1h2s » Sensory rhodopsin II
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Topology in Archaebacterial membrane
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Topology in Archaebacterial membrane
 | extracellular side |
| cytoplasmic side |
- Type: 1. Transmembrane (2 classes)
- Class: 1.1. Alpha-helical transmembrane (54 superfamilies)
- Superfamily: 1.1.01. Rhodopsin-like proteins (2 families)
- Family: 1.1.01.01. Ion-translocating microbial rhodopsin (10 proteins) 3.E.1 (TCDB)
- Species: Natronomonas pharaonis (2 proteins)
- Localization: Archaebacterial membrane (21 proteins)
| 1h2s » Sensory rhodopsin II | |
|---|---|
| Hydrophobic Thickness | 29.5 ± 1.1 Å |
| Tilt Angle | 0 ± 2° |
| ΔGtransfer | -160.0 kcal/mol |
| Links to 1h2s | PDB Sum, SCOP, MSD, OCA, MMDB, Dali |
| Topology | subunit A (N-terminus extracellular) |
| Resolution | 1.93 Å |
| Related PDB Sum entries | 1gu8, 1gue, 1h68, 1jgj, 2f93, 2f95, 2rm8 |
| Number of TM Secondary Structures | 18 |
| 4 transmembrane subunits |
|---|
| A - Tilt: 9° - Segments: 1(3-24), 2(38-56), 3(70-87), 4(98-117), 5(122-142), 6(163-180), 7(190-211) |
| B - Tilt: 3° - Segments: 1(24-40), 2(62-81) |
| C - Tilt: 3° - Segments: 1(24-40), 2(62-81) |
| D - Tilt: 9° - Segments: 1(3-24), 2(38-56), 3(70-87), 4(98-117), 5(122-142), 6(163-180), 7(190-211) |
| Experimental Verification for 1h2s » Sensory rhodopsin II |
|---|
| 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 |
