2QTV
Structure of Sec23-Sar1 complexed with the active fragment of Sec31
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Protein transport protein SEC23 | polymer | 772 | 85735.5 | 1 | UniProt (P15303) Pfam (PF04810) Pfam (PF04811) Pfam (PF08033) Pfam (PF04815) Pfam (PF00626) | Saccharomyces cerevisiae (baker's yeast) | |
| 2 | B (B) | Small COPII coat GTPase SAR1 | polymer | 167 | 18792.4 | 1 | UniProt (P20606) Pfam (PF00025) | Saccharomyces cerevisiae (baker's yeast) | GTP-binding protein SAR1, Secretion-associated RAS-related protein 1 |
| 3 | C (D) | Protein transport protein SEC31 | polymer | 49 | 5260.0 | 1 | UniProt (P38968) Pfam (PF11549) | Saccharomyces cerevisiae (baker's yeast) | Protein WEB1 |
| 4 | D (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 5 | E (B) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 6 | F (B) | PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER | non-polymer | 522.2 | 1 | Chemie (GNP) | |||
| 7 | G, H, I (A, B, D) | water | water | 18.0 | 231 | Chemie (HOH) |
Sequence modifications
A: 2 - 768 (UniProt: P15303)
| PDB | External Database | Details |
|---|---|---|
| Gly -3 | - | expression tag |
| Ala -2 | - | expression tag |
| Met -1 | - | expression tag |
| Gly 0 | - | expression tag |
| Ser 1 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 109787.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 611.9 | |
| All* | Total formula weight | 110399.8 |
