>tr|A0A250YAH1|A0A250YAH1_CASCN Ubiquitin-ribosomal protein eS31 fusion protein OS=Castor canadensis GN=RPS27A MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYN IQKESTLHLVLRLRGGAKKRKKKSYTTPKKNKHKRKKVKLAVLKYYKVDENGKISRLRRE CPSDECGAGVFMASHFDRHYCGKCCLTYCFNKPEDK