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Extremophile Protein Database
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Protein Information

 

Protein Details

ExProtDB ID
A.0000H0.05.H05
Name
BACTERIORHODOPSIN
Extreme Stable Behaviour
Halostable

Source Organism

ExProtDB ID
A.0000H0.05
Name
Halobacterium salinarum
Domain
Archaea
Extremophile Type
Halophile

Protein Function

Light-driven proton pump.

Protein Classification

EC ID
E0
EC Number
-
Type
PHOTORECEPTOR

Optimum Physiochemical Conditions

Extreme-Stability ID
HA03
Optimum Condition
2.5-5.2M NaCl

Protein Sequence

UniProt KB ID
Molecular Weight (Da)
28256.0
Sequence Length
(amino acid numbers)
262
Sequence
MLELLPTAVEGVSQAQITGRPEWIWLALGTALMGLGTLYFLVKGMGVSDPDAKKFYAITTLVPAIAFTMYLSMLLGYGLTMVPFGGEQNPIYWARYADWLFTTPLLLLDLALLVDADQGTILALVGADGIMIGTGLVGALTKVYSYRFVWWAISTAAMLYILYVLFFGFTSKAESMRPEVASTFKVLRNVTVVLWSAYPVVWLIGSEGAGIVPLNIETLLFMVLDVSAKVGFGLILLRSRAIFGEAEAPEPSAGDGAAATSD

Protein Parameters

PID
H.P0018
Amino acid content (%)
 
Ala
11.45
Cys
0
Asp
3.817
Glu
4.198
Phe
4.962
Gly
9.924
His
0
Ile
5.725
Lys
2.672
Leu
14.885
Met
3.817
Asn
1.145
Pro
4.58
Gln
1.527
Arg
2.672
Ser
5.344
Thr
7.252
Val
8.779
Trp
3.053
Tyr
4.198
Amino acid class contents(%)
 
Tiny (A+C+G+S+T)
33.97
Small (A+C+D+G+N+P+S+T+V)
52.29
Aliphatic (A+I+L+V)
40.84
Aromatic (F+H+W+Y)
12.21
Non Polar (A+C+F+G+I+L+M+P+V+W+Y)
71.37
Polar (D+E+H+K+N+Q+R+S)
28.63
Charged (D+E+H+K+R)
13.36
Basic (H+K+R)
5.34
Acidic (D+E)
8.02
Intraprotein interactions (%)
 
Main Chain Main Chain Hydrogen Bonds
28.93
Main Chain Side Chain Hydrogen Bonds
6.73
Side Chain Side Chain Hydrogen Bonds
1.36
Hydrophonic Interactions
12.34
Ionic Interactions
0.77
Salt Bridges
0.12
Aromatic Aromatic Interactions
0.41
Aromatic Sulphur Interactions
0.12
Cation Pi Interactions
0.59
Disulphide Bridge Interactions
0.00

Protein Structure Details

RCSB PDB ID
Structure Resolution (A)
2.3
PMID
Authors
Pebay-Peyroula, E., Rummel, G., Rosenbusch, J.P., Landau, E.M.
Journal
Science
Title
X-ray structure of bacteriorhodopsin at 2.5 angstroms from microcrystals grown in lipidic cubic phases.
Volume
277
Year
1997

Information Source

UniProt, RCSB PDB and BRENDA