Structure of PDB 4qi1 Chain A

Receptor sequence
>4qi1A (length=228) Species: 362976 (Haloquadratum walsbyi DSM 16790) [Search protein sequence]
LGVEGEGIWLALGTIGMLLGMLYFIADGLDVQDPRQKEFYVITILIPAIA
AASYLSMFFGFGLTEVSLANGRVVDVYWARYADWLFTTPLLLLDIGLLAG
ASQRDIGALVGIDAFMIVTGLVATLTKVVVARYAFWTISTISMVFLLYYL
VAVFGEAVSDADEDTRSTFNALRNIILVTWAIYPVAWLVGTEGLALTGLY
GETLLFMVLDLVAKVGFGFILLRSRAIM
3D structure
PDB4qi1 Structural and Functional Studies of a Newly Grouped Haloquadratum walsbyi Bacteriorhodopsin Reveal the Acid-resistant Light-driven Proton Pumping Activity.
ChainA
Resolution1.85 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 A W94 T98 L101 S149 T150 M153 W190 Y193 K224 W84 T88 L91 S139 T140 M143 W180 Y183 K214
BS02 MPG A F96 I116 A124 F86 I106 A114
BS03 MPG A G38 V51 I54 A58 G28 V41 I44 A48
BS04 MPG A R114 D115 G117 A118 G121 A124 V128 R104 D105 G107 A108 G111 A114 V118
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:1902600 proton transmembrane transport
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane

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Biological Process
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Cellular Component
External links
PDB RCSB:4qi1, PDBe:4qi1, PDBj:4qi1
PDBsum4qi1
PubMed26483542
UniProtQ18DH8|BACR1_HALWD Bacteriorhodopsin-I (Gene Name=bop1)

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