5P21
REFINED CRYSTAL STRUCTURE OF THE TRIPHOSPHATE CONFORMATION OF H-RAS P21 AT 1.35 ANGSTROMS RESOLUTION: IMPLICATIONS FOR THE MECHANISM OF GTP HYDROLYSIS
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | C-H-RAS P21 PROTEIN | polymer | 166 | 18875.2 | 1 | UniProt (P01112) Pfam (PF00071) In PDB | Homo sapiens (human) | |
| 2 | A | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 3 | A | PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER | non-polymer | 522.2 | 1 | Chemie (GNP) | |||
| 4 | water | water | 18.0 | 211 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 18875.2 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 546.5 | |
| All* | Total formula weight | 19421.7 |
