1LT7
Oxidized Homo sapiens betaine-homocysteine S-methyltransferase in complex with four Sm(III) ions
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | BETAINE-HOMOCYSTEINE METHYLTRANSFERASE | polymer | 406 | 44844.0 | 2 | UniProt (Q93088) Pfam (PF02574) In PDB | Homo sapiens (human) | BETAINE-HOMOCYSTEINE S-METHYLTRANSFERASE |
2 | A, B | SAMARIUM (III) ION | non-polymer | 150.4 | 4 | Chemie (SM) | |||
3 | A, B | CITRIC ACID | non-polymer | 192.1 | 2 | Chemie (CIT) | |||
4 | water | water | 18.0 | 298 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 406 (UniProt: Q93088)
PDB | External Database | Details |
---|---|---|
Ala 2 | Pro 2 | engineered mutation |
Ala 104 | Cys 104 | engineered mutation |
Ala 131 | Cys 131 | engineered mutation |
Ala 186 | Cys 186 | engineered mutation |
Ala 201 | Cys 201 | engineered mutation |
Gln 239 | Arg 239 | SEE REMARK 999 |
Ala 256 | Cys 256 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 89688.0 | |
Non-Polymers* | Number of molecules | 6 |
Total formula weight | 985.7 | |
All* | Total formula weight | 90673.7 |