5B1I
Crystal structure of K42A mutant of cystathionine beta-synthase from Lactobacillus plantarum in a complex with L-methionine
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D, E... (A, B, C, D, E...) | Cystathionine beta-synthase | polymer | 311 | 33250.8 | 8 | UniProt (F9UT54) Pfam (PF00291) | Lactobacillus plantarum WCFS1 | |
| 2 | AA, DA, I, L, O... (G, H, A, B, C...) | N-[(3-HYDROXY-2-METHYL-5-{[(TRIHYDROXYPHOSPHORANYL)OXY]METHYL}PYRIDIN-4-YL)METHYLENE]METHIONINE | non-polymer | 378.3 | 8 | Chemie (AA5) | |||
| 3 | BA, CA, EA, FA, J... (G, H, A, B, C...) | SULFATE ION | non-polymer | 96.1 | 16 | Chemie (SO4) |
Sequence modifications
A, B, C, D, E, F, G, H: 1 - 303 (UniProt: F9UT54)
| PDB | External Database | Details |
|---|---|---|
| Ala 42 | Lys 42 | engineered mutation |
| Leu 304 | - | expression tag |
| Glu 305 | - | expression tag |
| His 306 | - | expression tag |
| His 307 | - | expression tag |
| His 308 | - | expression tag |
| His 309 | - | expression tag |
| His 310 | - | expression tag |
| His 311 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 8 |
| Total formula weight | 266006.3 | |
| Non-Polymers* | Number of molecules | 24 |
| Total formula weight | 4563.7 | |
| All* | Total formula weight | 270570.0 |
