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3.E.1.1.2
Archaerhodopsin-2 (aR2) (a retinal protein-carotenoid complex) (Yoshimura and Kouyama, 2007).

Accession Number:P29563
Protein Name:AR2
Length:259
Molecular Weight:27938.00
Species:Halobacterium sp. (strain aus-2) PE=1 SV=1 [29285]
Number of TMSs:7
Location1 / Topology2 / Orientation3: Cell membrane1 / Multi-pass membrane protein2
Substrate H+

Cross database links:

Pfam: PF01036   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005886 C:plasma membrane
GO:0005216 F:ion channel activity
GO:0009881 F:photoreceptor activity
GO:0007602 P:phototransduction
GO:0018298 P:protein-chromophore linkage
GO:0015992 P:proton transport

References (1)

[1] “Archaerhodopsin-2, from Halobacterium sp. aus-2 further reveals essential amino acid residues for light-driven proton pumps.”  Uegaki K.et.al.   1654776
Structure:
1VGO   2EI4   2Z55   3WQJ     

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
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FASTA formatted sequence
1:	MDPIALQAGF DLLNDGRPET LWLGIGTLLM LIGTFYFIAR GWGVTDKEAR EYYAITILVP 
61:	GIASAAYLAM FFGIGVTEVE LASGTVLDIY YARYADWLFT TPLLLLDLAL LAKVDRVTIG 
121:	TLIGVDALMI VTGLIGALSK TPLARYTWWL FSTIAFLFVL YYLLTSLRSA AAKRSEEVRS 
181:	TFNTLTALVA VLWTAYPILW IVGTEGAGVV GLGIETLAFM VLDVTAKVGF GFVLLRSRAI 
241:	LGETEAPEPS AGADASAAD