Structure of PDB 3qbk Chain B

Receptor sequence
>3qbkB (length=259) Species: 2257 (Natronomonas pharaonis) [Search protein sequence]
EVTQRELFEFVLNDPLLASSLYINIALAGLSILLFVFMTRGLDDPRAKLI
AVSTILVPVVSIASYTGLASGLTISVLEMPAGHFAEGSSVMLGGEEVDGV
VTMWGRYLTWALSTPMILLALGLLAGSNATKLFTAITFDIAMCVTGLAAA
LTTSSHLMRWFWYAISCACFIVVLYILLVEWAQDAKAAGTADIFSTLKLL
TVVMWLGYPIVWALGVEGVAVLPVGYTSWAYSALDIVAKYIFAFLLLNYL
TSNEGVVSG
3D structure
PDB3qbk Crystal structures of an O-like blue form and an anion-free yellow form of pharaonis halorhodopsin
ChainB
Resolution2.2 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 RET B W127 T131 M159 Y180 S183 F187 W222 Y225 P226 D252 K256 W110 T114 M142 Y163 S166 F170 W205 Y208 P209 D235 K239
BS02 22B B I49 V53 T56 I32 V36 T39
Gene Ontology
Molecular Function
GO:0005216 monoatomic ion channel activity
GO:0009881 photoreceptor activity
Biological Process
GO:0006811 monoatomic ion transport
GO:0007602 phototransduction
GO:0034220 monoatomic ion transmembrane transport
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane

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Cellular Component
External links
PDB RCSB:3qbk, PDBe:3qbk, PDBj:3qbk
PDBsum3qbk
PubMed21871461
UniProtP15647|BACH_NATPH Halorhodopsin (Gene Name=hop)

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