6DS7
Crystal structure of MhuD R26S mutant with two hemes bound per active site
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Heme-degrading monooxygenase HmoB | polymer | 99 | 10537.8 | 2 | UniProt (P9WKH3) Pfam (PF03992) | Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) | Heme oxygenase,Mycobacterial heme utilization degrader,MHUD |
| 2 | C, D, F, G (A, B) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 3 | E, H (A, B) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 4 | I, J (A, B) | water | water | 18.0 | 125 | Chemie (HOH) |
Sequence modifications
A, B: 2 - 100 (UniProt: P9WKH3)
| PDB | External Database | Details |
|---|---|---|
| Ser 26 | Arg 26 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 21075.6 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 2536.9 | |
| All* | Total formula weight | 23612.4 |
