4QJI
Crystal Structure of the C-terminal CTP-binding domain of a Phosphopantothenoylcysteine decarboxylase/phosphopantothenate-cysteine ligase with bound CTP from Mycobacterium smegmatis
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Phosphopantothenate--cysteine ligase | polymer | 237 | 24774.0 | 2 | UniProt (A0QWT2) Pfam (PF04127) In PDB | Mycobacterium smegmatis | Phosphopantothenoylcysteine decarboxylase/phosphopantothenate--cysteine ligase,Probable coenzyme A biosynthesis bifunctional protein CoaBC |
2 | A, B | CYTIDINE-5'-TRIPHOSPHATE | non-polymer | 483.2 | 2 | Chemie (CTP) | |||
3 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
4 | water | water | 18.0 | 23 | Chemie (HOH) |
Sequence modifications
A, B: 186 - 414 (UniProt: A0QWT2)
PDB | External Database | Details |
---|---|---|
Met 178 | - | initiating methionine |
Ala 179 | - | expression tag |
His 180 | - | expression tag |
His 181 | - | expression tag |
His 182 | - | expression tag |
His 183 | - | expression tag |
His 184 | - | expression tag |
His 185 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 49548.0 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 1014.9 | |
All* | Total formula weight | 50562.9 |