7ZKI
Cryo-EM structure of aIF1A:aIF5B:Met-tRNAiMet complex from a Pyrococcus abyssi 30S initiation complex
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (4) | Met-tRNAiMet | polymer | 77 | 24833.9 | 1 | GenBank (1334604293) | Escherichia coli | |
| 2 | B (6) | Translation initiation factor 1A | polymer | 134 | 15336.7 | 1 | UniProt (Q9V138) Pfam (PF01176) | Pyrococcus abyssi GE5 | aIF-1A |
| 3 | C (7) | Translation initiation factor 5B | polymer | 619 | 69122.9 | 1 | UniProt (A0A3P7EHT1) UniProt (Q9UZK7) Pfam (PF00009) Pfam (PF03144) Pfam (PF11987) Pfam (PF14578) | Pyrococcus abyssi GE5 | |
| 4 | D (4) | METHIONINE | non-polymer | 149.2 | 1 | Chemie (MET) | |||
| 5 | E (7) | PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER | non-polymer | 522.2 | 1 | Chemie (GNP) | |||
| 6 | F (7) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) |
Sequence modifications
4: 1 - 76 (GenBank: 1334604293)
6: -20 - 0 (PDB: 7ZKI)
6: 1 - 113 (UniProt: Q9V138)
7: -20 - 0 (UniProt: A0A3P7EHT1)
7: 1 - 20 (UniProt: Q9UZK7)
7: 21 - 598 (UniProt: Q9UZK7)
| PDB | External Database | Details |
|---|---|---|
| A 1 | C 3301604 | engineered mutation |
| U 72 | A 3301532 | engineered mutation |
6: 1 - 113 (UniProt: Q9V138)
7: -20 - 0 (UniProt: A0A3P7EHT1)
7: 1 - 20 (UniProt: Q9UZK7)
7: 21 - 598 (UniProt: Q9UZK7)
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 109293.6 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 695.7 | |
| All* | Total formula weight | 109989.3 |
