6F4G
'Crystal structure of the Drosophila melanogaster SNF/U2A'/U2-SL4 complex
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, D | Probable U2 small nuclear ribonucleoprotein A' | polymer | 176 | 20473.6 | 2 | UniProt (Q9V4Q8) Pfam (PF14580) In PDB | Drosophila melanogaster (Fruit fly) | U2 snRNP A' |
2 | B, E | U1 small nuclear ribonucleoprotein A | polymer | 98 | 11082.0 | 2 | UniProt (P43332) Pfam (PF00076) In PDB | Drosophila melanogaster (Fruit fly) | U1A,Sex determination protein snf |
3 | C, F | U2-SL4 | polymer | 25 | 8020.8 | 2 | Drosophila melanogaster | ||
4 | B, E | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
5 | D | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
6 | water | water | 18.0 | 875 | Chemie (HOH) |
Sequence modifications
A, D: 1 - 176 (UniProt: Q9V4Q8)
B, E: 1 - 96 (UniProt: P43332)
PDB | External Database | Details |
---|---|---|
Val 19 | Cys 19 | engineered mutation |
Thr 68 | Cys 68 | engineered mutation |
Ser 119 | Cys 119 | engineered mutation |
PDB | External Database | Details |
---|---|---|
Gly -1 | - | expression tag |
Ala 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 6 |
Total formula weight | 79152.9 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 263.0 | |
All* | Total formula weight | 79415.9 |