3EGX
Crystal structure of the mammalian COPII-coat protein Sec23a/24a complexed with the SNARE protein Sec22b and bound to the transport signal sequence of the SNARE protein Bet1
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 Sec23A | polymer | 764 | 86178.4 | 1 | UniProt (Q15436) Pfam (PF04810) Pfam (PF04811) Pfam (PF08033) Pfam (PF04815) Pfam (PF00626) | Homo sapiens (Human) | SEC23-related protein A |
| 2 | B (B) | Protein transport protein Sec24A | polymer | 748 | 84336.8 | 1 | UniProt (O95486) Pfam (PF00626) Pfam (PF04810) Pfam (PF04811) Pfam (PF08033) Pfam (PF04815) | Homo sapiens (Human) | SEC24-related protein A |
| 3 | C (C) | Vesicle-trafficking protein SEC22b | polymer | 157 | 18031.6 | 1 | UniProt (O75396) Pfam (PF13774) Pfam (PF00957) | Homo sapiens (Human) | SEC22 vesicle-trafficking protein homolog B, SEC22 vesicle-trafficking protein-like 1, ERS24, ERS-24 |
| 4 | D (D) | 9-residue synthetic peptide from SNARE protein Bet1 | polymer | 9 | 1001.0 | 1 | UniProt (by SIFTS) (O15155) | ||
| 5 | E, F (A, B) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) |
Sequence modifications
B: 346 - 1093 (UniProt: O95486)
| PDB | External Database | Details |
|---|---|---|
| Ala 1056 | Arg 1056 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 189547.9 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 130.8 | |
| All* | Total formula weight | 189678.7 |
