2BE9
Crystal structure of the CTP-liganded (T-State) aspartate transcarbamoylase from the extremely thermophilic archaeon Sulfolobus acidocaldarius
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Aspartate carbamoyltransferase | polymer | 300 | 34332.4 | 1 | UniProt (Q55338) Pfam (PF02729) Pfam (PF00185) In PDB | Sulfolobus acidocaldarius | Aspartate transcarbamylase, ATCase |
2 | B | Aspartate carbamoyltransferase regulatory chain | polymer | 168 | 18845.3 | 1 | UniProt (P74766) Pfam (PF01948) Pfam (PF02748) In PDB | Sulfolobus acidocaldarius | |
3 | B | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
4 | B | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
5 | B | CYTIDINE-5'-TRIPHOSPHATE | non-polymer | 483.2 | 1 | Chemie (CTP) | |||
6 | water | water | 18.0 | 77 | Chemie (HOH) |
Sequence modifications
A: 0 - 299 (UniProt: Q55338)
B: 1 - 164 (UniProt: P74766)
PDB | External Database | Details |
---|---|---|
Leu 1 | - | SEE REMARK 999 |
PDB | External Database | Details |
---|---|---|
Met -3 | - | cloning artifact |
Glu -2 | - | cloning artifact |
Phe -1 | - | cloning artifact |
Met 0 | - | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 53177.7 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 644.6 | |
All* | Total formula weight | 53822.3 |