PDB ID or protein name

1h2s » Sensory rhodopsin II, tetramer, structure 1

1h2s » Sensory rhodopsin II, tetramer, structure 1
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Topology in Archaebacterial membrane
Topologyextracellular side
cytoplasmic side
1h2s » Sensory rhodopsin II, tetramer, structure 1
Hydrophobic Thickness 30.5 ± 1.1 Å
Tilt Angle 0 ± 0°
ΔGtransfer -123.4 kcal/mol
Links to 1h2s PDB Sum, PDB, SCOP, MSD, OCA, MMDB
Topology subunit A (N-terminus extracellular)
Resolution 1.93 Å
Other PDB entries representing this structure 2f93, 2f95, 5jjn
Number of TM Secondary Structures 18
4 transmembrane subunits
A - Tilt: 8° - Segments: 1(3-24), 2(38-57), 3(70-87), 4(98-117), 5(122-141), 6(163-180), 7(190-211)
B - Tilt: 3° - Segments: 1(24-41), 2(60-81)
C - Tilt: 3° - Segments: 1(24-41), 2(60-81)
D - Tilt: 8° - Segments: 1(3-24), 2(38-57), 3(70-87), 4(98-117), 5(122-141), 6(163-180), 7(190-211)
Experimental Verification for 1h2s » Sensory rhodopsin II, tetramer, structure 1
Accessibilities of eight residues to paramagnetic quenchers (Wegener et al. 2000) are consistent with locations of the calculated membrane boundaries.
1 reference
Wegener AA, Chizhov I, Engelhard M, and Steinhoff HJ (2000) Time-resolved detection of transient movement of helix F in spin-labelled pharaonis sensory rhodopsin II. J. Mol. Biol. 301: 881-891. PubMed