4E2Z
X-ray Structure of the H225N mutant of TcaB9, a C-3'-Methyltransferase, in Complex with S-Adenosyl-L-Homocysteine and Sugar Product
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | TcaB9 | polymer | 416 | 46066.9 | 1 | UniProt (B5L6K6) Pfam (PF08421) Pfam (PF13489) Pfam (PF08484) | Micromonospora chalcea | C-3'-Methyltransferase |
| 2 | B (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 3 | C (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
| 4 | D (A) | S-ADENOSYL-L-HOMOCYSTEINE | non-polymer | 384.4 | 1 | Chemie (SAH) | |||
| 5 | E (A) | (2R,4S,6R)-4-amino-4,6-dimethyl-5-oxotetrahydro-2H-pyran-2-yl [(2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl]methyl dihydrogen diphosphate (non-preferred name) | non-polymer | 543.4 | 1 | Chemie (JHZ) | |||
| 6 | F (A) | water | water | 18.0 | 461 | Chemie (HOH) |
Sequence modifications
A: 1 - 414 (UniProt: B5L6K6)
| PDB | External Database | Details |
|---|---|---|
| Gly -1 | - | expression tag |
| His 0 | - | expression tag |
| Asn 225 | His 225 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 46066.9 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1055.2 | |
| All* | Total formula weight | 47122.1 |
