| Gene Symbol | RRM2B |
| Full Name | Ribonucleotide Reductase Regulatory TP53 Inducible Subunit M2B |
| Aliases | RRM2B gene encoding p53-inducible ribonucleotide reductase subunit M2B |
| Chromosome | 8q23.1 |
| Protein Type | Enzyme |
| Function | encodes a critical enzyme in nucleotide metabolism, specifically the p53-inducible small subunit of ribonucleotide reductase (RNR). |
| Primary Expression | most human tissues, with highest levels in:
- Skeletal muscle: High mitochondrial content and energy demand
- Heart: Continuous oxidative phos |
| Molecular Weight | ~45 kDa |
| Amino Acids | 389 aa |
| UniProt ID | Q7LG56 |
| NCBI Gene ID | 50484 |
| Ensembl ID | ENSG00000068912 |
| OMIM | 604712 |
| GeneCards | RRM2B |
| Human Protein Atlas | RRM2B |
| Associated Diseases | neurodegeneration |
| KG Connections | 31 knowledge graph edges |
| Databases | GeneCardsHPASTRING |