1RZH
PHOTOSYNTHETIC REACTION CENTER DOUBLE MUTANT FROM RHODOBACTER SPHAEROIDES WITH ASP L213 REPLACED WITH ASN AND ARG M233 REPLACED WITH CYS IN THE CHARGE-NEUTRAL DQAQB STATE (TRIGONAL FORM)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (L) | Reaction center protein L chain | polymer | 281 | 31345.4 | 1 | UniProt (P02954) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y8) | Rhodobacter sphaeroides | Photosynthetic reaction center L subunit |
| 2 | B (M) | Reaction center protein M chain | polymer | 307 | 34344.5 | 1 | UniProt (P02953) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y9) | Rhodobacter sphaeroides | Photosynthetic reaction center M subunit |
| 3 | C (H) | Reaction center protein H chain | polymer | 260 | 28066.3 | 1 | UniProt (P11846) Pfam (PF03967) Pfam (PF05239) UniProt (by SIFTS) (P0C0Y7) | Rhodobacter sphaeroides | Photosynthetic reaction center H subunit |
| 4 | D, E, L, M (L, M) | BACTERIOCHLOROPHYLL A | non-polymer | 911.5 | 4 | Chemie (BCL) | |||
| 5 | F, N (L, M) | BACTERIOPHEOPHYTIN A | non-polymer | 889.2 | 2 | Chemie (BPH) | |||
| 6 | G, O (L, M) | UBIQUINONE-10 | non-polymer | 863.3 | 2 | Chemie (U10) | |||
| 7 | H, I (L) | HEPTANE-1,2,3-TRIOL | non-polymer | 148.2 | 2 | Chemie (HTO) | |||
| 8 | J (M) | FE (II) ION | non-polymer | 55.8 | 1 | Chemie (FE2) | |||
| 9 | K (M) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 10 | P (M) | SPHEROIDENE | non-polymer | 568.9 | 1 | Chemie (SPO) | |||
| 11 | Q, R, U (M, H) | LAURYL DIMETHYLAMINE-N-OXIDE | non-polymer | 229.4 | 3 | Chemie (LDA) | |||
| 12 | S (M) | CARDIOLIPIN | non-polymer | 1464.0 | 1 | Chemie (CDL) | |||
| 13 | T (M) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 14 | V, W, X (L, M, H) | water | water | 18.0 | 471 | Chemie (HOH) |
Sequence modifications
L: 1 - 281 (UniProt: P02954)
M: 1 - 307 (UniProt: P02953)
| PDB | External Database | Details |
|---|---|---|
| Asn 213 | Asp 213 | engineered mutation |
| PDB | External Database | Details |
|---|---|---|
| Cys 233 | Arg 233 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 93756.2 | |
| Non-Polymers* | Number of molecules | 18 |
| Total formula weight | 10411.6 | |
| All* | Total formula weight | 104167.8 |
