4E2Y
X-ray Structure of the E224Q 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 | 46089.9 | 1 | UniProt (B5L6K6) | Micromonospora chalcea | C-3'-Methyltransferase |
| 2 | B (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 3 | C (A) | S-ADENOSYL-L-HOMOCYSTEINE | non-polymer | 384.4 | 1 | Chemie (SAH) PubChem (16760024) PubChem (25210495) PubChem (177678424) PubChem (21125603) PubChem (25203782) PubChem (52224400) PubChem (44361184) PubChem (46936206) PubChem (50989525) PubChem (51380914) PubChem (6419189) PubChem (52224398) PubChem (57544532) PubChem (164157219) PubChem (59046843) PubChem (59170628) PubChem (59576228) PubChem (66805708) PubChem (70689219) PubChem (70702054) PubChem (70832431) PubChem (118374891) PubChem (118560068) PubChem (193) PubChem (13792) PubChem (189149) PubChem (439155) PubChem (5284331) PubChem (126969526) PubChem (71170554) PubChem (129105892) PubChem (13231890) PubChem (143518505) PubChem (154578335) PubChem (163054214) PubChem (163335525) | |||
| 4 | D (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) PubChem (24892776) PubChem (443760) PubChem (443761) PubChem (15519421) | |||
| 5 | E (A) | water | water | 18.0 | 306 | Chemie (HOH) |
Sequence modifications
A: 1 - 414 (UniProt: B5L6K6)
| PDB | External Database | Details |
|---|---|---|
| Gly -1 | - | expression tag |
| His 0 | - | expression tag |
| Gln 224 | Glu 224 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 46089.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 993.2 | |
| All* | Total formula weight | 47083.1 |
