4JS1
crystal structure of human Beta-galactoside alpha-2,6-sialyltransferase 1 in complex with cytidine and phosphate
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Beta-galactoside alpha-2,6-sialyltransferase 1 | polymer | 318 | 36821.9 | 1 | UniProt (P15907) Pfam (PF00777) In PDB | Homo sapiens (human) | Alpha 2,6-ST 1, B-cell antigen CD75, CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,6-sialyltransferase 1, ST6Gal I, ST6GalI, Sialyltransferase 1 |
2 | B | beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 1641.5 | 1 | In PDB GlyTouCan (G36191CD) | |||
3 | A | 4-AMINO-1-BETA-D-RIBOFURANOSYL-2(1H)-PYRIMIDINONE | non-polymer | 243.2 | 1 | Chemie (CTN) | |||
4 | A | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
5 | water | water | 18.0 | 41 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 36821.9 | |
Branched | Number of molecules | 1 |
Total formula weight | 1641.5 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 338.2 | |
All* | Total formula weight | 38801.6 |