Hemoglobin F

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

**Definition:** A tetrameric complex of 2 molecules of hemoglobin subunit alpha (encoded by either the HBA1 or HBA2 gene) and 2 molecules of hemoglobin subunit gamma (encoded by either the HBG1 or HBG2 gene).

**Synonyms:** - Fetal Hemoglobin - Hb F - Hb F - Hb a2g2 - Hemoglobin Alpha2Gamma2 - Hgb F