4UDM
Crystal structure of Im3 in complex with Y52A mutant of E3RNase
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | COLICIN-E3 IMMUNITY PROTEIN | polymer | 85 | 9910.8 | 1 | UniProt (P02984) Pfam (PF03513) | ESCHERICHIA COLI BL21(DE3) | COLICIN-E3 CHAIN B, IMME3, MICROCIN-E3 IMMUNITY PROTEIN, IMMUNITY PROTEIN |
| 2 | B (B) | COLICIN-E3 | polymer | 96 | 10720.0 | 1 | UniProt (P00646) Pfam (PF09000) | ESCHERICHIA COLI BL21(DE3) | COLICIN-E3 A CHAIN, RIBONUCLEASE, COLICIN E3 |
| 3 | C, E, F (A, B) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 4 | D (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | G, H (A, B) | water | water | 18.0 | 4 | Chemie (HOH) |
Sequence modifications
B: 1 - 96 (UniProt: P00646)
| PDB | External Database | Details |
|---|---|---|
| Ala 52 | Tyr 507 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 20630.8 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 155.7 | |
| All* | Total formula weight | 20786.5 |
