Bcl-X(S)

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

**Definition:** Bcl-X(S) (170 aa, ~19 kDa) is encoded by the human BCL2L1 gene. This protein plays a role in the modulation of apoptosis.

**Synonyms:** - BCL-X Short Isoform - BCL-Xs Protein - BCL2-Like 1, Short Isoform - BCL2-Related Protein 1, Short Isoform - BCL2L1 - Bcl-XS - Bcl2-Related Protein, Short Isoform - bcl-xS