKAETFKVNAFLSLSWKDRRLAF
DPVRSGVRVKTYEPEAIWIPEIRFVNVENARDADVVDISVSPDGTVQYLE
RFSARVLSPLDFRRYPFDSQTLHIYLIVRSVDTRNIVLAVDLEKVGKNDD
VFLTGWDIESFTAVVKPANFALEDRLESKLDYQLRISRQYFSYIPNIILP
MLFILFISWTAFWSTSYEANVTLVVSTLIAHIAFNILVETNLPKTPYMTY
TGAIIFMIYLFYFVAVIEVTVQHYLKVESQPARAASITRASRIAFPVVFL
LANIILAFLFF
3D structure
PDB4qh1 Structural characterization of potential modulation sites in the extracellular domain of the prokaryotic pentameric proton-gated ion channel GLIC
ChainB
Resolution3.4 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 BXA B R77 I131 R73 I127
BS02 BXA B F42 R105 F38 R101
BS03 BXA B P74 I76 R85 P70 I72 R81
Gene Ontology
Molecular Function
GO:0004888 transmembrane signaling receptor activity
GO:0005216 monoatomic ion channel activity
GO:0005230 extracellular ligand-gated monoatomic ion channel activity
GO:0005267 potassium channel activity
GO:0005272 sodium channel activity
GO:0042802 identical protein binding
Biological Process
GO:0006811 monoatomic ion transport
GO:0006814 sodium ion transport
GO:0034220 monoatomic ion transmembrane transport
GO:0035725 sodium ion transmembrane transport
GO:0071805 potassium ion transmembrane transport
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane
GO:1902495 transmembrane transporter complex

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Cellular Component
External links
PDB RCSB:4qh1, PDBe:4qh1, PDBj:4qh1
PDBsum4qh1
PubMed
UniProtQ7NDN8|GLIC_GLOVI Proton-gated ion channel (Gene Name=glvI)

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