JAK2 NP_004963.1:p.V617X

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A change in the amino acid residue at position 617 in the tyrosine-protein kinase JAK2 protein where valine has been replaced by another amino acid. A change to phenylalanine at this position is associated with polycythemia vera.

**Synonyms:** - JAK2 NP_004963.1:p.Val617Xxx - JAK2 V617 - JAK2 V617X - JAK2 Val617Xxx - JAK2 p.V617 - JAK2 p.V617X - JAK2 p.Val617Xxx - Janus Kinase 2 V617X - Janus Kinase 2 Val617Xxx - NP_004963.1:p.V617X - NP_004963.1:p.Val617Xxx - Tyrosine-Protein Kinase JAK2 V617X - Tyrosine-Protein Kinase JAK2 Val617Xxx