Splicing Factor 3B Subunit 1

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Splicing factor 3B subunit 1 (1304 aa, ~146 kDa) is encoded by the human SF3B1 gene. This protein is involved in the structure of the spliceosome.

**Synonyms:** - Pre-mRNA-Splicing Factor SF3b 155 kDa Subunit - SAP 155 - SAP155 - SF3B1 - SF3b155 - Spliceosome-Associated Protein 155