6EIG
Crystal structure of N24Q/C128T mutant of Channelrhodopsin 2
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Archaeal-type opsin 2 | polymer | 315 | 35210.9 | 2 | UniProt (Q8RUT8) Pfam (PF01036) In PDB | Chlamydomonas reinhardtii | Chlamyopsin 4 light-gated ion channel,Retinal binding protein,Sensory opsin B |
| 2 | A, B | (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate | non-polymer | 356.5 | 7 | Chemie (OLC) | |||
| 3 | A, B | PHOSPHATE ION | non-polymer | 95.0 | 2 | Chemie (PO4) | |||
| 4 | A | EICOSANE | non-polymer | 282.5 | 2 | Chemie (LFA) | |||
| 5 | water | water | 18.0 | 33 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 315 (UniProt: Q8RUT8)
| PDB | External Database | Details |
|---|---|---|
| Gln 24 | Asn 24 | engineered mutation |
| Thr 128 | Cys 128 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 70421.8 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 3250.8 | |
| All* | Total formula weight | 73672.6 |
